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Principal Software Engineer / Developer (Python React) WFH / London to £80k Are you an experienced Software Engineer with a strong knowledge of best practices and SaaS? You could be progressing your career in an impactful role at a start-up Cyber Risk technology company that have been established 18 months, are fully funded and ready to scale. As a Principal Software Engineer you will collaborate closely with the CTO, participating in technical discussions, architecture and design as well as hands-on coding new features and enhancements. There's a focus on backend development but you'll also use React on the front end components. Location / WFH: You can work from home most of the time, meeting up for constructive sessions once a month in the London office. About you: You have strong backend Python development skills You have a strong knowledge of software engineering best practices and full lifecycle development You're comfortable working across the full technology stack, ideally with React.js skills You have a strong understanding of Computer Science fundamentals such as OOP, Design Patterns, Data Structures You're collaborative and pragmatic What's in it for you: Salary to £80k EMI shares Pension 25 days holiday Flexible working, majority work from home Apply now to find out more about this Principal Software Engineer / Developer (Python React) 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.

Senior Web Developer (TypeScript React API) London / WFH to £100k Are you a technologist Web Developer looking to progress your career in a senior, hands-on role where you can make an impact? You could be joining a tech company that provide a SaaS product suite used by Market Researchers and Analysts to build customisable and engaging surveys. They've been consistently voted as a "Best Place to Work" overall, for Wellbeing and for Women. As a Senior Web Developer you will take a lead role in the design and development of feature rich, high performance, customisable front end applications using TypeScript and React, as well as APIs that integrate with backend systems. You'll collaborate with Backend Software Engineers to ensure seamless integrations and as a senior member of the team help to uphold technical standards. Location / WFH: There's a hybrid work from home policy with 2-3 days a week in the London office, where you can enjoy a sociable team environment. About you: You have experience of producing highly complex front end applications and web platforms You have expertise with TypeScript and React You have a strong knowledge of RESTful APIs and / or GraphQL and integrating with backend services You're familiar with DevOps environments with CI/CD, Observability, Automation and Security You have excellent communication skills, confident in technical discussions and mentoring others You have a "product based" mindset with a focus on delivery What's in it for you: As a Senior Web Developer you will earn a competitive package: Salary to £100k 30 days holiday + Bank Holidays Training and career development programmes Medical Insurance Enhanced maternity and paternity policies Employee award incentives such as team lunches Apply now to find out more about this Senior Web Developer / Engineer (TypeScript React 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.

Software Engineer / Developer (C# .Net React Cloud) London / WFH to £65k Do you have strong C# skills combined with React.js experience? You could be progressing your career at a successful and scaling Retail FX Brokerage working on Greenfield systems. As a Software Engineer you'll be designing and developing high quality, maintainable, and reliable code for a real-time, low latency trading systems built mostly in C# and React deployed onto Azure. You'll have exposure across the full technology stack in a modern development environment with microservices, .Net Core, React, and Cloud (Azure). You'll be collaborating with a variety of people across the business from developers to stakeholders and will always be encouraged to voice your opinions and ideas. Location / WFH: There's a hybrid work from home model with three days a week in the London office. About you: You have C# .Net Core backend development experience You also have front end development experience with React You have a good knowledge of microservices and have Cloud (Azure or AWS) experience You have strong analytical and problem solving skills You're collaborative with excellent communication skills You're degree educated in Computer Science or similar discipline What's in it for you: As a Software Engineer you will earn a competitive package: Up to £65k salary Bonus Private Healthcare Pension 25 days holiday Apply now to find out more about this Software Engineer / Developer (Full Stack C# .Net React Cloud) 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.

Senior Front End Developer / Full Stack Engineer (TypeScript React) London / WFH to £90k Would you like to take ownership and progress your career at a growing tech start-up? As a Senior Front End Developer you'll join a small team to design and develop front end components on the website, client portals and dash boards, adding new features and enhancements to the core product that is revolutionising the payments industry to Africa, improving speed, cost and reliability. You'll join a small, collaborative, Agile team working on 2 week sprints and play a key part of tech discussions and decision making; whilst the focus is on front end work, you'll also need a good appreciation of APIs, backend connectivity and developer tools. Location / WFH: You'll join colleagues in the London, Canary Wharf offices three days a week (also the possibility to be remote in the UK). About you: You have advanced skills with TypeScript and React You have experience of consuming Web APIs such as RESTful, GraphQL, gRPC You have a strong appreciation of UI/UX design You are familiar with backend development, they use Golang so that would be great but any backend programming language is fine (e.g. Node, Python, Java, C++) You have experience of working on scalable, distributed systems You're collaborative with Agile team experience What's in it for you: Salary to £90k Hybrid working (x3 days office) Impactful role with excellent career growth opportunities Apply now to find out more about this Senior Front End Developer / Full Stack Engineer (TypeScript React) 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.

