1,701 to 1,725 of 2,270 React Jobs in the UK

London with an initial 3–6 month contract and a market-rate day rate inside IR35. You will build responsive, accessible interfaces using React or Angular, TypeScript/JavaScript, HTML5 and CSS3, integrate with REST APIs, and collaborate with UX, back-end teams and Agile delivery. #J-18808-Ljbffr ...

Senior Full Stack Lead Engineer ReactJS, TypeScript, JavaScript, C#/.NET Banking LondonThis is a new and exclusive opportunity for a Senior Full Stack Lead Engineer/software developer with expertise across ReactJS, TypeScript, JavaScript, C#/.NET to join this investment Banking client as they expand their full stack … software developer team in London city. Role detailsTitle: Senior Full Stack Lead Engineer Technical stack: ReactJS, TypeScript, JavaScript, C#/.NET Employer: investment BankingLocation: London City and home working hybrid 50/50%Permanent role, salary 90,000- 130,000 plus bonusThis is a new opportunity for a Senior Full ...

thousands of customers as part of a major regulatory remediation programme. Key Responsibilities: Design, develop and maintain customer-facing web applications using Angular or React and TypeScript. Build responsive, secure and user-friendly interfaces based on existing designs and business requirements. Integrate applications with REST APIs, authentication services and workflow … activities. Contribute to frontend architecture, technical design discussions and continuous improvement initiatives. Essential Skills & Experience Strong commercial experience developing web applications using Angular or React with TypeScript. Experience building customer-facing digital products and web portals. Experience developing applications from scratch. Strong REST API integration experience. Experience working with authentication ...

practical challenges such as: ambiguity in product requirements failure and recovery in AI workflows maintaining consistent behaviour in real-world usage Tech EnvironmentNext.js/React Python and Node.js SQL/NoSQL databases LLM ecosystem (OpenAI, Anthropic, etc.) Docker and Kubernetes AWS, Azure or GCP is fine The emphasis ...

oversightPractical cloud native experience Experience in Computer Science, Computer Engineering, Mathematics, or a related technical field Preferred qualifications, capabilities, and skills Expertise in React 17+ and modern front‐end development practices Experience with AG Grid or similar advanced data grid libraries Proven ability to optimize web applications for performance ...

Senior Full Stack Lead Engineer ReactJS, TypeScript, JavaScript, C#/.NET Banking London This is a new and exclusive opportunity for a Senior Full Stack Lead Engineer/software developer with expertise across ReactJS, TypeScript, JavaScript, C#/.NET to join this investment Banking client as they expand their full … stack software developer team in London city. Role details Title: Senior Full Stack Lead Engineer Technical stack: ReactJS, TypeScript, JavaScript, C#/.NET Employer: investment Banking Location: London City and home working hybrid 50/50% Permanent role, salary £90,000- £130,000 plus bonus This is a new opportunity ...

much as CV.Even better if you knowNestJS. Our backend is a NestJS service, and you'd feel at home when features need backend work. React Native. Our apps run on React Native and Expo. You'll touch them when features cross stack boundaries. GraphQL Federation. We run a federated gateway ...

first visit through identity verification, e-signature and submission. As a Mid-Level Full-Stack JavaScript Developer, you'll work across the platform: a React single-page application on the front end, Node.js APIs and background workers on the back end, and Microsoft SQL Server as the system of record. … migrations and integrate third-party services behind clean, maintainable interfaces. What you'll do Build and maintain customer-journey screens and shared components in React 19, using React Router 7, Vite and Sass/SCSS across multiple branded sites from a single codebase. Develop back-end features in Node.js, including ...

ethical AI and privacy (GDPR compliance) make it a user‐friendly yet enterprise‐grade solution. About the Role We are seeking a skilled React.js Developer to join our front-end development team. In this role, you will be responsible for developing and implementing user interface components using React.js concepts … also be responsible for profiling and improving front-end performance and documenting our front-end codebase. Key Responsibilities Develop new user-facing features using React.js Build reusable components and front-end libraries for future use Translate designs and wireframes into high-quality code Optimize components for maximum performance across ...

