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    • 227,440+ Cloudnative Java React Engineer Jobs in UK — Top Companies Hiring July 2026

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    Senior Full Stack Engineer 3D Visualization & AI Infra

    A leading AI infrastructure firm in London is seeking a Senior Full-Stack Engineer to lead the development of sophisticated visualization tools for multimodal datasets. This role involves designing performance-critical UI components using TypeScript and React, and requires deep expertise in graphics rendering. I ...

    Senior AI Driven Full Stack Engineer – Compliance & Fraud

    A cutting-edge AI startup in London is looking for a Senior Full-Stack Product Engineer to develop and enhance an AI-powered anti-financial crime platform. The ideal candidate will have over 4 years of full-stack experience with proficiency in TypeScript, React, and Node.js. Responsibilities include building sca ...

    Senior Full Stack Engineer AI Driven, Remote UK

    A rapidly growing tech company in Manchester seeks a Senior Engineer to join their high-performance team. Responsibilities include full-stack feature ownership using TypeScript, React, and Node.js, with a focus on AI-assisted development and product impact. Ideal candidates have experience in SaaS environments a ...

    Senior Full Stack Engineer, TechOps — Self Service & Scale

    A digital energy supplier in the UK is looking for a Full Stack Software Engineer to join their TechOps Engineering team. This role involves creating innovative solutions to enhance user experiences while collaborating across various teams. Candidates should have 5+ years of software development experience, part ...

    Founding AI Engineer — Equity, LLM Platform, London

    A pioneering AI startup in London is seeking a Founding AI Engineer to automate competitive intelligence in the pharmaceutical sector. You will design and implement AI systems, collaborating closely with the CTO to drive the product roadmap and develop core LLM orchestration and data pipelines. The ideal candida ...

    Founding Solutions Engineer for Enterprise AI Integrations

    Jack & Jill is seeking a Solutions Engineer to bridge customer needs and technical delivery. This founding role offers a unique opportunity to shape the function while working with enterprise clients like the NHS and PureGym. You will lead implementations, manage technical sales support, and resolve complex i ...

    Full Stack Engineer – ESG Data Platform (Hybrid UK)

    Motive Partners is hiring a Full Stack Engineer in London to develop core tooling for the Companies team. This high-impact role involves close collaboration with product and design teams, taking ownership of initiatives, and scaling the platform effectively. Applicants should have 4+ years of experienc ...

    Lead UI Engineer Real Time Front Office Trading Platform

    JPMorgan Chase & Co. is seeking a Lead Software Engineer (UI) to drive the technical direction of our front-office trading platform, Execute. This role involves leading the development of real-time user interfaces and optimizing user experience directly for traders. The successful candidate will hav ...

    Founding Product Engineer — Ship AI Powered UX from Day 1

    Seamflow Inc. is looking for a skilled engineer in London who thrives on building end-to-end user workflows, from UI to backend. You will have the opportunity to integrate AI features and contribute to immediate product releases. The ideal candidate has strong experience with TypeScript, modern fronten ...

    Senior Front End Engineer — AI Driven, Next.js & TS, Hybrid

    Searchability® is seeking a Senior Front-End Engineer in Liverpool. This pivotal role involves building modern consumer-facing applications using Next.js, React, and TypeScript while working within a senior, AI-first engineering environment. You will help shape the user experience and front-end archite ...

    Staff Software Engineer — AI Powered Cinema Tooling (London)

    Jack & Jill in London is seeking a Staff Software Engineer to lead the architecture and strategy for AI-powered tools for Hollywood studios. You will write production code daily and mentor a team of engineers, shaping the future of cinema with tools like TrueSync and DeepEditor. The ideal candidate wil ...

    Full Stack Engineer — AI Driven Platform Modernisation

    Radar Healthcare is looking for a Full Stack Engineer to join the team in Leeds. In this role, you'll work hands-on with .NET and React across customer-facing features, contributing to our platform’s modernisation. Your mission includes improving code health and designing robust APIs, all while collaborating ...

