react native developer jobs in London

GlaxoSmithKline in the UK is seeking Software Engineers for the AI for Science (AI4S) team to design, build and operate scalable cloud-native infrastructure and services that power production AI models and agentic applications.You will own reliability across the full development life cycle, implement CI/CD, automated testing, monitoring and incident...

Bestway Group is modernising its application estate towards cloud-native architecture. We are seeking a hands-on Lead Application Architect to own design, set engineering standards, and drive AI-assisted practices across the team.You will bridge Solution Architects and developers, turning high-level designs into implementable LLDs, ensuring secure,...

bp in London is seeking a Software Engineer to help deliver data and AI solutions for front-office users. You will design cloud-native platforms, develop Python services, and build REST APIs while working with Docker, Kubernetes, and cloud providers like Azure or AWS.The role offers a hybrid London work arrangement, exposure to advanced AI systems, and...

LA International is seeking an AI-Native Systems Engineer to design, validate and deliver AI-enabled software in distributed systems environments. You will work with small, highly capable teams augmented by AI agents, applying AI coding and verification to architecture and development tasks.The six-month outside IR35 contract requires travel to the office...

Location: This is a hybrid remote/in-office role. Medidata follows a hybrid office policy in which employees who are hired for an in-person position are expected to work on site a certain number of days per week. About our Company: Medidata is powering smarter treatments and healthier people through digital solutions to support clinical trials....

JPMorganChase in London seeks a Software Engineer to help build and sustain trusted AI-enabled data platforms. You will contribute as a core technical member of an agile team, delivering scalable, secure software aligned with the firm’s business goals.The role emphasizes production-grade Python development, containerized environments, cloud-native design,...

Our Future Health UK is seeking a Senior Application Security Engineer to embed security into fast‑moving delivery pipelines within a cloud‑native environment. You will influence security tooling, design secure architectures, and mature our Secure Development Lifecycle.Join a hands‑on team delivering security across Azure/AKS, Databricks, Snowflake and...

A cloud-native legal technology firm in Greater London is looking for a Senior Software Engineer to lead technical projects and mentor junior engineers. The role focuses on designing high-performance SaaS solutions and requires expertise in modern software technologies including Docker and Kubernetes. Candidates should have over 7 years of experience in...

HCLTech is seeking a Senior Java Engineer to strengthen its RMS Trade Processing platform. You will design and deliver scalable full-stack solutions using Java, Spring Boot, Angular, and React, contributing across backend and frontend components in a business-critical system.The role requires 8+ years of enterprise software experience, expertise in RESTful...

NatWest Group in London is looking for a Software Engineer to design, build and maintain secure, high‑performance web applications. You’ll work in a feature team delivering value to customers through robust software and collaboration across architecture and business analysis.You’ll develop front-end and back-end components with JavaScript (ES6+),...

The Gym Group is seeking a Lead Full-Stack Developer to drive architecture and delivery across React/Next.js and .NET Core in a hybrid setup based in London. You will mentor engineers, shape technical direction, and collaborate with product, design, architecture, and partners to deliver high-quality digital experiences.You will design and govern AI-assisted...

Be an integral part of an agile team that's constantly pushing the envelope to enhance, build, and deliver top-notch technology products.As a Lead DevOps Engineer at JPMorganChase within the Global Electronic Trading Group, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology products in a...

Koch Ag & Energy Solutions is seeking a Full-Stack Software Engineer to design scalable technology solutions for middle-office and trading operations from our London, UK office. You will influence architecture, translate complex requirements into reliable, maintainable software, and develop cloud-native services on AWS with CI/CD and automated testing.This...

Company DescriptionVersion 1 has celebrated 30 years in the IT industry and continues to be trusted by global brands to deliver IT solutions that drive customer success. Version 1 has several strategic technology partners including Microsoft, AWS, Oracle, Red Hat, OutSystems and Snowflake. We’re also an award-winning employer reflecting how employees are...

Build real, production-grade software that powers our global banking businesses. At JPMorganChase, we believe great engineers are made through meaningful challenges, strong mentorship, and a culture that rewards curiosity and craftsmanship. Here, you'll work alongside experienced engineers who are passionate about clean code, scalable architecture, and...

About the Job you are considering: We are hiring a Senior FullStack- React /Typescript focused with strong technical leadership to join our team in Sheffield This role is hands on and suited to someone who can lead by example partner with stakeholders and help shape engineering standards while delivering high-quality software at pace Hybrid working: The...

Senior Frontend Developer (React Native) 6 Month contract40 hours per weekInside IR35Hybrid 1 office day London Farringdon office address: 47-53 Charterhouse St, London, EC1M 6PB About the Role We are looking for a highly experienced Senior Frontend Engineer to join a fast-paced and innovative engineering environment, helping to build and scale...

The company… Our client is an ambitious, fast-growing EdTech disruptor. They exist to create a world where educators are liberated from administrative burdens and empowered to focus entirely on what matters most—nurturing the potential of every student. Their mission is to unify the fragmented landscape of school technology through intelligent,...

Tessl, a fast-growing AI-native development startup, seeks a Software Engineer to join our London team. You’ll design and implement features, prototype language integrations for our code-generation pipeline, and work with product, design, and engineering on high-trust projects.You will leverage AI tools, contribute across teams, and help shape a scalable...

Join a company redefining a market. Code in a cloud native environment, crafting features to power innovation that enterprises will use on a global scale. You'll work across the full software lifecycle, designing and building distributed services, APIs, and data-driven applications that operate at significant scale. You’ll lean toward the backend but work...