51 to 75 of 81 Contract React Jobs

national-level programme supporting an ongoing digital transformation project. What You'll Do Build and maintain robust APIs and web applications using .NET and React Collaborate with cross-functional teams to deliver modern, Azure-hosted solutions Develop clean, testable, and maintainable code across the full stack Integrate with complex healthcare … design reviews and mentoring within an agile delivery team What You'll Bring Solid C#/.NET Core experience in production systems Proficiency with React and TypeScript Strong experience with Microsoft Azure (App Services, Azure Functions, Azure DevOps, etc.) Exposure to healthcare, NHS, or data integration environments Understanding of RESTful ...

/data environments. Expertise in Tableau and/or PowerBI for rapid prototyping and stakeholder engagement Deep hands-on experience with modern frontend frameworks (React, Typescript, etc) Hands-on experience with cloud platforms (AWS preferred); familiarity with scalable deployment and integration Strong knowledge of API integration. Proven experience in developing ...

architecture, mentor junior engineers, and drive best practices across the team, focusing on technical excellence, collaboration, and continuous improvement. Key Responsibilities Develop and maintain React/TypeScript applications using modern frameworks Architect scalable, maintainable frontend systems with performance and accessibility in mind Drive improvements in code quality, testing, and tooling … system evolution Participate in production support and incident response What You'll Bring Strong experience in JavaScript/TypeScript development Expert-level knowledge of React, TypeScript, and modern JS Experience with state management (Redux, Zustand, Context API) Deep understanding of performance optimization and accessibility Experience with AWS, Docker, and advanced ...

/data environments. Expertise in Tableau and/or PowerBI for rapid prototyping and stakeholder engagement Deep hands-on experience with modern frontend frameworks (React, Typescript, etc) Hands-on experience with cloud platforms (AWS preferred); familiarity with scalable deployment and integration Strong knowledge of API integration. Proven experience in developing ...

development and SPFx web parts. Document and records management expertise. Knowledge in metadata and taxonomy management. Nice to Have Experience with JavaScript frameworks like React or Angular. DISCLAIMER: By applying for this vacancy, you consent to your personal information being shared with our client and any relevant third parties ...

Role You'll be joining a multidisciplinary engineering team focused on building backend and occasionally frontend components using modern TypeScript across Node.js and React/Next.js. The role centres on developing APIs, event-driven services, and internal tools that support large-scale, cloud-hosted workloads. You'll work closely with … tools to improve data distribution across the organisation. Writing high-quality, well-tested code using modern testing frameworks and patterns. Occasionally contributing to simple React/Next.js based UI screens for configuration or internal tools. Improving system reliability, observability, and developer efficiency through metrics, logging, and automation. Working closely with ...

Position: Front End Engineer (React/UI) Location: Central London Hybrid work (3 days per week onsite) Description Client is seeking a Senior Front End Engineer to help deliver our new Private Client Lending Origination Platform (IMPACT), a key initiative in transforming the way we originate and manage private client … mortgages. We’re looking for an experienced engineer who combines technical depth in React and TypeScript with a collaborative mindset. You’ll bring a strong foundation in modern front-end engineering — building performant, maintainable, and accessible interfaces — while embracing Client’s way of working: a culture of craftsmanship, openness ...

months+ - OUTSIDE IR35 My client is a global leading IT consultancy. They are on the hunt for a Fullstack Developer with strong expertise in React/TypeScript (Next.js), Java/Spring Boot, and Python. Required Experience: Developing GDS-compliant services, with particular emphasis on accessibility in line with WCAG 2.2 … Building front-end applications using React (Next.js) and TypeScript . Developing back-end microservices using Java with Spring Boot , and Python (AWS Lambda) . Creating and consuming RESTful APIs and implementing business logic in microservices. Working with containerised applications deployed on Kubernetes , particularly in AWS Desirable Skills & Experience: Familiarity with ...

best practices, collaborating with architects, designers, and testers to deliver robust, scalable solutions. You'll be responsible for building Single Page Applications with ReactJS and TypeScript, implementing analytics, and ensuring high-quality code through TDD and code reviews. This role requires strong technical leadership, proactive problem-solving, and excellent communication … skills. What You'll Need to Succeed Essential Technical Skills ReactJS, Redux, TypeScript, HTML, CSS Experience implementing web analytics (e.g., Adobe Analytics) Strong engineering principles for SPAs and best practices for TypeScript Expertise in state management and routing Unit testing/TDD using Jest or Vitest Proficiency with Git, GitLab ...

