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    • 211,957+ Technical Java Developer Jobs in UK — Top Companies Hiring July 2026

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    Identity and Security Engineer

    Join to apply for the Identity and Security Engineer role at Boots UK . We are looking for an Identity and Security Engineer to build industry-leading technical security platforms that protect the integrity of identities, systems, applications and data. This is a permanent full‑time ...

    Backend Software Engineer

    Software Engineer – Java 21, SpringbootUp to £550 per day (Inside IR35)London / Remote6 monthsMy client is an instantly recognisable consultancy who require a strong Backend Software Engineer with deep expertise in Java (Spring Boot) to join a large-scale, business‑critical microservi ...

    Backend Software Engineer

    Software Engineer – Java 21, SpringbootUp to £550 per day (Inside IR35)London / Remote6 monthsMy client is an instantly recognisable consultancy who require a strong Backend Software Engineer with deep expertise in Java (Spring Boot) to join a large-scale, business‑critical microservi ...

    Senior AI Enablement Engineer

    Job Description We are hiring a Senior AI Enablement Engineer to help shape how software engineering teams adopt, use, and scale AI‑assisted development across the organization. This is not a traditional full‑stack role, and it is not a “prompt engineering” role. You will work at ...

    Equity Finance Senior Dev / Architect

    Join Barclays as an Equity Finance - Senior Dev / Architect and take a hands‑on leadership role in shaping the architecture of our Prime Brokerage and Capital Markets platforms. You will design and build scalable, event‑driven trading systems using Java and Kafka, define cloud and container strategies with ...

    Junior Full Stack Developer — JS, PHP, SQL

    Gravity Engineering Services Pvt Ltd. is seeking a talented software developer to contribute to a bespoke CRM/ERP platform. Candidates should have a strong foundation in JavaScript, TypeScript, React, and experience in PHP and Laravel for backend development. The position involves collaborating with pr ...

    Senior Unreal Gameplay Architect & Team Lead

    A game development company is seeking a Lead Gameplay Developer to architect essential gameplay systems for a large-scale, live-service multiplayer game in Unreal Engine 5. The role involves leading a team, making key technical decisions, and ensuring scalable and performant gameplay in a remote-first environmen ...

    Strategic API & Integrations Product Manager

    A leading UK tech firm is seeking a Technical Product Manager to drive integration strategy and product roadmap for their HR Tech platform. This role merges product management with business analysis, focusing on translating partner needs into actionable specifications for engineering teams. The ideal candidate w ...

    Blockchain Engineer – Tokenization & Production Readiness

    Luxoft is seeking an Expert Blockchain Developer for a short-term engagement in the United Kingdom. The ideal candidate will have strong experience in blockchain development and smart contract implementation, focusing on remediating issues from vendor transitions and ensuring the stability and security of the ...

    Integration Engineer

    Integration Developer - FTC Department: ITWe’re looking for an Integration Developer to build, support and optimise system‑to‑system interfaces across Pilgrim’s Europe, with a focus on our Seeburger integration platform< ...

    Site Manager

    Site Manager – Bury St EdmundsWe're working with a well-established residential developer based in Suffolk, delivering high-quality new build housing across the region.They're looking for an experienced Site Manager to take ownership of a residential development in Bury St Edmunds, running the da ...

    Integration Engineer

    Integration Developer - FTC Department: ITWe’re looking for an Integration Developer to build, support and optimise system‑to‑system interfaces across Pilgrim’s Europe, with a focus on our Seeburger integration platform< ...

    Full Stack Engineer (Java or C# / React or WPF) – VP

    **Full Stack Engineer (Java or C# /React or WPF) – VP** Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. Fro ...

    Java Software Engineer, Wholesale Credit Risk Analytics Assistant Vice President

    **Software Engineer, Wholesale Credit Risk Analytics** We are seeking a skilled and motivated software engineer to join our Credit Risk Technology team. This role offers an exciting opportunity to work on critical risk management systems, developing solutions that support the bank’s stress testing funct ...

    Software Engineer

    Software Engineer - Glasgow/Edinburgh Hybrid We are creating a world of opportunity for businesses by responsibly harnessing data and AI to enable positive change. We adapt to our clients needs and then bring our engineering, development and consultancy expertise. Our people and our s ...

