701 to 725 of 761 React Jobs in London

Senior Frontend Engineer – Next.js/React Location: Monument WeWork in London Type: Full-Time About Admanage.ai We’re building the Cursor for ad management. Admanage.ai helps companies launch ads 10x faster on Meta & TikTok. Created by top performance marketers who’ve managed over $50M+ in ad spend. Our mission? Level the playing field by giving every business access to enterprise … management, testing, and performance. You’re not here to maintain, you’re here to build a complex UI that’s robust and well-tested. 🔧 Tech Stack Frontend: Next.js 14, React 18, TailwindCSS, Radix UI, Framer Motion State Management: Zustand Testing: Vitest Backend (light exposure): Node.js, Prisma, MySQL Infra: R2 Cloudfalre, AWS S3, Vercel Auth: NextAuth.js APIs: Facebook Marketing API, TikTok … safe continuous deployment Ship features end-to-end: idea → build → optimize for robust testing, speed and UX You Might Be a Fit If You... Have 5+ years building production React/Next.js apps Are skilled at state management in large, complex apps Believe testing is part of building, not an afterthought Care about performance, UX, and clean design systems Communicate More ❯

businesses and government. You will oversee services and their design from inception to completion at portfolio level, working in a primary tech stack of Python/Django, Nodejs/React and cloud platforms including AWS and Azure. Salary range £67,867 to £85,413 plus excellent Civil Service benefits and 29% employer pension contribution. Flexible, hybrid working from London, Cardiff … with organisational goals. You will work closely with multidisciplinary teams, apply agile methods and contribute to portfolio-level strategy and governance. Technology stack includes Python/Django, Node.js/React within cloud services such as AWS and Azure. They optimise our architecture for change, enabling continuous improvement and innovation. This role is ideal for someone who enjoys solving complex problems … and low-level designs, presenting to governance boards and ensuring alignment with standards. Previous or current experience developing web services using Python/Django and/or NodeJS/React with knowledge of cloud technologies, open-source technologies and secure system design. Proven leadership in guiding technical teams, delivering user-focused services in agile environments and communicating complex concepts to More ❯

and smooth user interactions Collaborate with cross-functional teams to understand data structures and visualisation needs Implement dynamic visual components (e.g. charts, filters, drill-downs) using frameworks such as React, Vue, or Angular, and libraries like D3.js or Chart.js Integrate seamlessly with back-end APIs and data services, working closely with Data Engineers to manage data flow and security Conduct … libraries to support scalability and consistency across future data product Requirements Proven experience in front-end development, ideally within data-rich environments Strong proficiency in JavaScript and modern frameworks (React, Vue, Angular) Experience with data visualisation libraries (D3.js, Chart.js, etc.) Understanding of accessibility standards and inclusive design principles Familiarity with integrating front-end applications with APIs and data services Excellent More ❯

and smooth user interactions Collaborate with cross-functional teams to understand data structures and visualisation needs Implement dynamic visual components (e.g. charts, filters, drill-downs) using frameworks such as React, Vue, or Angular, and libraries like D3.js or Chart.js Integrate seamlessly with back-end APIs and data services, working closely with Data Engineers to manage data flow and security Conduct … libraries to support scalability and consistency across future data product Requirements Proven experience in front-end development, ideally within data-rich environments Strong proficiency in JavaScript and modern frameworks (React, Vue, Angular) Experience with data visualisation libraries (D3.js, Chart.js, etc.) Understanding of accessibility standards and inclusive design principles Familiarity with integrating front-end applications with APIs and data services Excellent More ❯

React Native Technical Lead – EdTech | Remote (UK) | Up to £85,000 Location: Fully remote (within the UK) Salary: Up to £85,000 + benefits Employment Type: Full-time, permanent Are you a hands-on React Native expert ready to shape the future of digital learning? We are working with a UK-based EdTech company on a mission to make high … quality education accessible to everyone — and are looking for a React Native Technical Lead to help drive their mobile app experience to the next level. 💼 The Role As a React Native Technical Lead , you’ll take ownership of their mobile app development — from architecture and performance to delivery and deployment. This is a fully hands-on position where you’ll … engineers to build seamless, engaging, and scalable mobile experiences used by thousands of learners across the UK. 🔧 What You’ll Do Lead the end-to-end development of our React Native mobile apps Define and drive mobile architecture, best practices, and coding standards Collaborate with cross-functional teams to design and deliver high-quality features Mentor and support developers, fostering More ❯

