Frontend Developer

Experis UK · London, England ·

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

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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.

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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.

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What You'll Do

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

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

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  • AWS certifications
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  • Experience with AppSync
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  • Passion for improving developer experience and engineering standards
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Why Join Us?

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Modern tech stack and genuine technical ownership

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Opportunity to shape architecture and engineering practices

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Competitive salary and bonus scheme

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Collaborative team focused on quality and innovation

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Ready to make an impact?

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  • 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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