1 to 25 of 37 Senior React Developer Jobs in the UK

Senior Frontend Developer (React & React Native) Senior Frontend Developer (React & React Native) Are you ready to take your React and React Native skills to the next level? All you need is: 7+ … years of experience as a Front-End Engineer; Strong proficiency in React 18+, including hooks, context, and modern patterns; Expert-level TypeScript experience with advanced types and strict configurations; Strong knowledge of state management tools (Redux, MobX, Zustand, etc.); Proven experience in building SPAs, PWAs, and working with RESTful ...

London, Greater London | £80k - £90k per year React Developer/Front End Engineer (Senior/Lead) London/WFH to £90k Would you like to join a scale-up technology company in an influential role where you can take ownership … business impact of what you do? You could be progressing your career as a senior, hands-on React Developer, taking ownership of the Front End for the core product, a financial operating system for live events which reduces queue times for customers ...

Senior Frontend Developer (React/Next.js) Salary: £50,000 £60,000 per annum Location: Chester/Hybrid The Opportunity We are looking for an experienced Senior Frontend Developer with strong React and Next.js expertise to join … refactor of an existing frontend application using Next.js App Router Implement and optimise Server Components and Server Actions Develop scalable, maintainable UI components using React and Next.js Integrate frontend functionality with an OpenAPI-driven Node.js backend Implement and optimise client-side and server-side caching strategies Improve application stability ...

Senior App Developer (React Native) Hybrid Working | Handforth Support Office & Home At Pets at Home, we're on a mission to become the world's best pet care platform. Our mobile app plays a huge part in that journey, helping millions … Senior App Developer to help shape the future of our mobile experience. If you're passionate about React Native, enjoy solving complex technical challenges, and love collaborating with talented people, we'd love to hear from you. What ...

Senior Front-End Developer (React) – Equity Derivatives Technology – VP Engineer the future of global finance. At Citi, our Tech teamdoesn’tjust support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countriesoperatingat … section is about the candidate. Experience as a technical lead senior developer with front-end technology (JS, ideally React). Extensive experience of system analysis and development of production-quality software applications. Consistently clear and concise written and verbal communication. Experience working with ...

101076927680Posted: 2026-09-24Location: London, England, United KingdomCategory: Technology, Applications Development, ProfessionalCompany: CitiSenior Front-End Developer (React) – Equity Derivatives Technology – VPEngineer the future of global finance. At Citi, our Tech team doesn't just support finance – we are helping to redefine it. Every … section is about the candidate. Experience as a technical lead senior developer with front-end technology (JS, ideally React).Extensive experience of system analysis and development of production-quality software applications. Consistently clear and concise written and verbal communication. Experience working with APIs ...

Senior Full Stack Developer TypeScript React API London, Greater London | £100k - £120k per year Senior Full Stack Engineer/Developer (TypeScript React API Rust) London onsite to £120k Opportunity for a Senior/… attractive area of London on a fulltime basis (Monday to Friday). About you: You have strong full stack software engineering skills: including TypeScript, React, backend services and APIs - ideally you’ll also have some knowledge of Rust You have experience shipping consumer facing products, ideally direct-to-consumer ...

Contract Senior Full Stack Developer – Java 21/React/AWS Contract Senior Full Stack Developer – Java 21/React/AWS We are looking for a Senior Full Stack Developer. The role … build a new Forms capability consisting of a Java 21/Spring Boot 3 backend service and a React/Vite/TanStack frontend portal, both deployed as containers on AWS EKS. The solution will reuse existing platform services for users, projects, project assignments, document storage/S3, Cognito ...

Feed Me Online is expanding its team and seeks a senior React Native developer to craft a streamlined multi-platform experience for our UK-based user base. The role focuses on internal products, with releases after thorough testing and stakeholder approval. There ...

, with demonstrable projects using modern web technologies including a strong focus on front end development (this should include the use of React and ideally Next.js as well as Python or Django). Additionally, have experience or some exposure to Headless CMS and API driven architectures … term. The company support diversity and will make every allowance where possible (within their business framework). Keywords: Full Stack Web Platform, Modern Technology, React, Next.js, Headless, Python/Django, Cloud, 24 Months FTC Recommend for £250 - see www.ecmselection.co.uk/tell-a-friend for details. #J-18808-Ljbffr ...

front office risk and valuation platform used in a fast paced, real time environment. The Role We are seeking a hands on Senior Developer to join a high impact technology team responsible for risk, valuation, and decision support systems. You will work across … live systems and participate in an on-call rota Work in a fast paced environment balancing quick deliveries with longer term enhancements Frontend: TypeScript, React Integration with pricing/computational services Requirements Solid knowledge of TypeScript and React Experience with relational databases (PostgreSQL preferred) Ability to work ...

, with demonstrable projects using modern web technologies including a strong focus on front end development (this should include the use of React and ideally Next.js as well as Python or Django). Additionally, have experience or some exposure to Headless CMS and API driven architectures … term. The company support diversity and will make every allowance where possible (within their business framework). Keywords: Full Stack Web Platform, Modern Technology, React, Next.js, Headless, Python/Django, Cloud, 24 Months FTC Another top job from ECM, the high-tech recruitment experts. Even if this ...

