26 to 50 of 204 React Developer Jobs in the UK

Role: Quantitative Developer – React/C# Location: London Industry: Hedge Funds Travel: Hybrid Overview: A leading global quantitative investment manager is seeking a skilled Quantitative Developer (React/C#/Python) to join their London-based team. You will work as a desk-facing developer alongside global cross-asset … project delivery. Responsibilities: Provide daily technical support and trading insights to multiple activities and asset classes. Build, optimize, and maintain reporting and analytical tools for research and trading, leveraging React, C#, and Python frameworks. Take ownership of production processes to align with dynamic business objectives. Collaborate closely with analysts, quants, and developers, offering constant feedback on investment strategy performance. … to problem-solving, enabling scalable solutions. Multitask effectively while working in a team-oriented, collaborative environment. Experience: Minimum 3 years experience as a software engineer. Front-end experience with React, MUI, AG-Grid, and ECharts. Advanced proficiency in C and Python (required). SQL expertise preferred. Strong communication, organizational skills, and ability to multitask. Ability to work independently and More ❯

Mobile Application Developer - React Native Location: Stewartby, Bedfordshire (Office-based) Salary: £50,000-£65,000 + Benefits Job Type: Full-time, Permanent Sector: EV Charging Mobile App Development Smart Technology IoT Build the App Behind the EV Revolution. We're hiring for a talented Mobile App Developer (React Native) to join the More ❯

Our client is a Consultancy and they are a remote first business and this role will be 100% remote from within the UK. We are looking for a React Developer on a initial 3 Month Contract with high chance of extension. Client Details Our client is a Consultancy and they are a remote first business and … this role will be 100% remote from within the UK. We are looking for a React Developer on a initial 3 Month Contract with high chance of extension. Description Develop and maintain user-facing features using React.js. Collaborate with cross-functional teams to design and implement scalable applications. Optimise components for maximum performance across various devices … in alignment with project requirements. Identify and address technical issues and bugs effectively. Ensure the technical feasibility of UI/UX designs. Stay updated with the latest advancements in React and related technologies. Contribute to code reviews and team discussions to maintain high development standards. Profile Must haves: React TypeScript Nice to haves: Next.js Redux AWS Node/ More ❯

Our client is a Consultancy and they are a remote first business and this role will be 100% remote from within the UK. We are looking for a React Developer on a initial 3 Month Contract with high chance of extension. Client Details Our client is a Consultancy and they are a remote first business and … this role will be 100% remote from within the UK. We are looking for a React Developer on a initial 3 Month Contract with high chance of extension. Description Develop and maintain user-facing features using React.js. Collaborate with cross-functional teams to design and implement scalable applications. Optimise components for maximum performance across various devices … in alignment with project requirements. Identify and address technical issues and bugs effectively. Ensure the technical feasibility of UI/UX designs. Stay updated with the latest advancements in React and related technologies. Contribute to code reviews and team discussions to maintain high development standards. Profile Must haves: React TypeScript Nice to haves: Next.js Redux AWS Node/ More ❯

React Developer Fixed Income eTrading We are seeking experienced React Developers to join the Fixed Income eTrading technology team at a global investment bank. This position is part of a high-profile, multi-year transformation initiative aimed at modernising and scaling a next-generation electronic trading platform. The role is to help build cutting edge More ❯

React Native Developer - Secure Tech: Details: Type: Contract. Hybrid: London. Market rate: Daily (Outside IR35) Start date: ASAP Company and role: Our client is seeking a React Native Developer to help shape the future of secure communication. You'll be joining a lean, highly technical team focused on building the next-gen … in the "Secure Tech" focused industry - with real impact and purpose. Key responsibilities: React Native Developer - Secure Tech Build performant, secure mobile applications using React Native (Expo), Kotlin, and Swift. Integrate with Gmail APIs, manage OAuth2 flows, and handle MIME payloads. Implement responsive UIs from Figma designs. Contribute to architecture, automated testing, and CI/… CD pipelines. What we're looking for: React Native Developer (Expo) - Secure Tech Ideally 4+ years' experience with React Native (Expo SDK nice to have). Any experience of native module development in Kotlin/Swift would be great. Exposure to cryptographic principles or an interest in Encryption desirable. MIME standards, and OAuth2 nice to More ❯

React Native Developer – Secure Tech: Details: Type: Contract. Hybrid: London. Market rate: Daily (Outside IR35) Start date: ASAP Company and role: Our client is seeking a React Native Developer to help shape the future of secure communication. You’ll be joining a lean, highly technical team focused on building the next-gen … in the "Secure Tech" focused industry — with real impact and purpose. Key responsibilities: React Native Developer – Secure Tech Build performant, secure mobile applications using React Native (Expo), Kotlin, and Swift. Integrate with Gmail APIs, manage OAuth2 flows, and handle MIME payloads. Implement responsive UIs from Figma designs. Contribute to architecture, automated testing, and CI/… CD pipelines. What we're looking for: React Native Developer (Expo) – Secure Tech Ideally 4+ years’ experience with React Native (Expo SDK nice to have). Any experience of native module development in Kotlin/Swift would be great. Exposure to cryptographic principles or an interest in Encryption desirable. MIME standards, and OAuth2 nice to More ❯

