126 to 150 of 303 React Jobs in London

Help shape the long-term direction of fleet management tooling. What you'll need Strong full-stack engineering experience, with clear frontend depth Excellent React and TypeScript skills Experience building real-time product interfaces, ideally with streaming or live state Good product judgment and the ability to build independently Comfort ...

technical stakeholders Preferred Qualifications Additional experience with Foundry, AIP, and PySpark Knowledge of monitoring, alerting, and logging tools and frameworks Exposure to TypeScript/React for Workshop applications and workflow orchestration Experience working within the insurance domain Experience Requirements 5+ years of experience in Data Engineering, with demonstrable experience ...

Staff Software Engineer | Golang & TypeScript/React | London (Hybrid) Salary: £100,000 - £115,000 (+/- 10% DOE) We're working with an early-stage product company building a platform that sits at the intersection of data, automation, and decision-making. The team is tackling a complex problem around ...

modern AI data pipelines, including embedding strategies and retrieval systems Data ingestion pipelines including APIs, RSS feeds, and web scraping Python development, TypeScript development React frontend development PostgreSQL database architecture Cloud infrastructure and SaaS deployment Observability, testing frameworks, and CI pipelines You will have proven experience shipping AI-enabled ...

Actively experiment with and refine AI-assisted development workflows Have built LLM-powered systems or AI agents in production environments Tech Stack TypeScript monorepo React, tRPC, Tailwind Event-driven workflows and background jobs Deployed on Google Cloud Platform Postgres What’s On Offer £100,000 – £150,000 base salary (depending ...

Looking For A strong engineering foundation. You've shipped production software — ideally full-stack, with experience in the kinds of technologies our team uses (React, Node.js/Python, cloud infrastructure). You can hold a technical conversation at depth and earn the respect of the engineers you lead. Proven people ...

vector databases (PG vector/croma DB) Hands-on Experience with GenAI Performance Evaluation tools like Pegasus, Ragas, DeepEval Create Conversational Interface with React JS or other Frontend components, Develop and deploy AI agents using LangGraph and ADK, A2A, MCP Strong programming skills in Python (experience with LangChain/LangGraph ...

Senior Full-Stack Web Application Developer Role: Senior Web Application Developer (Full-Stack) Specialism(s): eCommerce, ASP.NET MVC 5, C#, React, Migrations, Microsites, Cloud-Native, HTML5/CSS3/JavaScript, API, CI/CD, IoC Containers, Agile Type: Contract, Daily Rate Duration: 3+ Months Location: London Pay Rate … supporting the journey toward a fully cloud-ready environment. Role Requirements * Develop and maintain complex web solutions using ASP.NET MVC 5, C#, and React * Support migration activities, ensuring clean architecture, scalable design, and efficient implementation * Produce secure, maintainable, scalable, and fault-tolerant code following SOLID principles and OO design patterns ...

innovative technology organisation is hiring a Full Stack Developer to build scalable, AI-powered applications on Microsoft Azure. The Role Develop modern UIs using React, TypeScript Build APIs and microservices (C#/.NET or Python) Integrate AI capabilities into web applications Work across Azure services (Service Bus, Event Grid … Cosmos DB) Deliver secure, scalable, cloud-native solutions Key Skill Strong full stack development experience Expertise in React + modern JavaScript Backend development with .NET or Python Hands-on Azure experience Knowledge of APIs, microservices, Docker, Kubernetes Preferred CI/CD, Terraform/ARM Azure Functions, AKS, API Management Security ...

innovative technology organisation is hiring a Full Stack Developer to build scalable, AI-powered applications on Microsoft Azure. The Role Develop modern UIs using React, TypeScript Build APIs and microservices (C#/.NET or Python) Integrate AI capabilities into web applications Work across Azure services (Service Bus, Event Grid … Cosmos DB) Deliver secure, scalable, cloud-native solutions Key Skill Strong full stack development experience Expertise in React + modern JavaScript Backend development with .NET or Python Hands-on Azure experience Knowledge of APIs, microservices, Docker, Kubernetes Preferred CI/CD, Terraform/ARM Azure Functions, AKS, API Management Security ...

innovative technology organisation is hiring a Full Stack Developer to build scalable, AI-powered applications on Microsoft Azure. The Role Develop modern UIs using React, TypeScript Build APIs and microservices (C#/.NET or Python) Integrate AI capabilities into web applications Work across Azure services (Service Bus, Event Grid … Cosmos DB) Deliver secure, scalable, cloud-native solutions Key Skill Strong full stack development experience Expertise in React + modern JavaScript Backend development with .NET or Python Hands-on Azure experience Knowledge of APIs, microservices, xehkeey Docker, Kubernetes Preferred CI/CD, Terraform/ARM Azure Functions, AKS, API Management ...

