1 to 25 of 35 React Developer Jobs in London

Front End React Developer, React, JavaScript, NW London to £80K A leading financial software company are looking for a great JavaScript developer who is proficient with React js. 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 ...

React Native Developer - Hybrid - Outside IR35 | React Native | FinTech | JavaScript | TypeScript We’re working with a fast-growing FinTech in London that’s building next-generation mobile products used by thousands of customers daily. They’re looking for an experienced React Native Developer … high-impact features across their mobile platform. Location: London (hybrid working) Contract Length: Initial 6 months (extension likely) Rate: Outside IR35 As a React Native Developer, you’ll work closely with product managers, designers, and backend engineers to deliver scalable, high-quality mobile experiences ...

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 … etc. Ability to understand business requirements and translate them into technical requirements A knack for benchmarking and optimization Familiarity with git Experience with React Native is a bonus ****THIS ROLE IS OFFICE BASED ...

have a current opportunity for a React Developer on a permanent basis. The position will be based in London. For further information about this position please apply. International EFX & Commodities ETrading Client requires a React UI developer to design the User Interfaces … Collaborate with UX designers, backend engineers and traders to translate requirements into intuative, low latency interfaces. Develop and maintain complex front end features using React, Typscript, and modern state management (eg Redux Zustand). Build reusable UI components and libraries for advanced data visualisation. (Charts, grids, real-time feeds ...

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 and 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 ...

Role: Software Developer (React) – Up to £120,000 + Bonus + Package Salary: Up to £120,000 + Bonus + Package Location: London (Hybrid Working) Skills: React as a main language (modern JavaScript/TypeScript) This firm is an elite technology company with exceptionally high … Some of the highest-performing and most complex front-end platforms in the world Building highly responsive, scalable, and elegant UIs using modern React Collaborating with a handpicked group of top-tier engineers across frontend, backend, and infrastructure What else is in it for you? Software Engineers are treated ...

Senior React + Three.js Developer (Interactive Installations) Type: Permanent or long-term contract (flexible) Location: London-based role - 3 days in the studiop/week The studio The company is a globally recognised creative production studio that buildsimmersive, interactive experiences for innovation spaces, brand environments … buzzwords. Youll have time to do it properly: performance, stability, and clean architecture matter here because installations punish shortcuts. The role As a Senior React + Three.js Developer (Interactive Installations) , youll be the React + 3D specialist helping toship installation-grade experiences. That means building ...

have a current opportunity for a React Developer on a permanent basis. The position will be based in London. For further information about this position please apply. International EFX Client requires a React UI developer to design the User Interfaces and Dashboards ...

Role: React Developer (Junior - Mid-Level) - Up to £130k Base Salary + Bonus + Package Salary: Up to £130k Base Salary + Bonus + Package Location: London (Hybrid) Skills Required: Extensive React experience needed This firm is an elite investment institution that uphold extremely high … limits. They’ll find the best team to suit your skillset/interests but you'll be working with the latest versions of React, directly with traders and quants to build out highly reactive UI's and frontend tools from scratch. This role is greenfield and will allow ...

Front End Developer/Engineer (React TypeScript) London/WFH to £90k Are you a bright, ambitious, Front End technologist who enjoys building systems from scratch? You could be progressing your career at a prime broker that is replacing the legacy infrastructure used across capital markets … two. About you: You are degree educated in Computer Science or closely related discipline You have strong front end development skills with TypeScript and React experience, building scalable web applications You take in pride in producing clean, high quality, well tested code Ideally you will have experience of working ...

fantastic, fully remote opportunity! Are you an experienced Full Stack PHP Developer with React? This well-established SaaS platform used by businesses across the UK prides itself on providing a stable, reliable, and feature-rich service to its large portfolio of clients. They foster a collaborative … Responsibilities: Develop, test, and deploy robust backend features using PHP and frameworks like Slim4. Build and maintain responsive and engaging user interfaces using React, HTML, CSS, and JavaScript. Collaborate closely with product managers, designers, and other developers to translate requirements into technical solutions. Write clean, maintainable, well-documented ...

Full Stack Developer (80% React/20% Java) Location: Fully Remote (UK Based) Rate: £525 per day (Inside IR35) Clearance: Active SC Clearance (Essential) Contract Length: Initial 6 months We are looking for a Frontend-heavy Full Stack Developer to join a long … term digital transformation programme. This is a high-impact role within a complex, state-driven environment, perfect for a React expert who is comfortable dipping into the Java backend when required. The Technical Balance React (80%): You will lead on the frontend, building high-performance, accessible (GDS-aligned ...

Contract Role – Salesforce &/React Native Developer – London/Hybrid – 12 months initial – Inside IR35 Role Overview: Job Title: Salesforce & React Native Developer Location: Hybrid – 2-3 days onsite per week in London Contract Type: Contract Duration: 12 months initial Rate … Inside IR35) Sector: Banking Key Skills & Experience Salesforce +5 years experience AND/OR React Native (Web) +5 years Java +5 years TDD, BDD RESTful API design & build OAS/YAML Unit Testing GitLab CI/CD Pipelines Agile practitioner, SonarQube, Veracode, Jira, Confluence Banking/Financial services background ...