React Native Developer – Secure Tech: Details: Type: Contract. Hybrid: London. Market rate: Daily (Outside IR35) Start date: ASAP Company and role: Our client is seeking a React Native Developer to help shape the future of secure communication. You’ll be joining a lean, highly technical team focused on building the next-gen … in the "Secure Tech" focused industry — with real impact and purpose. Key responsibilities: React Native Developer – Secure Tech Build performant, secure mobile applications using React Native (Expo), Kotlin, and Swift. Integrate with Gmail APIs, manage OAuth2 flows, and handle MIME payloads. Implement responsive UIs from Figma designs. Contribute to architecture, automated testing, and CI/… CD pipelines. What we're looking for: React Native Developer (Expo) – Secure Tech Ideally 4+ years’ experience with React Native (Expo SDK nice to have). Any experience of native module development in Kotlin/Swift would be great. Exposure to cryptographic principles or an interest in Encryption desirable. MIME standards, and OAuth2 nice to More ❯

React Native Developer – Secure Tech: Details: Type: Contract. Hybrid: London. Market rate: Daily (Outside IR35) Start date: ASAP Company and role: Our client is seeking a React Native Developer to help shape the future of secure communication. You’ll be joining a lean, highly technical team focused on building the next-gen … in the "Secure Tech" focused industry — with real impact and purpose. Key responsibilities: React Native Developer – Secure Tech Build performant, secure mobile applications using React Native (Expo), Kotlin, and Swift. Integrate with Gmail APIs, manage OAuth2 flows, and handle MIME payloads. Implement responsive UIs from Figma designs. Contribute to architecture, automated testing, and CI/… CD pipelines. What we're looking for: React Native Developer (Expo) – Secure Tech Ideally 4+ years’ experience with React Native (Expo SDK nice to have). Any experience of native module development in Kotlin/Swift would be great. Exposure to cryptographic principles or an interest in Encryption desirable. MIME standards, and OAuth2 nice to More ❯

React Native Developer – Secure Tech: Details: Type: Contract. Hybrid: London. Market rate: Daily (Outside IR35) Start date: ASAP Company and role: Our client is seeking a React Native Developer to help shape the future of secure communication. You’ll be joining a lean, highly technical team focused on building the next-gen … in the "Secure Tech" focused industry — with real impact and purpose. Key responsibilities: React Native Developer – Secure Tech Build performant, secure mobile applications using React Native (Expo), Kotlin, and Swift. Integrate with Gmail APIs, manage OAuth2 flows, and handle MIME payloads. Implement responsive UIs from Figma designs. Contribute to architecture, automated testing, and CI/… CD pipelines. What we're looking for: React Native Developer (Expo) – Secure Tech Ideally 4+ years’ experience with React Native (Expo SDK nice to have). Any experience of native module development in Kotlin/Swift would be great. Exposure to cryptographic principles or an interest in Encryption desirable. MIME standards, and OAuth2 nice to More ❯

Job Title : Senior React Developer Client : Elite FinTech Firm Salary : Up to 180k Base + Exceptional Bonus Location : London (Hybrid Working) Sells : Cutting-edge tech, a collaborative and flat-structured environment, beautiful office spaces My client is looking for talented React Developers to join their high-performance team! You will be pivotal in building slick … clean, efficient, and reusable code that is scalable, robust and maintainable. Successful Candidates: Bachelor's or Master's Degree in Computer Science or related field Strong experience as a React Developer Experience in commodities trading is a bonus Strong written and verbal communication skills, enabling effective collaboration and information sharing in a fast-paced environment. Demonstrated More ❯

Job Title : Senior React Developer Client : Elite FinTech Firm Salary : Up to 180k Base + Exceptional Bonus Location : London (Hybrid Working) Sells : Cutting-edge tech, a collaborative and flat-structured environment, beautiful office spaces My client is looking for talented React Developers to join their high-performance team! You will be pivotal in building slick … clean, efficient, and reusable code that is scalable, robust and maintainable. Successful Candidates: Bachelor's or Master's Degree in Computer Science or related field Strong experience as a React Developer Experience in commodities trading is a bonus Strong written and verbal communication skills, enabling effective collaboration and information sharing in a fast-paced environment. Demonstrated More ❯

