76 to 100 of 100 React Jobs in London

maintaining product features as part of a cross-functional engineering team, working to a planned roadmap in the core engineering team (Typescript/React) for this product Acting as the primary engineering contact during Australian off-hours, providing first-line engineering coverage within standard UK working hours. Investigating production issues … ongoing knowledge transfer. Contributing to post-incident reviews and long-term reliability improvements. What you need to bring Strong front end engineering experience with React, TypeScript and modern JavaScript. Practical, hands-on experience with AWS production systems, including SQS for message processing and SES for transactional email delivery. Experience running ...

here, both technically and in how engineering standards evolve across the business. What They're Looking For: Integration architecture (multi-service environments) TypeScript Node.js React Nest.js Azure or AWS System design (end-to-end platforms) Technical leadership (cross-team alignment) What You'll Work With: TypeScript & Python Next.js Node & React ...

here, both technically and in how engineering standards evolve across the business. What They're Looking For: Integration architecture (multi-service environments) TypeScript Node.js React Nest.js Azure or AWS System design (end-to-end platforms) Technical leadership (cross-team alignment) What You'll Work With: TypeScript & Python Next.js Node & React ...

between teams and stakeholders. Technical Direction Oversee architectural decisions and ensure best practices in system design and scalability. Provide technical guidance in .NET backend, React frontend, and MS SQL database design. Ensure code quality, performance, and maintainability through reviews and standardization. Evaluate and implement tools, frameworks, and processes that improve … professional software development experience. 3+ years in a leadership or management role overseeing engineering teams. Strong expertise in ASP.NET Core, MS SQL, and React (or similar JS frameworks). Proven experience designing scalable, maintainable architectures. Excellent communication and stakeholder management skills. Preferred Experience managing cross-functional teams (Frontend, Backend ...

frameworks, reusable components, and intuitive user experiences that support consistency and scalability across platforms. Key Responsibilities Design and evolve scalable UI systems across React, Angular, or Vue environments. Translate brand guidelines into reusable design systems, design tokens, and component libraries shared with engineering teams. Collaborate closely with frontend developers … design. Required Experience Proven experience as a UI/UX Designer within enterprise, SaaS, or digital product environments. Demonstrable experience translating brand guidelines into React, Angular, or Vue design systems, design tokens, and component libraries shared with engineers. Experience designing for complex, data-dense web products such as: Admin tools ...

Azure services , including Service Bus, API Management (APIM), Function Apps and Logic Apps Supporting pro-code extensibility using .NET and JavaScript , with exposure to React and Fluent UI for PCF controls (desirable) Engaging with emerging technologies such as Code Apps, AI-assisted development and 'vibe coding' approaches (desirable) Actively working … experience Strong expertise in Model-Driven Apps , with solid experience in Canvas Apps and PCF Good understanding of JavaScript-based frameworks used in PCF (React, Fluent UI - nice to have) Strong integration experience across Azure services, APIs and secure data exchange Experience working in Agile delivery teams with modern DevOps ...

Senior Software Engineer (Node + React)£85,000 + 10% Bonus + BenefitsLondon, Hybrid (2 days per week in the office) The Opportunity Our client are hiring three Senior Software Engineers to join a growing engineering function that builds technology powering large-scale advertising and media platforms. This … clearly articulate how and why they solve problems. What They're Looking For Experience Ideally 5+ years of commercial experience Experience with NodeJs and ReactJs Industry is open (financial services experience may not be the best fit) Mindset Self-starter who can take ownership Comfortable leading solutions without formal authority ...

applications for performance, scalability, and security. - Contribute to the evolution of front-end and back-end systems using modern web technologies such as React, Node.js, and TypeScript. What You Will Bring: - Strong proficiency in HTML, CSS, and JavaScript, with a solid grasp of best practices. - Proven experience with Node.js … modern frameworks like React and TypeScript. - Familiarity with WebGL and libraries such as three.js or react-three-fiber. - A solid understanding of back-end development concepts, including APIs and authentication. - A strong eye for UI/UX design, with experience in wireframing and prototyping being a bonus. This role ...

frontend-strong engineer who wants real ownership, autonomy, and the chance to build products from scratch. They are looking for someone with strong React and TypeScript capability, alongside solid backend exposure across Python, APIs, and databases. As a Senior Product Engineer, Full Stack, you will play a key role … suited to someone who enjoys pace, autonomy, and being trusted to deliver. What you will be doing Building customer-facing products from scratch using React, TypeScript, and modern frontend tooling Owning frontend quality, user experience, and engineering standards Contributing across the stack, including backend integrations, APIs, product logic, and Python ...