best practices, collaborating with architects, designers, and testers to deliver robust, scalable solutions. You'll be responsible for building Single Page Applications with ReactJS and TypeScript, implementing analytics, and ensuring high-quality code through TDD and code reviews. This role requires strong technical leadership, proactive problem-solving, and excellent communication … skills. What You'll Need to Succeed Essential Technical Skills ReactJS, Redux, TypeScript, HTML, CSS Experience implementing web analytics (e.g., Adobe Analytics) Strong engineering principles for SPAs and best practices for TypeScript Expertise in state management and routing Unit testing/TDD using Jest or Vitest Proficiency with Git, GitLab ...

years in lead designer role. Proven portfolio showcasing design projects for web and mobile platforms. Strong proficiency in HTML5, CSS3, JavaScript, and frameworks like React or Angular. Experience with RESTful APIs and MuleSoft integration. Knowledge of UX principles, accessibility standards, and responsive design. Familiarity with Git, CI/CD pipelines … Strong problem-solving and analytical abilities. Experience with design systems and component libraries. Familiarity with accessibility standards (WCAG). Knowledge of front-end frameworks (React, Angular) is a plus. ...

Front End Developer - ReactJS, Redux, Typescript London/Remote (Must be UK based) Up to £545 per day (Inside IR35) 3 months My client is an instantly recognisable consultancy who require a Front-End Developer for a high-profile end client within the Insurance space. Key Requirements: Proven commercial experience … working as a Front-End Developer for large, complex organisations. Strong understanding of ReactJS, Redux, Typescript, HTML, CSS tech stack. Previous experience implementing analytics in a web front end using tools such as Adobe Analytics. Strong understanding of state management principles and routing strategies. Proficient in unit testing and Test ...

React Native Developer Location: Hybrid 2 days onsite, Edinburgh Outside IR35 BPSS Role Overview: As a React Native Developer, you will design and implement high-quality mobile applications tailored for the financial services sector. Your role will involve collaborating with cross-functional teams and ensuring optimal performance of our applications. … Responsibilities: - Develop and maintain mobile applications using React Native. - Work with UI/UX designers and product managers to enhance application features. - Implement responsive, user-centric mobile interfaces aligned with our services. - Follow best practises in software development, including code reviews and testing. - Troubleshoot applications for optimal performance and reliability. ...

Lead Full Stack Software Developer (React/TypeScript, Java/Spring Boot, Python) Hybrid Newcastle twice a month £550-£600pd (Outside IR35) Initially until end of March Were looking for an experienced Lead Full Stack Developer who can work confidently across both front-end and back-end technologies. Youll … using React/TypeScript (Next.js), Java/Spring Boot, and Python to deliver high-quality services for a government client. The role requires travel to the Newcastle site twice a month, so please apply only if this is manageable. A strong track record of leading development teams and mentoring junior ...

spearhead the development of the Single Dealer Platform within our Electronic Fixed Income & Currencies business. The ideal candidate will have deep expertise in React, RxJS, and modern UI frameworks, combined with strong leadership and architectural skills to deliver high-performance, scalable, and intuitive trading interfaces. Key Responsibilities: Lead UI Development … frequency trading environments. Innovation: Stay ahead of emerging technologies and propose improvements to enhance platform capabilities. Required Skills & Experience: Core Expertise: Strong proficiency in React (Hooks, Context API, Redux or similar state management). Advanced knowledge of RxJS for reactive programming and event-driven architectures. UI Technologies: HTML5, CSS3, TypeScript ...

willing to travel to the Leeds office twice a month. Responsibilities Develop accessible, responsive, as well as performant user interfaces using NextJs and React to meet complex healthcare service needs Write clean, semantic HTML, CSS, and JavaScript code that strictly adheres to W3C standards and GDS (Government Design System) principles … daily stand-ups Requirements Minimum of 5 years’ experience as a Front-End Developer or similar Expert proficiency in modern JavaScript frameworks, specifically React and NextJs, with a strong portfolio of deployed applications Solid experience with Python scripting or backend integration patterns Deep understanding of core web technologies (HTML5, CSS3 ...

Senior React Developer Contract Length: 3 months Rate: 500-550 p/d Inside IR35 Overview We are seeking a highly skilled engineer with deep expertise in React and Single Sign-On (SSO) implementations , particularly Okta . The successful candidate will combine strong front-end development skills with proven experience … authentication and identity management. Key Responsibilities Modernize and refactor an existing Fix UI application: Update outdated codebase to current React standards. Improve maintainability and performance. Implement multi-tenant architecture within the UI. Integrate the application with SSO solutions , ensuring flexibility to connect with: OAuth/OpenID Connect SAML Okta (primary ...