React Native Technical Lead – EdTech | Remote (UK) | Up to £85,000 Location: Fully remote (within the UK) Salary: Up to £85,000 + benefits Employment Type: Full-time, permanent Are you a hands-on React Native expert ready to shape the future of digital learning? We are working with a UK-based EdTech company on a mission to make high … quality education accessible to everyone — and are looking for a React Native Technical Lead to help drive their mobile app experience to the next level. 💼 The Role As a React Native Technical Lead , you’ll take ownership of their mobile app development — from architecture and performance to delivery and deployment. This is a fully hands-on position where you’ll … engineers to build seamless, engaging, and scalable mobile experiences used by thousands of learners across the UK. 🔧 What You’ll Do Lead the end-to-end development of our React Native mobile apps Define and drive mobile architecture, best practices, and coding standards Collaborate with cross-functional teams to design and deliver high-quality features Mentor and support developers, fostering More ❯

React Native Technical Lead – EdTech | Remote (UK) | Up to £85,000 Location: Fully remote (within the UK) Salary: Up to £85,000 + benefits Employment Type: Full-time, permanent Are you a hands-on React Native expert ready to shape the future of digital learning? We are working with a UK-based EdTech company on a mission to make high … quality education accessible to everyone — and are looking for a React Native Technical Lead to help drive their mobile app experience to the next level. 💼 The Role As a React Native Technical Lead , you’ll take ownership of their mobile app development — from architecture and performance to delivery and deployment. This is a fully hands-on position where you’ll … engineers to build seamless, engaging, and scalable mobile experiences used by thousands of learners across the UK. 🔧 What You’ll Do Lead the end-to-end development of our React Native mobile apps Define and drive mobile architecture, best practices, and coding standards Collaborate with cross-functional teams to design and deliver high-quality features Mentor and support developers, fostering More ❯

Startup – Up to 85k 🚀🧠 💰 Salary: £50,000 - £85,000 + meaningful equity 🏙️ Location : London, flexible working arrangements, ideally 1/2 days in office 💻 Tech Stack : Python, Flask, FastAPI, React, TypeScript, GCP (Backend Leaning) Our y-combinator backend client are building an elite engineering team within the AI space. The platform is being used across the globe and is delivering More ❯

for integrating AI tools into your workflow Clear reasoning and ability to justify design decisions Highly self-driven and capable of working with limited direction Bonus Points Experience with React Native, Swift, or web frameworks like React/Next.js Familiarity with backend frameworks or cloud platforms (e.g. Node, Supabase, Firebase) Interest in automation, developer tools, or system design An eye More ❯

Senior Software Developer – Node.js/AWS/React – London (Hybrid, 3 days onsite) Are you the kind of engineer who enjoys taking something fast-and-scrappy and turning it into something scalable, elegant, and genuinely robust? This is a chance to join a small, but ambitious tech-for-good/IoT startup based in the London City Centre that’s … shift towards cleaner, more maintainable code What we’re looking for: Strong hands-on experience with Node.js Comfortable working across or picking up other tech as needed – ie AWS, React etc (If you have experience with AWS & React, that is a bonus) Enthusiasm for writing clean, tested, production-ready code Experience (or interest) in data-heavy systems, IoT, or connected More ❯

An exciting opportunity for an experienced Full-Stack Engineer to help transform a major Fixed Income front-office technology landscape. You'll architect and deliver high-performance, real-time React applications that support trading workflows, working closely with stakeholders to shape a scalable, future-ready platform. Key Responsibilities: Design and develop modern, real-time React/Java applications for trading … requirements into cohesive system architectures Promote engineering excellence, modern development practices, and continuous improvement Contribute to platform modernisation, helping define long-term technology direction Key Requirements: Strong expertise in React, TypeScript, and modern web technologies Proven experience building real-time, event-driven systems (WebSockets, Web Workers, asynchronous data flow) Solid background in backend development, ideally with Java, REST APIs, and More ❯