Senior Developer to join their technology team in Greater London. This role requires expertise in TypeScript and React, where you will design and deliver features across UI and backend services. You will collaborate closely with stakeholders to refine requirements and support live systems. ...

client is a leading UK fashion and home retailer. About the Role: As our Frontend-focused Developer, you will join an agile team led by a Delivery Manager. Your primary responsibility will be developing the user interface for our quality-centric eCommerce platform, which serves millions … continuous improvement of our team's processes and working practices. About you: Essential criteria Strong experience of modern Javascript frameworks and libraries such as React, NextJS. Some experience of using NodeJS to high performance sites. Awareness and practice of UI performance best practices. A desire to write readable, maintainable ...

Senior Full Stack Developer (Node.js/React/Next.js) Salary: £50,000 £60,000 per annum Location: Chester/Hybrid The Opportunity We are looking for an experienced Senior Full Stack Developer with strong Node.js expertise … solid background in React and Next.js to join an established digital transformation team currently going from strength to strength and undergoing an exciting period of transformation. This is a permanent opportunity for a senior engineer who wants genuine technical ownership and the opportunity to make ...

## Senior Fullstack Developer — Java or Kotlin, React and TypeScriptApplylocations: London: Manchestertime type: Full timeposted on: Posted Todayjob requisition id: JR100892Founded in Switzerland in 1968, Zühlke is owned by its partners and located across Europe and Asia. We are a global transformation partner … wider JVM ecosystem, to develop reliable services, APIs and event-driven workflows. You will also contribute to modern web interfaces using technologies such as React and TypeScript.You will work in an increasingly AI-augmented engineering environment. We are looking for people who are curious about AI-augmented engineering ...

## Senior Fullstack Developer — Java or Kotlin, React and TypeScriptApplylocations: London: Manchestertime type: Full timeposted on: Posted Todayjob requisition id: JR100892Founded in Switzerland in 1968, Zühlke is owned by its partners and located across Europe and Asia. We are a global transformation partner … wider JVM ecosystem, to develop reliable services, APIs and event-driven workflows. You will also contribute to modern web interfaces using technologies such as React and TypeScript.You will work in an increasingly AI-augmented engineering environment. We are looking for people who are curious about AI-augmented engineering ...

Description At System C, we build technology that supports better outcomes across health and care. We are looking for a Senior Software Developer to join our CIS Oncology product suite, working on ChemoCare, a market leading system that supports the safe and effective management … operating as a senior software developer. Strong professional experience with C#. Experience contributing to or supporting a mobile application built with React Native. Experience with modern web development, including JavaScript and CSS. A track record of designing and building maintainable software in a team environment. Experience ...

partners, we are currently looking for: Senior Fullstack Developer Responsibilities: Develop and maintain front-end features in React, based on approved Figma designs and technical specifications Build and integrate back-end services/APIs to support forecast ingestion, display, and user override functionality … -level full-stack development experience (5+ years), with a strong track record of shipping production web applications Proven experience building custom React/.Net applications Solid experience with the Azure tech stack Confident working across front end and back end, including API design and integration Hands ...

Senior Full Stack Developer (Kotlin, React) – Banking – London Daily rate: £500 – £700 (inside IR35) Duration: 6 – 12 months Hybrid: 3 days per week in office Start: ASAP We’re looking for a hands‐on engineer who thrives in a collaborative XP environment ...

Experis Austria is seeking a Senior Frontend Developer to own a modern React + TypeScript application from the UK, shape its architecture, and deliver accessible, high-quality features for users worldwide. You will work with GraphQL, AWS Amplify, AppSync, and a Vite-based ...

pick up themselves. Work alongside our London team, with direct access to the people building and supporting Jodie. What you'll own Ship accessible React and TypeScript features from customer problem to production. Make loading, empty, error and live-update states feel deliberate and dependable. Build reusable interface patterns … application responsive as it grows. Use product feedback, tests and performance measurements to improve real customer journeys. What you'll bring Experience owning production React applications with TypeScript. Sound judgement about state, server data, component boundaries and testing. Ability to work closely with design and backend engineers and explain ...

seeking a Senior Fullstack Developer … United Kingdom to design, build and deploy production-grade web applications. You will work across front-end and back-end layers, implementing features in React and .NET, integrating APIs, and embedding Power BI reports within a robust Azure-based environment. You will collaborate with the Product Manager and technical ...

Responsibilities Design, develop, test, and maintain scalable services using C#/.NET (ASP.NET Core) and RESTful APIs. Build responsive, accessible user interfaces using React, TypeScript, HTML, and CSS.Implement secure authentication/authorisation (e.g., OAuth2/OIDC) and follow secure coding practices. Optimise performance, reliability, and observability (logging, metrics, tracing … experience in full stack development with C#/.NET and React. Strong knowledge of .NET Core, dependency injection, asynchronous programming, and API design. Strong React experience including state management and modern front-end tooling. Solid understanding of software design principles, patterns, and clean code practices. Experience with SQL databases ...

pick up themselves. Work alongside our London team, with direct access to the people building and supporting Jodie. What you'll own Own React Native and TypeScript features across iOS and Android. Make push notifications, deep links and authentication work reliably across app states. Handle poor connectivity, background behaviour … with care. Own release quality, crash investigation and app-store delivery with the wider engineering team. What you'll bring Experience shipping and maintaining React Native apps on both iOS and Android. A practical understanding of native build tooling, signing and release workflows. Experience debugging performance, lifecycle and network ...