15 of 15 Contract React Jobs in London

Application Development & Integration Full-stack software engineering expertise across Java, Python, .NET, JavaScript/TypeScript, Node.js, React, Angular, and modern web technologies. Deep experience in API development, Microservices, Event-Driven Architectures, Enterprise Integration, and Distributed Systems design. Cloud, Platform Engineering & Infrastructure Expertise in Azure, AWS, and GCP with strong knowledge ...

absence of other senior engineering leaders. Experience operating within Agile and DevOps delivery models. Desirable Skills: Application & Integration Technologies C# .NET Entity Framework JavaScript React Vue.js Windows Presentation Foundation (WPF) REST APIs Microservices architecture AI & Data Technologies AWS SageMaker Large Language Model (LLM) integrations AI-assisted analytics solutions Python-based ...

management experience. - Experience supporting secure, business-critical services. - GitLab, PostgreSQL, NGINX, VPN/OpenVPN, Elastic/Kibana and Windows administration. Desirable - C#, .NET, JavaScript, React, Vue.js and microservices. - AWS SageMaker, AI/LLM integrations and Python-based analytics tooling. - Enterprise cloud architecture and secure-by-design principles. - Disaster recovery ...

Application Development & Integration Full-stack software engineering expertise across Java, Python, .NET, JavaScript/TypeScript, Node.js, React, Angular, and modern web technologies. Deep experience in API development, Microservices, Event-Driven Architectures, Enterprise Integration, and Distributed Systems design. . click apply for full job details ...

with Front Office users and stakeholders. Demonstrated ability to translate complex business requirements into intuitive user experiences. Front-End Technologies Strong practical experience with: React and/or Angular JavaScript (ES6+) HTML5 CSS3/SCSS REST APIs Responsive UI development Component-based architecture and design systems Financial Markets Expertise Experience ...

Senior Frontend Developer (React Native) 6 Month contract 40 hours per week Inside IR35 Hybrid 1 office day London Farringdon office address: 47-53 Charterhouse St, London, EC1M 6PB About the Role We are looking for a highly experienced Senior Frontend Engineer to join a fast-paced and innovative engineering … runbooks, and operational processes. Mentor and support engineers through coaching, code reviews, and technical guidance. Required Skills & Experience Technical Skills Expert-level knowledge of React , TypeScript , and modern frontend architectures. Strong understanding of React internals, Server Components, and modern React frameworks including js . Deep expertise in state management ...

best practices, and experience working within Agile delivery teams. Key Responsibilities Design, develop and maintain scalable enterprise applications. Build modern Front-End applications using React (preferred) or Angular. Develop secure and performant backend services using Java and Spring Boot. Design and build RESTful APIs and Microservices. Collaborate with Product Owners … teams and contribute to sprint ceremonies. Required Skills & Experience Essential Skills Extensive Java development experience (Java 17+) Strong Spring Boot and Microservices experience Strong React experience (Angular also considered) REST API development Cloud platforms (AWS/Azure/GCP) Docker and Kubernetes CI/CD pipelines Agile development practices Strong ...

expertise. Software Engineer Key Responsibilities: Design, develop and maintain enterprise-grade applications using .NET technologies Build and enhance responsive front-end applications using React and TypeScript Develop secure RESTful APIs and backend services Work within Azure-native environments, leveraging cloud-first architecture principles Collaborate with Product Owners, Architects, DevOps … Essential Skills & Experience Backend Strong commercial experience with: C# .NET/.NET Core ASP.NET Core REST API development SQL Server Frontend Strong experience with: React TypeScript JavaScript HTML5 CSS3 Cloud & DevOps Strong Azure experience CI/CD pipelines Infrastructure and deployment best practices Apply now or email for more information. ...

leadership across the development lifecycle while supporting the delivery, enhancement and operation of platform services. Key Responsibilities - Develop and maintain applications using C#, .NET, React, Vue.js and REST APIs. - Design and build microservice-based solutions in cloud environments. - Lead delivery of complex development work packages and software changes. - Conduct code … application and platform issues. - Support service improvement, operational resilience and incident resolution activities. Essential Skills - C#, .NET and Entity Framework - REST APIs and Microservices - React and JavaScript (Vue.js desirable) - AWS cloud services - Docker and CI/CD pipelines - Jenkins, GitLab or equivalent DevOps tooling - PostgreSQL - SOLID principles and secure coding ...

Build Azure AI Search solutions using indexers, custom skillsets, vector search and semantic ranking. Develop responsive, search-focused applications using JavaScript/TypeScript and React, Angular or Vue. Design and integrate APIs and backend services across the Azure ecosystem. Build enterprise RAG and GenAI solutions using technologies such as LangChain … restore. Extensive production experience with Azure AI Search, including indexers, custom skillsets, vector search and semantic rankers. Strong JavaScript/TypeScript development skills using React, Angular or Vue. Experience with Azure Web Apps, Functions, Event Grid, Key Vault, API Management and Private Endpoints. Strong Docker, Kubernetes/ ...

prototype through final development, testing and into production. The platform modernises an existing ASP.NET/on-premises SQL application and is now built using React, Node.js, TypeScript, Azure SQL and Azure Web Apps, within a Microsoft 365 environment. A strong prototype has already been developed, providing the baseline … turning this into a robust, scalable and production-ready application. Key Responsibilities: Take the existing prototype through development, testing and production. Work across React, Node.js, TypeScript and Azure SQL. Improve the data model and database architecture, addressing current limitations and manual processes. Develop a more effective and maintainable front end. ...

term role offers an excellent opportunity to contribute to the efficiency and reliability of web applications within a fast-paced environment. Experience Needed: Proven React, ASP.NET experience is essential Oracle/SQL expertise is required Proven experience in web application support, ideally within the financial or corporate settings. Strong understanding ...

majority of your time in code and in the AWS console: building contact flows and AI agents, writing Lambda functions and CDK stacks, developing React-based agent and admin tooling, and debugging production issues on systems that serve tens of thousands of agents and millions of customer interactions. You work … plus LLM-based development (Amazon Bedrock, Q in Connect, or equivalent), including prompt engineering and tool calling Strong TypeScript/Node.js and Python; production React experience; solid AWS serverless engineering (Lambda, EventBridge, API Gateway, DynamoDB, Step Functions, Kinesis) Infrastructure as code proficiency with AWS CDK or Terraform, including multi-account ...

secure, technically complex applications. You'll be responsible for developing and maintaining full-stack solutions, using Python (Flask) on the backend and JavaScript (React) on the frontend. Key skills: Strong Python development experience Hands-on experience with Flask JavaScript & React REST API development and integration Full-stack application development Agile ...

Front End Developer - React, RxJS, Typescript, Websockets, EDA Working with a global financial services organisation who are looking for a Front-End Developer with expertise in React, RxJS, Typescript, Websockets and Event Driven Development (EDA) t o join a small, collaborative team responsible for building a modern trading application … Rate - £700-£800/day Inside IR35 via Umbrella Skills and Experience Required Frontend: Proven experience as a Front-End Developer with expertise in React, RxJS, Typescript, Websockets and Event Driven Development (EDA) Real-Time: Experience with Real-time Data. Stakeholder Management: Interface with project stakeholders to gather requirements ...