London, England, United Kingdom Hybrid / WFH Options
Kraken Digital Asset Exchange
on delivering seamless, elegant, and secure client experiences across our entire product surface. You’ll work alongside backend engineers, crypto protocol experts, and designers obsessed with detail to build ReactNative and TypeScript applications that operate at scale and meet the expectations of our global user base. Whether it’s rendering real-time market data, simplifying complex user … design systems to experimentation, analytics instrumentation, and accessibility — all while championing frontend performance, developer experience, and UI consistency. The opportunity Design, develop, and maintain high-quality mobile applications using ReactNative and TypeScript Lead architectural decisions and implementation of scalable, performant mobile features Collaborate closely with backend engineers, product managers, and designers to deliver seamless mobile user experiences … improvements Optimize application performance, minimize load times, and enhance app responsiveness Skills You Should HODL 6+ years of experience in software development, with at least 3+ years focused on ReactNative Deep knowledge of JavaScript/TypeScript and ReactNative's core principles and APIs Experience building and shipping cross-platform apps for both iOS and More ❯
aspects of money and more on the positive - enjoying what the world has to offer About the Role: Tech Stack: Backend: AWS Lambda, API Gateway, DynamoDB, S3, Node.js Frontend: React/Next.js, ReactNative Programming Languages: TypeScript; JavaScript, Python Infrastructure: Terraform, GitHub CI/CD pipelines Responsibilities: Design, develop, and maintain advanced applications using React Native. … Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field, or equivalent experience Proven track record of developing and maintaining high-quality mobile applications using React Native. Deep understanding of ReactNative and its core principles. Prior experience with iOS and Android platforms, having a deep understandingof the ecosystem differences. Familiarity with RESTful More ❯
aspects of money and more on the positive - enjoying what the world has to offer. ABOUT THE ROLE Tech Stack Backend: AWS Lambda, API Gateway, DynamoDB, S3, Node.js Frontend: React/Next.js, ReactNative Programming Languages: TypeScript; JavaScript, Python Infrastructure: Terraform, GitHub CI/CD pipelines Responsibilities Design, develop, and maintain advanced applications using React Native. … Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field, or equivalent experience Proven track record of developing and maintaining high-quality mobile applications using ReactNative Deep understanding of ReactNative and its core principles. Prior experience with iOS and Android platforms, having a deep understanding of the ecosystem differences. Familiarity More ❯
aspects of money and more on the positive - enjoying what the world has to offer. ABOUT THE ROLE Tech Stack Backend: AWS Lambda, API Gateway, DynamoDB, S3, Node.js Frontend: React/Next.js, ReactNative Programming Languages: TypeScript; JavaScript, Python Infrastructure: Terraform, GitHub CI/CD pipelines Responsibilities Design, develop, and maintain advanced applications using React Native. … Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field, or equivalent experience Proven track record of developing and maintaining high-quality mobile applications using ReactNative Deep understanding of ReactNative and its core principles. Prior experience with iOS and Android platforms, having a deep understanding of the ecosystem differences. Familiarity More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Connexa
Our client, a fast-growing FinTech organisation delivering innovative digital financial solutions, is seeking a highly skilled Senior ReactNative Developer to join their dynamic technology team. This is a key opportunity to play a leading role in the development and launch of a major new mobile app scheduled for release in September 2025. The successful candidate will … have extensive experience in ReactNative development, combined with a passion for delivering seamless mobile experiences across iOS and Android platforms. Main Purpose of the Role: * Take ownership of mobile app design, development, and optimisation using React Native. * Drive the delivery of a high-performance, scalable mobile app with outstanding user experience. * Collaborate closely with Product Managers … Designers, Developers, and key stakeholders to deliver business-critical solutions. Key Responsibilities: * Translate UI/UX designs and wireframes into high-quality, reusable ReactNative code. * Optimise app components for performance, responsiveness, and smooth user experience across iOS and Android devices. * Develop scalable, maintainable front-end architecture with reusable components and libraries. * Integrate native modules and third More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Connexa