Javascript Developer UI – React, Typescript, Java - FinTech Remote First | London (UK) | Up to £115k + Benefits Are you a Javascript developer who thrives in a collaborative, test-driven environment? Do you believe in pair programming, continuous integration, and clean, maintainable code? If so, we’d love to hear from you. Our FinTech client could be the ideal role for you.... … Skills: Must have: Commercial React, Typescript and Java experience. Be interested in working on Java as well as Typescript Strong understanding of TDD Pair-programming Clear communication and teamwork Extreme Programming (XP) principles, with a strong focus on TDD, BDD, and DDD . Pair programming culture ensures high-quality code and continuous learning. Continuous integration —every commit is releasable, and … automation is key. We value growth and flexibility , welcoming developers from all backgrounds. What You’ll Be Doing Building resilient and adaptable fintech platforms in React, Typescript and Java Refactoring to improve code design Writing comprehensive tests for every commit Automating processes to improve efficiency Rotating across teams to enhance collaboration More ❯

Javascript Developer UI – React, Typescript, Java - FinTech Remote First | London (UK) | Up to £115k + Benefits Are you a Javascript developer who thrives in a collaborative, test-driven environment? Do you believe in pair programming, continuous integration, and clean, maintainable code? If so, we’d love to hear from you. Our FinTech client could be the ideal role for you.... … Skills: Must have: Commercial React, Typescript and Java experience. Be interested in working on Java as well as Typescript Strong understanding of TDD Pair-programming Clear communication and teamwork Extreme Programming (XP) principles, with a strong focus on TDD, BDD, and DDD . Pair programming culture ensures high-quality code and continuous learning. Continuous integration —every commit is releasable, and … automation is key. We value growth and flexibility , welcoming developers from all backgrounds. What You’ll Be Doing Building resilient and adaptable fintech platforms in React, Typescript and Java Refactoring to improve code design Writing comprehensive tests for every commit Automating processes to improve efficiency Rotating across teams to enhance collaboration More ❯

pipelines for scale and speed. Reliability: Keep SLAs green by ensuring observability, monitoring, and proactive incident prevention. Enhancements: Ship thin, high-impact features in our embedded analytics (Next.js/React) and serverless APIs. Platform care: Improve CI/CD, testing, and release hygiene so changes land safely and often. Collaboration: Work closely with product and delivery teams to translate insights … Node), Durable/Logic Apps, Blob/Queue, Container Apps Jobs Datastores & analytics: Postgres on Azure, DuckDB, and data connectors into/out of our platform Frontend: Next.js + React powering embedded analytics experiences What we’re looking for Hands-on Azure serverless experience and comfort running real production systems Python backend skills for building and extending serverless APIs Strong …/indexes) Experience designing and integrating with data connectors/pipelines (file, API, or DB sources) Experience deploying LLM-based agents or ML-driven agents within cloud environments. Pragmatic React/Next.js skills to land small UI changes that deliver big user value Solid engineering practices: CI/CD, testing, observability, scalability, and security. Clear communication is key. Nice to More ❯

pipelines for scale and speed. Reliability: Keep SLAs green by ensuring observability, monitoring, and proactive incident prevention. Enhancements: Ship thin, high-impact features in our embedded analytics (Next.js/React) and serverless APIs. Platform care: Improve CI/CD, testing, and release hygiene so changes land safely and often. Collaboration: Work closely with product and delivery teams to translate insights … Node), Durable/Logic Apps, Blob/Queue, Container Apps Jobs Datastores & analytics: Postgres on Azure, DuckDB, and data connectors into/out of our platform Frontend: Next.js + React powering embedded analytics experiences What we’re looking for Hands-on Azure serverless experience and comfort running real production systems Python backend skills for building and extending serverless APIs Strong …/indexes) Experience designing and integrating with data connectors/pipelines (file, API, or DB sources) Experience deploying LLM-based agents or ML-driven agents within cloud environments. Pragmatic React/Next.js skills to land small UI changes that deliver big user value Solid engineering practices: CI/CD, testing, observability, scalability, and security. Clear communication is key. Nice to More ❯

