Find your next tech and IT Job or contract Javascript
What you need to know about Javascript
JavaScript is a versatile scripting language primarily used for enhancing web pages and applications. It enables interactive and dynamic content, making it a cornerstone of modern web development.
JavaScript Engineer

About the role We have an exciting opportunity for a JavaScript Engineer to join the elementsuite team, who's passionate about creating engaging, high-quality products and tools. You'll be working closely with our Application Development team, contributing to our cutting-edge HR software platform. This is a hands-on role where you'll build user-centric, performant interfaces while following modern engineering standards. If you're someone who thrives in a fast-paced, agile environment and enjoys working with frameworks like Vue.js and Knockout.js - this one's for you. elementsuite is rewriting the rulebook on how enterprise software is built. Our cloud-native platform powers flexible, scalable, and beautifully simple HR and workforce management solutions. At the start of this year, elementsuite and Zellis joined forces to create an AI-enabled, end-to-end HR, WFM and Pay solution. We already support some of the biggest brands in the UK & Ireland, combining deep HR domain expertise with next-generation technology. Together, we're transforming the future of HR and Payroll technology, where artificial intelligence meets human expertise to reimagine the world of work: intuitive, connected and AI-enabled. Our all-in-one solution is designed to power exceptional employee experiences and help our customers thrive. Key responsibilities in the role will include: Building innovative, high-quality products in line with the elementsuite roadmap. Writing clean, reusable JavaScript code using modern frameworks (e.g. Vue.js, Knockout.js). Developing responsive UI/UX experiences using HTML5, CSS3, and SASS. Testing your work thoroughly with appropriate unit testing before release. Estimating your own work and managing time effectively. Refactoring code regularly to improve performance and maintainability. Collaborating with the Head of Application and cross-functional teams to align on design and implementation. Sharing your expertise to help evolve best practices and technical standards. Staying mindful of performance (HTTP requests, caching, rendering, DOM manipulation, etc). Testing across multiple browsers and devices, including smartphones and tablets. Supporting operational delivery sessions and contributing technical insights. Participating in peer reviews, giving and receiving feedback, and continually learning. Skills & experience Demonstrable experience working in a software engineering environment (any experience in HR software would be advantageous). Strong JavaScript skills and experience with modern frameworks (Vue.js, Knockout.js, jQuery). Solid understanding of MVVM, responsive design, and UI/UX principles. Experience working with APIs and data visualisation tools like D3.js. Familiarity with Git or SVN for version control. Understanding of SQL and the ability to learn new tools and technologies quickly. A pragmatic mindset, balancing time, cost, and quality with guidance from leadership. Benefits & culture At Zellis we create AI-enabled HR, workforce management and payroll products and services, to power exceptional employee experiences so that you and your people do better. Our multi-award-winning products pay over five million employees a year, with almost half (42%) of the FTSE 100, 50% of the top retailers and 30% of the top universities in the UK & Ireland as customers, making us the largest provider of Payroll and HR software and managed services. Our vision is to be the clear leader in pay, reward, analytics, and people experiences. We're passionate about creating an environment where people want to join, belong to, and be part of a progressive organisation. Our values, which were defined with input from all of our 3,000 colleagues, we live and breathe every day: Unstoppable together. Always learning. Make it count. Think scale. Our people are critical to our ongoing success; we're proud of our inclusive culture that gives you the platform to grow, challenge the status quo and play a crucial role in further enhancing our market position as the leading provider of HR & Payroll software and services. With Zellis you'll have the chance to stretch and challenge yourself in an environment that's varied, flexible and hugely supportive. We also love to reward and recognise our brilliant colleagues. As part of your benefits package, you'll receive: A competitive base salary. 25 days annual leave, plus your birthday off and the opportunity to buy additional holiday. Private medical insurance. Life assurance 4x salary. Enhanced pension scheme with company contributions up to 8.5%. A huge range of additional flexible benefits across financial & personal wellbeing, lifestyle & leisure.
FrontEnd Developer with Javascript