Our client, a fast-growing FinTech organisation delivering innovative digital financial solutions, is seeking a highly skilled Senior ReactNative Developer to join their dynamic technology team. This is a key opportunity to play a leading role in the development and launch of a major new mobile app scheduled for release in September 2025. The successful candidate will … have extensive experience in ReactNative development, combined with a passion for delivering seamless mobile experiences across iOS and Android platforms. Main Purpose of the Role:* Take ownership of mobile app design, development, and optimisation using React Native.* Drive the delivery of a high-performance, scalable mobile app with outstanding user experience.* Collaborate closely with Product Managers … Designers, Developers, and key stakeholders to deliver business-critical solutions. Key Responsibilities:* Translate UI/UX designs and wireframes into high-quality, reusable ReactNative code.* Optimise app components for performance, responsiveness, and smooth user experience across iOS and Android devices.* Develop scalable, maintainable front-end architecture with reusable components and libraries.* Integrate native modules and third More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Client Server Ltd
Front End Developer/Engineer (TypeScript ReactNative AI) London/WFH to £65k Want to work on intellectually and technically challenging AI systems at the cutting edge of what is possible, whilst learning and collaborating with an amazing team and enjoying flexible working and a range of other perks? You could be progressing your career as a … ll work alongside a talented team contributing ideas, collaborating with designers and prototyping new features. There's a modern tech stack, you'll be mainly using JavaScript/TypeScript, React and ReactNative but will be able to pick new technologies and skills up on the job. Location/WFH: You'll be joining a friendly and … one day a week. About you: You are degree educated in Computer Science, from a top tier university (e.g. Russel Group, Oxbridge) You have Typescript experience combined with strong React and ReactNative skills You're proficient with HTML5 and CSS3 You have experience of responsive design for desktop and mobile You're keen to work in More ❯
ReactNative Developer London - Hybrid Remarkable is a leader in digital transformation, helping businesses create cutting-edge customer experiences through platforms like Sitecore, Optimizely, and Microsoft CRM. We specialize in using data-driven strategies and innovative technology to shape the future of customer engagement. With a focus on cloud, commerce, and scalable solutions, Remarkable partners with organizations to … expertise across platforms like Sitecore, Microsoft Dynamics, Optimizely , and beyond, we fuse strategy, creativity, and engineering to deliver truly personalised digital journeys. We're now looking for a talented ReactNative Developer to join our mobile team — someone passionate about building elegant, high-performance apps that users love. Key Accountabilities Developing and maintaining high-quality ReactNative … and optimising app performance Staying up to date with mobile tech and frameworks to keep us ahead of the curve Technical Experience 5+ years of experience building apps with ReactNative Strong JavaScript and/or TypeScript skills Exposure to state management libraries like Redux Knowledge of RESTful APIs, mobile architecture, and version control (Git) Understanding of mobile More ❯
London, England, United Kingdom Hybrid / WFH Options
Client Server
Social network you want to login/join with: Front End Developer TypeScript ReactNative, London col-narrow-left Client: Client Server Location: London, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Reference: 86c77cf7c4e6 Job Views: 3 Posted: 29.06.2025 Expiry Date: 13.08.2025 col-wide Job Description: Front End Developer/Engineer (TypeScript … ReactNative AI) London/WFH to £65k Want to work on intellectually and technically challenging AI systems at the cutting edge of what is possible, whilst learning and collaborating with an amazing team and enjoying flexible working and a range of other perks? You could be progressing your career as a Front End Developer at a well … one day a week. About you: You are degree educated in Computer Science, from a top tier university (e.g. Russel Group, Oxbridge) You have Typescript experience combined with strong React and ReactNative skills You're proficient with HTML5 and CSS3 You have experience of responsive design for desktop and mobile You're keen to work in More ❯