pipelines for scale and speed. Reliability: Keep SLAs green by ensuring observability, monitoring, and proactive incident prevention. Enhancements: Ship thin, high-impact features in our embedded analytics (Next.js/React) and serverless APIs. Platform care: Improve CI/CD, testing, and release hygiene so changes land safely and often. Collaboration: Work closely with product and delivery teams to translate insights … Node), Durable/Logic Apps, Blob/Queue, Container Apps Jobs Datastores & analytics: Postgres on Azure, DuckDB, and data connectors into/out of our platform Frontend: Next.js + React powering embedded analytics experiences What we’re looking for Hands-on Azure serverless experience and comfort running real production systems Python backend skills for building and extending serverless APIs Strong …/indexes) Experience designing and integrating with data connectors/pipelines (file, API, or DB sources) Experience deploying LLM-based agents or ML-driven agents within cloud environments. Pragmatic React/Next.js skills to land small UI changes that deliver big user value Solid engineering practices: CI/CD, testing, observability, scalability, and security. Clear communication is key. Nice to More ❯

pipelines for scale and speed. Reliability: Keep SLAs green by ensuring observability, monitoring, and proactive incident prevention. Enhancements: Ship thin, high-impact features in our embedded analytics (Next.js/React) and serverless APIs. Platform care: Improve CI/CD, testing, and release hygiene so changes land safely and often. Collaboration: Work closely with product and delivery teams to translate insights … Node), Durable/Logic Apps, Blob/Queue, Container Apps Jobs Datastores & analytics: Postgres on Azure, DuckDB, and data connectors into/out of our platform Frontend: Next.js + React powering embedded analytics experiences What we’re looking for Hands-on Azure serverless experience and comfort running real production systems Python backend skills for building and extending serverless APIs Strong …/indexes) Experience designing and integrating with data connectors/pipelines (file, API, or DB sources) Experience deploying LLM-based agents or ML-driven agents within cloud environments. Pragmatic React/Next.js skills to land small UI changes that deliver big user value Solid engineering practices: CI/CD, testing, observability, scalability, and security. Clear communication is key. Nice to More ❯

pipelines for scale and speed. Reliability: Keep SLAs green by ensuring observability, monitoring, and proactive incident prevention. Enhancements: Ship thin, high-impact features in our embedded analytics (Next.js/React) and serverless APIs. Platform care: Improve CI/CD, testing, and release hygiene so changes land safely and often. Collaboration: Work closely with product and delivery teams to translate insights … Node), Durable/Logic Apps, Blob/Queue, Container Apps Jobs Datastores & analytics: Postgres on Azure, DuckDB, and data connectors into/out of our platform Frontend: Next.js + React powering embedded analytics experiences What we’re looking for Hands-on Azure serverless experience and comfort running real production systems Python backend skills for building and extending serverless APIs Strong …/indexes) Experience designing and integrating with data connectors/pipelines (file, API, or DB sources) Experience deploying LLM-based agents or ML-driven agents within cloud environments. Pragmatic React/Next.js skills to land small UI changes that deliver big user value Solid engineering practices: CI/CD, testing, observability, scalability, and security. Clear communication is key. Nice to More ❯

Exp: Key Responsibilities: Develop and maintain user interfaces using TypeScript, ensuring high performance and responsiveness. Design and implement complex UI components and applications using React.js or Next.js. Collaborate with cross-functional teams to define, design, and ship new features. Create and maintain design systems to ensure consistency and scalability across all products. Implement cloud-native solutions and integrate DevOps practices … continuous improvement. Stay up-to-date with the latest industry trends and technologies to ensure our products remain cutting-edge. Qualifications: Strong hands-on experience with TypeScript. Expertise in React.js or Next.js. Proven experience with design systems and their implementation. Solid understanding of cloud-native technologies and DevOps practices. Previous experience in an architect role, with the ability to lead More ❯

