senior react developer

A UK-based tech company is seeking an experienced Fullstack Developer to join their London team. The successful candidate will have expertise in PHP and front-end technologies to develop high-quality web applications. Responsibilities include building server-side logic, database management, and API integration while ensuring coding best practices. The ideal...

Aveni is redefining how financial institutions use AI, building production-ready systems that power advisers and banks with safe, scalable AI capabilities. As a Senior Software Engineer, you will design and build event-driven microservices, web UIs, and cloud-native platforms on AWS, integrating LLM-powered features into real-world workflows while...

Vintage.com is seeking a hands-on Frontend Software Engineer to own front-end craft end-to-end, from interfaces customers use to edge logic via Cloudflare Workers. You’ll shape architecture with the Lead Frontend Engineer and collaborate with Product, Design and QA on quality as the team scales.You’ll build with React and TypeScript, apply AI tooling...

Jodie AI is a UK company building an AI receptionist for busy businesses. Jodie answers calls, captures the important details and helps owners get back to customers, even when they can't pick up themselves.Work alongside our London team, with direct access to the people building and supporting Jodie. You will own production React/TypeScript features and...

Elsevier is seeking an experienced full stack developer (React/Node) to work on cutting-edge frontends for a healthcare mission-driven organization. You will collaborate with Product, UX designers, and engineers to develop client-side applications.The role focuses on designing, developing, and maintaining complex React/Node applications, ensuring seamless...

A specialized executive search firm is seeking a Senior React Native Engineer to join an ambitious startup based in London. This role involves leading the development of new features for an encrypted email app and requires 4-6 years of software engineering experience with a strong focus on React Native and TypeScript. Candidates should have experience with...

Rullion in London is seeking a talented Senior Frontend Developer with strong TypeScript and React to build scalable web apps. This role offers a six-month contract with hybrid work, requiring one day per week in the London office, and a 40-hour workweek.You will collaborate with cross-functional teams to deliver high-quality UI, optimize performance, and...

Hirematic (Integration) in London is seeking an experienced Senior Software Engineer to join our fast-growing team building innovative e-commerce solutions for global brands.You will design, develop, and maintain scalable web applications using TypeScript, React, and Node.js, collaborating with product managers and UX/UI designers to deliver new features...

A leading broadcasting corporation is seeking a Senior Software Engineer to lead the development of new iPages features and editor tools. The role requires significant expertise in frontend and full-stack JavaScript, along with experience in building distributed systems using AWS. Join a friendly, flexible team that supports continuous improvement and...

Teton is seeking an experienced Frontend Engineer to own customer-facing features from first conversations with care teams to production. You’ll work on web, mobile apps and the APIs behind them, shipping features that actually shift how care teams work.You’ll talk to users, scope work, implement solutions, and help define quality through tests, CI/CD...

GenixBit Labs Pvt. Ltd. is seeking a Senior Frontend Architect to lead the architecture of our global SaaS web apps and enterprise dashboards. You will drive high-performance rendering, establish a glassmorphic UI, and guide design system components.You will mentor frontend teams, shape micro-frontend architecture with React, Next.js, and TypeScript, and...

Ronald James Group is seeking an experienced Senior Full Stack Software Engineer to join our growing engineering team within a financial services organisation. This hands-on role covers the full stack, building secure, scalable applications for a business-critical environment.You will design and implement using C# and .NET, React with TypeScript, RESTful...

Vintage.com is seeking a Senior Frontend Software Engineer to own front-end craft and extend it end to end, from customer interfaces to Cloudflare Workers and light backend services. You’ll build with React and TypeScript, collaborating with Product, Design and QA to ship high-quality experiences.This UK-based hybrid role includes Leeds-based collaboration...

Templeton & Partners is seeking a Senior React & .NET Technical Lead to drive a major transformation, migrating an existing application into a modern React-based architecture. You will define the technical vision, shape architecture, and lead the migration strategy from Databricks into scalable React and .NET solutions; this is a hands-on leadership...

TXP is seeking a Senior Front End Developer (React) to join our growing delivery teams in the West Midlands. This permanent, UK-based role offers hybrid working and a chance to work on complex, modern applications at scale with high-quality, accessible interfaces.You will be hands-on across the full SDLC, taking ownership of technical delivery, and mentoring...

A leading technology and advisory firm in the UK is seeking a Senior Fullstack Developer. You will work hands-on across the React frontend and Java backend to deliver high-quality projects focusing on performance and security. Key responsibilities include developing full-stack features, collaborating with cross-functional teams, and making architecture...

A cutting-edge technology start-up is seeking a Frontend Software Engineer to develop high-performance web applications using React and TypeScript. This role requires a Bachelor's degree in Computer Science and at least 2 years of experience in building complex applications. You'll collaborate with top-tier engineers to create UIs for complex data...

JPMorganChase in London seeks a Senior Lead Software Engineer to lead the delivery of secure, scalable technology in the Equities Sales and Trading Technology group. You will guide cross-functional teams, drive architectural decisions, and implement robust software across front-end and back-end stacks.The role emphasizes cloud-native delivery, performance...

Digi2al Limited is seeking an experienced Full Stack Developer to join a greenfield project within DNA Data and Navy Applications, delivering a new TypeScript codebase from the first commit. You will contribute end to end across the service layer and front-end interfaces, deployed to containerised infrastructure with independence and input on engineering...

Job Description: Job Title: Lead UI Developer – Single Dealer Platform (TypeScript / RxJS / React) Corporate Title: Up to VP Location: Bromley Company Overview: At Bank of America, we are guided by a common purpose to help make financial lives better through the power of every connection. We do this by driving Responsible Growth and delivering for our...