1 to 25 of 29 Senior React Developer Jobs in the UK

Senior React Developer required by a successful technology company whose office is in Staines. Hybrid working - 3 days per week in the office The successful Senior React Developer is likely to have a relevant degree and commercial experience in a similar role. The Senior Software Developer will join an experienced team developing modern interactive user interfaces using React with TypeScript. Key experience React TypeScript JavaScript Experience in any of the following areas would be advantageous but is not a prerequisite Good software engineering principles eg Version control/Git, issue tracking, documentation etc Node.js Front end More ❯

Senior React Developer required by a successful technology company whose office is in Staines. Hybrid working - 3 days per week in the office The successful Senior React Developer is likely to have a relevant degree and commercial experience in a similar role. The Senior Software Developer will join an experienced team developing modern interactive user interfaces using React with TypeScript. Key experience React TypeScript JavaScript Experience in any of the following areas would be advantageous but is not a prerequisite Good software engineering principles eg Version control/Git, issue tracking, documentation etc Node.js Front end More ❯

Senior Frontend Developer (React) - Series A GenAI Security Scale-up Salary: £120,000 - £135,000 (DOE) + equity + benefits Hybrid: 2 days/week in Central London office (Kings Cross/Covent Garden area) A Series A, high-growth cybersecurity scale-up (~40 employees) is looking for a Senior React Engineer to join their mission of helping companies adopt Generative AI safely and securely. They are building a developer-first platform that enables data protection without complexity - redefining security for the GenAI era. This is a rare chance to join at a pivotal time as they scale their infrastructure across regions, including … You'll be joining a small but highly capable engineering team where your impact will be significant from day one. They are looking for a Senior React Engineer with the following: Senior hands-on React experience in a product-focused SME Strong design skills and background with TypeScript, HTML and CSS Ability More ❯

Senior React Developer React, TypeScript, API, HTML, CSS, JavaScript Fareham, Hampshire. This role is to work in the office full time. Salary circa £40,000 - £60,000 plus benefits In 2023, cybercrime cost UK businesses an estimated £21 billion. But don't think its the just the big corporates at risk, the … future self! They have built a suite of innovative products designed to offer superior protection against a broad spectrum of online threats. The role of Senior React Developer is a new position in the team demonstrating the increasing demand for a robust cyber solution. Working with a talented software team you will be … to local gym, onsite chef (free cooked breakfast & lunch!), childcare vouchers, cycle to work scheme, pension, BUPA healthcare, investment in training and personal development. Technical Skills: HTML CSS TypeScript React JavaScript object model JavaScript preprocessors eg webpack, Rollup, Babel SCSS/LESS Knowledge of performance testing frameworks Mocha and Jest The company offers a competitive salary, exposure to new More ❯

Senior React Native Developer Remote (UK-based) | £350–£370 per day (Outside IR35) | 6-month contract We’re working with a growing fintech start-up that’s looking for a Senior React Native Developer to join their engineering team on a 6-month contract. You’ll … new mobile features end-to-end across iOS and Android, working closely with the founders and product team. The Role You’ll take ownership of mobile app development using React Native and Expo , integrating APIs, and managing app deployments to both app stores. Key Skills Strong commercial experience with React Native and Expo Solid TypeScript knowledge Experience deploying More ❯

Role overview We’re hiring a Senior React/React Native Developer to own key parts of our web and mobile experience. You’ll ship high-quality, scalable features across React (web) and React Native (iOS/Android), mentor teammates, and champion robust engineering practices (TypeScript, testing, CI/CD … love clean abstractions, smooth UX, and measurable performance, you’ll feel at home here. 6 Month Contract outside IR35 What you’ll do ● Design, build, and maintain production-grade React and React Native applications. ● Write clean, type-safe TypeScript with strong attention to DX, reusability, and documentation. ● Apply and advocate sound architecture (SOLID, DRY, KISS, Clean Architecture). … developer workflows (linting, formatting, CI jobs, test coverage). ● Mentor engineers through pairing, design docs, and architecture reviews. What you’ll bring (Required) ● 6+ years professional React experience and 2+ years hands-on React Native. ● Strong TypeScript fundamentals and experience building type-safe APIs/components. ● Modern React mastery: hooks, context, suspense-ready patterns More ❯