Job Description Front End Developer with React JS Our Client is looking to recruit a Front Software Developer with at least 2 to 4 years experience of working front end technology using React JS. This is an exciting new position to work with a small team of talented individuals. The salary for this role is in the range £30K - £33K. The Client is based in Norwich. Please send your CV to us in Word format along with your salary and availability.

Senior Front End Developer (TypeScript React API) London / WFH to £100k Are you a technologist Front End Developer looking to progress your career in a senior role where you can make an impact? You could be joining a tech company that provide a SaaS product suite used by Market Researchers and Analysts to build customisable and engaging surveys. They've been consistently voted as a "Best Place to Work" overall, for Wellbeing and for Women. As a Senior Front End Developer you will take a lead role in the design and development of feature rich, high performance, customisable front end applications using TypeScript and React, as well as APIs that integrate with backend systems. You'll collaborate with Backend Software Engineers to ensure seamless integrations and as a senior member of the team help to uphold technical standards. Location / WFH: There's a hybrid work from home policy with 2-3 days a week in the London office, where you can enjoy a sociable team environment. About you: You have experience of producing highly complex front end applications and web platforms You have expertise with TypeScript and React You have a strong knowledge of RESTful APIs and / or GraphQL and integrating with backend services You're familiar with DevOps environments with CI/CD, Observability, Automation and Security You have excellent communication skills, confident in technical discussions and mentoring others You have a "product based" mindset with a focus on delivery What's in it for you: As a Senior Front End Developer you will earn a competitive package: Salary to £100k 30 days holiday + Bank Holidays Training and career development programmes Medical Insurance Enhanced maternity and paternity policies Employee award incentives such as team lunches Apply now to find out more about this Senior Front End Developer / Engineer (TypeScript React 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.

Front End Developer / Software Engineer (TypeScript React) *Newcastle onsite* to £100k Do you have a first class education combined with commercial TypeScript and React skills? You could be progressing your career at a start-up Investment Management firm that have secure backing and an established Hedge Fund client as a partner, in a role that you can shape and influence. As a Front End Developer you'll take ownership of technical projects, designing and developing user interfaces and client dashboards for cutting edge trading systems technology. You'll join a small team and be empowered to work independently and leverage new and emerging technology. Location / WFH: You'll join colleagues in Central Newcastle offices on a full-time basis (Monday to Friday). About you: You have achieved a minimum 2.1 BSc in Computer Science from a Russel Group university, backed by A's at A-level You have strong front end development experience with TypeScript and React You're a technologist who enjoys collaborating and problem solving You have a good knowledge of modern software engineering best practices across the full software development lifecycle You have a thorough understanding of Computer Science fundamentals such as OOP, Data Structures, Design Patterns, Algorithms You're excited to join a start-up in a role that you can shape and influence What's in it for you: As a Front End Developer / Software Engineer you will earn a competitive salary (£100k) plus significant bonus and benefits package. Apply now to find out more about this Front End Developer / Software Engineer (TypeScript React) 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.