Senior Full Stack Lead Engineer ReactJS, TypeScript, JavaScript, C#/.NET Banking London This is a new and exclusive opportunity for a Senior Full Stack Lead Engineer/software developer with expertise across ReactJS, TypeScript, JavaScript, C#/.NET to join this investment Banking client as they expand their full … stack software developer team in London city. Role details Title: Senior Full Stack Lead Engineer Technical stack: ReactJS, TypeScript, JavaScript, C#/.NET Employer: investment Banking Location: London City and home working hybrid 50/50% Permanent role, salary £90,000- £130,000 plus bonus This is a new opportunity ...

hiring a Senior Fullstack Engineer for a growing engineering team. You'll design and build scalable, secure backend services in Python, alongside modern React frontends — with real ownership across the stack, from API design to production performance. What you'll do Build and maintain scalable microservices (REST, gRPC, GraphQL … endpoints in Python (FastAPI/Flask) Develop and maintain React frontends, including state management with Redux or React Query Optimise SQL/NoSQL databases (PostgreSQL, MySQL, MongoDB) for performance and reliability Implement authentication/authorisation (JWT, OAuth2, OpenID Connect) and monitor production performance What you'll bring 8+ years' backend ...

Senior Full Stack Lead Engineer ReactJS, TypeScript, JavaScript, C#/.NET Banking London This is a new and exclusive opportunity for a Senior Full Stack Lead Engineer/software developer with expertise across ReactJS, TypeScript, JavaScript, C#/.NET to join this investment Banking client as they expand their full … stack software developer team in London city. Role details Title: Senior Full Stack Lead Engineer Technical stack: ReactJS, TypeScript, JavaScript, C#/.NET Employer: investment Banking Location: London City and home working hybrid 50/50% Permanent role, salary £90,000- £130,000 plus bonus This is a new opportunity ...

based on developer feedback and real-world useWrite performant, scalable and maintainable production code What We’re Looking For: Strong experience with building Typescript & React frontends in a maintainable and scalable way. Experience with React performance optimisation, and frontend state management systems such as Tanstack Query or Zustand. Strong proficiency ...

Senior Frontend Developer (React/Next.js) Salary: £50,000 £60,000 per annum Location: Chester/Hybrid The Opportunity We are looking for an experienced Senior Frontend Developer with strong React and Next.js expertise to join an established digital transformation team who are currently going from strength to strength … refactor of an existing frontend application using Next.js App Router Implement and optimise Server Components and Server Actions Develop scalable, maintainable UI components using React and Next.js Integrate frontend functionality with an OpenAPI-driven Node.js backend Implement and optimise client-side and server-side caching strategies Improve application stability, performance ...

improve healthcare, particularly for women and families. Specific Requirements Backend experience with Node.js and/or Python (FastAPI, Flask) Experience with front end frameworks (React, Next.js, Vue). Exposure to cross platform frameworks a plus (e.g. React Native). Experience deploying and operating systems on at least one major cloud ...

Full Stack .NET Developers to support a major digital programme. We are looking for strong software engineers with a combination of Microsoft backend development, React frontend experience and hands-on Azure knowledge. Key experience Essential experience includes: C# .NET React Microsoft Azure Azure DevOps CI/CD pipelines Modern software … days per week in London or Leeds Candidates must hold SC clearance Please apply with an up-to-date CV outlining your relevant .NET, React and Azure experience. ...

revolutionising investment management. The role: I am hiring to grow the UI team to develop new features for our exciting frontend product built in React, as well as maintaining existing features and occasionally porting features from a legacy Angular codebase. Additionally you will be responsible for the GraphQL API built … Deep knowledge of JavaScript or TypeScript, HTML and CSSExperience of backend systems such as node.js, GraphQL and RESTUse of modern JavaScript frameworks such as React, Redux, Styled Components, Apollo GraphQLUX and visual design skills are a plusThe development stack includes: TypeScript, React, Redux, Styled Components, Apollo GraphQL, Webpack, Jest, Cypress ...