Role overview We’re hiring a Senior React/React Native Developer to own key parts of our web and mobile experience. You’ll ship high-quality, scalable features across React (web) and React Native (iOS/Android), mentor teammates, and champion robust engineering practices (TypeScript, testing, CI/CD … love clean abstractions, smooth UX, and measurable performance, you’ll feel at home here. 6 Month Contract outside IR35 What you’ll do ● Design, build, and maintain production-grade React and React Native applications. ● Write clean, type-safe TypeScript with strong attention to DX, reusability, and documentation. ● Apply and advocate sound architecture (SOLID, DRY, KISS, Clean Architecture). … developer workflows (linting, formatting, CI jobs, test coverage). ● Mentor engineers through pairing, design docs, and architecture reviews. What you’ll bring (Required) ● 6+ years professional React experience and 2+ years hands-on React Native. ● Strong TypeScript fundamentals and experience building type-safe APIs/components. ● Modern React mastery: hooks, context, suspense-ready patterns More ❯

Senior React Developer React, TypeScript, API, HTML, CSS, JavaScript Fareham, Hampshire. This role is to work in the office full time. Salary circa £40,000 - £60,000 plus benefits In 2023, cybercrime cost UK businesses an estimated £21 billion. But don't think its the just the big corporates at risk, the More ❯

Senior Front-End Developer – React Seaton Delaval – Hybrid – 2 days from office. £55K - £62K DOE Are you a Senior Frontend developer looking to make a meaningful impact in a tech-forward organisation that values innovation, collaboration, and community? This is your chance to join a high-performing … Professional development through extensive training programmes Salary sacrifice schemes for childcare, electronics, and savings Opportunities to work on innovative projects that impact real lives The Role: As a Senior Front-End Developer, you’ll lead the design and development of secure, scalable web applications using modern Typescript/JavaScript frameworks. You’ll work in More ❯

Senior Front End Developer/Engineer (React TypeScript Data Visualisation) London to £80k Are you a skilled Software Developer with strong React and Data Visualisation skills combined with a good appreciation of financial markets and technology? You could be joining a growing, global, Fintech services company that has seen … ll design and develop new features and enhancements to the front end of the platform with a focus on real-time data visualisation on client dashboards and portals using React, there's approximately 70-80% Greenfield development. You'll collaborate with backend engineers to build complex financial products in a technology driven environment with lots of learning and self … two days. About you: You have a strong knowledge of software engineering best practices and Computer Science fundamentals such as OOP, Data Structures, Design Patterns You have expertise with React and strong TypeScript skills You have experience with data visualisation and have worked on complex systems You have a good understanding of financial markets, ideally with experience in a More ❯

Senior C# Developer/Software Engineer (.Net Core React AWS) Sunderland/WFH to £70k Opportunity to progress your career in a senior, hands-on role at a at a growing games/gambling site, whilst enjoying a range of benefits and perks. What's in it for you: Competitive … that handle large volumes of transactions. You'll have a focus on backend C# .Net core but will have exposure across the full tech stack through to JavaScript/React within an AWS cloud based environment with Docker, Terraform (IaC), TeamCity, SQL and Redis; you'll gain exposure to a wide range of technology and will be able to … experience You have experience of building scalable, reliable and secure web applications using modern techniques You have experience of implementing frontend applications and have some JavaScript/TypeScript or React experience You have a good knowledge of AWS You're collaborative with great communication, mentoring and leadership skills Apply now to find out more about this Senior More ❯

Senior C# Developer/Software Engineer (.Net Core React AWS) Sunderland/WFH to £70k Opportunity to progress your career in a senior, hands-on role at a at a growing games/gambling site, whilst enjoying a range of benefits and perks. What's in it for you: Competitive … that handle large volumes of transactions. You'll have a focus on backend C# .Net core but will have exposure across the full tech stack through to JavaScript/React within an AWS cloud based environment with Docker, Terraform (IaC), TeamCity, SQL and Redis; you'll gain exposure to a wide range of technology and will be able to … experience You have experience of building scalable, reliable and secure web applications using modern techniques You have experience of implementing frontend applications and have some JavaScript/TypeScript or React experience You have a good knowledge of AWS You're collaborative with great communication, mentoring and leadership skills Apply now to find out more about this Senior More ❯

