1 of 1 Part-Time Senior Front-End Engineer (Client-Side Engineer) Jobs in Central London

D3/visx Storybook Tailwind CSS Jest Cypress Playwright What You Bring 8+ years building and evolving large-scale web applications. Proven track record in front-end architecture (modular codebases, micro-frontends, design systems, scalability). Strong portfolio of data-heavy, real-time UIs and reusable component libraries. Expertise in TypeScript, CSS … and modern testing frameworks. Passion for developer experience, tooling, and mentoring. Degree in Computer Science or equivalent experience. Bonus points for: Open source contributions to front-end tooling, design systems, or data-visualisation libraries. Experience with WebSockets, PWAs, offline support, or design-token pipelines. How They Work Speed with craftsmanship: Continuous delivery … This is a chance to join a hyper-growth company at the forefront of AI-powered collaboration, tackling some of the most exciting challenges in front-end engineering today. Interested? Reach out to Stax for a confidential discussion. Please be advised that, owing to the expected volume of applications, we may only More ❯