Exp: Key Responsibilities: Develop and maintain user interfaces using TypeScript, ensuring high performance and responsiveness. Design and implement complex UI components and applications using React.js or Next.js. Collaborate with cross-functional teams to define, design, and ship new features. Create and maintain design systems to ensure consistency and scalability across all products. Implement cloud-native solutions and integrate DevOps practices … continuous improvement. Stay up-to-date with the latest industry trends and technologies to ensure our products remain cutting-edge. Qualifications: Strong hands-on experience with TypeScript. Expertise in React.js or Next.js. Proven experience with design systems and their implementation. Solid understanding of cloud-native technologies and DevOps practices. Previous experience in an architect role, with the ability to lead More ❯

Exp: Key Responsibilities: Develop and maintain user interfaces using TypeScript, ensuring high performance and responsiveness. Design and implement complex UI components and applications using React.js or Next.js. Collaborate with cross-functional teams to define, design, and ship new features. Create and maintain design systems to ensure consistency and scalability across all products. Implement cloud-native solutions and integrate DevOps practices … continuous improvement. Stay up-to-date with the latest industry trends and technologies to ensure our products remain cutting-edge. Qualifications: Strong hands-on experience with TypeScript. Expertise in React.js or Next.js. Proven experience with design systems and their implementation. Solid understanding of cloud-native technologies and DevOps practices. Previous experience in an architect role, with the ability to lead More ❯

Exp: Key Responsibilities: Develop and maintain user interfaces using TypeScript, ensuring high performance and responsiveness. Design and implement complex UI components and applications using React.js or Next.js. Collaborate with cross-functional teams to define, design, and ship new features. Create and maintain design systems to ensure consistency and scalability across all products. Implement cloud-native solutions and integrate DevOps practices … continuous improvement. Stay up-to-date with the latest industry trends and technologies to ensure our products remain cutting-edge. Qualifications: Strong hands-on experience with TypeScript. Expertise in React.js or Next.js. Proven experience with design systems and their implementation. Solid understanding of cloud-native technologies and DevOps practices. Previous experience in an architect role, with the ability to lead More ❯

Founding Frontend Engineer (React/TypeScript) We’re building the operating system for experience-led businesses — helping teams manage bookings, resources, customers, and payments in one place. Our mission: make it effortless for operators to run what they love. We’re product-led, customer-obsessed , and move fast — small, high-trust, and ambitious. London-based | Hybrid (3 office days) What … backend teams Create high-performance, accessible interfaces Shape our component library and design system Influence product direction and engineering culture About You 5+ years of frontend experience Expert in React, TypeScript, HTML, CSS, modern JS You’ve taken products from 0 → 1 Strong problem-solving and debugging skills Communicative, curious, and thrive in fast-moving teams You’ll love it More ❯

Founding Frontend Engineer (React/TypeScript) We’re building the operating system for experience-led businesses — helping teams manage bookings, resources, customers, and payments in one place. Our mission: make it effortless for operators to run what they love. We’re product-led, customer-obsessed , and move fast — small, high-trust, and ambitious. London-based | Hybrid (3 office days) What … backend teams Create high-performance, accessible interfaces Shape our component library and design system Influence product direction and engineering culture About You 5+ years of frontend experience Expert in React, TypeScript, HTML, CSS, modern JS You’ve taken products from 0 → 1 Strong problem-solving and debugging skills Communicative, curious, and thrive in fast-moving teams You’ll love it More ❯

Founding Frontend Engineer (React/TypeScript) We’re building the operating system for experience-led businesses — helping teams manage bookings, resources, customers, and payments in one place. Our mission: make it effortless for operators to run what they love. We’re product-led, customer-obsessed , and move fast — small, high-trust, and ambitious. London-based | Hybrid (3 office days) What … backend teams Create high-performance, accessible interfaces Shape our component library and design system Influence product direction and engineering culture About You 5+ years of frontend experience Expert in React, TypeScript, HTML, CSS, modern JS You’ve taken products from 0 → 1 Strong problem-solving and debugging skills Communicative, curious, and thrive in fast-moving teams You’ll love it More ❯