Hi , Greetings from Ampstek !! We do have opening for our client, Role : Senior UI Developer (React & Angular) Location : Belfast, NI Duration : Permanent Job Description: Total IT Experience: 7 to 12 years Angular/React UI developers with proficiency in Design Systems. Eg: Material UI Experience in using the Design system Strong experience … with React 18+, TypeScript, and ES6. Expertise in performance fine-tuning and optimization of front-end applications Hands-on experience with React Hooks such as useState, useEffect, useMemo, useCallback, and custom hooks. Strong understanding of responsive design principles, patterns, and libraries such as Bootstrap. Solid knowledge and hands-on experience in backend API integration, exception handling, and managing … widgets and implement component-driven architecture and design principles. Exposure to unit testing or testing automation frameworks for front-end validation. Advanced experience with testing frameworks such as Jest, React Testing Library, Cypress, or Enzyme for unit, integration, and end-to-end testing. Strong understanding of web accessibility standards (WCAG) and experience in building inclusive and accessible applications. Experience More ❯

Hi , Greetings from Ampstek !! We do have opening for our client, Role : Senior UI Developer (React & Angular) Location : Belfast, NI Duration : Permanent Job Description: Total IT Experience: 7 to 12 years Angular/React UI developers with proficiency in Design Systems. Eg: Material UI Experience in using the Design system Strong experience … with React 18+, TypeScript, and ES6. Expertise in performance fine-tuning and optimization of front-end applications Hands-on experience with React Hooks such as useState, useEffect, useMemo, useCallback, and custom hooks. Strong understanding of responsive design principles, patterns, and libraries such as Bootstrap. Solid knowledge and hands-on experience in backend API integration, exception handling, and managing … widgets and implement component-driven architecture and design principles. Exposure to unit testing or testing automation frameworks for front-end validation. Advanced experience with testing frameworks such as Jest, React Testing Library, Cypress, or Enzyme for unit, integration, and end-to-end testing. Strong understanding of web accessibility standards (WCAG) and experience in building inclusive and accessible applications. Experience More ❯

Hi , Greetings from Ampstek !! We do have opening for our client, Role : Senior UI Developer (React & Angular) Location : Belfast, NI Duration : Permanent Job Description: Total IT Experience: 7 to 12 years Angular/React UI developers with proficiency in Design Systems. Eg: Material UI Experience in using the Design system Strong experience … with React 18+, TypeScript, and ES6. Expertise in performance fine-tuning and optimization of front-end applications Hands-on experience with React Hooks such as useState, useEffect, useMemo, useCallback, and custom hooks. Strong understanding of responsive design principles, patterns, and libraries such as Bootstrap. Solid knowledge and hands-on experience in backend API integration, exception handling, and managing … widgets and implement component-driven architecture and design principles. Exposure to unit testing or testing automation frameworks for front-end validation. Advanced experience with testing frameworks such as Jest, React Testing Library, Cypress, or Enzyme for unit, integration, and end-to-end testing. Strong understanding of web accessibility standards (WCAG) and experience in building inclusive and accessible applications. Experience More ❯

SENIOR .NET AND REACT DEVELOPER - 12 months - OUTSIDE IR35 One of Loriens Leading Public Sector Clients are looking for A highly experienced .Net and React Developers to join their team. The successful candidate will be required to be in office in Edinburgh from time to time. Work closely with other members of More ❯

Software Developer (app/web) Corporation Pop is an award-winning agency with a rich background in the design and development of apps, websites and immersive technology. We’ve been making our clients stand out from the crowd for 30+ years and we do that by pushing the boundaries of creativity through the innovative use of technology. … each other the space to explore, whilst expanding our collective skill set. A corporate hamster wheel, we are not! The right candidate: We’re looking for a Software Developer with at least 3+ years’ commercial experience to join our team. Someone who is eager to take the next step in their career by combining hands-on coding … developers, designers, artists and project managers. Technically, we’re looking for someone who really knows their onions when it comes to the following: Web: HTML, CSS, TypeScript, React. Mobile: React Native, Expo. API: NodeJS, Python, MySQL/Postgres. Infrastructure: AWS experience particularly Lambda, EC2 & S3. It would also be great if you have experience with some of the following More ❯