London, England, United Kingdom Hybrid / WFH Options
Free-Work UK
Front End Developer/Engineer (TypeScript React AI) London/WFH to £65k Want to work on intellectually and technically challenging AI systems at the cutting edge of what is possible, whilst learning and collaborating with an amazing team and enjoying flexible working and a range of other perks? You could be progressing your career as a Front End … ll work alongside a talented team, contributing ideas, collaborating with designers, and prototyping new features. There's a modern tech stack; you'll mainly use JavaScript/TypeScript and React but will have opportunities to learn new technologies on the job. Location/WFH: Join a friendly and supportive team in London with flexibility to work from home one … day a week. About you: You are degree educated in Computer Science from a top-tier university (e.g., Russell Group, Oxbridge). You have experience with TypeScript and strong React skills; ReactNative experience is a plus but can be learned on the job. You are proficient with HTML5 and CSS3. You have experience designing responsive interfaces More ❯
scalable, maintainable, and secure software systems across web, mobile, and cloud platforms. Architect and implement full-stack solutions using C#/Python and modern mobile frameworks. Guide mobile development (native iOS and Android or cross-platform) and integrate with back-end services and APIs. Collaborate with cross-functional teams to define technical requirements and deliver high-quality features. Drive … scalable, maintainable, and secure software systems across web, mobile, and cloud platforms. Architect and implement full-stack solutions using C#/Python and modern mobile frameworks. Guide mobile development (native iOS and Android or cross-platform) and integrate with back-end services and APIs. Collaborate with cross-functional teams to define technical requirements and deliver high-quality features. Drive … and propose mitigation strategies. Requirements: 10+ years of hands-on software engineering experience. Proven expertise in C# (.NET Core) and Python for backend services. Strong knowledge of mobile development – native (Swift/Kotlin) or cross-platform (ReactNative, Flutter). Solid understanding of cloud services and architectures (Azure, AWS, or GCP). Experience with system design, distributed More ❯
Senior Fullstack Engineer | £80,000 – £95,000 + Equity | TypeScript | ReactNative | Node.js | Serverless | Hybrid (1-2 Days in London) Join one of Europe’s most exciting consumer fitness startups—fresh off a £5M fundraise, recognised by Apple as a finalist for Global App of the Year, and recently acquired by a category-defining global fitness platform. They … stack features across mobile, web, and backend systems—in a mission-led, product-obsessed, high-performance team. 🧑💻 What You’ll Do: Design, build, test, and ship new features across ReactNative, Node.js, AWS, and GraphQL Work cross-functionally with product, design, and other engineers to deliver high-quality UX Own full lifecycle of development from architecture and coding … improve team velocity Participate in live releases and take turns leading production deployments Work closely with CTO and co-founders in shaping product and tech direction 🛠 Tech Stack: Frontend: ReactNative (iOS/Android), SwiftUI (Watch), TypeScript, GraphQL (Apollo) Backend: AWS Lambda (Node.js & Python), AppSync, DynamoDB, S3, EventBridge, SNS Tooling: GitHub Actions, Fastlane, Sentry, Mixpanel, Intercom, Maestro E2E More ❯
Senior Fullstack Engineer | £80,000 – £95,000 + Equity | TypeScript | ReactNative | Node.js | Serverless | Hybrid (1-2 Days in London) Join one of Europe’s most exciting consumer fitness startups—fresh off a £5M fundraise, recognised by Apple as a finalist for Global App of the Year, and recently acquired by a category-defining global fitness platform. They … stack features across mobile, web, and backend systems—in a mission-led, product-obsessed, high-performance team. 🧑💻 What You’ll Do: Design, build, test, and ship new features across ReactNative, Node.js, AWS, and GraphQL Work cross-functionally with product, design, and other engineers to deliver high-quality UX Own full lifecycle of development from architecture and coding … improve team velocity Participate in live releases and take turns leading production deployments Work closely with CTO and co-founders in shaping product and tech direction 🛠 Tech Stack: Frontend: ReactNative (iOS/Android), SwiftUI (Watch), TypeScript, GraphQL (Apollo) Backend: AWS Lambda (Node.js & Python), AppSync, DynamoDB, S3, EventBridge, SNS Tooling: GitHub Actions, Fastlane, Sentry, Mixpanel, Intercom, Maestro E2E More ❯