Job Description FrontEnd Developer with Javascript Using the latest technologies, processes and tools to deliver state of the art web applications and innovation experiments (PoCs) Be responsible for translating business requirements into robust, scalable and reusable solutions Working as part of multi-disciplinary agile pods with other technical, creative and business roles Participate in engineering discipline, best practice and standards compliance within Innovation Programme and HSBC IT Requirements: 3+ years' commercial experience The ideal candidates for this role will have expertise in the following: JavaScript / XX XX XX XX XX / jQuery / npm / CSS / Sass / Less / HTML 5 / bootstrap Experience in consuming REST APIs and utilising JSON for web applications CI/CD - tools such as Jenkins, Nexus Version control and collaboration - GitHub Knowledge is desirable, but not essential in the following: Microsoft SharePoint 2013/Online - publishing features Good working knowledge of cloud technologies like AWS, Azure and GCP Agile methodologies - Scrum, Kanban Agile Tooling - Jira, Confluence, Slack In addition to the details listed above, the ideal candidate will have a mindset of an Innovator: curious, meticulous, connected, creative and communicative The Client is based in Krakow Poland - you will be working remotely for now - but will require to be available for meetings in Krakow Poland. The salary for this role is up to PLN 16K per month. Please do send your CV to us in Word format along with you salary and availability.
Senior Front End Developer JavaScript

Senior Front End Developer / Engineer (JavaScript Vue 2) Sunderland / WFH to £70k Do you have strong JavaScript / TypeScript front end development skills? You could be progressing your career in a senior, hands-on role at a growing games / gambling site, whilst continually learning and developing your skills. As a Senior Front End Developer you'll contribute to game development from concept to release with a focus on building highly engaging web front ends for bingo games. You'll be collaborating within the game development team, contributing to technical discussions and decision making, leading projects from a technical perspective. There's a modern tech stack, you'll be primarily using JavaScript, TypeScript and Vue 2 within an Agile development environment. Location / WFH: There's a hybrid work from home policy with 2-3 days a week; when you're in the office you'll be collaborating with fellow technologists in a relaxed environment in awesome custom built offices in Sunderland with a range of facilities and perks including free meals at the onsite restaurant as well as membership at onsite gym. About you: You have strong front end development experience with JavaScript / TypeScript You have experience with JavaScript libraries and happy to use Vue 2 Youre collaborative with excellent communication skills, comfortable contributing to technical discussions and providing technical project leadership Ideally you will have some experience or understanding of game mechanics although its not essential What's in it for you: As a Senior Front End Developer / Engineer you will receive a competitive package: Salary to £70k + quarterly bonus Holiday purchase scheme, plus an extra day for every your there (up to 5) Pension, Private medical care Onsite gym Onsite restaurant with free breakfast, lunch, snacks and drinks Free inner city parking Free tickets to EFL matches Hybrid working (x3 days a week office) Family friendly policies Social events and more! Apply now to find out more about this Senior Front End Developer / Engineer (JavaScript Vue 2) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.
FrontEnd Developer with Javascript

Job Description FrontEnd Developer with Javascript Using the latest technologies, processes and tools to deliver state of the art web applications and innovation experiments (PoCs) Be responsible for translating business requirements into robust, scalable and reusable solutions Working as part of multi-disciplinary agile pods with other technical, creative and business roles Participate in engineering discipline, best practice and standards compliance within Innovation Programme and HSBC IT Requirements: 3+ years' commercial experience The ideal candidates for this role will have expertise in the following: JavaScript / XX XX XX XX XX / jQuery / npm / CSS / Sass / Less / HTML 5 / bootstrap Experience in consuming REST APIs and utilising JSON for web applications CI/CD - tools such as Jenkins, Nexus Version control and collaboration - GitHub Knowledge is desirable, but not essential in the following: Microsoft SharePoint 2013/Online - publishing features Good working knowledge of cloud technologies like AWS, Azure and GCP Agile methodologies - Scrum, Kanban Agile Tooling - Jira, Confluence, Slack In addition to the details listed above, the ideal candidate will have a mindset of an Innovator: curious, meticulous, connected, creative and communicative The Client is based in Krakow Poland - you will be working remotely for now - but will require to be available for meetings in Krakow Poland. The salary for this role is up to PLN 16K per month. Please do send your CV to us in Word format along with you salary and availability.
Software Engineers (Java, C#, C++, Python, JavaScript, React)

