201 to 225 of 321 React Jobs in London

Group Overview The TP ICAP Group is a world‐leading provider of market infrastructure. Our purpose is to provide clients with access to global financial and commodities markets, improving price discovery, liquidity, and distribution of ...

GIS Engineer 6-Month Contract 650 Inside IR35 Hybrid - 1 Day per Week in Central London We're seeking an experienced GIS Engineer to join a high-performing technology team delivering innovative geospatial solutions within ...

Full Stack Engineer/Technical Lead (Ruby TypeScript React) London/Remote to £130k Opportunity for a full stack technologist to join a highly regarded provider of serverless real-time infrastructure for the Internet that processes billions of messages a day and powers everything from live chat and VoIP calls ...

salary of £90,000 - £125,000, you'll work mainly in Stratford (London). If you have 5+ years of engineering experience, particularly in React and TypeScript, apply now to help us build scalable solutions within the NHS. #J-18808-Ljbffr ...

Zopa is seeking a Senior Frontend Engineer to shape our web platform. You’ll own frontend architecture, build high‐performance applications with Next.js, React and TypeScript, and collaborate with Product, Design and Backend teams to deliver delightful customer experiences. This hands‐on role is hybrid, with 2–3 days ...

This role offers the chance to shape product development and directly impact user engagement. The ideal candidate will work with technologies like JavaScript (Node, React) and Ruby, contribute to expanding APIs, and take part in the interview process that ensures a fit with the team. The position offers a salary ...

using Figma. Define and maintain a design system aligned with accessibility and performance standards. Collaborate with developers to ensure design-to-code alignment for React (TypeScript) components. Document research findings, design decisions, and UX guidelines in Confluence. Advocate for inclusive design and compliance with WCAG accessibility standards. Essential Skills Design ...

standards used by the wider engineering team Leverage AI and modern frontend technologies to improve user productivity and operational efficiency Stack: NextJS, TypeScript, React, Tailwind, GCP Qualifications Strong frontend engineering and technical problem-solving skills Ability to quickly develop expertise in unfamiliar domains Strong product judgement and user-centric thinking ...

Creating Engaging & Compelling Technical Social Media Content Cyber Security & Tech: Solid Understanding of Security Operations. Verifiable Comfort with APIs, LLMs & Frontend Code (JavaScript/React) Cross - Functional Execution: Seamless Collaboration across Sales, Product & Success Proven Understanding & Experience of Cyber Security Fundamentals & How Security Teams work in 2026 Responsibilities of Customer ...

into our adviser platform and consumer app, where correctness matters. We are a small, senior team. The product is a modular Go monolith with React frontends on GCP, and you will have room to shape the ML stack. Your background Strong ML fundamentals. You understand modern LLM training and post ...

work and manage projects in a highly dynamic, fast-paced environment. Guide technical and architectural decisions, emphasizing scalability, robustness, and user experience across React/TypeScript front ends, REST/gRPC APIs, Go/FastAPI services, and the auth, RBAC, and audit underneath. Work closely with research, platform, and product ...

field, or equivalent professional experience. Even better... AI‐related experience (experience with product development for AI agents a plus). Some coding experience with React, Typescript, and Go. MBA or equivalent professional experience (while this is a product management role, you will have the opportunity to lean into broader business ...

Lead PHP Developer PHP Laravel/Symfony/CodeIgniter; HTML, CSS, SQL/MySQL, AWS inc AI Search; Javascript Vue.js, React.js; Full Stack/Full Lice Cycle, Professional Services/Finance Systems. Permanent, London (Hybrid 2/3), £130k - £150k (On Experience) +Benefits Lead PHP Developer/Senior Web Developer … APIs Undertake code reviews across PHP, Laravel, Symfony, CodeIgniter, Go/Golang (to a lesser degree), SQL/MySQL, HTML, CSS and Javascript (inc React.js and Vue.js) Architect, build, and deploy scalable, cloud-native, AI-powered data-driven products in AWS Drive the integration of AI, automation, agents, and modern ...

from architecture through deployment, across new and existing products. What You'll Do Design, build and ship features across the full stack (Fastify microservices, React/MUI, shared TypeScript packages in a pnpm monorepo) Design and evolve backend services for high-volume, distributed screening workloads Build event-driven pipelines … reliability and correctness matter as much as performance. What We're Looking For Essential 5+ years professional software engineering experience Strong TypeScript, Node.js and React experience Experience designing, building and operating production backend services Strong grasp of REST APIs, auth/authorisation and data modelling (MongoDB or similar) Experience with ...

