16 of 16 Senior React Developer Jobs in England

looking for a highly experienced Senior React Developer to lead the design, development, and evolution of our front-end applications. In addition to hands‐on development, you will be responsible for defining front‐end architecture, driving engineering best practices, and providing technical leadership … development practices. Good experience establishing testing strategies and implementing automated testing solutions. Hands‐on experience with testing frameworks and tools such as Jest, React Testing Library, Cypress, Playwright, Vitest, or equivalent. Experience establishing coding standards, development frameworks, and engineering best practices. Hands‐on experience with GitHub, GitLab, CI/ ...

Senior Full Stack Developer |React | Angular | Vue (contract) London, United Kingdom | Posted on 01/09/2026 Contract Role: Senior Full StackDeveloper | React | Angular | Vue Contract Location: London 4-5 days onsite each week Contract Start: Starting ASAP … level developers. Participate in sprint planning, grooming,estimation, and Agile ceremonies. Required Skills & Experience Technical Expertise Strong proficiency in front-end technologies: React/Angular/Vue Solid experience in back-end technologies: REST APIs, GraphQL Strong understanding of databases: Hands-on experience with cloud services, ideallyAzure or AWS. ...

Senior Full Stack Software Developer (React/TypeScript/Node) Fully remote and flexible working - £50,000 - £60,000 A fantastic opportunity for a Senior Full Stack Software Developer to join a leading HealthTech company, joining … full-stack with a slight front-end focus (probably 60/40) – you will be designing, developing and maintaining modern full-stack applications using React, TypeScript and NodeJS. As well as hands-on software development, you will get to contribute to software architecture and help to influence technical direction. ...

Senior Front-End Developer (React, TypeScript) - VP, FX Options Pricing Engineer the future of global finance At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business … team alongside developers, quants, and traders to translate complex business requirements into robust, elegant technical solutions. Innovate: Leverage your deep expertise in TypeScript and React to build high-performance, scalable, and intuitive web UIs that provide an exceptional user experience. Improve: Champion and contribute to the continuous improvement ...

100339415280Posted: 2026-09-08Location: London, England, United KingdomCategory: Technology, Applications Development, ProfessionalCompany: CitiSenior Front-End Developer (React, TypeScript) - VP, FX Options PricingEngineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every … global team alongside developers, quants, and traders to translate complex business requirements into robust, elegant technical solutions.Innovate: Leverage your deep expertise in TypeScript and React to build high-performance, scalable, and intuitive web UIs that provide an exceptional user experience.Improve: Champion and contribute to the continuous improvement ...

enhancing a front office risk and valuation platform used in a fast paced, real time environment.The Role We are seeking a hands on Senior Developer to join a high impact technology team responsible for risk, valuation, and decision support systems. You will work across … distributed or data-intensive systemsWorking ModelHybrid: 3 days per week in the London officeCollaboration with global teamsAdditional Information#TalanUKSummaryType: Full-timeFunction: ConsultingExperience level: Mid-Senior LevelIndustry: Information Technology And Services ...

## Senior Fullstack Developer — Java or Kotlin, React and TypeScriptApplylocations: London: Manchestertime type: Full timeposted on: Posted Todayjob requisition id: JR100892Founded in Switzerland in 1968, Zühlke is owned by its partners and located across Europe and Asia. We are a global transformation partner … wider JVM ecosystem, to develop reliable services, APIs and event-driven workflows. You will also contribute to modern web interfaces using technologies such as React and TypeScript.You will work in an increasingly AI-augmented engineering environment. We are looking for people who are curious about AI-augmented engineering ...

## Senior Fullstack Developer — Java or Kotlin, React and TypeScriptApplylocations: London: Manchestertime type: Full timeposted on: Posted Todayjob requisition id: JR100892Founded in Switzerland in 1968, Zühlke is owned by its partners and located across Europe and Asia. We are a global transformation partner … wider JVM ecosystem, to develop reliable services, APIs and event-driven workflows. You will also contribute to modern web interfaces using technologies such as React and TypeScript.You will work in an increasingly AI-augmented engineering environment. We are looking for people who are curious about AI-augmented engineering ...

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 platforms.Implement customer … deployment and release activities.Contribute to frontend architecture, technical design discussions and continuous improvement initiatives.RequirementsEssential Skills & ExperienceStrong 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 and authorisation mechanisms ...

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 … 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 ...

wider JVM ecosystem, to develop reliable services, APIs and event-driven workflows. You will also contribute to modern web interfaces using technologies such as React and TypeScript. You will work in an increasingly AI-augmented engineering environment. We are looking for people who are curious about AI-augmented engineering … service reliability, maintainability, performance and security. Proven experience writing effective automated tests. Practical experience with relational databases. Experience with modern frontend development, ideally using React and TypeScript. Familiarity with CI/CD practices and supporting software in production. Experience working collaboratively in an agile, product-focused engineering team. Curiosity ...

technical direction.Key Responsibilities Design, develop, test, and maintain scalable services using C#/.NET (ASP.NET Core) and RESTful APIs.Build responsive, accessible user interfaces using React, TypeScript, HTML, and CSS.Implement secure authentication/authorisation (e.g., OAuth2/OIDC) and follow secure coding practices.Optimise performance, reliability, and observability (logging, metrics, tracing … Extensive commercial experience in full stack development with C#/.NET and React.Strong knowledge of .NET Core, dependency injection, asynchronous programming, and API design.Strong React experience including state management and modern front-end tooling.Solid understanding of software design principles, patterns, and clean code practices.Experience with SQL databases, ORM tooling ...

McGregor Recruitment is seeking a Senior UI Developer to join a major financial services technology programme in London, working on a high-performance Single Dealer Platform supporting electronic trading. Based in the City … London, this 12-month contract role focuses on front-end development and real-time interfaces. You will lead UI development, build scalable interfaces with React and RxJS, collaborate with Product, UX and Backend teams, and mentor UI engineers while integrating with Java #J-18808-Ljbffr ...

integral part of an agile team that's constantly pushing the envelope to enhance, build, and deliver top-notch technology products.As a Senior Lead Software Engineer at JPMorganChase within the Equities Sales and Trading Technology, you are an integral part of an agile team that works … with little to no oversightPractical cloud native experienceExperience in Computer Science, Computer Engineering, Mathematics, or a related technical fieldPreferred qualifications, capabilities, and skillsExpertise in React 17+ and modern front-end development practicesExperience with AG Grid or similar advanced data grid librariesProven ability to optimize web applications for performance ...

better. The work is a mixture of green-field and legacy projects (much like any other mature organisation) mostly using C#, SQL Server, Next.js, React & TypeScript, with a combination of monolithic and microservices architectures. Key Responsibilities We are looking for technically strong and organised senior developers … modern edge/serverless environments. Essential Skills/Experience We would like to meet someone who is Minimum 6 years of commercial experience of React/TypeScript Minimum 6 years of solid C# in a commercial environment Produces initial results rapidly and iterate based upon feedback. Knowledge of microservice ...

Tendable is a venture-backed health-tech company hiring a Full Stack Developer in London. The role combines strong frontend work with backend support in a cross-functional team, focusing on delivering robust, scalable healthcare software. … Hybrid work options include up to 3 days in the London office with remote or client visits as needed. Ideal candidates will have extensive React experience, REST API proficiency, and a solid grasp of PostgreSQL. #J-18808-Ljbffr ...