JavaScript Developer UI React TypeScript – Up to 90,000 p/aQuant Capital is urgently looking for a JavaScript Developer to join our high profile client. Our client is a 60 man Fintech business who has created a market leading product in the financial data market. Details of the full … Disclosure agreement but they are at the bleeding edge of not only product ideas but also technology and data manipulation. TypeScript/React/Redux/Styled Components/Apollo GraphQL/Webpack/Jest/Cypress/PrettierWe are growing our UI team to develop new features ...

understanding of user needs. You will focus on: Full-stack Development: You will design, build, and evolve scalable web applications and backend services using React, TypeScript, and Python (Django). You’ll contribute across the entire development lifecycle, from ideation to deployment and monitoring in production. Product Collaboration: You will … work in a “You build it, you ship it, you operate it” culture with a strong emphasis on ownership, experimentation, and continuous improvement. Frontend : React, TypeScript, Storybook Backend: Python (Django) Infrastructure: AWS, Docker, ECS, PostgreSQL, Redis, SQS, SNS Tooling & Delivery :GitHub, GitHub Actions, CI/CD pipelines Testing: Strong focus ...

standards. Confident in technical convictions, collaborative in approach, focused on outcomes. What You Bring Proven full-stack engineering experience, delivering production-ready applications using React, Node.js and AWS on web and mobile platforms. Hands-on experience with iOS or Android native development, or React Native for mobile-first product work. ...

Senior Full Stack Software Engineer (TypeScript, React, Next.js, AI, AWS) | Up to £95,000 + Equity | London Hybrid I’m partnered with a high-growth deep-tech scale-up spun out of Imperial College London that’s helping accelerate the future of electrification. Backed by leading investors, they’ve built … business scales. The Role Own a production, multi-tenant SaaS platform used by enterprise customers. Design, build and scale full-stack applications using TypeScript, React, Next.js, Go, Python and AWS. Build AI-powered features, LLM integrations, agentic workflows and automation tools. Work directly with founders to influence product strategy, engineering ...

infrastructure). It's a great environment for picking up and learning new skills. We work primarily with Python/Django, SQL, TypeScript/React and are hosted on AWS. But don't worry too much about having experience with the specific tech stack - we are generally looking for people … believe specific technologies are just tools for tackling problems. The Role You'll be working across the back-end (Python, Django), front-end (React, TypeScript, CSS), and the data layer (Postgresql, Elasticsearch) This is a hands-on, delivery-focused role in a scale-up environment The Essentials 5+ years experience ...

Your work will focus on: Designing and implementing robust event-driven microservices and APIs Building scalable, cloud-native systems on AWS Developing modern, responsive React front-ends Integrating LLM-powered capabilities into real-world workflows Collaborating closely with product and AI specialists to turn ideas into reliable, customer-ready features … What you’ll be working with You should be comfortable with most of our core technologies: Node.js and TypeScript React and modern front-end tooling AWS (e.g., Lambda, ECS/Fargate, API Gateway, SQS/SNS, DynamoDB, RDS) NestJS or equivalent back-end frameworks Microservices and event-driven architectures ...

turn them into user-friendly solutions that help the GSMA thrive. Your responsibilities: Develop full-stack solutions using current web technologies (e.g. SPFX, React.js, REST APIs) to create robust applications within SharePoint and M365. Develop and maintain automation scripts using PowerShell, Microsoft Graph, Power Automate and other tools to streamline … SPFx), including web parts, applications and extensions. You will have proven experience with Power Automate and Power Apps. You will be proficient in TypeScript, React, JavaScript and modern front-end tooling for SPFx development. You will have an expert understanding of REST APIs and Microsoft Graph API and the ability ...

turn them into user-friendly solutions that help the GSMA thrive. Your responsibilities Develop full-stack solutions using current web technologies (e.g. SPFX, React.js, REST APIs) to create robust applications within SharePoint and M365. Develop and maintain automation scripts using PowerShell, Microsoft Graph, Power Automate and other tools to streamline … SPFx), including web parts, applications and extensions. You will have proven experience with Power Automate and Power Apps. You will be proficient in TypeScript, React, JavaScript and modern front‐end tooling for SPFx development. You will have an expert understanding of REST APIs and Microsoft Graph API and the ability ...