Software Engineers (Java, C#, C++, Python, JavaScript, React) Position Description Locations: Gloucester, Bristol, Chippenham, Reading, London, Leatherhead, Leicester, Manchester CGI was recognised in the Sunday Times Best Places to Work List 2023 and has been named one of the 'World's Best Employers' by Forbes magazine. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a member not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and you'll be part of an open, friendly community of experts. We'll train and support you in taking your career wherever you want it to go. The Space, Defence and Intelligence business unit in CGI is a true IT Systems Integrator. We work, build and operate bespoke, technically complex, mission-critical systems which help our clients keep us all safe and secure. We bring innovation to our clients using proven and emerging technologies, agile delivery processes and our deep expertise across the breadth of space, defence, intelligence, aerospace and maritime, all underpinned by our end-to-end cyber capability. We work collaboratively with global technology companies, cutting edge SMEs and academia to deliver the optimal solution for each client. We are looking for senior, mid-level developers to join the team and support us in creating mission critical solutions for our exciting range of projects and programmes within the space and defence domain. Your future duties and responsibilities As a Software Engineer you will: • Write well designed and efficient code. • Contribute in all phases of the software development lifecycle. • Work closely with the project team including testing / design authority / project management, to ensure all work is completed to the required standard. • Produce and execute unit tests. • Carry out peer reviews and provide constructive feedback. • Understand and deploy a range of methodologies/frameworks. Required qualifications to be successful in this role You need to have proven experience of: • Hands-on Java, C#, Python, JavaScript, C++ or React software development experience. • Working in an agile environment. • Object Oriented analysis and design using common design patterns. • Strong knowledge of the SDLC. • Excellent problem-solving ability and development logic. • Object oriented analysis and design using common design patterns. #LI-JS2 #LI-Hybrid Together, as owners, let's turn meaningful insights into action. Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you'll reach your full potential because... You are invited to be an owner from day 1 as we work together to bring our Dream to life. That's why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company's strategy and direction. Your work creates value. You'll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise. You'll shape your career by joining a company built to grow and last. You'll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons. Come join our team-one of the largest IT and business consulting services firms in the world.
Senior Netsuite Developer with Javascript and SQL

Job Description Senior Netsuite Developer Our Client is a leading company who are looking to recruit a Senior Netsuite Developer with Javascript and SQL with extensive Netsuite OneWorld expertise. You will have a degree in Computer Sciences or equivalent certifications. Must have technical working knowledge of NetSuite OneWorld Financials platform, including relevant NetSuite certifications. Ideally have at least 5 to 7 years experience of developing in Javascript and Oracle SQL in order to develop applications for Netsuite including a minimum 5 years in NetSuite OneWorld. Experience of full software delivery lifecycle including capturing business requirements, developing solutions, user testing & training, post go-live support and optimisation. Experience of integrating Finance packages with other strategic solutions including CRM and eCommerce platforms. Must be a creative thinker, with the ability to proactively identify areas for potential improvement (process and functionality). Have the ability lead initiatives and solution enhancements. With confidence and judgement to plan and accomplish goals. Ability to translate business/operational requirements into effective and efficient systems solutions. Experience to manage conflicting priorities/complex workload. You must have extensive experience of all NetSuite financial modules is essential, as is their interfacing with other platforms. The Client has offices in Holborn London. Please send your CV to us in Word format along with your rate along with your availability.
Senior Netsuite Developer with Javascript and SQL