    SC Cleared Tech Lead

    SC Cleared Tech Lead 6 Months 1 Day per week on site in Reading £- per day (Inside IR35)***Due to the nature of the role and the client, the selected candidate MUST HAVE ACTIVE SC Clearance***My client, a government based department are looking for an SC Cleared ...

    Enterprise Architect

    Role: Enterprise Architect Type: Full-time, permanent Industry: Manufacturing (packaging) Location: London (hybrid) Salary: £95K Overview We're supporting a large organisation undergoing significant transformation, looking to appoint a senior technology/ent ...

    SC Cleared Tech Lead

    SC Cleared Tech Lead 6 Months 1 Day per week on site in Reading £(Apply online only) per day (Inside IR35)***Due to the nature of the role and the client, the selected candidate MUST HAVE ACTIVE SC Clearance***My client, a government based department are looking for an SC Cleared Tech ...

    Senior Software Engineer

    Senior Software EngineerLocation: LondonDepartment: TechAbtrace is looking for a Senior Software Engineer to join our growing team in London. You will be responsible for designing, building, and maintaining the core software infrastructure that powers our clinical decision su ...

    SC Cleared Tech Lead

    SC Cleared Tech Lead 6 Months 1 Day per week on site in Reading £- per day (Inside IR35)***Due to the nature of the role and the client, the selected candidate MUST HAVE ACTIVE SC Clearance***My client, a government based department are looking for an SC Cleared ...

    Python Developer £140,000 + Comps London

    Direct message the job poster from Hunter Bond Quantitative Technology Headhunter at Hunter Bond Role: Python Developer Salary: £140,000 P/A + Bonus + Benefits Location: London Client: Top Fintech My client is a well-established and successful tech house working ...

    Sr. Applied Scientist, Alexa International

    Job ID: | Amazon UK Services Ltd. The Alexa International Science team is looking for a passionate, talented, and inventive Senior Applied Scientist with a strong background in speech models (understanding and generation) and deep learning, to help build industry‑leading Generative AI technology ...

    DevOps Software Engineer

    Introduction Saab in UK is growing rapidly, with over 600 colleagues across eight sites. We bring together Swedish heritage and British expertise to drive innovation in areas such as software engineering, underwater robotics, radars, AI, and armed forces training. Joining Saab in UK means contributing to ...

    Senior Web Developer PAYE Basingstoke Hybrid Working

    Senior Web DeveloperBasingstoke – hybrid working 12 months plusPAYE plus holidays / pension – Please advise rate soughtThe main duties include, but are not limited to:<b ...

    VCARB F1 Team Senior Software Developer

    VCARB F1 Team - Senior Software Developer Full-time Travel: 0-10 Organization: Racing Bulls – UK Branch Job type: Permanent Visa Cash App Racing Bulls F1 Team is one of two Red Bull‑owned F1 teams. Today’s Formula 1 calls for a high leve ...

    Senior C# Developer .Net Core AWS

    Overview Senior C# Developer / Software Engineer (C# .Net Core AWS) Sunderland / WFH to £75k Do you have strong C# .Net Core backend development skills? You could be progressing your career in a senior, hands-on C# Developer role at a growing games / gambling site, whilst enjoying a range o ...

    Senior Ruby on Rails Engineer | Tech Leader & Builder

    Solas IT Recruitment seeks a Senior Software Developer with extensive Ruby on Rails experience to lead development efforts and shape the engineering team. This hands-on role directly influences product decisions and technical strategy. The ideal candidate will have over 10 years of software development ...

    Java Software Engineer Hybrid Working Up to £175,000 Base (+ Bonus)

    Java Software Engineer - Hybrid Working - Up to £175,000 Base (+ Bonus) Get AI-powered advice on this job and more exclusive features. Job Title: Java Software Engineer Salary: Up to £175,000 Base (+ Bonus) Location: London / Hybrid The role: My cli ...

    Sr. Director, Offering Management – Quantum Developer Platform 836

    We are seeking a Sr. Director, Offering Management to join our team in the London or Cambridge, UK offices. Lead the strategy and execution of a cloud-based quantum developer platform that enables developers, researchers, and enterprise users to build, simulate, and run quantum appl ...

