15 of 15 Contract React Jobs in London

Stack Developer Max rate: £550p/d via Umbrella Clearance required: SC Duration: 4 Months Location: Croydon (Mostly Remote) Job Description: Senior Engineer with either full stack (Java/React/Node.js) or backend (Java and ideally Kafka) * Experience of Java * Experience of Spring framework or equivalent. * Knowledge of software design patterns and when to apply them * Excellent knowledge of More ❯

implementation to automation. WE NEED THE SENIOR SOFTWARE ENGINEER TO HAVE.... Current enhanced DV clearance Experience with at least one of the following: Java, Python, C++, C#, .NET, JavaScript, React Experience mentoring juniors or leading teams is nice to have but not essential Experience/Knowledge of automation IT WOULD BE NICE FOR THE SENIOR SOFTWARE ENGINEER TO HAVE.... Cloud More ❯

role - 3 months initial We're looking for a skilled contract Software Engineer with Security Clearance working Inside Ir35. London based - 2/3 days onsite Essential Skills: Javascript React Typescript Node for application development More ❯

role - 3 months initial We're looking for a skilled contract Software Engineer with Security Clearance working Inside Ir35. London based - 2/3 days onsite Essential Skills: Javascript React Typescript Node for application development More ❯

as UAT and Integration. Experience Required: Proficient in iOS development Strong knowledge of Swift Experience with UIKit Comfortable working in an Agile environment Desirable (but not essential): Experience with React Familiarity with Rx Background in Financial Services/Banking If you're interested, please apply with an up-to-date CV and we'll be in touch to provide more More ❯

on enterprise-scale systems using a cutting-edge stack. Key Details Contract: 6 months Location: Fully remote (UK-based) Day rate: Around £400 per day Start: ASAP Tech Stack React Angular SAP Commerce Cloud TypeScript Spring Framework More ❯

Senior Software Engineer – TypeScript – GovernmentWe’re looking for a Senior Software Engineer to design, build, and deliver secure, scalable digital services for the UK public sector. You’ll develop cloud-native systems using TypeScript, AWS, and modern frameworks, ensuring high More ❯

maintain scalable backend services using Python. Integrate these services with LLMs, agents, and document processing frameworks to create robust solutions. Frontend Development: Build intuitive and responsive frontend interfaces using React, ensuring a seamless user experience. Collaboration: Work closely with cross-functional teams to design and implement AI-powered applications and solutions that meet business needs. AI Product Development: Contribute to … Stay abreast of emerging AI technologies, including LLMs, agentic architectures, and application integrations. Skills & Experience: Proven expertise in full stack development with a strong focus on Python (backend) and React (frontend). In-depth knowledge of Large Language Models (LLMs), Retrieval-Augmented Generation (RAG), and related AI/ML concepts. Demonstrated ability to design scalable, reliable, and maintainable software solutions. … skills, with a proactive approach to problem-solving. Hands-on expertise with LangChain. Experience with AI model deployment and optimization strategies. Technical Expertise Required: Proficient in Python Experienced with REACT.js Familiar with Node.js Knowledge of Docker Understanding of LangChain Experience with cloud platforms such as Amazon Web Services (AWS) or Azure Familiarity with LLMs and RAG technologies Candidates will need More ❯

Full Stack React Developer with Python Location: Hybrid/London Rate: £500–£520 per day (Inside IR35) React | Python | AI-driven SDLC - Shape the future of software delivery. Build the front-end of an AI-led engineering platform. Are you a seasoned React developer who enjoys pairing elegant UI with smart back-end services? Fancy working on a platform that … this one’s worth a look. My client is building a next-gen SDLC transformation platform powered by AI and automation. They’re looking for two experienced Full Stack React Developers with Python capability to help bring this vision to life. You’ll be part of a tight-knit team focused on improving engineering productivity and delivering an intuitive, intelligent … user experience. What You’ll Be Doing: Building responsive, modular React applications that sit at the heart of an AI-driven SDLC platform Translating Figma designs into clean, maintainable, high-performing front-end code Integrating with Python-based services to surface AI insights and automation directly in the UI Creating reusable components and libraries that accelerate development across the team More ❯