Job Description Senior Netsuite Developer Our Client is a leading company who are looking to recruit a Senior Netsuite Developer with Javascript and SQL with extensive Netsuite OneWorld expertise. You will have a degree in Computer Sciences or equivalent certifications. Must have technical working knowledge of NetSuite OneWorld Financials platform, including relevant NetSuite certifications. Ideally have at least 5 to 7 years experience of developing in Javascript and Oracle SQL in order to develop applications for Netsuite including a minimum 5 years in NetSuite OneWorld. Experience of full software delivery lifecycle including capturing business requirements, developing solutions, user testing & training, post go-live support and optimisation. Experience of integrating Finance packages with other strategic solutions including CRM and eCommerce platforms. Must be a creative thinker, with the ability to proactively identify areas for potential improvement (process and functionality). Have the ability lead initiatives and solution enhancements. With confidence and judgement to plan and accomplish goals. Ability to translate business/operational requirements into effective and efficient systems solutions. Experience to manage conflicting priorities/complex workload. You must have extensive experience of all NetSuite financial modules is essential, as is their interfacing with other platforms. The Client has offices in Holborn London. Please send your CV to us in Word format along with your rate along with your availability.
Senior Netsuite Developer with Javascript and SQL

Job Description Senior Netsuite Developer Our Client is a leading company who are looking to recruit a Senior Netsuite Developer with Javascript and SQL with extensive Netsuite OneWorld expertise. You will have a degree in Computer Sciences or equivalent certifications. Must have technical working knowledge of NetSuite OneWorld Financials platform, including relevant NetSuite certifications. Ideally have at least 5 to 7 years experience of developing in Javascript and Oracle SQL in order to develop applications for Netsuite including a minimum 5 years in NetSuite OneWorld. Experience of full software delivery lifecycle including capturing business requirements, developing solutions, user testing & training, post go-live support and optimisation. Experience of integrating Finance packages with other strategic solutions including CRM and eCommerce platforms. Must be a creative thinker, with the ability to proactively identify areas for potential improvement (process and functionality). Have the ability lead initiatives and solution enhancements. With confidence and judgement to plan and accomplish goals. Ability to translate business/operational requirements into effective and efficient systems solutions. Experience to manage conflicting priorities/complex workload. You must have extensive experience of all NetSuite financial modules is essential, as is their interfacing with other platforms. The Client has offices in Holborn London. Please send your CV to us in Word format along with your rate along with your availability.
Frontend Software Developer with Javascript HTML

Job Description Frontend Software Developer with Javascript and HTML Our Client is looking to recruit Frontend Software Developer with at least 3 to 5 years experience of developing Frontend software with Javascript and HTML Working as part of the Digital team, you'll be responsible for and delivering some exciting frontend and UX improvements to an eCommerce website as well as other internal applications for this award-winning Luxury Travel Company. The Role You will be responsible for: Own the frontend of the eCommerce website, making continual improvements Collaborating with the back end developer and design resource to deliver improved UI & UX Participate in design discussions and be the voice of the customer on usability Skills and Experience: Excellent working knowledge of HTML, JavaScript, jQuery, CSS & React Framework Previously delivered multiple responsive websites Happy to develop from both wireframes and full designs Experience of working with and developing alongside a CMS (preferably with Umbraco) Capable of working with multiple (REST) APIs documented with e.g. OpenAPI/swagger and other API messaging formats e.g. JSON, XML, SOAP Good knowledge of technical SEO best practices, familiar with LightHouse on assessing page load times Worked in an agile/Kanban environment and familiar with JIRA and confluence Familiar with Git and source control The Clients offices are based in Central London and this role will be remote working. The salary for this role will be in the range £40K to £50K. Do send your CV to us in Word format along with your salary and availability.
Senior Netsuite Developer with Javascript and SQL