TransPerfect is an established company with a start-up culture seeking creative entrepreneurial people like you to join our team. Were hiring a Frontend Engineer to join our global team to be responsible for the ...

Our client, a large enterprise, is seeking a Senior Full- Stack Engineer to join an established trading platform programme. This production- critical system is long- lived, actively evolving, and places strong emphasis on performance, reliability ...

Front End React Developer, React, Javascript, NW London to £75K A leading financial software company are looking for a Front End JavaScript developer who is proficient with React.js. The role is Offcie based in North West London, Your primary focus will be on developing user interface components and implementing them … following well-known React.js workflows, specifically Redux and RTK. You will ensure that these components and the overall application are robust and easy to maintain. You will coordinate with the rest of the team working on different layers of the infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design ...

Software Engineer React, WebSockets, Python London, SW7 (Hybrid) £45,000 £53,000 + Annual Increment We're partnered exclusively with one of the UK's most prestigious research institutions, recruiting a Software Engineer to join a small, highly skilled team behind one of Europe's most distinctive immersive data environments ...

3+ years commercial experience working in a Full-Stack role Python backend experience (FastAPI, Flask or Django) Frontend experience, ideally in Vue but React is also fine Experienced working in small engineering teams, or start-up environments Experience with modern cloud platforms (Azure preferred) Product Engineering mindset Salary - Pays ...

looking for highly talented engineers who are ambitious, driven, and eager to make an impact. Roles Available: 🔹 Full-Stack Engineer – Strong expertise in TypeScript, React, Python and Golang. They can consider someone who its more frontend, or backend leaning, but the expectations is to work across the stack and pick ...

+ meaningful equity 🏙️ Location : London, flexible working arrangements, ideally 2/3 days in office 💻 Tech Stack : Python, Flask, FastAPI, React, TypeScript, GCP (Backend Leaning) Our y-combinator backend client are building an elite engineering team within the AI space. The platform is being used across the globe ...

ticket-closing work. This is systems thinking at the highest level, shipped into production. What we're looking for Strong fullstack fundamentals, TypeScript, React, Node Comfortable in Python and AI-driven environments A track record of shipping production-grade systems High agency, you take ownership, you move things forward ...

neatly in a box. Must-Haves 🧠 2-3+ years of commercial software engineering experience TypeScript and Next.js - non-negotiable React (goes hand-in-hand with Next.js) Startup background - this is an ideal requirement as the team are looking for candidates who have built in ambiguous, fast-moving environments Someone ...

Making autonomous systems reliable enough for daily, mission-critical work As a Founding Engineer, you’ll wear many hats: Backend: Python Frontend: TypeScript, React AI/LLMs everywhere (Cursor/Copilot as a daily workflow) Architectural decisions & trade-offs Product thinking & UX judgment Talking to users and rapidly iterating Full ...

what you’ve made •⁠ ⁠Have strong core engineering fundamentals and the ability to learn new languages quickly (our current stack includes TypeScript/React, Python, and PostgreSQL) •⁠ ⁠Already use AI coding tools (e.g. Cursor, Claude Code, Copilot) to materially increase output •⁠ ⁠Thrive being given problems and architecting solutions, not waiting ...

systems. Design for scale. Build API-first, event-driven architectures that handle real-time workloads. Jump across the stack. Contribute to frontend work (TypeScript, React, Next.js) when needed. 🎯 You'll be a great fit if 🐍 You have 3+ years of Python with strong FastAPI experience, plus solid backend fundamentals. Postgres ...

Must have** - Senior or lead-level engineering experience, with a proven track record of shipping production-quality work independently. - Full-stack capability: strong React/TypeScript frontend fundamentals with solid backend experience (language is not a constraint). - Practical, hands-on knowledge of AI application development: LLMs, RAG architectures ...

deliver seamless cross-platform solutions and drive continuous improvement. Key responsibilities include - Build and maintain complex web applications using ASP.NET MVC 5, C#, and React, applying strong problem-solving skills to improve performance and quality Contribute to front-end development with HTML5, CSS3, JavaScript, and React Manage source control, branching … with knowledge of SOAP, XML, and XPath Expertise in C#, ASP.NET MVC 5, SQL Server, and Entity Framework; experience with HTML5, CSS3, JavaScript, and React Strong grounding in OOP, SOLID principles, and design patterns Proficient with Git, GitFlow, SourceTree, and NuGet Experience with CI/CD and DevOps tools (GitLab ...