impact in both product and technical decision Location: Remote (UK) Contract: 6 Months (likely extension) Rate: £350-450 p/day Start: ASAP Key Skills: Strong commercial experience with React and TypeScript . Experience deploying and managing applications in AWS . Strong understanding of API integration and data flow between backend and frontend. Solid grasp of SQL and data handling … within the UI. Experience with testing frameworks (Jest, Cypress, React Testing Library). (Bonus) Familiarity with data visualisation libraries. (Bonus) Previous experience in data-heavy systems or B2B SaaS Key Responsibilities: Develop and maintain responsive frontend applications using React and TypeScript . Collaborate with backend engineers to integrate APIs (FastAPI, SQLModel, PostgreSQL). Optimise performance and scalability of frontend components More ❯

of real-time secondary market applications used by credit sales, trading and management globally. We are looking for a candidate with expert knowledge of .NET and JS Typescript/React, database\SQL experience, and with a track record of delivery on large scale real-time distributed systems. Knowledge of the Fixed Income business would be beneficial but not required. Key … software development experience in an investment bank environment or equivalent · Expert in .NET development, including .NET core and server-side development · At least 2 years' recent experience using Typescript, React and CSS with track record of delivery · Exposure to Rx and Redux/state management frameworks · Real-time high throughput application development · Strong understanding of relational databases and SQL · Comfortable More ❯

initiatives across government departments. Key Responsibilities Design, develop and maintain robust data pipelines using PostgreSQL and Airflow or Apache Spark Collaborate with frontend/backend developers using Node.js or React Implement best practices in data modelling, ETL processes and performance optimisation Contribute to containerised deployments (Docker/Kubernetes) - experience in this area is desirable, not essential Operate within Agile teams … practices What We're Looking For Proven experience as a Data Engineer in complex environments Strong proficiency in PostgreSQL and either Airflow or Spark Solid understanding of Node.js or React for integration and tooling Familiarity with containerisation technologies (Docker/Kubernetes) is a plus Excellent communication and stakeholder engagement skills Experience working within or supplying to the public sector is More ❯

initiatives across government departments. Key Responsibilities Design, develop and maintain robust data pipelines using PostgreSQL and Airflow or Apache Spark Collaborate with frontend/backend developers using Node.js or React Implement best practices in data modelling, ETL processes and performance optimisation Contribute to containerised deployments (Docker/Kubernetes) - experience in this area is desirable, not essential Operate within Agile teams … practices What We're Looking For Proven experience as a Data Engineer in complex environments Strong proficiency in PostgreSQL and either Airflow or Spark Solid understanding of Node.js or React for integration and tooling Familiarity with containerisation technologies (Docker/Kubernetes) is a plus Excellent communication and stakeholder engagement skills Experience working within or supplying to the public sector is More ❯

I am working with an e-commerce company on the lookout for a React,js developer for a 6 month contract.Outside IR35Fully remote£450 - £500 per day Very Strong React.JS Strong knowledge of Software Design Patterns Strong understanding and experience of Database technologies in particular Mongo DB? Strong understanding and experience of APIs, RESTful services and Microservice Architectures Good understanding More ❯

Senior Frontend (React/Vue) Developer - Contract - Airline Transformation A global airline is urgently seeking Frontend developers to support a large-scale transformation aimed at modernising their IT Suite across all business layers. Your primary responsibility will be to accelerate the migration of their front-end from Vue to React in applications that support their crew operations. You will work … who is tasked with leading the adoption of advanced analytical solutions. Rate: 700 Inside Location: Heathrow Airport, London Hybrid: Flexible Duration: 3months Requirements: Extensive experience building comprehensive UI using React and Vue (6years +) Deep understanding of modern front-end development best practices and architecture Experience with component-based architecture and design systems Experience working with diverse stakeholders such as More ❯