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    • 11,423+ Programista Java Java Deweloper Jobs in UK — Top Companies Hiring June 2026

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    Senior Real Time Trading Systems Developer

    White Swan Data seeks a Senior Software Developer in London to join our dynamic engineering team. You'll design and develop low-latency data processing pipelines and maintain integrations with trading platforms. Ideal candidates will have proficiency in Python, Java, and Google Cloud Platform, along with expe ...

    Senior Real Time Trading Systems Engineer

    White Swan Data is seeking a Senior Software Developer to join our Engineering team in London. You'll design and optimize low-latency data processing systems that execute automated trading strategies. A dynamic environment fosters collaboration and innovation, where your contributions significantly impact our ...

    Senior Software Engineer Streaming & Platform Architect

    Visa in Greater London is seeking a Senior Software Engineer to own the technical vision and roadmap, lead streaming solutions, and mentor engineers. The role emphasizes event-driven architectures and requires strong expertise in Java and AWS. Candidates should have 9+ years of experience and a passion ...

    Senior Staff Backend Architect – Global, Equity Options

    Metropolis is seeking a Senior Staff Software Engineer to join our AeroParker team in Stockport. This role encompasses driving the technical strategy for our pre-book mobility platform and managing complex distributed systems while ensuring their scalability and reliability. The ideal candidate has ext ...

    Senior ML Engineer, AdTech Platform (Hybrid)

    Roku, Inc. is seeking a seasoned machine learning engineer to build a cutting-edge platform, managing feature engineering and model lifecycle. The ideal candidate has 6+ years in applied machine learning, coding skills in Python or Java, and experience with distributed frameworks like Spark. The positi ...

    Full Stack Engineer — AI Powered Audiobook Platform

    Creandum Advisor LLP is looking for a motivated individual to build and evolve features for the Spotify for Authors platform. This role involves collaborating across a React/TypeScript frontend and Java backend. Ideal candidates have experience in web application development, with a focus on code quality and ...

    Software Engineer Intern Integrations (Risk Tech)

    Quant Blueprint LLC is offering an internship program in Greater London aimed at students pursuing degrees in fields like Statistics or Computer Science. Interns will collaborate with senior team members, work on a project that adds value to the business, and gain insights into financial markets. Appli ...

    Senior Applied Scientist, Optimization for EU ATS

    Amazon EU SARL (UK Branch) is looking for a Senior Applied Scientist specializing in Optimization. The role is based in London and requires a Master's degree as well as expertise in programming languages like Java, C++, and Python, as well as machine learning and neural deep learning methods. The posit ...

    Applied Scientist, Agentic AI & Formal Verification

    Amazon is looking for an Applied Scientist for the Agentic Automated Reasoning Group in London. This role involves pioneering software verification tools utilizing AI and cloud capabilities. You will collaborate with teams and leverage innovative techniques for code analysis and verification. A Master’ ...

    Senior Staff Engineer, Core Marketing Platforms (Hybrid)

    A leading sports technology company in Edinburgh is seeking a Senior Staff Engineer to lead the technical strategy for their Core Marketing Platforms. The successful candidate will mentor junior engineers and ensure stability and scalability of services. Ideal applicants will have at least 7 years' experience, e ...

    Full Stack GIS Developer — Impactful Public Sector Tech

    A digital transformation consultancy in the UK is seeking a Full Stack GIS Developer to design and deliver innovative solutions that tackle complex public sector challenges. You will work with an experienced team, utilizing technologies such as .NET, Java, and Python in a supportive environment that fosters care ...

    Software Engineer – AI & Secure Systems (On Site)

    A leading tech firm in Greater London is hiring a Software Engineer to join their cutting-edge team focused on developing innovative, mission-driven technology. This role emphasizes building impactful AI-powered tools and secure systems, requiring existing SC or DV clearance. Ideal candidates are skilled in lang ...