    AI Engineer: Scalable AI Agents & LLM Workflows

    Anaplan Inc is seeking an AI Software Engineer to design and maintain services for AI-powered agents. The role involves developing backend services using Python and collaborating with product and research teams. Candidates should have experience with relational databases like MySQL and familiarity with React ...

    Lead Software Engineer AI & Enterprise Platforms

    Liberty Information Technology in Belfast is seeking a Principal Software Engineer to lead an agile team, focusing on innovative solutions and technical leadership. You will be part of transforming complex business problems into robust software solutions. Your role includes coaching engineers, managing ...

    Full Stack Software Engineer — Own & Build Impactful Apps

    WE Talent is seeking a skilled Software Engineer / Full Stack Developer based in Leigh-on-Sea, Essex. You will be responsible for building and maintaining impactful applications across web and mobile platforms, utilizing technologies like Node.js, Express, and React. This role offers high levels of own ...

    Senior Full Stack Engineer AI Driven Platform

    Bluefish is seeking a Senior Full-Stack Engineer to architect and build scalable web applications, contributing to their AI marketing platform. This role involves collaboration with AI engineers and product managers to deliver impactful features while maintaining high engineering standards. The ideal c ...

    Senior Production AI Engineer – Full Stack Expert

    A fast-growing AI-first company in England seeks a Senior Software Engineer responsible for building reliable full-stack systems. Candidates should have hands-on experience with TypeScript and React, a strong sense of ownership, and the ability to thrive in dynamic environments. The role involves collaborating c ...

    Senior Frontend Design Engineer: Craft, Systems & UI

    A leading software development company in London is hiring a Design Engineer to enhance their design team. The role involves implementing quality UI from design files, evolving the frontend architecture, and maintaining a design system. Successful candidates will have solid expertise in HTML, CSS, and React, wit ...

    Founding AI Engineer — Equity, LLM Platform, London

    A pioneering AI startup in London is seeking a Founding AI Engineer to automate competitive intelligence in the pharmaceutical sector. You will design and implement AI systems, collaborating closely with the CTO to drive the product roadmap and develop core LLM orchestration and data pipelines. The ideal candida ...

    Senior Software Engineer: Scalable E commerce Platform

    A fast-growing technology startup is seeking a Senior Software Engineer to shape the future of its core systems. The ideal candidate will work closely with the CTO and the product team, focusing on building reliable and scalable solutions. Confidence in technologies such as Typescript, Node, and React is essenti ...

    Founding AI Engineer — Equity, LLM Platform, London

    A pioneering AI startup in London is seeking a Founding AI Engineer to automate competitive intelligence in the pharmaceutical sector. You will design and implement AI systems, collaborating closely with the CTO to drive the product roadmap and develop core LLM orchestration and data pipelines. The ideal candida ...

    Senior Java Architect High Performance FX Platforms

    JPMorgan Chase & Co. is hiring a Lead Software Engineer for their FX Services team in the Corporate & Investment Bank. This integral role involves designing, enhancing, and delivering market-leading technology products. The ideal candidate will have senior-level expertise in Java backend development, microser ...

    Senior Java Developer: Agentic AI & Hybrid Role

    IntaPeople is seeking a Senior Java Developer for a fintech scaleup in Cardiff. This hybrid role requires strong experience in agentic coding and Java (8+) for API and microservices development. You will join a lean team leveraging AI for innovative solutions. The ideal candidate will have a minimum of ...

    Software Engineering Manager | Java, AWS & AI (Hybrid)

    A recruitment agency is seeking a Software Engineering Manager in the UK to oversee a dynamic team within a growing SaaS company. You will be responsible for guiding technical strategies and managing up to 15 engineers while remaining hands-on with development tasks. The ideal candidate has 8+ years of experienc ...

