Frontend Developer Jobs in United Kingdom

The In-Play team at bet365 builds the flagship Sports product, delivering real-time betting, Live Streaming, and Match Live features to over 120 million customers. As a Frontend Software Developer, you will write sharp, scalable React/TypeScript code, design low-latency and highly available front-end solutions, and support product owners and testing teams across the full delivery cycle.

Mixam Frontend Team builds modern, scalable web applications that power Mixam's online printing platform. The Senior Frontend Developer leads frontend architecture, creates reusable React and TypeScript components, and integrates with backend services while collaborating with designers and product teams.

Epicor's cross-functional Agile team delivers cloud-native EDI products. As a Senior Frontend Developer you will design, build, and maintain high‑quality React/TypeScript interfaces, lead technical planning, mentor peers, and promote responsible AI‑assisted tooling.

Ooga Booga Frontend Team builds the user‑facing trading interface for Berachain’s liquidity aggregator. The Senior Frontend Engineer designs and implements responsive, high‑performance UI components, collaborates with UI/UX designers, and integrates EVM libraries and real‑time data visualizations.

The Digital Engineering team at ITG builds enterprise-grade digital applications for high-profile brands. As a Lead Frontend Developer, you will build and maintain responsive web products (SPAs, finance calculators, configurators, ecommerce apps) using React, TypeScript, and modern tooling.

The Digital Engineering team at ITG builds enterprise-grade digital applications for high-profile brands. As a Lead Frontend Developer on a 3-6 month contract, you will build and maintain responsive web products and SPAs (finance calculators, configurators, ecommerce) using React, TypeScript, and modern tooling.

TransPerfect seeks a Frontend Engineer to join TechOps team, responsible for developing and executing software products. Must deliver scalable UI components using Vue.js, React, or Angular, convert Figma designs to code, optimize performance, conduct code reviews, collaborate cross‑functionally, and follow Agile practices.

Mindrift is seeking a Freelance Frontend Developer for the Tendem project to build high-quality landing pages and multi-page websites for real-world use cases. You will design, build, and refine conversion-focused web experiences using HTML/CSS/JavaScript and React/Next.js, turning client briefs into responsive, performant sites.

Mindrift's Tendem project connects specialists with innovative technology projects to help develop high-quality AI technologies. As a Freelance Frontend Developer, you will design, build, and refine landing pages, waitlist pages, promo pages, and small multi-page websites, turning client briefs into responsive, performant, conversion-focused web experiences.

Qube Research & Technologies (QRT) is a global quantitative investment manager that builds data‑driven trading systems. The Senior Frontend Developer designs and delivers scalable React/TypeScript applications, creates data‑visualisation dashboards, and owns UI architecture for internal tools.

Adobe Administration Platform (AAP) builds scalable, high‑impact systems for millions worldwide. As a Mid‑Level Frontend Engineer, you’ll compose, build, and maintain reliable UI components, collaborate with designers and backend teams, and mentor junior engineers.

HASH is a deep‑tech startup building web‑based tools that let domain experts model, understand and optimize real‑world systems using AI. As a Senior Frontend Engineer you will design, build and ship complex React/TypeScript UI components for world‑modeling and AI‑native interfaces, set code‑quality standards and mentor peers. The role is based in London, UK or Berlin, Germany with an on‑site work model, offering equity‑weighted compensation (€60,000‑€100,000 base) and generous benefits.

HASH Engineering team builds an open-source platform that integrates structured and unstructured data into knowledge graphs for simulation, optimization, and automation. As a Senior Frontend Engineer you will design, build, and ship React/TypeScript components for complex, AI‑native interfaces, set architecture standards, and mentor peers.

At Sana, we’re building AI-powered knowledge tools that make information instantly actionable. As a Frontend Engineer, you’ll craft intuitive, high‑performance user interfaces that bring our products to life.

Staff Frontend Engineers at this London-based trading and investing platform shape frontend architecture and engineering direction across product teams while remaining close to the code. You will own cross-team problems in platform capabilities, shared libraries, design-system foundations, tooling, and developer experience, and lead decisions on boundaries, abstractions, state and data flow, performance, testing, and migration strategy.

Avigilon Alta Video at Motorola Solutions builds a video management system platform. The Frontend Engineer creates and enhances Vue 3 and TypeScript web interfaces, designs UI components, and optimizes performance for high‑resolution video and large data sets.

Kinship builds Revit tools that help architects and engineers manage content and make smarter decisions. As a Frontend Product Engineer you will own new user‑facing features, craft fast, responsive, accessible interfaces, and maintain shared component libraries while collaborating closely with designers and engineers.

Avigilon Alta Video UI team builds the mission‑critical video management platform powering Motorola Solutions' VMS. The role develops and maintains Vue 3/Pinia front‑end features, implements state management and API integrations, and ensures code quality through testing and CI/CD. Based in Edinburgh, hybrid model with 2 days onsite per week, offering flexible working options.

Wind Turbine Monitoring Team builds a next‑generation SaaS platform that uses AI to analyze sensor data from thousands of turbines. As a Frontend Engineer you will design and implement intuitive, data‑dense interfaces in Elm for expert users investigating turbine behavior, turning complex operational data into clear workflows.

HASH's Engineering team builds web-based tools that turn complex data into intuitive, AI‑driven interfaces. As a senior Frontend Engineer you will design and ship React/TypeScript components for world‑modeling and AI native UI, set code quality standards, and collaborate with UX researchers and AI engineers.