    Graduate Software & AI Engineer — London

    Graduate Recruitment Bureau is offering a full-time position as a Graduate Software and AI Developer in London, United Kingdom. Candidates must possess a 2:1 degree or above in computer science or related fields. Experience with Java, SQL, and C# is advantageous, alongside strong analytical and problem-solvin ...

    Lead Engineer, High Performance Trading Platform

    CoinDesk, located in the Greater London area, is seeking a proficient engineer for their Trading Platform Engineering team. This role entails designing and optimizing high-performance systems critical for trading operations. You will leverage your Java proficiency and understanding of Linux kernel internals t ...

    VP of High Performance Trading Systems

    A leading digital asset firm in Greater London is seeking a Trading Systems Engineer to design and build high-performance trading systems. The ideal candidate will have excellent Java skills, extensive experience in low latency systems, and a solid understanding of networking fundamentals. Responsibilities inclu ...

    Senior Full Stack Engineer, Secured Access Platform

    A leading tech firm in Greater London seeks a Senior Software Engineer to join the secured access engineering team. The role involves designing user-facing web security solutions and working with various stakeholders. Candidates should have at least 6 years of backend development experience and be proficient in ...

    Senior Platform Engineer: AI Driven SDLC & Cloud Ops

    A diversified trading firm is seeking a skilled Software Engineer to design and maintain build/release/run tooling for development teams. Candidates should have six or more years of experience in software engineering and proficiency in GitHub Actions and at least one programming language such as Python, Go, Java ...

    Backend Engineer — Scale APIs for 1M+ Users, Hybrid/Remote

    Depop Limited, based in London, seeks a skilled Backend Software Engineer to join their team. In this permanent role, you will collaborate across teams to produce high-quality code for a community of over 35 million users, engaging in agile methodologies and continuous improvement practices. Ideal cand ...

    Senior Google Cloud Engineer (DE III) in London Agile Lab

    Agile Labs specialises in custom software, mobile, and web application development for startups and enterprises. Untangle complex problems with our painless development approach. Skills Management skills In-depth knowledge of Hadoop, Spark, and similar frameworks In-d ...

    Director of AI Powered Corporate Actions Platform

    慨正橡扯 is looking for a Director - Application Development Manager to lead the design and delivery of a greenfield Corporate Actions Processing Engine in London. This strategic role combines technical expertise with architectural leadership, guiding teams in transformational projects within financial services. ...

    Senior Backend Engineer Portfolio Data Workflows

    Addepar, located in Edinburgh, is seeking a Staff Backend Software Engineer to enhance their Portfolio Data Workflows team. You will play a critical role in designing and implementing API services that support a growing European market. This position offers substantial technical leadership opportunities in a ...

    Senior Software Engineer — Fulfilment Platform

    Tesco - Corporate, located in Welwyn Garden City, is seeking a talented software engineer to join their global Java tech team. The role involves designing and developing high-performance applications within the new Fulfilment platform, utilizing various modern technologies such as SpringBoot, Kafka, and Azure ...

    Software Engineer Data Discovery & AI Search

    The 1000 European Molecular Biology Laboratory is seeking a dynamic Software Engineer to join the EBI Search project. This role involves integrating biological data and metadata, developing web services, and enhancing user experience through AI technologies. Applicants should have a degree in Computer ...

    Senior Backend Engineer, AdTech (Hybrid, High Impact)

    DEPOP is looking for a Senior Backend Engineer to join their AdTech team, focusing on building scalable systems for advertising services. You'll collaborate with product managers and engineers to ensure top-notch user and advertiser experiences. The ideal candidate will have experience in backend syste ...

    Software Engineer: Cloud, Microservices & Full‑Stack

    Equifax, Inc. is seeking a Software Engineer in Nottingham to join their innovative team. The role involves application development, focusing on improving performance and scalability using modern technologies. Responsibilities include unit testing, code deployment, and participation in architecture dis ...