Job Description Senior Netsuite Developer Our Client is a leading company who are looking to recruit a Senior Netsuite Developer with Javascript and SQL with extensive Netsuite OneWorld expertise. You will have a degree in Computer Sciences or equivalent certifications. Must have technical working knowledge of NetSuite OneWorld Financials platform, including relevant NetSuite certifications. Ideally have at least 5 to 7 years experience of developing in Javascript and Oracle SQL in order to develop applications for Netsuite including a minimum 5 years in NetSuite OneWorld. Experience of full software delivery lifecycle including capturing business requirements, developing solutions, user testing & training, post go-live support and optimisation. Experience of integrating Finance packages with other strategic solutions including CRM and eCommerce platforms. Must be a creative thinker, with the ability to proactively identify areas for potential improvement (process and functionality). Have the ability lead initiatives and solution enhancements. With confidence and judgement to plan and accomplish goals. Ability to translate business/operational requirements into effective and efficient systems solutions. Experience to manage conflicting priorities/complex workload. You must have extensive experience of all NetSuite financial modules is essential, as is their interfacing with other platforms. The Client has offices in Holborn London. Please send your CV to us in Word format along with your rate along with your availability.
Lead Front End Developer JavaScript Angular SaaS

Lead Front End Developer / Engineer (JavaScript Angular SaaS) Reigate / WFH to £100k Are you a senior Front End Developer with strong JavaScript Angular skills? You could be progressing your career in a senior, hands-on leadership role at a global FinTech with flexible working and a range of perks and benefits including continual professional development. As a Lead Front End Developer you'll be the most senior Front End Developer in the UK working on a new AI driven product suite in collaboration with the team in Canada. You'll design and develop engaging front ends / UIs for SaaS solutions working with modern Angular within a C# Azure environment. Working with the Product Manager you will help to define, refine and deliver the product backlog, coordinating web application design and implementation across multiple streams to ensure consistency. You'll also participate in the UX guild on best practice and in time can move to a team leadership role as the product expands, helping to grow the UK team for this area. Location / WFH: There's a flexible work from home hybrid model, you'll join colleagues in the Reigate office twice a week for team meet-ups and stakeholder meetings with the other three days work from home. About you: You have strong Front End / UI development experience You have expertise with modern Angular (Angular 16+, theyre using Angular 18, moving to Angular 19), JavaScript and other web technologies e.g. HTML5, CSS You have experience of working with C# backends and a good understanding of Azure You have advanced stakeholder communication and collaboration skills, comfortable taking a lead in the UK on this product in conjunction with the Team Lead in Canada What's in it for you: As a Lead Front End Developer / Engineer you will earn a competitive package: Salary to £100k Bonus (c20%) 25 days holiday (and ability to buy more) Pension, Health Care, Life Assurance Enhanced maternity / paternity packages Continuous training and career development opportunities Plus a range of other perks and discounts Apply now to find out more about this Lead Front End Developer / Engineer (Angular 18 C# Azure SaaS) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.
Frontend Software Developer with Javascript HTML

Job Description Frontend Software Developer with Javascript and HTML Our Client is looking to recruit Frontend Software Developer with at least 3 to 5 years experience of developing Frontend software with Javascript and HTML Working as part of the Digital team, you'll be responsible for and delivering some exciting frontend and UX improvements to an eCommerce website as well as other internal applications for this award-winning Luxury Travel Company. The Role You will be responsible for: Own the frontend of the eCommerce website, making continual improvements Collaborating with the back end developer and design resource to deliver improved UI & UX Participate in design discussions and be the voice of the customer on usability Skills and Experience: Excellent working knowledge of HTML, JavaScript, jQuery, CSS & React Framework Previously delivered multiple responsive websites Happy to develop from both wireframes and full designs Experience of working with and developing alongside a CMS (preferably with Umbraco) Capable of working with multiple (REST) APIs documented with e.g. OpenAPI/swagger and other API messaging formats e.g. JSON, XML, SOAP Good knowledge of technical SEO best practices, familiar with LightHouse on assessing page load times Worked in an agile/Kanban environment and familiar with JIRA and confluence Familiar with Git and source control The Clients offices are based in Central London and this role will be remote working. The salary for this role will be in the range £40K to £50K. Do send your CV to us in Word format along with your salary and availability.
Javascript with Agile Software Engineer - Central London