Senior Developer (Node/React) Are you a pragmatic, innovative, and self-motivated problem solver with a passion for building scalable, high-performing software? We're looking for a Senior Full Stack Engineer, with strong skills in Node and React, to join a high-performing … that drive growth and enhance the customer experience. What You'll Do Build and maintain robust, scalable applications across the full stack (Node/React/TypeScript) Collaborate in an agile team environment to deliver clean, maintainable, and testable code Influence architectural decisions and technology choices Optimise Front ...

Full Stack Developer (80% React/20% Java) Location: Fully Remote (UK Based) Rate: £525 per day (Inside IR35) Clearance: Active SC Clearance (Essential) Contract Length: Initial 6 months We are looking for a Frontend-heavy Full Stack Developer to join a long ...

fantastic, fully remote opportunity! Are you an experienced Full Stack PHP Developer with React? This well-established SaaS platform used by businesses across the UK prides itself on providing a stable, reliable, and feature-rich service to its large portfolio of clients. They foster a collaborative ...

Python Developer/Full Stack Engineer (Python Django React) Remote UK to £80k Do you have strong Python and Django skills? You could be progressing your career at a tech scale-up, with recent investment, that is helping vulnerable people to reclaim money due to them … irresponsible lending. As a Python Developer you will collaborate with the CTO and work with modern web technologies (primarily Django and React) to build complex web applications, improving existing services and creating new ones. You'll work across the full development lifecycle to produce high quality ...

Front Office trading platform used directly by traders and quants. These roles are best suited for candidates with experience in full stack development using React and Python and particularly those who have built trading platforms from the ground up. Candidates who wish to apply must have previous experience … development of Front Office trading systems and must be comfortable facing to the traders and quants. Required skills: Full stack development experience using React + Python React: AG Grid, Charting, WebSockets and data visualisation Python: Core Python experience around multi-processing and async programming Data: Experience building data ...

Senior Full Stack Developer | C# & React | Greenfield Trading Platform | London, Hybrid | Up to £120k + Bonus, Benefits ❗ Note: This role does not provide Visa Sponsorship ❗ 💹 Our client is looking for a Senior Full Stack Developer with strong expertise in C# to join them … full-stack development and play a key role in enhancing their trading platforms. C#.NET is the core back-end technology across the business. React is used for the front-end, making experience with it beneficial but secondary. As a Senior Developer , you’ll be hands ...

government, and facilities management firms to optimise asset information through innovative technology, spatial data, and advanced analytics. Role Overview We're seeking an experienced React Native Developer to join our growing team in the facilities management sector. You'll develop and maintain features for our mobile … application, enabling clients to capture asset data efficiently and reliably. Our stack includes TypeScript, Firebase, Expo, React Navigation, Reanimated and Vision Camera, alongside other high-quality React Native libraries. You'll have opportunities to explore AI-driven enhancements and contribute to meaningful R&D projects that push ...

6 month rolling contract - Inside IR35 - Investment Banking Key Responsibilities · Participate in an agile based software development life-cycle including technical analysis, documentation, development, testing and code reviews. · Collaborate with the production support team for ...

Senior Developer - Full-Stack (C#, .NET, React, Azure) Location: Hybrid - London (1 day per week/fortnight onsite)Salary: Competitive up to £80000 + Excellent BenefitsType: Permanent Are you an experienced Senior Developer with strong full-stack skills and a passion for modern … collaborating effectively, and taking ownership of your work. You'll bring: Proven experience delivering digital products using agile methodologies. Strong expertise in C#, .NET, React and Azure. Additional skills across JavaScript, HTML/CSS and Azure PaaS (Functions, Logic Apps, Cosmos DB, App Service, Service Bus). Knowledge ...

good-sense approach to doing business. IF YOU Have 5+ years in mobile application development and you are based in the UK Possess strong React Native and Expo skills Have a proven track record of publishing apps to both Apple App Store and Google Play Market Have deep understanding ...

commercial operations. You'll set front-end engineering standards, influence architecture, and mentor teams while delivering scalable, data-heavy financial applications. Tech stack: React, Next.js, TypeScript, AWS, CI/CD Focus: Modernising legacy platforms, shared component libraries, performance, data visualisation Ideal background: Senior front-end engineer with leadership experience … financial services. Strong React/Next.js/TypeScript expertise Experience with monorepos, enterprise UI platforms, and modern testing practices Confident stakeholder communicator If you're looking for ownership, scale, and real commercial impact, apply or message for details. McGregor Boyall is an equal opportunity employer and do not discriminate ...

commercial operations. You'll set front-end engineering standards, influence architecture, and mentor teams while delivering scalable, data-heavy financial applications. Tech stack: React, Next.js, TypeScript, AWS, CI/CD Focus: Modernising legacy platforms, shared component libraries, performance, data visualisation Ideal background: Senior front-end engineer with leadership experience … financial services. Strong React/Next.js/TypeScript expertise Experience with monorepos, enterprise UI platforms, and modern testing practices Confident stakeholder communicator If you're looking for ownership, scale, and real commercial impact, apply or message for details. McGregor Boyall is an equal opportunity employer and do not discriminate ...