s development priorities, taking responsibility for entire user stories and associated integrations and bugs. Full-Stack Fluency: Design and implement backend and frontend systems using TypeScript, Next.js, Node.js and ReactNative, with infrastructure powered by Google Cloud, Vercel, AWS and other cloud-native platforms. Architecture Design: Choose the right tools for the job. From monoliths to microservices … building a range of Marketing sites, SaaS and mobile apps. Right to work in the UK and proficient in English, written and spoken. Proficiency with TypeScript, Next.js, Node.js and React Native. Experience deploying to Google Cloud, Vercel, or other cloud providers. Comfort working across REST, WebSockets, GraphQL, or gRPC APIs. Ability to architect and maintain scalable, secure systems with More ❯
quality products. Tech Stack AWS Serverless Lambda with Node.js API Gateway (REST/JSON) DynamoDB S3 WAF Back-Office Banking Systems API Integration Dynamics 365 CRM React.js (website)/ReactNative (app) Responsibilities Collaborate with cross-functional teams to understand project requirements and define test strategies and plans. Develop, document, and maintain detailed test cases and test scripts More ❯
quality products. Tech Stack AWS Serverless Lambda with Node.js API Gateway (REST/JSON) DynamoDB S3 WAF Back-Office Banking Systems API Integration Dynamics 365 CRM React.js (website)/ReactNative (app) Responsibilities Collaborate with cross-functional teams to understand project requirements and define test strategies and plans. Develop, document, and maintain detailed test cases and test scripts More ❯
Role: Senior ReactNative Developer Location: 1-2 days a week in London Salary: £60,000 - £70,000 We are seeking a Senior ReactNative Developer to join our team and lead the development of high-quality mobile applications. You will work closely with the team lead, product manager, designer, and other developers to build performant … requirements analysis capture and validation against and with business and platform requirements. Must Have: 5+ years of professional experience in mobile development. 3+ years of experience building apps with React Native. Strong proficiency in JavaScript and TypeScript. Solid understanding of mobile design principles and interface guidelines. Experience with Expo, Redux, React Navigation, or Reanimated. Experience integrating with RESTful … record of delivering high-quality apps in production. Additionally, you'll demonstrate experience of: 5+ years of professional experience in mobile development. 3+ years of experience building apps with React Native. Strong proficiency in JavaScript and TypeScript. Solid understanding of mobile design principles and interface guidelines. Experience with Expo, Redux, React Navigation, or Reanimated. Experience integrating with RESTful More ❯
Role: Senior ReactNative Developer Location: 1-2 days a week in London Salary: £60,000 - £70,000 We are seeking a Senior ReactNative Developer to join our team and lead the development of high-quality mobile applications. You will work closely with the team lead, product manager, designer, and other developers to build performant … requirements analysis capture and validation against and with business and platform requirements. Must Have: 5+ years of professional experience in mobile development. 3+ years of experience building apps with React Native. Strong proficiency in JavaScript and TypeScript. Solid understanding of mobile design principles and interface guidelines. Experience with Expo, Redux, React Navigation, or Reanimated. Experience integrating with RESTful … record of delivering high-quality apps in production. Additionally, you'll demonstrate experience of: 5+ years of professional experience in mobile development. 3+ years of experience building apps with React Native. Strong proficiency in JavaScript and TypeScript. Solid understanding of mobile design principles and interface guidelines. Experience with Expo, Redux, React Navigation, or Reanimated. Experience integrating with RESTful More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Broster Buchanan Ltd
Broster Buchanan are partnered with a growing financial services business who are continuing to develop their IT team. This is an exciting position for a Senior ReactNative Developer to take the client's mobile app to the next level, collaborating with a diverse IT team.The role will be based in central London and offers hybrid working. Key … should deliver scalable, reusable components and front-end libraries Translating UI designs and UX wireframes into high-quality code Optimising components for maximum performance and user experience Working with native modules when required Testing and release to iOS and Google Play stores Code review and debug activities. You’ll become a key player in the technology team, participating in … operations and compliance teams. What you need: 5+ years experience as a software engineer working in a mobile development role. You’ll have demonstrable hands-on experience of delivering ReactNative apps to best practice standards. You will ideally value clean, readable and re-usable React-Native code. You’ll be passionate about software and an More ❯
