21 of 21 Contract 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 ...

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 ...

Chatbot and conversational interface design Multi-turn conversation flows and context management Error handling and recovery patterns Frontend Development HTML, CSS, JavaScript/TypeScript React, Vue, or Angular Component-based architecture and state management API integration and async data handling AWS & Integration Basic AWS services (S3, CloudFront, API Gateway) Authentication ...

security, including identity management, access control, and threat protection. Front-End Development: Build responsive and user-friendly front-end interfaces using frameworks such as React, Angular, or Vue.js. Back-End Development: Develop and maintain server-side logic with programming languages like .NET, Node.js, or Python. Nice to have skills: Performance ...

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 ...

just strong, reliable, and experienced in the right tech stack. Tech Stack Cloud: AWS Messaging: Kafka Languages: Java, NodeJS Frameworks: Spring Boot/Data, React Containers: Docker, Kubernetes, Helm Frontend: Typescript/JavaScript Databases: Postgres Search: OpenSearch/ElasticSearch Testing: Playwright, Wiremock Monitoring: Grafana, Prometheus, Dynatrace Version Control: Git APIs ...

Inside IR35 @ £700 per day. Experience Requirements : Expert knowledge of Python, including front-end technologies such as CSS/HTML and frameworks such as react and angular. Expert knowledge of the relational model and database applications. Collaboration with internal teams to design, create and maintain software. Experienced in working with ...

tools and processes that enable rapid development and high-quality software development. Tech Stack Required: Kafka Java docker Spring (framework boot, Data) K8 Helm React Typescript/JavaScript Postgres Open Search/ElasticSearch Playwright Wiremock Grafana Prometheus Dynatrace Git NodeJS Rest API All profiles will be reviewed against the required ...

such as MySQL, PostgreSQL, or SQL Server. Solid understanding of REST API development, integrations, and modern application architecture. Familiarity with JavaScript frameworks (e.g., Vue.js, React) and front-end best practices. Experience with Git, CI/CD pipelines, and automated deployment workflows. Exposure to cloud platforms (AWS preferred) and containerisation (Docker ...

development in Java, SQL, Search Technologies, Messaging Technologies with a good understanding of Kubernetes, Dockers and preferably some exposure to GCP (Google Cloud Platform), ReactJS, Python, Big Data Technologies like Spark, Beam Excellent personal organisation, completer/finisher, consensus builder with excellent communication skills and able to lead global development ...

using LLMs, RAG and agentic workflows GraphRAG/Knowledge Graph expertise - deep knowledge with Knowledge Graphs and vector databases Strong technical fluency - TypeScript/React, Langgraph/Langchain, neo4j, Docker, AWS (SageMaker, Bedrock, Hugging face), to name a few So What's Next? If you are an experienced AI Software ...

using LLMs, RAG and agentic workflows GraphRAG/Knowledge Graph expertise - deep knowledge with Knowledge Graphs and vector databases Strong technical fluency - TypeScript/React, Langgraph/Langchain, neo4j, Docker, AWS (SageMaker, Bedrock, Hugging face), to name a few So What's Next? If you are an experienced AI Software ...

interfaces for critical government services. You'll work on high-impact projects, leveraging modern frontend technologies to deliver responsive and accessible solutions. Required Skills* React* TypeScript/JavaScript (when used in the browser) Nice to Have Skills* Playwright (front-end testing) Reasonable Adjustments: Respect and equality are core values ...

/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 ...

Tier 1 Bank - .NET CORE/React/Banking/Architecture Role - C# Developer/.NET Core Duration - 6 months with very likely extension Location - Hybrid/Canary Wharf - 3 days per week in a Canary Wharf office Rate - £415 p/d inside IR35 Tech Stack C# .NET Core …/Oracle React/Typescript Role Deliver, modernise, and support business-critical applications, frameworks and services across our stack (.NET Framework/.NET Core, HTML/CSS/TypeScript/React, Python, SQL Server, Oracle). The role focuses on refactoring legacy systems to reduce technical debt, improve reliability ...

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 ...

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 ...

Front-End Developer - React, Typescript Location: Ipswich (Onsite, 5 days per week) Contract Duration: 7 months IR35 Status: Inside IR35 About the Role My client, a leading global tech company , is looking for an experienced Front-End Developer . This role involves rewriting existing in-house applications using TypeScript … React , ensuring they meet modern standards and deliver exceptional user experiences. Key Responsibilities Review current applications and architecture Rebuild the codebase using TypeScript and React Document requirements in JIRA and work within Agile frameworks Write automated tests and maintain technical documentation Participate in sprint ceremonies, demos, and collaborative development activities ...

hybrid London - £525 inside IR35 Exalto consulting are currently recruiting for a contract back-end developer who has great exposure to python programming, javascript, react and GCP, this is inside IR35 paying £525 per day and initially 6 months. Skills required for the role: •Expert knowledge of backend development with … Python, Node.js and modern JavaScript frameworks •Experience with frontend technologies including React •Strong experience deploying and managing applications on Google Cloud Platform (GCP) •Proficiency in designing and integrating RESTful APIs •Demonstrated ability to implement automated testing strategies (unit, integration, regression) •Knowledge of security best practice, role and permission management ...

Responsibilities Rapidly prototype dashboards and visualisations using Tableau to meet immediate business needs. Architect and build production-grade, reusable frontend solutions using modern frameworks (React, TypeScript). Integrate frontend applications with enterprise APIs, data platforms, and AI services. Ensure scalability, performance, and reliability through modular design, CI/CD pipelines … data-intensive environments. Strong expertise in Tableau and/or Power BI for rapid prototyping and stakeholder engagement. Deep hands-on experience with React, TypeScript, and modern frontend architectures. Solid experience integrating with APIs and deploying frontend systems into production. Hands-on exposure to cloud platforms (AWS preferred) and scalable ...

Fullstack Engineer l Typescript l React l ShadCN l Python l Backend l Frontend l Outside IR35 l £350 - £400 per day l 1-2 months l London-remote Method Resourcing are partnering with a Renewable start up in London who are in need of a fullstack developer to help … build out their ops platform. Experience Strong track record as a fullstack developer using typescript/React and Python Knowledge of ShadCN Experience working within start up/scale up environments Ability to work autonomously and sometimes in a bit of the grey area Bonus points if you've worked ...