Job Description Javascript and Agile Software Developer - Central London The Client Developer will be responsible for the development and delivery of all client side aspects of our product, developing new features and launching new platforms. A successful candidate will have a proven ability in delivering customer facing JavaScript applications, in an Agile software development environment and a passion for building a world class product. As part of the tech team, you will play a lead role in this by designing and building world leading streaming services across web, mobile and TV platforms, working on new feature releases and evolving the next phase of our application framework. With a rapidly expanding company; growth within the team and opportunities to lead engineering initiatives are abundant. We need people who want to help us build a strong engineering culture and a fun, vibrant workplace. You will deliver high quality, robust and testable code adhering to internal engineering procedures, code conventions and development methodologies. Contribute to comprehensive documentation that supports the development and support lifecycles. Work to continually improve software deployment to ensure iterative releases and rapid deployment of updates to our customers across all platforms. Mentoring and supporting other developers with their day-to-day work. Monitor system performance and resolve any issues or failures in staging or production environments. Must have experience with JavaScript (vanilla JS, prototypes, scoping, design patterns, memory profiling). Track record of successful software delivery through all phases of development, including coding standards, code reviews, source control management, build processes, testing, and operations. Working knowledge of object-oriented design, design patterns and extreme programming. Familiar with build automation and continuous integration 3Ability to write unit tests using JavaScript in a common library such as Jasmine. Any experience of the following sills would be pretty handy: NXX XX XX XX XX or other programming languages Cross-platform development preferable on smart TV and consoles Development of a high-profile digital video service Test driven development Experience with AWS, Docker, Kubernetes Experience of working in an Agile software development environment. Contract duration will be 6 months. Location is Central London. Please send your CV to us urgently for this contract assignment in Word format along with your daily rate and availability.
Senior Full Stack Developer JavaScript

Senior Full Stack Developer / Engineer (JavaScript) London to £100k Opportunity to progress your career in a senior, hands-on role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining processes and delivering CO2 carbon neutral targets, the company has been established 10 years, with recent funding of £125 million. You'll be working on complex and interesting systems and can enjoy a range of benefits and perks. As a Senior Full Stack Developer you'll collaborate as part of an Agile technology team to design and develop, troubleshoot and solve complex software issues to help scale and future proof the business. You'll work across the full tech stack using JavaScript and Vue.js on the front end, there's a range of other tech in the stack (TypeScript, Node.js, Java, Python and of course a bit of legacy PHP!), you'll be encouraged to explore new technologies and use the best tool for the job as well as own your own DevOps and deployment. There's an emphasis on getting stuff done and immediate business impact, alongside longer term strategy. Location / WFH: There's a hybrid work from home model with three days a week in the Hammersmith office and the other two work from home. When in the office you can enjoy the onsite gym, barista coffee and free breakfast. About you: You have strong full stack JavaScript development skills and are happy to work on projects that could be weighted either way or a 50/50 split You have experience with JavaScript frameworks they use Vue.js but Angular or React experience is fine, you will also have experience with Python, Node.js and TypeScript Youre product focussed with good business acumen You have a good knowledge of APIs and an indepth understanding of web development practices, tools and technologies You enjoy learning and picking up new things Youre flexible and able to adapt to changing priorities You have full software development lifecycle experience including CI/CD and testing Youre collaborative with Agile team experience, happy to mentor more junior developers Youre likely to be degree educated in Computer Science or similar tech discipline What's in it for you: Salary to £100k 25 days holiday (increasing to 30), plus Christmas Eve Vitality healthcare plus a host of wellbeing benefits Pension Family leave and enhanced maternity scheme Continual career and self development opportunities Onsite gym, and partnership with Octopus Electric Vehicles and Evans Cycle to Work scheme, theres showers and towels if you do decide to cycle! Apply now to find out more about this Senior Full Stack Developer (JavaScript) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.
Javascript with Agile Software Engineer - Central London

