Frontend Jobs in United Kingdom

Frontend Developer

Open 59d UKFull-time

API CSS HTML JSON React +2 skills

This range is provided by Harrington Starr. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range This role will provide a platform to build some of the…

Proton

Open 59d HybridEurope, UKSenior

Senior Front End Engineer (Docs)

Build and maintain the front-end of a privacy-first productivity suite using React, TypeScript, and end-to-end encryption to deliver secure note-taking and knowledge management tools.

Accessibility API CI/CD Cryptography Design Patterns +10 skills

Blockchain

Open 59d RemoteUKFull-time

Front-End Engineer, Institutional

AI Blockchain Cloud Cryptocurrency Gdpr +4 skills

Build responsive UIs and data visualizations for Blockchain.com’s institutional trading tools using React, TypeScript, and NextJS.

Valor Capital Group

Front-End Development and Conversion Rate Optimization Manager

Open 59d RemoteUK

A/B Testing Amplitude Analytics CSS Google Analytics +3 skills

Owns conversion rate optimization and A/B testing for a SaaS marketing site, landing pages, and signup funnel using front-end development and analytics tools.

慨正橡扯

Lead UI Engineer - Real-Time Frontend (React/TS)

Open 60d UKLead

Open 60d RemoteWorldwideContractSenior

Lead the front-end architecture for a trading platform using React and TypeScript, shaping high-performance UIs for trader workflows.

Senior Frontend Engineer

Build the Web2 frontend from scratch using React/Next.js and TypeScript, then integrate Web3 features for Pet360’s blockchain-based pet ecosystem in Brazil.

AI API Blockchain CSS ethers.js +9 skills

AI Startup in London – Hiring Frontend Engineers & React Native Engineers

Open 61d UK

AI Startup in London – Hiring Frontend Engineers & React Native Engineers (Senior) We are a rapidly growing AI startup based in London, building next‑generation products that transform how businesses use…

AI React React Native

NonStop Consulting Ltd

Open 60d UKContract Licensed UK sponsor

Digital/Frontend Developer

Agile API AWS Azure CI/CD +14 skills

Build accessible, responsive UIs in Next.js/React/TypeScript for public-sector services, integrating APIs and search indexes while following Agile practices.

Senior Frontend & React Native Engineer – London (On-site)

Open 62d UKFull-timeSenior

Builds and maintains web and mobile apps using React and React Native for an AI-focused startup in London.

AI React React Native

Lead React Front-End Developer — Remote

Open 62d HybridUKLead

Build customer-facing web apps using React and modern JavaScript, shaping UI/UX and front-end architecture for a fast-growing digital insurer.

your Jared

React Front-end Developer

Open 62d UKFull-time

API BDD Bootstrap CSS GitHub +9 skills

Build customer-facing insurance web apps using React, Redux, and modern UI/UX practices for a fast-growing digital insurer.

Staff Engineer, Frontend

Open 62d RemoteUKFull-timeStaff

Accessibility AI API AWS Fintech +6 skills

Lead front-end architecture for Primer’s merchant platform, shaping TypeScript/React systems, component libraries, and AI Companion interfaces while mentoring teams across Account Setup, Workflows, and Auditing.

techstack Recruitment

Design Team | Front End Developer | React | Astro | Websites | London

Open 62d UK

Accessibility Astro CSS Figma HTML +3 skills

Senior frontend engineer builds and maintains the company’s website and external surfaces using React and Astro, while collaborating with designers to evolve a componentized design system.

Mid-Senior Frontend Developer

Open 62d UKSenior

API Docker JWT Next.js OAuth +2 skills

Salary up to £75,000 depending on experience You build frontend products with care. You ask why. You focus on user experience. This role suits you. You will join a Liverpool based engineering team building web apps…

idpp

React.js Developer - Hybrid, Impactful Front-End Role

Open 62d HybridUK

Builds data-driven user interfaces with React.js, collaborating with back-end engineers and designers in a hybrid role.

Front End Developer – UI (React/TypeScript)

Open 62d UK

Agile AI Analytics Angular API +23 skills

Build high-performance React/TypeScript trading interfaces for a Tier 1 bank, replacing legacy systems with low-latency, real-time market data visualizations and optimizing browser performance.

BMC Recruitment Group

Open 62d HybridUKFull-time

Frontend Angular Developer