firm in London is looking for an Applications Developer who can work across the full stack: ASP.NET MVC, SharePoint (on-prem and Online), SQL, React, Power Platform, and everything in between. You'll be shaping how technology gets used across a complex, high-stakes environment working directly with senior stakeholders … this is worth reading. What you'll be doing Designing and building custom ASP.NET MVC web applications and SharePoint solutions Building front-ends using React, Angular, jQuery, and Bootstrap Developing and optimising SQL databases performance, integrity, scalability Using Power Platform (PowerApps, Power Automate) to streamline business workflows Producing reporting solutions ...

frontend-strong engineer who wants real ownership, autonomy, and the chance to build products from scratch. They are looking for someone with strong React and TypeScript capability, alongside solid backend exposure across Python, APIs, and databases. As a Senior Product Engineer, Full Stack, you will play a key role … suited to someone who enjoys pace, autonomy, and being trusted to deliver. What you will be doing Building customer-facing products from scratch using React, TypeScript, and modern frontend tooling Owning frontend quality, user experience, and engineering standards Contributing across the stack, including backend integrations, APIs, product logic, and Python ...

frontend-strong engineer who wants real ownership, autonomy, and the chance to build products from scratch. They are looking for someone with strong React and TypeScript capability, alongside solid backend exposure across Python, APIs, and databases. As a Senior Product Engineer, Full Stack, you will play a key role … suited to someone who enjoys pace, autonomy, and being trusted to deliver. What you will be doing Building customer-facing products from scratch using React, TypeScript, and modern frontend tooling Owning frontend quality, user experience, and engineering standards Contributing across the stack, including backend integrations, APIs, product logic, and Python ...

skilled Pricing Services and Risk Viewer UI Developer to join our dynamic team. This senior software development position requires excellent C# and TypeScript/React skills, a strong knowledge of pricing models, quant libraries and risk analytics for both vanilla and exotic FX derivatives. The successful candidate will collaborate closely … continuous improvement of coding standards, testing frameworks, and development practices. Required Skills & Qualifications: substantial experience in software development. Highly experienced in C#, TypeScript/React, and Quant Library integration. Solid understanding of mathematics as applied to derivatives risk and pricing. Excellent written and verbal communication skills in English. Experience working ...

Front End Web Developer on a contract basis. Role * The Front End Web Developer will develop and maintain high-quality, responsive user interfaces using React, modern JavaScript, HTML, and CSS. * Build scalable, component-based front-end architectures for single-page applications. * Translate UI/UX designs into clean, efficient … date with modern front-end technologies, tools, and CMS-driven architectures. Profile * The Front End Web Developer will have strong experience with React and modern JavaScript (ES6+). * Proven experience building and maintaining single-page applications. * Hands-on experience with Payload CMS, including content modelling and API integration. * Strong understanding ...

modelling. Develop backend services and APIs using TypeScript/Node.js, NestJS , or similar frameworks to support data access, computation, and model inference. Build modern React experiences, including components, state management, and data-rich interfaces that explain insights and recommendations clearly to end users. Integrate AI into your engineering workflow using … production-ready software. What you need to have: Strong experience in TypeScript/Node.js, including NestJS or comparable backend frameworks used in production. Strong React skills, including component architecture, state management, and experience delivering data-heavy user interfaces. Strong SQL and data querying skills, with the ability to self-serve ...

real problem is measured in weeks, not quarters. You'll work across a C++ simulation engine, a custom distribution framework, and a TypeScript/React front-end used by Simulation Operators, inside a cross-functional team of Software, QA and DevOps Engineers led by an Engineering Manager. The team … fidelity trade-offs up front rather than retrofitting them. Contribute across the web/sim boundary, extending REST services and the TypeScript/React front-end when features reach into them. Write design docs and run design reviews in your area, helping the team converge on technical direction quickly. Review ...

business. A brilliant opportunity! The following skills/experience is essential: Software Development Manager/Engineering Manager background Experience with modern web technologies (eg, React/React Native, Node.js) and system architecture. Digital, Retail or Telco background. Agile Excellent communication skills Salary: Up to £95,000 + bonus + package ...