/LLMs, recommender systems, reinforcement learning) to enhance user experience in a meaningful business domain. Contribute across the tech stack : You’ll work in React (JavaScript/TypeScript) on the frontend and Python (FastAPI, SQLAlchemy) on the backend, shipping production-ready code and user-facing features in addition to innovative … fast-paced or startup environments, with an understanding of both scale and quality from larger tech organizations. Hands-On Full Stack Skills : Proficiency in React/Typescript and/or Python (RESTful APIs, data pipelines), plus comfort with deploying and maintaining services on modern cloud platforms (GCP preferred ...

Company A fast-scaling RegTech startup is looking for a Node & React Full Stack Engineer to join their team. You are accountable for the quality, speed, and reliability of our microservices architecture, ensuring seamless user experiences and robust data security. You will transform innovative ideas into scalable code, automate everything ...

experience we're looking for, please go ahead and apply. We’d love to hear from you!About the role# As a Senior React Native Developer, you will lead the development of our mobile applications, ensuring they are reliable, secure, scalable, and delightful to use. You’ll collaborate with product … architectural decisions, mentor other developers, and drive best practices across our mobile engineering discipline.**What You’ll Do*** Build and maintain a high‐quality React Native application.* Architect scalable mobile solutions that meet the demands of financial applications (security, performance, reliability).* Integrate with RESTful and GraphQL APIs and collaborate ...

Durlston Partners LLP in London is seeking experienced Frontend Engineers to join the Front Office technology team. You will build high‐performance UIs in React/TypeScript with real‐time data visualisation, working directly with Portfolio Managers, Quants and Traders to drive timely investment decisions. The role offers ownership ...

engineering teams, and drive innovations that reshape digital identity. Ideal candidates will have over 10 years of experience in web development with TypeScript and React, and a passion for building scalable solutions that enhance user experience. This role supports a remote work model and encourages cross-functional collaboration. #J ...

.NET Developer, .NET 10.0, C# 14, Agile - London (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) We are pleased to announce the arrival … have commercial experience with: .NET, .NET Core, C#, Azure SQL and Agile. Full training will be provided into: .NET 10.0, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Node.js, Elasticsearch and MongoDB. If you are dedicated to the youthful optimism of problem solving through ...

Content Hub, Send or other composable DXP products. Understanding of Sitecore licensing, deployment architecture and cloud hosting (Azure/AWS). Familiarity with Next.js, React, Vercel and Netlify. AI and Modern Development Candidates should demonstrate experience integrating AI into professional software development, including: AI coding assistants such as GitHub Copilot … tokens and component specifications. Experience with prompt engineering or AI automation pipelines is highly desirable. Core Technical Skills: .NET/C# JavaScript/TypeScript React or Next.js RESTful APIs GraphQL CI/CD pipelines (Azure DevOps or GitHub Actions) Performance optimisation WCAG 2.1 accessibility standards SEO best practices Agile/ ...

core data pipelines and insights, and works on exciting on‐site technologies including smart badges and location telemetry. Our core stack includes TypeScript (Node.js, React), MongoDB & Postgres. We use AWS for our cloud services and our infrastructure is managed with Kubernetes and Terraform. We test with Jest and Cypress … software engineering teams, ideally in a high‐growth B2B SaaS environment Strong hands‐on technical background in the Manage stack or similar: TypeScript, Node.js, React, MongoDB, Postgres, AWS A track record of delivering complex, production‐grade systems with rigour around quality, security, and observability Experience working closely with Product ...

Software Engineer Location : London (flexible working with 3 days per week regularly expected in office) Job Type : Full-time Salary & equity : £100k+ Tech Stack : React, Typescript, Python, C#, Azure Must-Haves : Experience: 8+ years, including a track record of shipping production systems Back-end experience - ideally Node.js/TypeScript … first engineering hires. You'll work directly with the founders across the full stack: a Node/TypeScript backend API, a React frontend, a C#/WPF Windows desktop connector, and Python ML/RAG workers. The codebase is in production and serves paying customers. You'll own significant parts ...

foster an inclusive and collaborative culture, encouraging peer to peer feedback and evolving healthy, curious and humble teams. Tech Stack Python, Javascript/Typescript, React/React Native, AWS, GraphQL, Snowflake, Airflow, DDD. This is an incredible opportunity for a Senior Software Engineer to join a unique company as they ...

Principal Software Engineer, Mobile (React Native) Nine Elms, London - Full-time (5 days a week on-site) About the company the company is London’s leading premium convenience retail platform. Founded in 2020, our vision is to disrupt the multi‐trillion dollar convenience retail market, currently dominated by major players … product better. The Role As Principal Mobile Engineer you own the technical direction of our consumer iOS, Android and web apps, all built on React Native. This is a deliberately hands‐on Principal role. You set the architecture and the standards, and you are still in the code every week ...