1 to 25 of 234 React Jobs in London

Senior Front End Developer Senior Front End Developer - Global Workforce Technology Innovator - London (Tech stack: React, React Native, TypeScript, JavaScript (ES6+), HTML, CSS, Component Libraries, Design Systems, State Management (Redux, Zustand, MobX, Apollo), Web & Mobile UI/UX, Accessibility, Front End Architecture) Our client began over a decade ago with a bold vision: to transform organisational scheduling by replacing outdated … Developer who loves making an impact, this is your chance to join a company where your work genuinely matters. This is a role for engineers who are passionate about React , committed to building intuitive, high-performance interfaces, and excited about delivering cross-platform experiences using React Native . You'll play a key role in shaping the UI across both … web and mobile platforms, while influencing architectural decisions and raising the bar for engineering excellence. You'll be working in a modern front-end environment that includes React , React Native , TypeScript, component-driven development, and a rapidly evolving design system. The team values engineers who are curious, collaborative, and eager to explore new ways of solving complex challenges, whether that More ❯

to join a scaling startup in the AI and Healthcare technology sector Salary up to £90k + Equity Paddington-based (4-5 days per week in-office) Tech environment: React | React Native | Node.js | AWS | Firebase | Supabase | PostgreSQL If you wish to keep your CV/data private, feel free to WhatsApp your details/CV to me, Dan - WHO WE … a talented Software Engineer to help deliver the next generation of intelligent solutions. WHAT YOU WILL BE DOING: Develop and deliver new product features across the full stack using React/React Native and Node.js . Collaborate with the CTO and Engineering Director to design and implement new capabilities for the platform. Work on AI-powered integrations and innovative features … rollouts. SOFTWARE ENGINEER - ESSENTIAL SKILLS: Fluent Italian speaker (written and verbal). Proven experience building products, ideally from 0 1 (either professionally or through personal projects). Skilled in React or React Native and Node.js . Comfortable working across frontend, backend, or full-stack environments. Familiarity with AWS (Elastic Beanstalk, Lambda, etc.) and PostgreSQL . Experience with Firebase or Supabase More ❯

Role – Senior Consultant - React Native Developer Location – Knutsford UK Get The Future You Want Choosing Capgemini means choosing a company where you will be empowered to shape your career in the way you'd like, where you'll be supported and inspired by a collaborative community of colleagues around the world, and where you'll be able to reimagine what … help the world's leading organizations unlock the value of technology and build a more sustainable, more inclusive world Key Responsibilities Develop and maintain web and mobile applications using React and React Native Implement and optimise component lifecycle methods and React hooks for performance and maintainability Manage application state using appropriate strategies eg Context API Redux Zustand Apply React design … developer experience Ensure code quality through linting tools eg ESLint Prettier and enforce consistent coding standards Write and maintain unit integration and endtoend tests using libraries such as Jest React Testing Library Detox or Cypress Follow security best practices to protect user data and prevent vulnerabilities Implement accessibility standards WCAG to ensure inclusive user experiences Monitor and resolve performance issues More ❯

make delivering care far, far easier for hard-working carers. The role We’re looking for 3 pragmatic and user-focused Product Engineers. One with a front-end focus (React/React Native), one Fullstack (React/Node) and one to focus on AI products to help us design, build, and maintain systems that deliver meaningful impact for care teams … you if you want to: Have 3+ years of hands-on engineering experience, including end-to-end feature delivery in a production environment. Have strong front-end experience with React, React Native and TypeScript AND/OR back-end experience with Node express. Have experience working in a product-led squad, collaborating closely with PMs and designers to ship impactful More ❯

Mid Level Full-Stack Developer (Python/Django/React) Work Model: Office based ( 5 days a week) Job Type: Full-Time Salary: £60-65K Were looking for a Mid Level Full-Stack Developer (Python/Django/React) with 3+ years of experience to join a Fashion Retail business in London. You will be joining a recently built … What Were Looking For Comp Sci or STEM Degree 3-5 years of experience in full-stack development, with a focus on Python and Django . Strong experience with React or React Native for building dynamic, responsive front-end applications. Proficiency in AWS Experience with SQL Experience with Shopify is a bonus Key Responsibilities Design, develop, and maintain full-stack … applications using Python, Django, and modern front-end frameworks (React, React Native, or similar). Develop and maintain RESTful APIs and integrate third-party services. Build scalable, secure, and high-performance backend architectures. More ❯

