1 to 25 of 273 React Jobs in London

product managers, and backend engineers to deliver maintainable front-end solutions using modern web technologies. Responsibilities Build and maintain scalable front-end applications using React Develop clean, reusable, and well-structured code using TypeScript and JavaScript Translate designs and product requirements into high-quality UI components Optimize applications for performance … deliver features end-to-end Write and maintain front-end tests to ensure application quality (where applicable) Required Skills & Experience Strong experience with React (React.js/ReactJS) Proficiency in TypeScript and JavaScript for browser-based applications Solid understanding of modern front-end development practices (ES6+, component-based architecture) Experience working ...

Senior Software Developer (Java + Angular/React) Full Stack Hybrid (Surrey - 6 Days per Month) Up to £85,000 + Benefits We're partnering with a specialist technology consultancy delivering mission-critical software across Defence, Civil Aviation, and the Public Sector , and they're looking for a Senior Software ...

interest in the following areas will be helpful: Programming with modern languages such as Java, Kotlin, JavaScript , or similar Working with frontend frameworks like React, Vue, or Angular Understanding of backend services , RESTful APIs , and how systems integrate Exposure to cloud platforms like AWS, GCP, or Azure Familiarity with ...

Relevant industry certifications or a degree in Computer Science or a related discipline - desirable Key Technologies NestJS (Node.js) TypeScript TypeORM Azure SDK Git Next.js React TanStack MUI Benefits Circa £70k basic salary Discretionary bonus scheme Workplace pension (relief at source), matched up to 5% 30 days' holiday per annum including ...

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 ...

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 ...

Develop GenAI applications using frameworks like LangChain, LangGraph, CrewAI . Build microservices with Python (FastAPI) or TypeScript (Express) . Create front-end solutions using React, TypeScript , and modern frameworks like Next.js . Integrate LLMs (OpenAI, Anthropic, Mistral) and vector databases (ChromaDB, Pinecone). Deploy solutions on AWS/Azure using ...

Relevant industry certifications or a degree in Computer Science or a related discipline - desirable Key Technologies NestJS (Node.js) TypeScript TypeORM Azure SDK Git Next.js React TanStack MUI Benefits Circa £100k basic salary Discretionary bonus scheme Workplace pension (relief at source), matched up to 5% 30 days' holiday per annum including ...

experienced developers, designers, long-term customers and a mature yet fast-moving codebase. Qualifications, Knowledge, Key Skills and Experience Essential: Experience with TypeScript and React for building dynamic, responsive front-end applications. Back-end development experience in Python, particularly with frameworks like Django or Flask, or equivalent experience in other ...

client stakeholders. Key Responsibilities Design and build applications using ASP.NET Core, C# and modern JavaScript frameworks Develop responsive, accessible front-end interfaces using React, Angular or Blazor/Razor Contribute to cloud-native architectures on AWS or Azure Implement modern DevOps practices including CI/CD pipelines and automated testing ...

with strong problem-solving skills and attention to detail Great communication and a collaborative mindset Bonus Points: Experience with Node.js or frontend technologies like React Familiarity with Grafana , TeamCity , or observability tooling Interest or experience in financial services , compliance, or digital banking If you're excited to work ...

experience: Backend Development: Experience in building microservices using either Python with FastAPI, or TypeScript with Express or equivalent Frontend Development: Experience in building React applications using TypeScript, leveraging frameworks such as Next.js or Vite. GenAI Frameworks: Familiarity with tools like LangChain, LangGraph, CrewAI, or Vercel AI (in Python or JavaScript ...

experience: Backend Development: Experience in building microservices using either Python with FastAPI, or TypeScript with Express or equivalent Frontend Development: Experience in building React applications using TypeScript, leveraging frameworks such as Next.js or Vite. GenAI Frameworks: Familiarity with tools like LangChain, LangGraph, CrewAI, or Vercel AI (in Python or JavaScript ...

tools such as Cucumber, Nightwatch). Nice-to-Have Skills AWS cloud experience. Experience with BPMN workflow engines (Camunda, Activiti, Flowable). Experience using React, Angular or Vue.js. Container orchestration using RedHat OpenShift. Awareness of NCSC cloud security principles. Clearance Requirements Active SC clearance required. Candidates must have the right ...

drive projects forward Proficiency in full-stack development using any object oriented language (we use .NET) and any modern javascript framework (we use React) Experience working with databases (SQL and NoSQL), APIs, and web technologies. Experience with cloud platforms (AWS, GCP, Azure) Solid understanding of software engineering principles, including clean ...