React Native Team Lead (Applications) - c£80,000 - Hybrid (3x week in Watford) Overview: I am currently recruiting for a React Native Team Lead (Applications) with one of my clients who are a global digital marketing and technology agency specialising in online gaming. We are looking for someone who has experience developing and releasing new apps to the market, as well as experience building automation and helping streamline the processes in place, setting the standards within our app estate. Role Responsibilities: Develop and Release Mobile Applications : Lead the end-to-end development of mobile applications using React Native and TypeScript , ensuring successful deployment. Collaborate on Requirement Gathering and Technical Solutions : Work closely with stakeholders to gather and analyse business and technical requirements, translating them into development tasks. Design and implement solutions that utilize modern REST APIs , with a focus on security best practices and app performance. Automate and Optimize Mobile App Deployment : Build and maintain automation pipelines to streamline the mobile app development and deployment process. Utilize your experience in mobile app deployment automation to improve CI/CD workflows and ensure efficient, reliable app releases. Establish and Enforce Coding Standards : Set and maintain high standards for the mobile app codebase across the app estate, ensuring consistent use of best practices in TypeScript , React Native , and Swift components Implement security best practices and ensure the app estate remains secure and reliable. Lead, Mentor, and Manage the Development Team : Provide leadership to the app development team, managing workloads and facilitating an agile environment. Essential Skills and Experience: At least 5 years’ experience as Senior App Engineer and possess a good working knowledge of the following. Strong Typescript Experience Experience with mobile app deployment automation Experience working in an agile environment Knowledge of app security practices Familiarity with native build tools like Xcode and Android Studio Good working knowledge of native and react native webviews Experience implementing Swift components in React Native projects React Native developer with experience building and publishing iOS apps via the app store Good experience working with modern API’s (i.e. REST) Package: C£80,000 (flexible) Free Gym membership On-site Chef provides free breakfast and lunch Free Parking Hybrid (3x week in Watford)

London 2-3 days a week Role Overview: We are looking for a creative and technically skilled UX/UI Designer with a strong portfolio and experience in the financial services industry. The ideal candidate will have expertise in Figma, React, Angular, and CSS, and will be responsible for designing user interfaces that are not only visually compelling but also highly functional and user-friendly. Key Responsibilities: • Collaborate with product managers, developers, and other stakeholders to create intuitive and engaging user experiences. • Design wireframes, prototypes, and high-fidelity user interfaces using Figma. • Develop and maintain design systems and component libraries for use across multiple platforms. • Ensure the technical feasibility of UI/UX designs by working closely with the development team. • Implement designs using front-end technologies, including React, Angular, and CSS. • Conduct user research and usability testing to gather feedback and iterate on designs. • Stay up-to-date with industry trends and best practices in UX/UI design and financial services. Requirements: • Bachelor's degree in Design, Computer Science, or a related field. • Proven experience as a UX/UI Designer, preferably within the financial services industry. • Proficiency in Figma and front-end development technologies including React, Angular, and CSS. • Strong portfolio showcasing your design skills and projects (Portfolio Required). • Excellent understanding of user-centred design principles and best practices. • Ability to work in a fast-paced, collaborative environment and manage multiple projects simultaneously. • Strong communication skills with the ability to articulate design decisions and collaborate effectively with team members. Preferred Qualifications: • Experience with design systems and component libraries. • Knowledge of accessibility standards and best practices. • Familiarity with other design tools such as Sketch, Adobe XD, or In-Vision. • Experience with Agile/Scrum methodologies. To find out more about Computer Futures please visit XX XX XX XX XX Computer Futures, a trading division of SThree Partnership LLP is acting as an Employment Business in relation to this vacancy | Registered office | 8 Bishopsgate, London, EC2N 4BQ, United Kingdom | Partnership Number | OC387148 England and Wales

Software Developer / Engineer (C# .Net) Folkestone to £50k Are you a C# Developer with eCommerce experience? You could be progressing your career at a digital eCommerce solutions provider with ambitious growth plans. As a C# Developer you will design and develop new features and enhancements as they reengineer the current platform to modern C# .Net 8 and React, enabling scalability. You'll have a focus on backend development but will also have opportunities to work on the React, Next.js front end, picking up new technologies on the job. There's a small, collaborative team environment where you'll be able to influence technical discussions and decision making. Location / WFH: There's a hybrid work from home model with three days in the Folkstone office per week, the office has parking, is close to the station and has an onsite gym. About you: You have C# .Net software development experience You have experience of working in the eCommerce space You have a good understanding of software engineering best practices and Agile methodologies (including TDD) You have excellent communication, collaboration and stakeholder management skills You have experience with public cloud - Azure or AWS preferred You also have some experience with React and / or Next.js or are happy to learn and do some full stack development You're degree educated in Computer Science or similar technical discipline What's in it for you: Salary to £50k Bonus Pension Private medical and dental cover Hybrid working (x3 days office) Onsite gym at the office Apply now to find out more about this C# Developer / Full Stack Engineer (C# .Net React Next.js) 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.

