react native developer jobs in London

Landytech is on a mission to revolutionise the way that investment managers, asset owners and their advisors access asset information. Powered by Sesame, an industry-leading investment reporting platform, we are helping clients in over 15 countries make informed investment decisions and deliver insights faster. The company is growing rapidly and it’s an...

Welcome to the Agentic Commerce Era At Commerce, our mission is to empower businesses to innovate, grow, and thrive with our open, AI-driven commerce ecosystem. As the parent company of BigCommerce, Feedonomics, and Makeswift, we connect the tools and systems that power growth, enabling businesses to unlock the full potential of their data, deliver seamless...

VOIS seeks a Senior AI Software Engineer to build, test and operate production-grade software using AI-native practices. The role blends hands-on development with responsible AI tooling, ensuring outputs are validated and secure while meeting business requirements.You will own software components across their lifecycle within a cross-functional team. With 5+...

Role Summary and Department Overview Peel Hunt is looking for an enthusiastic IT Developer with strong core Java skills, an interest in learning other technologies and a desire to work across a diverse business and technology stack. The role sits within an experienced Development team of six and will work on a range of in-house systems supporting real-time...

Application Developer VisOps & Customer Portal Location: London Reporting To: Chief Technology Officer About Us Our client is a leading AI-powered SaaS company that helps businesses unlock the full potential of their first-party data. Their platform transforms complex data into actionable intelligence, enabling clients to drive revenue growth and...

Medidata Solutions, Inc. is seeking a Frontend Staff Engineer (React) to join our CTMS team in a hybrid role based in London, with three on-site days per week as per policy.You will collaborate with global teams to deliver SaaS solutions on AWS, mentor engineers, and drive code quality through TDD/BDD. The ideal candidate has 5+ years in software product...

Join a high-performing engineering team building the next generation of workflow automation platforms within a global investment banking environment. This team is focused on transforming complex, manual post-trade processes into intelligent, automated workflows. By combining modern software engineering, workflow orchestration and AI-powered document...

Zopa is seeking an experienced Android engineer to shape the future of our mobile app. You will design, build, and evolve the Android platform in Kotlin, working with product managers, designers, and backend engineers to deliver high‑quality features.Join the Mobile Platform team as we move from React Native to native Android, improve performance,...

Accenture is seeking a Senior AI Native Software Engineer to join a permanent product team in London. You will own end-to-end development across the full stack, including architecture, data models, backend services, APIs, AI systems, and user experiences, collaborating with product managers and designers.You bring at least eight years building production...

Role: Senior C# .NET Developer Location: London, UK Working Pattern: Hybrid, 3 days per week onsite, Canary Wharf or Liverpool Street Employment Type: Contract Rate: £500 a day Inside IR35 via Umbrella Role Overview We are seeking experienced Senior C# .NET Developers to join a strategic technology transformation programme within a leading...

Pubitygroup in London is seeking a Full Stack Developer to build and enhance the Pubity Suite, an internal platform supporting major social brands. You will take ownership of the engineering work and make both technical and strategic decisions impacting various components of the business.The ideal candidate has over 4 years of experience in web application...

We are looking for a Full-Stack Engineer to build the Eigent desktop and web application. You will own the front-end architecture of our AI agent platform — a React/Electron app that lets users orchestrate, monitor, and interact with AI agents in real time.ResponsibilitiesArchitect and build features across the React/Electron desktop app and Next.js web...

Synthesia is the world’s leading AI video platform for business, used by over 90% of the Fortune 100. Founded in 2017, the company is headquartered in London, with offices and teams across Europe and the US. As AI continues to shape the way we live and work, Synthesia develops products to enhance visual communication and enterprise skill development,...

A leading global financial services firm in London seeks a Senior Lead Software Engineer to join an agile team focused on enhancing and delivering top-notch technology products. The successful candidate will have 5+ years of experience, excel in software engineering concepts, and bring practical cloud-native experience. Key responsibilities include providing...

As an award-winning, industry-leading Prop Tech company, we develop pioneering tech platforms for building management systems’ control and communication, optimising environments for people and the planet. Currently a rapidly growing and successful scale-up, we seek talented and highly motivated individuals ready to help us elevate our business to the next...

Crisil is seeking a talented full stack developer with expertise in finance processes within investment banking. The role involves designing and developing responsive front-end applications with React and TypeScript, collaborating with backend developers, and maintaining real-time dashboards.Key skills include strong front-end web technologies knowledge,...

Keylane UK is seeking a Full Stack Developer to build SiteView with React front-end and Java/J2EE back-end, in a Docker/AWS environment.You will contribute across the development lifecycle, prototype features, write tests, and deploy, collaborating with a small team to deliver scalable SaaS for insurers. You will investigate issues, optimize performance, and...

*Contract Tech Lead, 2 months, London/Hybrid* **Requirements** We help organisations navigate the future of technology, combining human expertise, emerging tech and AI to deliver better outcomes, faster. Since 2014, we've worked side-by-side with clients to solve complex challenges, build high-performing teams, and create lasting capability. ...

InvestorFlow in London seeks a skilled Full-Stack Software Engineer to design, develop, and maintain robust APIs and modern user interfaces.You will work across the stack with .NET Core, React, SQL Server, MongoDB, and cloud tools, ensuring secure, scalable applications. Collaboration with product teams and CI/CD pipelines will be essential, with...

Lead/Senior Software Engineer - TypeScript, Node.js, React, Java, Kotlin, Kafka, AWS, Kubernetes - Structured Products - Financial ServicesMust have: TypeScript/Node.js, distributed systems, AWS/Kubernetes, Financial Services experienceOur client, a leading Tech provider to global financial institutions, requires a Lead Engineer to own its documentation...