Frontend Developer

London Source: WhatJobs

£75,000–£110,000

Own the frontend. Influence architecture. Build exceptional user experiences.

We're looking for a talented Senior Frontend Developer to take ownership of a modern React and TypeScript application, helping shape its architecture while delivering high-quality, accessible, and scalable features.

This is an opportunity to play a key role in technical decision-making, improve engineering standards, and work with a modern technology stack that includes React, TypeScript, GraphQL, AWS Amplify, and AppSync.

What You'll Do

Build and maintain production features in a React 18+ TypeScript application
Design reusable components and scalable frontend architecture
Enhance our Vite-based build and development pipeline
Create responsive, accessible interfaces using Ant Design and SCSS
Integrate with AWS Amplify, AppSync, and GraphQL services
Implement internationalisation (i18n) across the platform
Write high-quality tests using Vitest, Testing Library, and MSW
Drive improvements in performance, maintainability, and developer experience
Participate in code reviews, architecture discussions, and technical decision-making
Collaborate closely with Product, Design, and Engineering teams

What We're Looking For

Strong commercial experience with React and TypeScript
Deep understanding of modern frontend architecture and design patterns
Experience with Vite or similar build tools
Strong CSS/Sass skills and experience with component libraries such as Ant Design or Material UI
Experience building responsive, accessible web applications
Working knowledge of GraphQL and AWS Amplify
Experience implementing i18n in production applications
Strong testing practices using Vitest, Jest, Testing Library, or similar
Familiarity with ESLint, CI/CD workflows, and frontend quality tooling

Nice to Have

AWS certifications
Experience with AppSync
Passion for improving developer experience and engineering standards

Why Join Us?

Modern tech stack and genuine technical ownership

Opportunity to shape architecture and engineering practices

Competitive salary and bonus scheme

Collaborative team focused on quality and innovation

Ready to make an impact?

If you're a senior frontend engineer who enjoys building quality software, solving complex problems, and influencing technical direction, we'd love to hear from you.

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