Job Title : Senior React Developer Client : Elite FinTech Firm Salary : Up to 180k Base + Exceptional Bonus Location : London (Hybrid Working) Sells : Cutting-edge tech, a collaborative and flat-structured environment, beautiful office spaces My client is looking for talented React Developers to join their high-performance team! You will be pivotal in building slick … clean, efficient, and reusable code that is scalable, robust and maintainable. Successful Candidates: Bachelor's or Master's Degree in Computer Science or related field Strong experience as a React Developer Experience in commodities trading is a bonus Strong written and verbal communication skills, enabling effective collaboration and information sharing in a fast-paced environment. Demonstrated More ❯

Job Title : Senior React Developer Client : Elite FinTech Firm Salary : Up to 180k Base + Exceptional Bonus Location : London (Hybrid Working) Sells : Cutting-edge tech, a collaborative and flat-structured environment, beautiful office spaces My client is looking for talented React Developers to join their high-performance team! You will be pivotal in building slick … clean, efficient, and reusable code that is scalable, robust and maintainable. Successful Candidates: Bachelor's or Master's Degree in Computer Science or related field Strong experience as a React Developer Experience in commodities trading is a bonus Strong written and verbal communication skills, enabling effective collaboration and information sharing in a fast-paced environment. Demonstrated More ❯

Job Title : Senior React Developer Client : Elite FinTech Firm Salary : Up to 180k Base + Exceptional Bonus Location : London (Hybrid Working) Sells : Cutting-edge tech, a collaborative and flat-structured environment, beautiful office spaces My client is looking for talented React Developers to join their high-performance team! You will be pivotal in building slick … clean, efficient, and reusable code that is scalable, robust and maintainable. Successful Candidates: Bachelor's or Master's Degree in Computer Science or related field Strong experience as a React Developer Experience in commodities trading is a bonus Strong written and verbal communication skills, enabling effective collaboration and information sharing in a fast-paced environment. Demonstrated More ❯

Job Title : Senior React Developer Client : Elite FinTech Firm Salary : Up to 180k Base + Exceptional Bonus Location : London (Hybrid Working) Sells : Cutting-edge tech, a collaborative and flat-structured environment, beautiful office spaces My client is looking for talented React Developers to join their high-performance team! You will be pivotal in building slick … clean, efficient, and reusable code that is scalable, robust and maintainable. Successful Candidates: Bachelor's or Master's Degree in Computer Science or related field Strong experience as a React Developer Experience in commodities trading is a bonus Strong written and verbal communication skills, enabling effective collaboration and information sharing in a fast-paced environment. Demonstrated More ❯

Job Title : Senior React Developer Client : Elite FinTech Firm Salary : Up to 180k Base + Exceptional Bonus Location : London (Hybrid Working) Sells : Cutting-edge tech, a collaborative and flat-structured environment, beautiful office spaces My client is looking for talented React Developers to join their high-performance team! You will be pivotal in building slick … clean, efficient, and reusable code that is scalable, robust and maintainable. Successful Candidates: Bachelor's or Master's Degree in Computer Science or related field Strong experience as a React Developer Experience in commodities trading is a bonus Strong written and verbal communication skills, enabling effective collaboration and information sharing in a fast-paced environment. Demonstrated More ❯

React Native Developer – Secure Tech: Details: Type: Permanent. Hybrid: London. Salary: Highly competitive (depending on skills & exp). Start date: ASAP Company and role: Our client is seeking a React Native Developer to help shape the future of secure communication. You’ll be joining a lean, highly technical team focused on building … the next-gen in the "Secure Tech" focused industry — with real impact and purpose. Key responsibilities: React Native Developer – Secure Tech Build performant, secure mobile applications using React Native (Expo), Kotlin, and Swift. Integrate with Gmail APIs, manage OAuth2 flows, and handle MIME payloads. Implement responsive UIs from Figma designs. Contribute to architecture, automated testing … and CI/CD pipelines. What we're looking for: React Native Developer (Expo) – Secure Tech Ideally 4+ years’ experience with React Native (Expo SDK nice to have). Any experience of native module development in Kotlin/Swift would be great. Exposure to cryptographic principles or an interest in Encryption desirable. MIME standards, and More ❯

Senior React Developer - Fully Remote - 90,000 + Benefits About the Company: A forward-thinking organisation dedicated to transforming business learning and development through AI-driven solutions. Their mission is to empower companies with intelligent, scalable tools that enhance employee skills and improve overall performance. The team values innovation, collaboration, and technical excellence. Key Responsibilities: Lead … the development and optimisation of React-based applications with a focus on scalability, performance, and security. Collaborate with Product Owners, UI/UX designers, and backend engineers to deliver seamless, responsive, and user-friendly interfaces. Write clean, maintainable, and testable code, ensuring compliance with industry regulations. Translate design concepts from Figma or Storybook into functional front-end components. Contribute … to system architecture and mentor junior developers. Stay current with React trends and front-end best practices, especially in regulated environments. Requirements: Proven experience building secure, high-performance React applications. Background in regulated sectors such as finance or defence. Strong skills in JavaScript, HTML, CSS, and modern front-end tools. Experience with RESTful APIs, GraphQL, and testing frameworks More ❯

