Senior Front-End Developer

Senior Front-End Developer

Posted 2 days ago by Empiric

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£400 Per day
Inside
Hybrid
London Area, United Kingdom
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Application Programming Interface (API) Artificial Intelligence Build Tools Figma (Design Software) Front End (Software Engineering) JavaScript (Programming Language) Management React.js Software Development TypeScript User Experience User Interface

Summary: The Senior Front-End Developer role involves joining a leading technology team to enhance a modern Design System, ensuring consistent and accessible UI experiences across various digital products. The position requires collaboration with UX designers and product owners while mentoring junior developers. The contract is hybrid, requiring 2-3 days onsite in London, and is classified as inside IR35. Candidates must be UK-based and possess expert-level skills in React and TypeScript.

Key Responsibilities:

  • Develop and maintain reusable UI components using React and TypeScript
  • Mentor and guide junior developers and contractors, focusing on deliverables and skills growth
  • Support internal teams adopting the design system, ensuring proper implementation of standards
  • Translate Figma designs into high-quality, accessible, and performant components
  • Use Storybook for cross-team adoption and component documentation
  • Apply deep knowledge of accessibility standards (WCAG) to maintain compliance
  • Conduct code reviews and advocate frontend best practices
  • Work with Model Context Protocol (MCP) servers for AI-powered integrations (nice-to-have)
  • Collect feedback from teams and iterate on system components

Key Skills:

  • Expert-level proficiency in React, JavaScript, and TypeScript
  • Strong understanding of React hooks, Context API, and advanced design patterns
  • Experience with component-driven development and tools like Storybook
  • Familiarity with state management libraries (Redux, Zustand, Recoil, etc.)
  • Knowledge of design systems, UI libraries, and scalable architecture principles
  • Proficiency in CSS-in-JS, responsive design, and theming strategies
  • Experience with testing frameworks (Jest, Cypress)
  • Ability to implement pixel-perfect UI components from Figma designs
  • Strong collaboration and communication skills

Salary (Rate): £400/day

City: London

Country: United Kingdom

Working Arrangements: hybrid

IR35 Status: inside IR35

Seniority Level: Senior

Industry: IT

Detailed Description From Employer:

Position: Senior Front-End Developer

Location: Hybrid - 2–3 days/week onsite in London

Contract: Inside IR35, ~6 months with potential extension

Candidates: UK-based only

Number of Roles: 2-3

Day Rate Cap: £400/day all inclusive

About the Role

We are seeking experienced Senior Front-End Developers to join a leading technology team and help evolve a modern Design System, delivering consistent, scalable, and accessible UI experiences across multiple digital products. You will collaborate with UX designers, frontend engineers, and product owners to maintain and enhance the system, supporting multiple applications and teams

Key Responsibilities

  • Develop and maintain reusable UI components using React and TypeScript
  • Mentor and guide junior developers and contractors, focusing on deliverables and skills growth.
  • Support internal teams adopting the design system, ensuring proper implementation of standards
  • Translate Figma designs into high-quality, accessible, and performant components
  • Use Storybook for cross-team adoption and component documentation
  • Apply deep knowledge of accessibility standards (WCAG) to maintain compliance
  • Conduct code reviews and advocate frontend best practices
  • Work with Model Context Protocol (MCP) servers for AI-powered integrations (nice-to-have)
  • Collect feedback from teams and iterate on system components

Required Skills & Experience

  • Expert-level proficiency in React, JavaScript, and TypeScript
  • Strong understanding of React hooks, Context API, and advanced design patterns
  • Experience with component-driven development and tools like Storybook
  • Familiarity with state management libraries (Redux, Zustand, Recoil, etc.)
  • Knowledge of design systems, UI libraries, and scalable architecture principles
  • Proficiency in CSS-in-JS, responsive design, and theming strategies
  • Experience with testing frameworks (Jest, Cypress)
  • Ability to implement pixel-perfect UI components from Figma designs
  • Strong collaboration and communication skills

Nice-to-Have

  • Experience with Model Context Protocol (MCP) servers) for AI integrations
  • Familiarity with build tools (Webpack, Vite) and monorepos (Nx or similar)

Please apply for a call back to discuss and begin the recruitment process.

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