Frontend Developer Jobs in Wales, United Kingdom

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FrontEnd Developer at Northrop Grumman UK, responsible for designing, developing, and maintaining critical front‑end applications that power services across the Cyber & Intelligence business. Working with modern JavaScript, React, HTML, CSS, and cloud platforms (AWS, Docker, Kubernetes, Jenkins), the role spans the full software development lifecycle, from requirements gathering to deployment.

Accenture Song team in Manchester builds human‑centric digital products using AI and modern front‑end tech. The Frontend Engineer leads UI delivery, mentors squads, and drives Generative AI integration across client projects.

Frontend Engineer at LDMS, a leading European fintech, building shared component libraries, design systems, and frontend architecture. Own and evolve reusable UI components, improve build pipelines, and maintain testing frameworks.

AI Automation Platform team builds fast, intuitive, and scalable user experiences for AI-powered automation systems transforming the insurance industry. The Frontend Engineer designs and delivers modern web applications using React, Next.js, and TypeScript, translating complex backend and AI capabilities into seamless interfaces.

Frontend Development team builds modern, user‑facing web applications that power critical business functionality. The role designs and implements reusable React components, collaborates with designers and backend engineers, and ensures performance, accessibility, and scalability through testing and code reviews.

Product Development Team builds innovative digital solutions for large‑scale user communities. The Frontend Developer creates high‑performance React applications, designs scalable UI architecture, and collaborates with cross‑functional teams to deliver new features and improve existing products.

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.

Casino UX team at Midnite builds the player-facing experiences that drive engagement. The role focuses on crafting fast, intuitive interfaces with Vue 3, Nuxt, and TypeScript, collaborating closely with designers and product managers to ship new features daily.

Barclays Mobile Banking team builds secure, high‑impact iOS applications for millions of users. The Senior Frontend Engineer designs, develops and maintains iOS app features, leads code reviews, implements test‑driven development and ensures performance and security.

Re:Build Manufacturing AI Product Team builds the first AI‑powered platform for hardware product development, listening across existing tools to maintain a structured program picture and proactively coordinating changes. The Senior Frontend Engineer shapes the user experience, coding daily in React/TypeScript, expanding the design system, and building AI agent interfaces and executive dashboards.

Front‑End Engineering Team at Kitman Labs, a performance intelligence company transforming sports data into actionable insights. The Senior Front‑End Engineer designs, builds, and maintains high‑performance user interfaces that display massive datasets for teams worldwide, collaborating closely with backend engineers and designers to deliver feature‑rich, secure, and user‑friendly products.

APRIE Product Module Engineering team at dunnhumby builds and evolves the company’s design system to enable consistent, high‑quality digital experiences. The Senior Frontend Engineer develops reusable React components, collaborates with designers and consumers to integrate them, and mentors junior engineers while driving automation and accessibility improvements.

AI Agent Hub is ITV’s secure, governed internal platform that lets teams build and use AI assistants, agents, and multimodal tools. As a Frontend Engineer you’ll design and ship the user‑facing layer with Open WebUI, Svelte, TypeScript and TailwindCSS, turning complex LLM capabilities into intuitive, secure experiences.

Digital Engineering team at ITG builds enterprise‑grade digital applications for high‑profile brands. As Lead Frontend Developer you will design and deliver responsive web products using React, Typescript and modern tooling, mentor the team and drive AI‑assisted development with Cursor.

Digital Engineering team at ITG builds world‑class enterprise digital applications for high‑profile brands. As Lead Frontend Developer you provide technical leadership, develop responsive front‑end solutions using JavaScript, React and Redux, estimate effort, define strategy and mentor teammates.

Autodesk’s Interactive Graphics Solutions group seeks a Senior Frontend Engineer to build world‑class web applications for construction professionals. The role focuses on designing and developing scalable, secure, high‑performance frontend solutions using HTML, CSS, JavaScript, TypeScript, and React, while ensuring performance, accessibility, observability, and security best practices.

Dedalus CandG invites you to join their Digital Solutions Team in Leeds as a Junior Frontend Developer. This role focuses on building and enhancing the Dedalus OneX application suite, a leading healthcare software platform used across the UK and internationally.

digiLab Solutions is a formative AI company building the Uncertainty Engine, a trustworthy AI platform for high‑stakes scientific and engineering challenges. The Senior Frontend Engineer leads development of Engine Designer, creating user‑centric interfaces with React and TypeScript, collaborating with cross‑functional teams, mentoring junior engineers, and ensuring secure, scalable code.

Uncertainty Engine team at digiLab builds a trustworthy AI platform for high‑stakes scientific and engineering challenges. As Senior Frontend Engineer you will lead the development of Engine Designer, creating user‑centric interfaces with React and TypeScript, mentoring junior engineers, and ensuring secure, scalable code through CI/CD pipelines.