    Senior Real Time Ad Auction Engineer

    Roku, Inc. in Cambridge is looking for a skilled engineer to contribute to the Ads Auction and Marketplace systems for their CTV advertising platform. This role focuses on real-time decision-making, system optimization, and collaboration with various teams to ensure effective auction strategies. The id ...

    Senior FX Pricing Engineer & Tech Lead

    Citi in Greater London seeks a highly credible hands-on Java engineer to manage and inspire a team of engineers. This role involves defining and implementing solutions benefiting multiple asset classes, with a focus on ultra-low-latency development. As part of a business casual workplace, you will enjo ...

    Cloud & Full Stack Developer (C/JS) – AWS/Azure, UK

    Java Script Works is searching for a Software Developer based in Manchester, United Kingdom. The ideal candidate should have strong programming skills in C and JavaScript, with experience in cloud platforms such as AWS and Azure, and proficiency in SQL database management. This full-time position offers a compet ...

    AI Driven Backend Engineer – FinTech & Scale

    A leading technology platform in the United Kingdom is seeking a Software Development Engineer to develop high-quality software solutions for investment analysis. Ideal candidates will have 4+ years of Java programming experience, strong problem-solving skills, and familiarity with financial markets. The role fo ...

    IT Development Lead for SME Growth & Innovation

    A growing IT firm based in Washington, England, is looking for a Developer to play a crucial role in supporting and developing applications to help double turnover over the next five years. Ideal candidates will possess strong programming skills in Java Script, SQL, HTML, and XML. This is a unique opportunity to ...

    Hybrid London: Senior Test Automation Architect

    A leading IT service provider is seeking a seasoned Test Automation Engineer in London for a hybrid role, requiring 15+ years of experience with core test automation practices. The ideal candidate will have hands-on expertise in automation using Java and Python, along with a deep understanding of CI/CD processes ...

    Product Focused Full Stack Engineer (React/TypeScript)

    Java Script Works is looking for a Full-Stack Product Engineer focused on frontend development in London, UK. The ideal candidate will have experience building projects from start to finish, with a strong proficiency in React, TypeScript, and Tailwind CSS. The role is full-time and pays up to £16 per hour. Candi ...

    Field Reliability Engineer: Automate & Scale Workflows

    Palantir Technologies seeks a Forward Deployed Reliability Engineer for the Greater London area. In this role, you will ensure the stability of mission-critical workflows, engaging directly with operational challenges and advocating for improvements. Ideal candidates have a background in Computer Science or Engi ...

    ML Projects Engineer: AI Driven Banking Systems

    A leading digital bank in the UK is seeking a skilled software engineer to join their ML Projects team. This role involves designing and implementing machine learning features that enhance their banking platform. Candidates should thrive in a fast-paced environment and are encouraged to take ownership of their w ...

    IAM Platform Engineer — Full Stack & Security

    Barlowe LLP is seeking a skilled Software Engineer to join their Security Technology team focusing on Identity & Access Management. The ideal candidate will have full-stack engineering experience, particularly with React and Java or C#. Responsibilities include designing solutions for authentication and autho ...

    Secure Software Engineer Bristol Hybrid SC Cleared

    Searchability is seeking an experienced Software Engineer to join their team in Bristol. This hybrid role allows for 3 days onsite work, focusing on delivering secure software solutions for defence projects. The successful candidate should be proficient in Python, C#, or Java, with exposure to AI or Machine L ...

    Hybrid Security Engineering Lead | Cloud Native & DevSecOps

    MCS Group is seeking an experienced Managing Security Engineer to lead a high-performing engineering team in Belfast. This hands-on leadership role requires expertise in security controls and modern programming languages like Java, JavaScript, or Python. The ideal candidate will foster an engineering c ...

    Security Engineer II: Secure SDLC Innovator (Hybrid Belfast)

    EverQuote, Inc. in Belfast is seeking a Security Software Engineer II to enhance security practices and streamline vulnerability management. The role involves working on security tooling, monitoring cyber threats, and collaborating with teams on security solutions. Candidates should have 2-3 years of experience, ...

