1 to 25 of 128 React Jobs in the City of London

About The Role Job Level: 10 UK Wide - We work in a hybrid-first way. This role includes regular travel to the London or Leeds offices (on average once per week), and were happy to ...

software engineering, with at least 3–5 years in a leadership role. Strong proficiency in [insert relevant tech stack: e.g., Java, .NET, Python, Node.js, React, etc.]. Expertise in system architecture, design patterns, and cloud platforms (AWS, Azure, GCP). Hands-on experience with CI/CD, DevOps practices ...

Looking For 3+ years of experience building full-stack applications in a production environment. Proven experience with modern front-end frameworks (e.g., React, Vue, Angular) and strong JavaScript/TypeScript skills. Solid backend experience with one or more languages/frameworks (e.g., Node.js, Python, Go, Java, Ruby). Experience designing ...

Kanban. • Foster a culture of innovation, transparency and continuous improvement. • Manage senior stakeholder relationships and communicate architectural progress effectively. • Apply frontend expertise in React, TypeScript, Material UI and modern JavaScript (ES6+). • Define state management patterns including Redux, Context API or similar. • Use Node.js and Python to design backend services ...

with strong problem-solving skills and attention to detail Great communication and a collaborative mindset Bonus Points: Experience with Node.js or frontend technologies like React Familiarity with Grafana , TeamCity , or observability tooling Interest or experience in financial services , compliance, or digital banking If you're excited to work ...

experience: Backend Development: Experience in building microservices using either Python with FastAPI, or TypeScript with Express or equivalent Frontend Development: Experience in building React applications using TypeScript, leveraging frameworks such as Next.js or Vite. GenAI Frameworks: Familiarity with tools like LangChain, LangGraph, CrewAI, or Vercel AI (in Python or JavaScript ...

drive projects forward Proficiency in full-stack development using any object oriented language (we use .NET) and any modern javascript framework (we use React) Experience working with databases (SQL and NoSQL), APIs, and web technologies. Experience with cloud platforms (AWS, GCP, Azure) Solid understanding of software engineering principles, including clean ...

Sitecore, Optimizely, Umbraco, Alterian, Immediacy, Ektron, Kentico, Sitefinity or dotnetnuke. Our client can provide you with industry recognised training in: .NET 10.0, JavaScript, React, Angular 21, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, ASP.NET Core Web API, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. This ...

years experience in software engineering and a solid understanding of the software development lifecycle (SDLC). Technical experience with OOAD, SOA, Java, J2EE, Spring, React.js, Node JS, Hibernate, SOAP/REST web services, Spring security, SpringBoot, and AMQP/RabbitMQ. Experience with application servers (Jboss/WebSphere). Experience ...

experience: Backend Development: Experience in building microservices using either Python with FastAPI, or TypeScript with Express or equivalent Frontend Development: Experience in building React applications using TypeScript, leveraging frameworks such as Next.js or Vite. GenAI Frameworks: Familiarity with tools like LangChain, LangGraph, CrewAI, or Vercel AI (in Python or JavaScript ...

Engineer, you will: Engineering of Golang-based backend systems , focusing on API development and integration. Engineering on our TypeScript-based frontend systems , primarily utilizing React to craft intuitive and highly functional user interfaces. Productize and enhance our Kubernetes-based cloud platform to ensure high-availability, scalability, and cost-efficient ...

focused role Nice to Have Experience with cloud platforms (Azure preferred; AWS also acceptable) Knowledge of Docker and containerised applications Frontend experience with Angular, React or Blazor CI/CD experience using Azure DevOps, GitHub Actions or similar Experience in financial services or other regulated environments ...

work well across disciplines Bonus: experience with identity systems (e.g. Microsoft Entra ID/Azure AD), SSO, or HRIS integration OUR TECH STACK Frontend: React, JavaScript Backend: C#, .Net, Azure Service Fabric, Kubernetes Infrastructure: Azure, Service Fabric, Cosmos DB WHY COCENTRIC Be a key part of a product that ...

Senior Software Engineer Key Technologies: C#, .NET, React, JavaScript, Typescript, AWS, Docker City of London, United Kingdom Perm Role: £80,000 - £120,000 Harrington Starr has partnered with a Global Financial Services Vendor and they are looking for a Senior C#, .NET Software Engineer to join their growing team! This ...

using a mix of relational and NoSQL technologies, including SQL Server and MongoDB Frontend applications built with contemporary JavaScript frameworks and languages such as React , Next.js , Angular , and TypeScript In-memory data grids and caching solutions leveraging technologies like Redis and Ignite If of interest, please apply with your updated ...

/CD practices and Cloud infrastructure (they use GCP but AWS experience is also fine) You have some experience with front end work using React (or similar) You're comfortable in a fast paced, sometimes ambiguous start-up environment with changing priorities You're collaborative and pragmatic with great communication ...

Vertex AI, Docker, and Kubernetes. Required Skills & Experience Strong proficiency in Python for AI/ML workflows . Strong proficiency in Angular (primary frontend); React optional. Hands-on experience with LangChain, LangGraph, and Indexify , with a deep understanding of RAG architectures . Expert-level SQL and experience with BigQuery ...

/HTML5/Less CSS/Computer Science/Web Development/Web Software Engineer/PHP Astrophysics/Software Engineering/JavaScript/React.js/AngularJS/Vue.js/Node.js/ExpressJS/Web UI/Front-end/full-stack/back-end/Developer ********************************************************************************* RedTech Recruitment ...

team‐oriented mindset. Desirable Server‐side web development experience (including modern web frameworks). Familiarity with SQL Server and/or PostgreSQL. Experience with React/JavaScript UI development. Linux experience and comfort working in a command‐line‐driven environment. Why this role Work close to trading and quant teams ...

accessibility Skills, knowledge, and experience Must have: 3+ years of experience in frontend development, building dynamic and responsive web applications Demonstrated fluency with TypeScript, React and frameworks such as NextJS Familiarity with state management libraries (Zustand, Redux, MobX etc.) Experience working with GraphQL/REST APIs Knowledge ...

work experience in web development. Proficiency in C#, Core, JavaScript, HTML, CSS, MVC, and JSON. Experience with UI binding frameworks such as Vue.js, AngularJS, React, or Knockout is beneficial. Strong understanding of the MVC pattern, REST APIs, and asp.net controllers. Knowledge of security practices, particularly those identified in OWASP ...

technical planning sessions Help troubleshoot issues and improve performance Stay up to date with new technologies and suggest improvements Work with modern frameworks (e.g. React, Node.js, Python, TypeScript, or similar) What we're looking for: 2+ years of experience in software development (professional or project-based) Strong coding skills ...

understanding of data structures, algorithms , and performance optimisation . Experience building complex, highly scalable systems — not just CRUD interfaces. Familiarity with frameworks such as React, Angular, or Vue , and a strong grasp of how they interact with the DOM. Ability to diagnose bottlenecks, eliminate memory leaks, and optimise rendering ...

stack engineer in a fast-growing product-led company (experience as a founding engineer or engineering lead is a plus) Strong proficiency in Python, React, TypeScript, Next.js, AWS, and Terraform Experience owning features end-to-end, from design through to production release A track record of delivering high-quality work ...

your chance to join early, build something that matters, and win big. 🧑🏻‍💻 Our Current Tech Technical stack: Ruby/Rails/Python (Backend), React (Frontend), AWS services (EC2, Lambda, RDS, S3), PostgreSQL (Database), Docker, Redis, Github actions and other continuous integration tools. Location: UK More than just code ...