1,551 to 1,575 of 2,248 React Jobs in the UK

maintain CI/CD pipelines with automated testing, linting and deployment as standard. On the frontend, you will build modern, responsive user interfaces using React with TypeScript, collaborating closely with Product and Design to translate requirements and wireframes into functional, accessible UI components. You will ensure frontend performance, accessibility … engineering with a strong track record of delivering production systems. You have backend proficiency in Python with Django or FastAPI, strong frontend experience with React and TypeScript including component architecture, state management and modern tooling, and a solid understanding of relational databases, PostgreSQL preferred, covering schema design, query optimisation ...

tool‐calling capabilities, and multi‐agent coordination. Full-Stack Engineering: Drive best practices across our full stack, guiding the development of responsive frontend applications (React/TypeScript) and robust, scalable backend services (Python, Java, Kotlin, or Node.js). LLM Observability & Reliability: Establish robust LLM observability, evaluations, and caching, implementing latency … deploying, and scaling agentic AI workflows, tool integrations, and GenAI features in production environments. Full-Stack Expertise: High proficiency in modern frontend frameworks (specifically React and TypeScript) and robust backend development languages (Python, Java/Kotlin, or Node.js). GenAI & MCP Knowledge: Deep understanding of LLM APIs, prompt engineering, agentic ...

team that values quality, innovation, and continuous improvement. Job ResponsibilitiesApply advanced technical skills to design, develop, and deliver full-stack solutions across frontend (React) and backend (Node.js/TypeScript, Python) servicesCreate secure, high-quality production code and maintain algorithms that run reliably and synchronously with appropriate systemsProduce architecture and design … experienceHands-on practical experience in system design, application development, testing, and operational stabilityProficiency in modern programming languages, with strong experience in JavaScript/TypeScript (React, Node.js) requiredExperience developing, debugging, and maintaining code in a large-scale environment using modern programming and database querying languagesSolid understanding of agile methodologies, including continuous ...

team that values quality, innovation, and continuous improvement. Job Responsibilities Apply advanced technical skills to design, develop, and deliver full-stack solutions across frontend (React) and backend (Node.js/TypeScript, Python) services Create secure, high-quality production code and maintain algorithms that run reliably and synchronously with appropriate systems Produce … practical experience in system design, application development, testing, and operational stability Proficiency in modern programming languages, with strong experience in JavaScript/TypeScript (React, Node.js) required Experience developing, debugging, and maintaining code in a large-scale environment using modern programming and database querying languages Solid understanding of agile methodologies, including ...

solve across a dual-stack C# and TypeScript backend, being intentional about choosing the right tool for the job. Implement microfrontend web applications in React and TypeScript, with an eye for component design and the UX implications of what you build. Take end-to-end ownership of features from early … Technology Stack We believe in using the right tool for the job. Our current stack includes: Backend: TypeScript, Node.js, C#, .NET Frontend: TypeScript, React Cloud & Infrastructure: AWS (ECS, Lambda, SQS, DocumentDB, DynamoDB), Terraform, SST (Infrastructure as Code) Architecture: Microservices, Microfrontends, Event-driven architecture What You Need to Be Successful ...

matters for millions of people, every day. MEET THE TEAM! Our team builds scalable, resilient products using Python/Django on the backend and React on the frontend, all with one goal in mind: creating a smooth, meaningful experience for our learners and tutors. We're proudly tech-agnostic, great … Django, driving architectural decisions, creating new services, and owning critical integrations that support Preply's growth; UI Development: Develop and evolve frontend experiences in React/Typescript, contributing to experimentation frameworks and helping establish frontend engineering best practices; Implementation & Ownership: Lead complex initiatives from discovery through deployment, taking ownership ...

implementation with a strong sense of usability and design. Frontend Development Create dynamic, reliable and polished user interfaces. Build and maintain frontend features using React, Typescript, NextJS and Tailwind CSS. Develop reusable components and scalable frontend patterns. Ensure product interfaces are responsive, accessible and easy to use. Backend and Platform … cloud-based infrastructure. You have experience building workflow‐driven or configurable software platforms. You have worked on products used intensively by power users. Frontend: React, Typescript, NextJS, Tailwind CSS Backend: Typescript running on AWS and Supabase Other tools: Git, Docker, Openrouter, WorkOS, Fly IO Our Values Integrity: You act with ...

Closing Date 25/09/2026 Location | Leeds Type | Permanent Salary | £70,618 - £77,679 Lloyds Wealth aims to improve the way financial advice is offered by making it more affordable, accessible and impactful ...

Engineer the future of global finance. At Citi, our Tech team doesn't just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ ...

About the Role As a Full-Stack Engineer working on Octopart.com, you will be responsible for the design and maintenance of the user-facing features and interfaces, including Part Searching and Exploration. You will also ...

Putting the ‘i’ into British Innovation. Putting the ‘i’ into Inventing the Future. Putting the ‘i’ into Inspiring Change. myenergi is a growing global clean‐tech manufacturer dedicated to removing the barriers to a greener ...

Senior Software Engineer Location: Plymouth Hybrid Salary: £50,000 £70,000 We are seeking an experienced Full Stack Software Engineer with strong Java expertise to join a leading technology and professional services organisation, working on ...

Senior Software Engineer Location: Cheltenham Hybrid Salary: £50,000 £70,000 We are seeking an experienced Full Stack Software Engineer with strong Java expertise to join a leading technology and professional services organisation, working on ...