    Lead Android Developer

    I am working with a well known bank who are searching for Senior and Lead Android Developers to join their Bristol based Engineering team. Candidates will have demonstrated extensive experience of Android, Kotlin and Java and experience across the key phases of software delivery lifecycle. Banking expe ...

    Impactful SDE I: Build Scalable Cloud Apps

    Amazon is hiring a Software Development Engineer (SDE-I) in Cambridge, UK, to innovate and build solutions impacting millions of customers. The candidate should be pursuing or have completed a degree in Computer Science or related fields, expected to graduate between October 2025 - September 2026. Experience in ...

    DevOps Engineer: Cloud, CI/CD & Microservices

    TP ICAP is seeking a DevOps Engineer to enhance software delivery by driving automation and optimizing deployment pipelines. This role aims to embed DevOps principles across teams, enhancing operational efficiency and reliability. The ideal candidate has a degree in a relevant field, solid experience in cloud pl ...

    Senior Platform Engineer & AI Systems Lead

    RELX INC is seeking a Principal Engineer to shape the technical direction of platforms for the global research community in Greater London, England. The role involves guiding design for secure and scalable systems, directly contributing to high-impact work, and coaching engineers. Ideal candidates should have ex ...

    Full Stack Developer — Growth Driven, Hybrid Role

    A technology consultancy in Greater London is seeking an experienced software developer to contribute to all stages of the software development lifecycle. The ideal candidate has over 2 years of IT experience, a degree in Software Engineering, and proficiency in Java and database management. This role offers a h ...

    Mobile App Developer Android & iOS (Contract, London)

    Java Script Works is seeking a Mobile Application Developer for both Android and iOS based in London, United Kingdom. This contract position requires skills in JavaScript and experience with Cordova, among other technologies. Candidates should have a background in mobile development and familiarity with frame ...

    Remote WordPress Front End Specialist

    Java Script Works is looking for a talented Front-End Developer to join for a duration of 3-4 weeks. The role involves building two Wordpress websites and configuring various plugins to ensure a smooth user experience. The ideal candidate will have proven experience in front-end development, proficienc ...

    Lead AI Platform Engineer – Backend & AI Apps

    London Stock Exchange Group is seeking a Lead Engineer to drive development of secure, scalable digital products. The role entails backend and frontend system management, guiding teams, and implementing engineering best practices. Candidates should have over 5 years of experience, knowledge in Java/Kotlin, Sprin ...

    ML Projects Software Engineer — Build AI Features

    Starling is seeking a software engineer to join their ML Projects team, located in Greater London. The role involves designing and maintaining machine learning features, encouraging innovation and collaboration among teams. The ideal candidate will have extensive experience building complex systems and famili ...

    Gen AI Engineer: Frontline Client Deployments

    A leading software firm in Greater London seeks a Forward Deployed AI Engineer to build and implement solutions using Generative AI technologies. You will engage directly with clients to deliver high-stakes projects and enhance the Gen AI strategy. The ideal candidate will possess a strong engineering background ...

    TypeScript Node.js Engineer for AWS IoT & Vision

    Java Script Works is looking for a TypeScript Node.JS Developer to join their cloud services team in London, UK. The role involves developing a workflow and process management system that harnesses real-world IoT device data, including location tracking and computer vision. The successful candidate will have the ...

    VP, Full Stack Engineering – Lead Scalable, Secure Systems

    A leading financial services firm is seeking a Vice President, Full Stack Engineer to lead high-impact engineering teams in London. This role requires proven leadership in software engineering, deep Java expertise, and strong DevOps practices. The ideal candidate will own the end-to-end delivery of critical soft ...

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      Programista Java Java Deweloper Jobs in United Kingdom Job Search Guide, Trends and Insights