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.
Senior Front End D3 Javascript Software Engineer - Holborn

Job Description Senior Front End D3 Javascript Software Engineer - Holborn Our Client wants to recruit a Senior Front End Software Developer with at least 7 to 10 years expertise of working with D3 React and Javascript. You will be involved with creating sophisticated, robust and easy to use web apps whilst working in a close-knit team who solve complex problems, together. The Client works with very latest cutting edge Front End Technologies. You will be working to create data-heavy applications for the Company's principle client, a major management consultancy undergoing a large-scale digital transformation. Responsibilities • Delivering pixel-perfect, high-quality code in a timely manner. • Creating easy to use, easy to understand applications • Participate in technical discussions with technical leads and within your team. Key Skills Required: • Exceptional track record in delivering quality front end engineering solutions. • A thorough understanding of RXX XX XX XX XX and its core principles and workflows (such as Flux or Redux) • Data visualisation experience, including with D3.js • Experience with continuous integration, test automation, and monitoring You must have the following skills: • Strong proficiency in JavaScript, CSS, HTML including DOM manipulation and the JavaScript object model • Familiarity with RESTful APIs • Knowledge of modern authorization mechanisms, such as JSON Web Token • Familiarity with modern front-end build pipelines and tools • Experience with common front-end development tools such as Babel, Webpack, NPM, etc. • Familiarity with code versioning tools The Client is based in Holborn London. The salary for this role is in the range £70K - £90K. Please send your CV to us in Word format along with your salary and availability.
Senior Front End Engineer JavaScript Angular SaaS

Senior Front End Engineer / Developer (JavaScript Angular SaaS) Reigate / WFH to £100k Are you a senior Front End Engineer 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 Front End Engineer 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 Front End Engineer / Developer 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 Front End Engineer / Developer (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.
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