Job Description Senior Backend Developer with C# .net Framework Working as part of the Digital team, you'll be responsible for the ongoing development and improvements to an eCommerce website as well as other internal applications for this award-winning Travel Company. You will be responsible for: Leading the eCommerce web and application development from a technical perspective • Collaborating with the front end developer and design resource to deliver improved UI & UX • A problem solver - you'll need to be able to analyse and suggest improvements to existing website features • Analysing and identifying ways to automate processes working alongside the business lead • Implementing automated regression testing for the software developed Skills and Experience: • Excellent working knowledge of ASP.NET, C#, HTML, JavaScript, jQuery, React Framework, MS SQL Server, Mongo DB, Elasticsearch • Understanding of SOLID development principles • Worked previously on projects using the Umbraco CMS • Continuous Delivery skills, tools and techniques (e.g. Git, Github, Team City, Octopus, Jenkins, Selenium, etc.) • Familiar with Azure cloud services & setting up/managing resources/deploying apps • Familiar with JIRA and Confluence • Capable of working with (and developing) multiple (REST) APIs documented with e.g. OpenAPI/swagger and other API messaging formats e.g. JSON, XML, SOAP • Experience of PowerBI, PowerQuery and R • Experience of structured testing and quality assurance approaches (e.g. Test Driven Development and Behaviour Driven Development) • A positive and cooperative individual who will work effectively across departments and within a team • Worked in an agile/Kanban environment and familiar with JIRA and confluence • Not afraid to challenge existing thinking in order to improve processes The Client will consider candidates with solid Backend development skills without Umbraco. The salary for this role will be in the range £50K to £80K per year depending on experience. The Client is based in Central London and this role will be working remotely. Do send your CV to us in Word format along with your salary and availability.

Backend Software Engineer / Developer (.Net Core AWS) London / WFH to £100k Are you a backend focussed Software Engineer who enjoys collaborating and working on complex systems with cutting edge technology? You could be progressing your career at a highly profitable Hedge Fund whilst enjoying a range of perks and benefits including hybrid working and a sociable team environment. As a Backend Software Engineer you'll join a cross functional Agile product team responsible for high-value business critical trade execution systems. You'll be building systems to manage large datasets which can process updates in real-time with high throughput and low latency; these systems are released with high frequency with technology choices that are continuously evolving. There's a focus on backend development with C# .Net and Kubernetes however you will work across the full stack, using TypeScript, Blazor and React on the client side. You'll take ownership of projects and collaborate with a team of highly skilled engineers as well as business stakeholders, continually learning, assessing new technologies and making recommendations within a flat structure. Location / WFH: You'll be based in fantastic offices in a vibrant area of London with in-house gym and steam room, games room with pool tables and dart boards, library and free high quality catering (breakfast, lunch, dinner) from the onsite chef with flexibility to work from home two days a week. About you: You have strong C# serverside development skills, including .Net Core and multi-threading You have a good knowledge of AWS and Kubernetes The tech stack also includes JavaScript / TypeScript, Blazor and React for client side applications; experience with any of these would be beneficial but you can pick them up on the job You're commercially aware and keen to understand the business impact of what you do You have excellent communication, collaboration and problem solving skills You're degree educated in a STEM discipline, Computer Science preferred, 2.1 or above What's in it for you: Competitive salary, to £100k Pension Private medical care and wellness days Training and conference budget to support your personal development Hybrid working, fully catered in the office plus in-house gym Apply now to find out more about this Backend Software Engineer / Developer (C# .Net Core AWS Kubernetes) 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.

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.