Redis, and others.) and with Cloud platforms (AWS, Azure) Containerization with Docker/Kubernetes and Agile methodology for software development Proficiency in modern front-end frameworks (such as Angular, React, or ), HTML5, CSS3, and JavaScript/TypeScript. You may be assessed on the key critical skills relevant for success in role, such as risk and controls, change and transformation, business More ❯

platforms like AWS, Azure, or Google Cloud. Knowledge of microservices architecture and related tools. Experience with testing frameworks like Mocha, Chai, or Jest. Familiarity with front-end technologies like React, Vue, or Angular is a plus. Experience with back-end technologies like Java or .Net is a plus Benefits Package and Benefits: Competitive Salary Bonus Scheme Private Healthcare Insurance More ❯

Skills Several years of hands-on full stack development experience in a commercial environment Strong proficiency in HTML5, CSS3, ES6/TypeScript, and responsive design principles Solid experience with React (or similar modern frontend frameworks) and component-driven UI architecture Backend development expertise in Python (FastAPI, Flask), .NET Core, or Comfortable designing and consuming RESTful APIs Familiarity with both relational More ❯

impactful digital experiences. Key Responsibilities Build GenAI applications using frameworks like LangChain, LangGraph, or CrewAI. Develop microservices using Python (FastAPI) or TypeScript (Express). Create front-end applications with React, TypeScript, and frameworks like Next.js or Vite. Integrate LLMs (e.g., OpenAI, Anthropic, Mistral) and vector databases (e.g., ChromaDB, Pinecone, PGVector). Deploy solutions using AWS or Azure, Docker, Kubernetes, and More ❯

impactful digital experiences. Key Responsibilities Build GenAI applications using frameworks like LangChain, LangGraph, or CrewAI. Develop microservices using Python (FastAPI) or TypeScript (Express). Create front-end applications with React, TypeScript, and frameworks like Next.js or Vite. Integrate LLMs (e.g., OpenAI, Anthropic, Mistral) and vector databases (e.g., ChromaDB, Pinecone, PGVector). Deploy solutions using AWS or Azure, Docker, Kubernetes, and More ❯

with multidisciplinary teams to deliver scalable, secure, and user-focused solutions. Key Responsibilities Develop microservices using Java (Spring Boot). Build responsive front-end applications using JavaScript/TypeScript, React, HTML, and CSS. Use Git-based version control and CI/CD pipelines (GitHub, GitLab, Jenkins). Containerize applications using Docker and manage deployments in cloud environments (AWS or Azure More ❯

stakeholders. Provide technical support for production systems as needed. Skills Proficiency in C#, .NET 8, Python, RESTful APIs, and microservices architecture. Strong Front End development experience using Nextjs/React/Typescript, with familiarity in wireframing tools (eg, Figma). Hands-on experience in building distributed systems with messaging technologies such as RabbitMQ or Kafka. Proficient with caching techniques and More ❯

stakeholders. Provide technical support for production systems as needed. Skills Proficiency in C#, .NET 8, Python, RESTful APIs, and microservices architecture. Strong Front End development experience using Nextjs/React/Typescript, with familiarity in wireframing tools (eg, Figma). Hands-on experience in building distributed systems with messaging technologies such as RabbitMQ or Kafka. Proficient with caching techniques and More ❯

for high-volume, high-availability systems What You Need 5+ years experience as a Software Engineer with strong Java/J2EE expertise (Java 8+, Spring, Hibernate) Frontend Angular experience (React may be considered) Cloud experience with microservices (AWS preferred) Docker and Kubernetes hands-on experience Fintech/regulated industry experience preferred Why Join? Java-focused role powering major banking platforms More ❯

for high-volume, high-availability systems What You Need 5+ years experience as a Software Engineer with strong Java/J2EE expertise (Java 8+, Spring, Hibernate) Frontend Angular experience (React may be considered) Cloud experience with microservices (AWS preferred) Docker and Kubernetes hands-on experience Fintech/regulated industry experience preferred Why Join? Java-focused role powering major banking platforms More ❯

the Zaizi knowledge base Mentoring junior members of staff Working with Solution Architects and Delivery Managers to define designs and refine product backlogs Requirements Technologies: Essential: Frontend skills (Javascript, React) CI/CD automation Git (e.g. GitHub or GitLab) DevOps skills (AWS, Docker, Kubernetes) Team leadership and mentoring experience Desirable/beneficial: Good knowledge of security best practises and experience More ❯