Senior Software Engineer Location: Manchester Hybrid Salary: £50,000 £70,000 We are seeking an experienced Full Stack Software Engineer with strong Java expertise to join a leading technology and professional services organisation, working on ...

Senior Software Engineer Location: Bristol Hybrid Salary: £50,000 £70,000 We are seeking an experienced Full Stack Software Engineer with strong Java expertise to join a leading technology and professional services organisation, working on ...

eDV Cleared DevOps Engineer Are you an experienced DevOps Engineer looking to impact large-scale public sector digital services? On behalf of a leading public sector digital transformation consultancy, Bulb Resourcing is seeking a skilled ...

IR35 Status: umbrella Job Description Minimum requirements Strong frontend fundamentals: semantic HTML, modern CSS and JavaScript, including responsive and accessible development. Commercial experience with React and TypeScript. Experience with a modern full-stack React framework, specifically Remix or React Router v7+. Practical server-side rendering experience, including loaders/actions … code-review processes. Accessibility to WCAG 2.2 AA, including semantic HTML, keyboard navigation, screen-reader testing and automated accessibility checks. Ideal additional experience React Router framework mode, including data APIs, nested routes, form actions and streaming SSR. Node.js and Express, particularly where the frontend includes a server or backend ...

Senior Frontend Developer (React, JavaScript, GraphQL) - Sussex Daily rate: £500 - £700 (inside IR35) Duration: 6 months Hybrid: 2 days per week Start: ASAP We're looking for 2 Senior Frontend Developers to join a fast-paced digital team, helping to build and enhance customer-facing web and mobile experiences using … modern front-end technologies. You will work hands-on with modern front-end technologies, including React, Next.js, GraphQL, and headless CMS systems (Adobe AEM), delivering exceptional, secure, accessible, and high-performing interfaces. What You'll Do Develop responsive web applications using React, Next.js, and JavaScript Build accessible, secure, and high ...

Senior Frontend Developer (React, JavaScript, GraphQL) - Sussex Daily rate: £500 - £700 (inside IR35) Duration: 6 months Hybrid: 2 days per week Start: ASAP We're looking for 2 Senior Frontend Developers to join a fast-paced digital team, helping to build and enhance customer-facing web and mobile experiences using … modern front-end technologies. You will work hands-on with modern front-end technologies, including React, Next.js, GraphQL, and headless CMS systems (Adobe AEM), delivering exceptional, secure, accessible, and high-performing interfaces. What You'll Do Develop responsive web applications using React, Next.js, and JavaScript Build accessible, secure, and high ...

natural-language video search, real-time detections, and agentic workflows built on multimodal LLMs and computer vision Implement user-facing frontends in TypeScript/React, working closely with product Design scalable APIs and systems that interface with our ML pipelines and edge device fleet Collaborate on infrastructure and architecture decisions … Bachelor's degree in Computer Science or similar relevant experience Strong experience with Golang, Python, or C++ Experience with modern frontend stacks — TypeScript, React (react-query, Tailwind) Experience designing and building scalable backend systems and APIs Comfort with distributed systems, containers, and cloud-native infrastructure (we run Kubernetes ...

scaling. Our mobile app, Zable, is how most of our customers experience all of our products in one centralised space. It's written in React Native and TypeScript with a Kotlin backend, shipped to iOS and Android from a single codebase. We are now looking to level up the quality … engineering judgement to keep tests trustworthy. WHAT YOU'LL BE DOING Own the mobile test strategy: Define and evolve a pragmatic test pyramid for React Native - deciding where E2E is worth the weight and where logic belongs in faster layers (Jest, React Testing Library, component tests). Make deliberate calls ...

experience in an IT role supporting and developing enterprise-level, customer and employee-facing web applications. Expertise in JavaScript, with a strong focus on React JS, this is essential. UI/UX development experience, with a keen eye for design and usability. Extensive knowledge of front-end technologies including HTML …/HTML5, XML, DHTML, CSS/CSS3, SASS, LESS, JavaScript, React JS, Redux, Flex, jQuery, JSON, Bootstrap. Strong proficiency in JavaScript fundamentals, including object models, DOM manipulation, event handling, data structures, algorithms, and JSX.Current experience with ReactJS workflows such as Flux, Redux, Create React App, and data structure libraries. Solid ...

essential technical advisor within your team. You’ll thrive on solving complex problems, continuously expanding your technical skills and tackling new challenges. Skills React.JS or React Native Node.Js (javascript/Typescript) or PythonProven Ability to work directly with stakeholders Strong communication skills and comfortable working in cross‐functional teams Stem ...

experience in an IT role supporting and developing enterprise-level, customer and employee-facing web applications.* Expertise in JavaScript, with a strong focus on React JS, this is essential.* UI/UX development experience, with a keen eye for design and usability.* Extensive knowledge of front-end technologies including HTML …/HTML5, XML, DHTML, CSS/CSS3, SASS, LESS, JavaScript, React JS, Redux, Flex, jQuery, JSON, Bootstrap.* Strong proficiency in JavaScript fundamentals, including object models, DOM manipulation, event handling, data structures, algorithms, and JSX.* Current experience with ReactJS workflows such as Flux, Redux, Create React App, and data structure libraries. ...

term maintainability Strong communication skills, able to justify architectural decisions Performance optimisation experience at scale Nice to have: Ruby on Rails experience Full-stack React experience (React Router or Next.js preferred over Angular/Vue) Healthcare, healthtech or another regulated, data-sensitive domain Startup or scale-up background, comfortable with ...