Job Description Javascript and Agile Software Developer - Central London The Client Developer will be responsible for the development and delivery of all client side aspects of our product, developing new features and launching new platforms. A successful candidate will have a proven ability in delivering customer facing JavaScript applications, in an Agile software development environment and a passion for building a world class product. As part of the tech team, you will play a lead role in this by designing and building world leading streaming services across web, mobile and TV platforms, working on new feature releases and evolving the next phase of our application framework. With a rapidly expanding company; growth within the team and opportunities to lead engineering initiatives are abundant. We need people who want to help us build a strong engineering culture and a fun, vibrant workplace. You will deliver high quality, robust and testable code adhering to internal engineering procedures, code conventions and development methodologies. Contribute to comprehensive documentation that supports the development and support lifecycles. Work to continually improve software deployment to ensure iterative releases and rapid deployment of updates to our customers across all platforms. Mentoring and supporting other developers with their day-to-day work. Monitor system performance and resolve any issues or failures in staging or production environments. Must have experience with JavaScript (vanilla JS, prototypes, scoping, design patterns, memory profiling). Track record of successful software delivery through all phases of development, including coding standards, code reviews, source control management, build processes, testing, and operations. Working knowledge of object-oriented design, design patterns and extreme programming. Familiar with build automation and continuous integration 3Ability to write unit tests using JavaScript in a common library such as Jasmine. Any experience of the following sills would be pretty handy: NXX XX XX XX XX or other programming languages Cross-platform development preferable on smart TV and consoles Development of a high-profile digital video service Test driven development Experience with AWS, Docker, Kubernetes Experience of working in an Agile software development environment. Location is Central London. Please send your CV to us urgently for this contract assignment in Word format along with your salary and availability.
Software Engineer JavaScript NXX XX XX XX XX AWS API

Software Engineer / Developer (JavaScript Node.js AWS API) London / WFH to £85k Are you a technologist Software Engineer who enjoys using a range of languages whilst continually learning? You could be progressing your career at a successful and growing Cyber Security Risk Management tech company, working on complex and interesting systems at the cutting edge of technology used by insurance company to assess security risk. As a Software Engineer you'll join the Product Engineering team working on the development of websites, APIs and efficient database queries. As well as JavaScript and SQL you'll be working with TypeScript, Node.js and serverless AWS with a focus on backend development with exposure to the React front end too. You'll be collaborating and problem solving as part of a small, flexible engineering team where knowledge sharing and continuous improvement are key. Location / WFH: You'll join the team in the London Bridge office three days a week with flexibility to work from home the other two. About you: You have JavaScript / TypeScript backend development experience You have a good knowledge of REST APIs You have strong SQL query writing skills You have experience of working on scalable systems with complexity You have a good knowledge of software engineering principles and best practices You have a good knowledge of AWS, including familiarity with AWS Lambda, API Gateway, S3, CloudWatch You have experience of working in start-up / small company environments with changing priorities Youre collaborative with great communication skills What's in it for you: As a Software Engineer / Developer you will earn a competitive salary plus benefits including: Salary to £85k Private Medical Healthcare including Dental and Vision cover Pension Share Option scheme Employee Wellness Programme Summer time hours £2k personalised training budget Apply now to find out more about this Software Engineer / Developer (JavaScript Node.js AWS API) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.
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The game developer uses JavaScript to program game mechanics, interactions, and animations in 2D or 3D environments.
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