Software Developer (app/web) Corporation Pop is an award-winning agency with a rich background in the design and development of apps, websites and immersive technology. We’ve been making our clients stand out from the crowd for 30+ years and we do that by pushing the boundaries of creativity through the innovative use of technology. … each other the space to explore, whilst expanding our collective skill set. A corporate hamster wheel, we are not! The right candidate: We’re looking for a Software Developer with at least 3+ years’ commercial experience to join our team. Someone who is eager to take the next step in their career by combining hands-on coding … developers, designers, artists and project managers. Technically, we’re looking for someone who really knows their onions when it comes to the following: Web: HTML, CSS, TypeScript, React. Mobile: React Native, Expo. API: NodeJS, Python, MySQL/Postgres. Infrastructure: AWS experience particularly Lambda, EC2 & S3. It would also be great if you have experience with some of the following More ❯

Software Developer (app/web) Corporation Pop is an award-winning agency with a rich background in the design and development of apps, websites and immersive technology. We’ve been making our clients stand out from the crowd for 30+ years and we do that by pushing the boundaries of creativity through the innovative use of technology. … each other the space to explore, whilst expanding our collective skill set. A corporate hamster wheel, we are not! The right candidate: We’re looking for a Software Developer with at least 3+ years’ commercial experience to join our team. Someone who is eager to take the next step in their career by combining hands-on coding … developers, designers, artists and project managers. Technically, we’re looking for someone who really knows their onions when it comes to the following: Web: HTML, CSS, TypeScript, React. Mobile: React Native, Expo. API: NodeJS, Python, MySQL/Postgres. Infrastructure: AWS experience particularly Lambda, EC2 & S3. It would also be great if you have experience with some of the following More ❯

Senior/Lead Hands on Full Stack Developer - React/Python London | Hybrid (3days in the office and 2 days from home) £110,000+ Equity | Full-Time | Start-up We're a high-growth start-up building a leading healthcare! Looking for a Full Stack developer who loves working across … the stack - React on the front end, Python on the back end. You'll: Build responsive UIs in React Develop APIs & services in Python (either Django/Flask/FastAPI) Own features end-to-end Help shape our tech stack You have: Strong React & Python skills API & database experience A proactive, problem-solving mindset Ideally start-up More ❯

Senior/Lead Hands on Full Stack Developer - React/Python London | Hybrid (3days in the office and 2 days from home) £110,000+ Equity | Full-Time | Start-up We're a high-growth start-up building a leading healthcare! Looking for a Full Stack developer who loves working across … the stack - React on the front end, Python on the back end. You'll: Build responsive UIs in React Develop APIs & services in Python (either Django/Flask/FastAPI) Own features end-to-end Help shape our tech stack You have: Strong React & Python skills API & database experience A proactive, problem-solving mindset Ideally start-up More ❯

Senior C# Developer/Software Engineer (.Net Core React AWS) Sunderland/WFH to £70k Opportunity to progress your career in a senior, hands-on role at a at a growing games/gambling site, whilst enjoying a range of benefits and perks. What's in it for you: Competitive More ❯

making it cheaper and easier for our customers to reduce their carbon-footprint. An opportunity to play your part: We're on the lookout for a passionate and skilled React Native Developer to help us build top-tier mobile applications that make energy smarter and simpler for our customers. If you love crafting clean, efficient code … and thrive in a collaborative environment, you'll fit right in. In this role, you'll be working hands-on with React Native, Context, and JavaScript-bringing ideas to life and turning complex challenges into elegant solutions. You'll be part of a team that values innovation, quality, and a bit of fun along the way. Every day brings … will directly impact how people interact with energy in their homes. Location : UK, (talk to us about flexible working) The Day to Day: Developing and maintaining mobile applications using React Native that our customers love to use. Collaborating with designers, product managers, and backend developers to bring new features to life. Writing clean, scalable, and well-documented code that More ❯

system. Optimizing performance and ensuring maintainability, scalability, and code quality. This is a 5-days a week in-office role. Requirements And Experience We Are Looking For Expert in React & TypeScript, with strong CSS and responsive design skills. Experience with React Query, Storybook, and Material UI (or similar). Proven ability to optimize performance and build interactive, user More ❯

system. Optimizing performance and ensuring maintainability, scalability, and code quality. This is a 5-days a week in-office role. Requirements And Experience We Are Looking For Expert in React & TypeScript, with strong CSS and responsive design skills. Experience with React Query, Storybook, and Material UI (or similar). Proven ability to optimize performance and build interactive, user More ❯