Senior React Developer Contract Length: 3 months Rate: (Apply online only) p/d Inside IR35 Overview We are seeking a highly skilled engineer with deep expertise in React and Single Sign-On (SSO) implementations , particularly Okta . The successful candidate will combine strong front-end development skills with proven … experience in authentication and identity management. Key Responsibilities Modernize and refactor an existing Fix UI application: Update outdated codebase to current React standards. Improve maintainability and performance. Implement multi-tenant architecture within the UI. Integrate the application with SSO solutions , ensuring flexibility to connect with: OAuth/OpenID Connect SAML ...

Contract Full Stack Developer | NPPV3 REQUIRED Immediate shortlisting underway for a January 2026 start on a secure, high-priority programme. Tech Stack: AWS | Python | React | APIs | IaC You'll be delivering cloud applications end-to-end, building scalable APIs and modern React front ends, and supporting AI-enabled solutions … regulated environment. Full Stack Developer Strong AWS, Python & React Infrastructure as Code & CI/CD (GitHub Actions) Delivering front and back end development Profile A successful Full Stack Developer should have: Proficiency in front-end and back-end programming languages and frameworks. Evidence in developing and maintaining front and back ...

that integrate with core NHS systems. You should be confident building reliable backend services in .NET and delivering modern web front ends using either React or Angular. Key Responsibilities Build and enhance backend services using .NET that support clinical workflows Design, develop, and maintain integrations using FHIR or HL7 standards … Deliver front end components using React or Angular Collaborate with technical teams, clinical stakeholders, and integration specialists Ensure interoperability, data quality, and safe handling of clinical information Contribute to solution design, technical documentation, and sprint planning Support testing, troubleshooting, and performance optimisation Work within NHS information governance and clinical safety ...

Inside IR35 6 Months - Start ASAP A leading UK pensions provider is seeking a Senior Full Stack .NET Engineer with ReactJS to help deliver scalable, high-performing systems as part of a major technology transformation. What you'll bring: Strong commercial experience with C#, .NET or .NET Core ReactJS Proven ...

Windows-first (Linux-capable) software platform focused on imaging, visualization, AI integration, and data management. Key Responsibilities Develop front-end features and tools using React, TypeScript, Node.js, and modern CSS. Contribute to back-end C++ microservices supporting imaging, visualization, AI pipelines, and database operations. Collaborate on architectural decisions, APIs … system integration between front-end and C++ services. Ensure performance, stability, and usability across Windows and Linux environments. Required Skills & Experience Strong experience with React, TypeScript, Node.js, and front-end engineering best practices. Solid C++ development capability, ideally with microservices or high-performance systems. Understanding of imaging, visualization, or compute ...

React UI developer. 6-18 Months My client a leading global name is in urgent need of a talented and experienced Front end REACT Developer to join their team on a 12 month contract with view for extension. My client is looking for a React UI developer that has Strong …/expert React 18 or above development skills. Typescript, Material UI Material Design Principles, Redux for state management, GraphQL and Apollo for RESTtful API CodeGen to generate user friendly graphQL queries. You will also strong experience with AG Grid,React Book Forms Good working knowledge of GIT.Exposure to Continuous Integration ...

will be working with a Telecoms end client across various projects. Key Responsibilities: Design, build, and enhance a secure application using a modern stack (React frontend, Node.js backend, and supporting Python services). Integrate automated API security testing workflows into the platform, ensuring reliability and accuracy of results. Develop … ensuring scalability, security, and readiness for demonstration environments. Key Skills/Experience: Advanced proficiency in one or more core technologies such as React, Node.js, Python, and CI/CD scripting. Strong experience with cloud platforms, particularly AWS, and infrastructure-as-code tools like Terraform or CloudFormation. Solid understanding of secure ...

Developer – PHP/React/Javascript/HTML/Git – Manchester/Remote I'm supporting a health tech platform hire a strong contractor to support some project demands. The role will be a mixture of backlog management, and new product projects to support the growth of the product. Projects … broader skill set including Javascript, HTML, CSS and Git (for version control). They're exploring new front end projects and so experience of React and/or Native would be great. Experience with Vanilla PHP and OO development experience would be ideal. The role will operate remotely with ...