currently working with a Tier 1 Investment Bank who are actively seeking multiple Senior Software Developers who are proficient in both Python and React/Typescript/What you'll need to succeed : Extensive hands-on development with both Python and React/Typescript Strong financial services background, ideally within ...

doing Leading migration from SharePoint 2016 on-prem to SharePoint SE and SharePoint Online Rebuilding legacy web parts using SPFx (TypeScript, React, REST APIs, Microsoft Graph) Administering both on-prem and cloud environments patching, upgrades, governance, DR Configuring Business Connectivity Services and External Content Types Designing and maintaining the enterprise … shaping platform standards What we're looking for Strong hands-on experience with SharePoint SE and SharePoint Online Proven SPFx development TypeScript, JavaScript, React Experience with C#/.NET, SQL Server, and RESTful API integrations Solid on-prem admin background patching, performance tuning, troubleshooting BCS and ECT experience a strong ...

shadow Product Owners and Product Managers including participating in customer research and product discovery processes. The skills you'll need: In-depth knowledge of React, JavaScript/TypeScript and the DOM. Demonstrated delivery of web applications. Comfortable working with REST APIs using asynchronous patterns. Experience with Git, including understanding … Experience with optimising code for performance and quality. Experience working in a Test Driven Development like environment. Working knowledge of Apollo (client and server), React Hooks, SASS/SCSS and Webpack. Good knowledge of Node.js and production- level GraphQL. Design-minded attention to user interface implementation. Message-driven architectures/ ...

company’s technology direction and proactively identify opportunities that support business priorities. Responsibilities Collaborate with investment team and taking ownership of current inhouse applications (React front end) as well as infrastructure that sits behind it (Dagster, Azure, SQL, third party APIs) Build new platforms from scratch to speed up processes … best practice and communicating clearly with non-technical stakeholders Experience with Azure, SQL, Dagster, Airflow or similar tools acceptable Experience with Python scripting, React-based applications, FactSet and third-party web APIs Desirable: Understanding of financial data experience with VBA scripting and related tools About Us FDM is an award ...

Ruby Developer (Ruby, Rails, PostgreSQL, REST API's, AWS/Heroku, ReactJS) - Fully Remote* (Two meet ups per year) - Open to applicants in the UK only - Award Winning Legal Platform - £65,000 - £75,000 G.R.E. Recruitment is delighted to partner with an award-winning legal technology provider who are continuing … years Ruby development experience Experience of developing REST API's Someone who is happy to work across the full stack and take on some ReactJS work on the Front-end, they will consider developers who have worked with Angular or VueJS but ReactJS is preferred. Strong English speaking skills Someone ...

engineering teams to ship outcomes. You are confident with NodeJS and modern JavaScript standards like ES6 and ES7, and you can work with ReactJS or VueJS when needed to support user flows. Nice to have but not essential Hyperledger Besu, permissioned network design, consensus configuration, and experience building for regulated … will get you shortlisted Ethereum, Solidity, smart contracts, Web3, ERC 20, ERC 1155, tokenisation, Hyperledger Besu, IBFT 2.0, QBFT, NodeJS, APIs, MRV, audit readiness, ReactJS, VueJS, decentralised finance, digital assets, carbon credits, sustainability tech. ...

Lead Mobile Software Engineer – React Native (Hybrid) London (2 days onsite) The Role Own the evolution of a large-scale mobile platform as it transitions from a complex brownfield native estate to React Native. You’ll define architecture, guide tooling decisions, and lead a high-performing team—balancing speed, quality … scalability in a real-world, high-traffic environment. What You’ll Do Lead React Native and hybrid mobile strategy across iOS & Android Navigate brownfield architecture and modernise legacy systems Decide when to go hybrid vs native Drive architecture, POCs, and integration (Swift/Kotlin + React Native) Shape tools, standards ...

directly on: Building high-performance, real-time AI-native interfaces Crafting intuitive UX for complex autonomous workflows Developing beautiful, responsive frontend systems in TypeScript & React Creating product experiences users genuinely love using Influencing product direction, interaction design, and frontend architecture They're particularly interested in engineers who have: Worked …/UI Experience operating in fast-moving startup environments A desire to own frontend strategy, not just implement tickets Tech stack: TypeScript React AI-native workflows & tooling throughout engineering Bonus points for: Some backend experience for optionality Experience with PLG or consumer-style products Design sensibility and ability to bridge ...