London, England, United Kingdom Hybrid / WFH Options
Lunar Energy
best practices Your key skills & experience: 5+ years of experience as a Software Engineer Experience in strongly typed languages, such as Typescript, Rust or others Experience developing code in ReactNative for Android and iOS Experience in Frontend and Backend development Experience in UI/UX design, and tools such as Figma Working experience with Unix operating systems … month ago London, England, United Kingdom 5 months ago London, England, United Kingdom 1 month ago London, England, United Kingdom 1 week ago Software Engineer (Typescript, Node.js, React) We’re unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI. #J-18808-Ljbffr More ❯
technologies Our tech stack Check out our tech radar here which we are constantly iterating, and below you can find a small reflection of our current tech stack: Frontend: ReactNative (iOS and Android) Typescript GraphQL (Apollo Client) Fastlane SwiftUI (Apple Watch) Maestro E2E tests Backend: Serverless (AWS) Lambdas (NodeJS & Python) AWS AppSync DynamoDB, S3, SQS, SNS, EventBridge More ❯
closely with experienced developers and architects. Building and maintaining responsive and interactive mobile and web applications using modern front-end technologies (HTML5, CSS3, JavaScript/TypeScript) and frameworks (e.g., React). Developing server-side applications with back-end technologies like Node.js. Creating and integrating APIs for communication between front-end and back-end systems. Collaborating with UI/UX … include a Bachelor's degree in IT, Computer Science, or related field, along with 3+ years of proven full-stack development experience. Experience developing REST API endpoints, mobile development (ReactNative and Expo), SQL databases, enterprise-level projects, and maritime industry background are preferred. Proficiency in front-end and back-end languages, modern frameworks (React, Express.js, Next.js … and version control systems (Git) is required. Specific tools include ReactNative, Expo, NodeJS, Typescript, and SQL databases. Soft skills valued are being a self-starter, collaborative, adaptable, detail-oriented, with strong problem-solving skills, excellent communication, and a passion for software development and best practices. Benefits include a competitive salary and bonus, inclusive onboarding, wellness programs, global More ❯
London, England, United Kingdom Hybrid / WFH Options
JPMorganChase
Join to apply for the Front End Web Engineer role at JPMorganChase Direct message the job poster from JPMorganChase Lead Recruiter - Outsourcing - EMEA Global Sourcing Front End Web Engineer (React Web) - JPMorgan Chase/Nutmeg - London - 6 months contract - Hybrid - PAYE We are seeking a skilled Front End Web Engineer to join Nutmeg, JP Morgan's Digital Wealth Management … up of Engineering and Product. We have a fully aligned Tech stack across the web ecosystem with a collection of team-owned mono-repos - all powered by an internal React Design system which allows us to deliver at scale. You'll have plenty to learn and will join a friendly and collaborative group of talented engineers who are always … success in developing and sustaining customer-focused web applications and single-page applications (SPAs) within a marketing technology (MarTech) environment. Excellent verbal and written communication skills. Strong understanding in React and its core principles. Solid grasp of Web fundamentals: General Networking (HTTP, IP & DNS, Caching) Tracking SDKs Experience with version control tools (VCS), preferably Git. Strong analytical and problem More ❯
both your code comments and our online documentation system Be an advocate for best practice, mentor and coach junior members of the team to support their development. Qualifications JavaScript & React JS- You will use React JS to build out the front-end presentation layers of our products. ReactNative and Expo - You will be helping to More ❯
both your code comments and our online documentation system Be an advocate for best practice, mentor and coach junior members of the team to support their development. Qualifications JavaScript & React JS- You will use React JS to build out the front-end presentation layers of our products. ReactNative and Expo - You will be helping to More ❯