Sitecore, Optimizely, Umbraco, Alterian, Immediacy, Ektron, Kentico, Sitefinity or dotnetnuke. Our client can provide you with industry recognised training in: .NET 10.0, JavaScript, React, Angular 21, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, ASP.NET Core Web API, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. This ...

experience: Backend Development: Experience in building microservices using either Python with FastAPI, or TypeScript with Express or equivalent Frontend Development: Experience in building React applications using TypeScript, leveraging frameworks such as Next.js or Vite. GenAI Frameworks: Familiarity with tools like LangChain, LangGraph, CrewAI, or Vercel AI (in Python or JavaScript ...

experience: Backend Development: Experience in building microservices using either Python with FastAPI, or TypeScript with Express or equivalent Frontend Development: Experience in building React applications using TypeScript, leveraging frameworks such as Next.js or Vite. GenAI Frameworks: Familiarity with tools like LangChain, LangGraph, CrewAI, or Vercel AI (in Python or JavaScript ...

experience: Backend Development: Experience in building microservices using either Python with FastAPI, or TypeScript with Express or equivalent Frontend Development: Experience in building React applications using TypeScript, leveraging frameworks such as Next.js or Vite. GenAI Frameworks: Familiarity with tools like LangChain, LangGraph, CrewAI, or Vercel AI (in Python or JavaScript ...

experience: Backend Development: Experience in building microservices using either Python with FastAPI, or TypeScript with Express or equivalent Frontend Development: Experience in building React applications using TypeScript, leveraging frameworks such as Next.js or Vite. GenAI Frameworks: Familiarity with tools like LangChain, LangGraph, CrewAI, or Vercel AI (in Python or JavaScript ...

focus on large-scale, complex systems. Polyglot engineer comfortable working across multiple languages and frameworks (weve used Python, Java, Kotlin, Node.js, C#, JavaScript, Express, React and Next.js to name a few). Passion for learning new technologies and helping others do the same. Proven track record of leading software architecture ...

Engineer, you will: Engineering of Golang-based backend systems , focusing on API development and integration. Engineering on our TypeScript-based frontend systems , primarily utilizing React to craft intuitive and highly functional user interfaces. Productize and enhance our Kubernetes-based cloud platform to ensure high-availability, scalability, and cost-efficient ...

scale environments such as Investment, Asset, or Wealth Management. Proven track record of leading frontend and mobile engineering teams , delivering high-quality applications in React/React Native. Strong understanding of secure API integration , authentication flows , and modern UI/UX architecture . Comfortable guiding teams through design implementation , collaborating … continuous learning and improvement . Thrives in fast-paced, regulated environments where speed, compliance, and innovation go hand-in-hand. Your Technical Toolkit React/React Native/TypeScript JavaScript/HTML/CSS Figma/Git Testing frameworks : Jest, Cypress, Appium CI/CD pipelines : GitHub Actions, CircleCI, Bitrise ...

/CD testing workflows. Skills & Experience Back End: Proficiency in Node.js (preferred), or .NET/Java. Front End: Solid experience with JavaScript , React , and TypeScript . Strong foundation in Agile/Lean methodologies and modern software delivery practices. Working knowledge of UI/UX principles and prototyping tools. Excellent communication ...

tasks. Git/GitHub DevOps, including exposure to CI/CD pipelines and secrets scanning Experience with cloud-based engineering (any major cloud provider) React (front-end development) Test-Driven Development (TDD) Automated testing frameworks such as Playwright and PyTest Experience with reporting and BI tools (e.g., Power BI, Tableau ...