Senior React Developer - Fully Remote - £90,000 + Benefits About the Company: A forward-thinking organisation dedicated to transforming business learning and development through AI-driven solutions. Their mission is to empower companies with intelligent, scalable tools that enhance employee skills and improve overall performance. The team values innovation, collaboration, and technical excellence. Key Responsibilities: Lead … the development and optimisation of React-based applications with a focus on scalability, performance, and security. Collaborate with Product Owners, UI/UX designers, and backend engineers to deliver seamless, responsive, and user-friendly interfaces. Write clean, maintainable, and testable code, ensuring compliance with industry regulations. Translate design concepts from Figma or Storybook into functional front-end components. Contribute … to system architecture and mentor junior developers. Stay current with React trends and front-end best practices, especially in regulated environments. Requirements: Proven experience building secure, high-performance React applications. Background in regulated sectors such as finance or defence. Strong skills in JavaScript, HTML, CSS, and modern front-end tools. Experience with RESTful APIs, GraphQL, and testing frameworks 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 average cybercrime value More ❯

React Native Developer Are you passionate about building sleek, high-performing mobile applications that make a real impact? We're looking for a React Native Developer to join a fast-growing AI startup. The Role As a key member of the engineering team, you'll design, build, and scale mobile applications that … retail and public spaces. You'll collaborate with AI, product, and infrastructure teams to deliver features that are fast, reliable, and intuitive. You will: Build and maintain high-quality React Native applications for iOS and Android. Collaborate closely with product, design, and backend teams to deliver seamless, visually polished experiences. Integrate and extend React Native functionality with native … who thrives in fast-moving environments and loves shipping polished, production-ready apps. You'll be a great fit if you have: Proven experience building and launching React Native applications. Strong expertise in either iOS or Android development (ideally iOS). Solid understanding of native development concepts and experience bridging with Swift or Kotlin. Experience managing production More ❯

React Native Developer Are you passionate about building sleek, high-performing mobile applications that make a real impact? We’re looking for a React Native Developer to join a fast-growing AI startup. The Role As a key member of the engineering team, you’ll design, build, and scale mobile applications that … retail and public spaces. You’ll collaborate with AI, product, and infrastructure teams to deliver features that are fast, reliable, and intuitive. You will: Build and maintain high-quality React Native applications for iOS and Android. Collaborate closely with product, design, and backend teams to deliver seamless, visually polished experiences. Integrate and extend React Native functionality with native … who thrives in fast-moving environments and loves shipping polished, production-ready apps. You’ll be a great fit if you have: Proven experience building and launching React Native applications. Strong expertise in either iOS or Android development (ideally iOS). Solid understanding of native development concepts and experience bridging with Swift or Kotlin. Experience managing production More ❯

React Native Developer Are you passionate about building sleek, high-performing mobile applications that make a real impact? We’re looking for a React Native Developer to join a fast-growing AI startup. The Role As a key member of the engineering team, you’ll design, build, and scale mobile applications that … retail and public spaces. You’ll collaborate with AI, product, and infrastructure teams to deliver features that are fast, reliable, and intuitive. You will: Build and maintain high-quality React Native applications for iOS and Android. Collaborate closely with product, design, and backend teams to deliver seamless, visually polished experiences. Integrate and extend React Native functionality with native … who thrives in fast-moving environments and loves shipping polished, production-ready apps. You’ll be a great fit if you have: Proven experience building and launching React Native applications. Strong expertise in either iOS or Android development (ideally iOS). Solid understanding of native development concepts and experience bridging with Swift or Kotlin. Experience managing production More ❯

React Native Developer Are you passionate about building sleek, high-performing mobile applications that make a real impact? We’re looking for a React Native Developer to join a fast-growing AI startup. The Role As a key member of the engineering team, you’ll design, build, and scale mobile applications that … retail and public spaces. You’ll collaborate with AI, product, and infrastructure teams to deliver features that are fast, reliable, and intuitive. You will: Build and maintain high-quality React Native applications for iOS and Android. Collaborate closely with product, design, and backend teams to deliver seamless, visually polished experiences. Integrate and extend React Native functionality with native … who thrives in fast-moving environments and loves shipping polished, production-ready apps. You’ll be a great fit if you have: Proven experience building and launching React Native applications. Strong expertise in either iOS or Android development (ideally iOS). Solid understanding of native development concepts and experience bridging with Swift or Kotlin. Experience managing production More ❯