UI testing [cucumber, nightwatch]) Nice to have skills: AWS Knowledge of Open Source BPMN workflow engines (Camunda, Activiti or Flowable) Experience on a front-end javascript framework such as react, angular or vue.js RedHat OpenShift for container orchestration Knowledge of NCSCs 14 cloud security principles. SC Clearance: my client works with UK Central Government departments on a range of projects. More ❯

Senior Software Engineer (React/Node/React Native) - Contract - £575 per day (Outside IR35) Leading Ecommerce client now requires a talented Full Stack JavaScript Developer who is proficient in front/back-end and mobile development. (React/Node.js/React Native). This role will be joining their engineering team, developing new travel systems and requirements for our … analysts to define solutions, ways of working and share knowledge across the department. Reviewing code and providing support to members of your team. Working on client-facing applications in react/next.js Designing and building Node.js/GraphQL APIs. The ideal Senior JavaScript Developer: Senior level experience in modern JavaScript, written with ECMAScript, Typescript, Node.js, React, Next.js etc. React Native … infrastructure practices (AWS, Docker, Kubernetes, CI, etc). Experience with CI/CD pipelines and automation. Experience working in autonomous agile environments. Experienced in front and back-end development (React.js/Node.js/GraphQL) The role consists of hybrid working with 1 day per week in our clients Central London office and the rest working remotely. This is a More ❯

About You 5-8 years of experience building user-facing applications across web and mobile platforms , ideally in regulated environments like Investment, Asset, or Wealth Management. Strong skills in React or React Native , with hands-on experience in Swift (iOS) and/or Kotlin (Android) . Comfortable integrating with secure APIs , handling authentication flows , and working with design systems via … Prometheus, Grafana) is a plus. Passionate about mentoring , code reviews , and collaborative development . Energized by fast-paced, regulated environments where speed, quality, and adaptability matter. Your Technical Toolkit React/React Native/TypeScript Swift (iOS)/Kotlin (Android) JavaScript/HTML/CSS Figma/Vercel/Git Testing frameworks : Jest, Cypress, XCTest, Espresso CI/CD pipelines More ❯

technologies. Create and manage backend services and ensure seamless data integration. Front-End Development: Develop user-friendly, responsive web interfaces using HTML, CSS, JavaScript, and front-end frameworks (e.g., React, , Angular). Ensure cross-browser compatibility and mobile responsiveness. Database Management: Design and maintain databases (MySQL, PostgreSQL, or equivalent). Optimize database queries and perform routine maintenance tasks. API Development More ❯

like Code Reviews, CI/CD Pipelines and SOLID/DRY principals Hands-on developing/coding role using the following technologies: Frontend (JavaScript/TypeScript or Angular or React or Node) Backend (Java, SpringBoot, Hibernate, Kotlin) Experience in estimation and sizing Integration experience API Design experience Cloud experience Appetite to work with emerging AI technologies SC Eligible Additional Information More ❯

backend and ML focus Leadership : 2+ years in senior engineering roles with demonstrated technical competency Technical Skills : + Strong proficiency in Python + Experience with at least one of: React/TypeScript, Swift/iOS, Kotlin/Android, Ruby + Cloud platforms experience (AWS, Azure, GCP) + Containerized deployment using Docker and Kubernetes Architecture : Experience designing scalable distributed systems and More ❯

Content Management System (CMS) such as Sitecore, EpiServer, Umbraco, Alterian, Immediacy, Ektron, Kentico, Sitefinity or dotnetnuke. Our client can provide you with industry recognised training in: .NET 9, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. This is a unique opportunity to join a More ❯

Developer candidates should be able to demonstrate strong knowledge of: .NET Core/ASP.NET MVC, C# and Azure SQL. Any experience in the following is desirable: .NET 9, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. Training will be provided in any of the More ❯

custom automation frameworks using Python or similar languages Full-Stack Development Solid software engineering background with proficiency in Python, JavaScript/TypeScript, Java, or Go Experience with modern frameworks (React, Node.js, Django, FastAPI) Knowledge of microservices architecture, API design (REST, GraphQL) Experience with containerization (Docker, Kubernetes) and cloud-native development patterns DevOps & SRE Practices Experience implementing CI/CD pipelines More ❯