    Front Office FX Developer (Java/C#) – London

    Crédit Agricole SA is seeking a Developer in London to work closely with front office users in foreign exchange trading. The ideal candidate will have coding experience in C# or Java, strong analytical thinking skills, and a keen interest in Financial Services. Responsibilities include developing front-office sy ...

    Senior Java Developer – Farm Data Platform (Norwich)

    Reed Business Information Limited in Norwich is looking for a Senior Developer to join their software team and work on a new farm management system. Candidates will design and develop software solutions using technologies like Java, .NET, and Angular, with an emphasis on both front-end and back-end developmen ...

    Hybrid Fullstack Java Developer for Enterprise APIs

    HelloKindred is looking for a Fullstack Java Developer to join a hybrid team in the UK. The role involves designing and building scalable, enterprise-grade applications using Java, Spring Boot, and modern frontend frameworks. You will develop responsive user interfaces and robust backend services while contri ...

    Lead Java Developer: Modernise Legacy to Cloud

    TXP is seeking a Lead Java Developer to work in Telford. The successful candidate will join Scrum teams to modernise legacy services into scalable, cloud-aligned platforms. This hands-on role involves technical leadership, mentoring, and driving service development in Java and Spring Boot. Key responsi ...

    Hybrid Ultra Low Latency Trading Systems Engineer

    A leading algorithmic trading firm in London seeks a skilled Software Engineer to join their world-class engineering team. In this hybrid role, you will design and optimize high-performance trading platforms, collaborating closely with top-tier engineers and quants. Ideal candidates have a degree in Computer Sci ...

    Senior Software Engineer Autonomous Maritime Systems (Hybrid)

    A leading engineering firm in the UK is seeking an experienced Software Engineer to develop advanced software solutions for autonomous systems in marine and defence technology. You will lead software design and collaborate with multidisciplinary teams, ensuring integration and delivery of projects. Applicants sh ...

    Senior Software Engineer Real Time Finance, Cloud Native

    A leading investment firm in the United Kingdom is seeking a Mid-Senior Level Engineer to design and build distributed cloud-native services integral to investment workflows. This role offers competitive compensation and an environment that fosters clean design and scalability. Ideal candidates will have over 8 ...

    Senior SDET: Embedded & IoT Test Automation Leader

    A leading technology-driven organization in the United Kingdom is seeking a highly skilled Senior Software Development Engineer in Test (SDET). The role involves driving automation excellence across embedded and connected device platforms, with a focus on developing and maintaining automation frameworks. The ide ...

    Embedded Systems Engineer – Defense/Maritime

    Murray McIntosh Associates Ltd in the United Kingdom is looking for a skilled software engineer to work across the full engineering lifecycle. Responsibilities include software design, development, and review, collaborating with engineers to provide effective software-hardware solutions. The ideal cand ...

    Defence Software Consultant — Secure Solutions Lead

    Sivara GmbH in the United Kingdom is looking for a skilled software engineer specializing in Java to support Defence and National Security projects. This role includes designing and deploying innovative software solutions and involves working on mission-critical programmes within a highly skilled team. <p ...

    Marine UI Software Engineer — Hybrid, Next Gen Maritime Tech

    A dynamic recruitment firm in the UK is seeking a Software Engineer to join their team developing marine-based systems. In this role, you will design and develop high-quality software focused on user interface design. The ideal candidate has proven experience with Java, a strong understanding of software enginee ...

    Principal UI Engineer

    Principal Software Engineer (UI) Belfast | Hybrid | Full-Time At a Glance Location: Belfast (Hybrid) Employment Type: Full-Time, Permanent Seniority: Principal / Sen ...

    Senior Software Engineer Hybrid, AI Driven Fintech

    A financial technology company in the United Kingdom is seeking a Senior Software Engineer to design, develop, and maintain high-quality software solutions. The role involves collaborating with cross-functional teams, engaging in automated testing, and contributing to product releases. Candidates should have a B ...