Job Description Backend Developer (Umbraco) - Senior-level Working as part of the Digital team, you'll be responsible for the ongoing development and improvements to an eCommerce website as well as other internal applications for this award-winning Travel Company. You will be responsible for: Leading the eCommerce web and application development from a technical perspective • Collaborating with the front end developer and design resource to deliver improved UI & UX • A problem solver - you'll need to be able to analyse and suggest improvements to existing website features • Analysing and identifying ways to automate processes working alongside the business lead • Implementing automated regression testing for the software developed Skills and Experience: • Excellent working knowledge of ASP.NET, C#, HTML, JavaScript, jQuery, React Framework, MS SQL Server, Mongo DB, Elasticsearch • Understanding of SOLID development principles • Worked previously on projects using the Umbraco CMS • Continuous Delivery skills, tools and techniques (e.g. Git, Github, Team City, Octopus, Jenkins, Selenium, etc.) • Familiar with Azure cloud services & setting up/managing resources/deploying apps • Familiar with JIRA and Confluence • Capable of working with (and developing) multiple (REST) APIs documented with e.g. OpenAPI/swagger and other API messaging formats e.g. JSON, XML, SOAP • Experience of PowerBI, PowerQuery and R • Experience of structured testing and quality assurance approaches (e.g. Test Driven Development and Behaviour Driven Development) • A positive and cooperative individual who will work effectively across departments and within a team • Worked in an agile/Kanban environment and familiar with JIRA and confluence • Not afraid to challenge existing thinking in order to improve processes Benefits Company pension Performance-related bonus Generous holiday concessions Friend and family discounts on Travel holidays Educationals - trips for staff to get to know and understand our destinations 'Cycle to work' scheme The salary for this role will be in the range £55K to £65K per year depending on experience. The Client is based in Central London and this role will be working remotely. Do send your CV to us in Word format along with your salary and availability.

Full Stack Developer / Engineer (C# SQL JavaScript) London / WFH to £85k Are you a data savvy Full Stack Developer with strong C# and SQL skills combined with a good understanding of finance / trading systems? You could be progressing your career and gaining valuable finance experience at a hugely successful Hedge Fund, working on complex and interesting systems with continual learning opportunities. As a Full Stack Developer you'll join a small, Agile team to design, develop and support the Portfolio Management systems. You'll be collaborating with Front Office users and will gain a good understanding of financial trading systems, working with modern tech across the full stack from SQL/Oracle, C# .Net Core on the backend through to Angular and TypeScript on the frontend, with a bias towards backend development. There's a range of projects from a couple of weeks through to longer term over several months. Location / WFH: You'll join colleagues in impressive Central London offices with flexibility to work from home one day a week. About you: You have strong C# .Net skills, ideally including .Net Core You have strong SQL development skills You're highly numerate with a good understanding of mathematics You have a good understanding of finance instruments / trading systems or Front Office environments You also have some front end development skills with technologies such as JavaScript / TypeScript, Angular, React, HTML, CSS and are happy to use Angular going forward You're collaborative with Agile team experience You're degree educated in a STEM discipline What's in it for you: As a Full Stack Developer / Engineer you will earn a competitive package: Salary to £85k Bonus Pension, Life Assurance Health and Dental care Employee Assistance Programme 25 days holiday Continuous training and self development opportunities Apply now to find out more about this Full Stack Developer / Engineer (C# .Net Core SQL JavaScript Angular) 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.

Job Description Senior Backend Developer with C# .net Framework Working as part of the Digital team, you'll be responsible for the ongoing development and improvements to an eCommerce website as well as other internal applications for this award-winning Travel Company. You will be responsible for: Leading the eCommerce web and application development from a technical perspective • Collaborating with the front end developer and design resource to deliver improved UI & UX • A problem solver - you'll need to be able to analyse and suggest improvements to existing website features • Analysing and identifying ways to automate processes working alongside the business lead • Implementing automated regression testing for the software developed Skills and Experience: • Excellent working knowledge of ASP.NET, C#, HTML, JavaScript, jQuery, React Framework, MS SQL Server, Mongo DB, Elasticsearch • Understanding of SOLID development principles • Worked previously on projects using the Umbraco CMS • Continuous Delivery skills, tools and techniques (e.g. Git, Github, Team City, Octopus, Jenkins, Selenium, etc.) • Familiar with Azure cloud services & setting up/managing resources/deploying apps • Familiar with JIRA and Confluence • Capable of working with (and developing) multiple (REST) APIs documented with e.g. OpenAPI/swagger and other API messaging formats e.g. JSON, XML, SOAP • Experience of PowerBI, PowerQuery and R • Experience of structured testing and quality assurance approaches (e.g. Test Driven Development and Behaviour Driven Development) • A positive and cooperative individual who will work effectively across departments and within a team • Worked in an agile/Kanban environment and familiar with JIRA and confluence • Not afraid to challenge existing thinking in order to improve processes The Client will consider candidates with solid Backend development skills without Umbraco. The salary for this role will be in the range £50K to £80K per year depending on experience. The Client is based in Central London and this role will be working remotely. Do send your CV to us in Word format along with your salary and availability.