> Markdown version of [/jobs/ext/3008217-senior-design-system-engineer](https://www.wearedevelopers.com/jobs/ext/3008217-senior-design-system-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Design System Engineer - **Company:** WeDoTech - **Location:** Bristol, UK - **Experience:** Expert - **Salary:** £57,547.0 - **Contract:** Contract - **Skills:** HTML, JavaScript (Programming Language), Cascading Style Sheets (CSS), Design of User Interfaces, Semantic Web, Web Applications, Material UI, Web Technologies, Front End Software Development - **Published:** September 20, 2026 - **Apply:** https://www.adzuna.co.uk/jobs/details/5890530811 ## About the Role * Strong experience with JavaScript * Strong experience with Web Components * Strong experience with HTML and CSS * Experience with design systems and component libraries * Experience with reusable component architecture * Experience with accessibility and semantic web development * Experience with modern frontend engineering practices * Experience with UX and design principles * Experience working cross-functionally between design and engineering * Strong stakeholder management and communication skills ## Description * Build and evolve reusable Web Components * Develop components using JavaScript and native web technologies * Solve complex frontend and UI problems with simple, scalable solutions * Build components that can be reused across different products and contexts * Consider accessibility, semantics and usability throughout development * Work closely with UX, design and engineering teams * Help translate design requirements into robust technical solutions * Maintain consistency and quality across a wider design system * Communicate technical decisions clearly with stakeholders * Contribute to the longer-term direction and evolution of the design system Technologies: * CSS * Frontend * JavaScript * System Engineer * Web * UX UI Design, We are a large-scale organisation looking for a Senior Design System Engineer to help build, evolve and maintain the components at the heart of our digital products. This is a contract role for a minimum of 6 months, based in Windsor with one day per week in the office. We offer the opportunity to work on design systems at genuine scale, with autonomy to solve interesting frontend problems while collaborating closely with engineering, UX and design teams. ## Related Videos - [Building a component library for modern challenges](https://www.wearedevelopers.com/videos/650-building-a-component-library-for-modern-challenges) - [Design Principles For The Web](https://www.wearedevelopers.com/videos/518-design-principles-for-the-web) - [WebMCP - Making Agents a First-Class Citizen of the Web - Andre Cipriani Bandarra & François Beaufort](https://www.wearedevelopers.com/videos/1811-webmcp-making-agents-a-first-class-citizen-of-the-web-andre-cipriani-bandarra-francois-beaufort) - [The Resilience of the World Wide Web](https://www.wearedevelopers.com/videos/1281-the-resilience-of-the-world-wide-web) - [NoLoJS - Avoiding JavaScript Cruft with HTML and CSS - Aaron T. Grogg](https://www.wearedevelopers.com/videos/1806-nolojs-avoiding-javascript-cruft-with-html-and-css-aaron-t-grogg) - [Using all the HTML, Running State of the Browser and "Modern" is Rubbish](https://www.wearedevelopers.com/videos/1291-using-all-the-html-running-state-of-the-browser-and-modern-is-rubbish) ## Related Articles - [Dev Digest 133 - Back to Front](https://www.wearedevelopers.com/magazine/474-dev-digest-133-back-to-front) - [Top 7 CSS Frameworks in 2025](https://www.wearedevelopers.com/magazine/362-top-7-css-frameworks-in-2025) - [16 Best Free React UI Libraries in 2025](https://www.wearedevelopers.com/magazine/148-16-best-free-react-ui-libraries-in-2025) - [25 Essential Tools for Front End Developers](https://www.wearedevelopers.com/magazine/210-25-essential-tools-for-front-end-developers) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Dev Digest 113 - Debugging above the cloud](https://www.wearedevelopers.com/magazine/422-dev-digest-113-debugging-above-the-cloud)