    Remote Lead Software Engineer for Climate Platform

    A leading technology firm in the UK is seeking a Lead Software Engineer to take full technical ownership of a high-impact platform serving the public sector. You will lead the architecture and delivery of a reporting platform, ensuring high standards in accessibility, security, and performance. This role require ...

    Senior Full Stack Engineer — AI Driven HealthTech Platform

    Thyme is seeking a Senior Full-Stack Engineer to join their innovative Digital Health company in the United Kingdom. You will be responsible for designing and scaling high-performance applications, managing cloud infrastructure, and taking features from requirements to delivery. The ideal candidate has ...

    Senior Rails Engineer & Team Mentor (Remote UK)

    Reggie & Cole is seeking a Senior Ruby on Rails Engineer for a remote role based in the UK. This position is pivotal, working closely with the Head of Engineering to ensure high code quality and mentoring less experienced engineers. Responsibilities include backend development with Ruby on Rails, frontend work w ...

    Senior Fullstack Engineer Real Time 3D In Vehicle Viz

    Neier Inc. is looking for a Fullstack Software Engineer to develop an in‑vehicle web application that visualises camera feeds, vehicle state, and system outputs. The role involves designing 3D visualisations using WebGL/Three.js and integrating high‑frequency data streams for robust, live operation. Th ...

    Full Stack Engineer: AI Powered SaaS UI/API

    Maze is seeking a Full Stack Engineer in the United Kingdom to drive their customer-facing product experiences by owning the complete tech stack from UI to API. You will be tasked with delivering features that enhance user experiences in a fast-paced, startup environment. The role demands strong skills ...

    Senior Fullstack AI Engineer RAG & LLM Pipelines

    Cavendish Professionals is seeking a Senior Fullstack AI Engineer for a 12-month contract in the United Kingdom. The ideal candidate should have strong expertise in Python 3.12+ and FastAPI, alongside experience in event-driven design, RAG architecture, and Azure AI integrations. The role involves desi ...

    Live Demo Solutions Engineer, SaaS — Hybrid

    Rainfallcap is looking for a Product Engineer to join our hybrid team in the United Kingdom. You will be responsible for rapidly translating client data into live product demonstrations, ensuring their teams are onboarded effectively. This role requires expertise in backend and frontend development, specifica ...

    Staff Design Engineer — Shape Design Systems for Scale

    Alumni Ventures is currently seeking a Design Engineer to tackle challenging design problems and enhance our design system. This role involves consulting closely with product engineers and implementing creative UI solutions. The ideal candidate should have at least 2 years of industry experience in des ...

    Senior Full Stack Engineer AI Driven Enterprise Platform

    Solera Holdings, LLC. is seeking a Senior Software Engineer with over 10 years of experience to join a dynamic team focused on enhancing development velocity through AI tooling and modernization. You will collaborate with existing teams and upskill them in new technologies. The ideal candidate is a sel ...

    Hybrid Test Engineer (SC) Power Platform & Dynamics

    Kerv is seeking an experienced Test Engineer/Analyst to join their team. This hybrid role requires candidates to have SC Clearance, as well as over 5 years of practical testing experience. You will be involved in planning and executing complex testing scenarios, particularly with Microsoft Dynamics and React ...

    Senior Frontend Engineer — Real Time, AI Native UI Stack

    Cera, the UK's largest home-care provider, is seeking a Senior Front End Engineer. You will embed in an engineering team, developing user interfaces that clinical operators and carers depend on. This role involves utilizing a modern frontend stack, including React 19 and TypeScript, to enhance care delivery a ...

    Senior Full Stack Engineer — AI, Real Time Data & Ownership

    Searchability® is hiring a Senior Full Stack Engineer in the United Kingdom for a dynamic role that spans both backend and frontend development. You will work on real-time AI and data-driven products, ensuring a high level of autonomy in a fast-growing tech environment. Ideal candidates will possess ov ...

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