    Technical Principal Architect Agentic AI & Messaging

    Step into the role of a Principal Architect at JPMorganChase and become a driving force behind the development and adoption of cutting-edge technologies.As a Principal Architect at JPMorganChase within Prime Finance, you will focus on Technical Architecture, Agentic AI & Messaging Technologies and use ...

    Senior Backend Engineer II Europe Account

    About the role We are seeking a Senior Backend Engineer II that is passionate about our mission of money without borders to collaborate with our Regional Europe & United Kingdom team. Your role will be to drive data‑driven and innovative growth decisions, with a unique opportunity to lead and gro ...

    Senior Backend Engineer II Europe Account

    About the role We are seeking a Senior Backend Engineer II that is passionate about our mission of money without borders to collaborate with our Regional Europe & United Kingdom team. Your role will be to drive data‑driven and innovative growth decisions, with a unique opportunity to lead and gro ...

    Technical Principal Architect Agentic AI & Messaging

    Step into the role of a Principal Architect at JPMorganChase and become a driving force behind the development and adoption of cutting-edge technologies.As a Principal Architect at JPMorganChase within Prime Finance, you will focus on Technical Architecture, Agentic AI & Messaging Technologies and use ...

    Senior C# Developer: Integration & DevOps for Finance

    PAW Associates, a leading global investment management firm in London, is seeking a Senior Analyst Developer to join their Equity & Multi Asset team. In this role, you will work on critical integration projects, focusing on both in-house and externally supplied systems. The position requires a strong t ...

    DevEx Platform Lead: Build Scalable CI/CD & Templates

    United States Digital Space LLC in Greater London seeks a Lead DevEx Engineer to enhance how engineers build, ship, and operate services. You'll focus on evolving templates and standards, contributing to AI-enabled initiatives, and leading technical decisions across teams. The role requires proficiency ...

    Senior C# Engineer Remote, Scale & Technical Leadership

    Oxbow Talent is seeking a Senior C# Developer for a fully remote role based in the UK. This position involves working on scalable software for a global consultancy, contributing to technical direction, and engaging with complex projects. The ideal candidate has strong experience with C# and .NET, enjoy ...

    Lead C# .NET Engineer – Fintech Desktop Platform (Hybrid)

    Client Server is looking for a Lead Software Engineer / Developer (C# .Net) in Reigate. This role involves leading multiple Agile teams and managing a complex desktop insurance platform. Candidates should have a strong background in C# .Net backend development, technical leadership, and modern software practices ...

    Salesforce Admin & Developer: GTM Ops Tech Lead

    Spire Global, Inc. is seeking a Salesforce Administrator & Developer to manage and optimize our CRM systems, including Salesforce and HubSpot. This role is technical-first, focusing on administration, development, and integration, ensuring a seamless experience across Sales and Marketing teams. Required is 3–5 y ...

    Senior .NET Architect: Scalable APIs & Cloud Solutions

    A global technology consulting company is looking for an experienced Asp.Net developer to translate business needs into technical solutions, ensuring high quality in C# and .NET application development. The ideal candidate will have a decade of experience and expert skills in MVC, Microservices, and OOP. This ro ...

    Senior Ruby on Rails Lead — Azure Migration

    A leading recruitment firm is seeking a Lead Ruby Developer to oversee a critical government digital service's migration to Azure. This full-time contract role, inside IR35, offers £500 per day. The successful candidate will lead technical direction, mentor developers, and implement new features while ensuring c ...

    Prototype Design Engineer for Global Sanitation Innovation

    A leading postgraduate university in the UK is seeking a Design Engineering Technical Developer on a fixed-term contract. The successful candidate will support the development of innovative sanitation solutions as part of the Cranfield Circular Toilet Project. This role involves creating detailed CAD models, enh ...

    Lead Backend Engineer — APIs, Data & Cloud

    A leading AI platform company in Greater London is looking for a skilled backend developer who excels in Python and has experience with Flask and FastAPI. This role offers the opportunity to take technical leadership on diverse projects while working closely with cross-functional teams. You will be responsible f ...

    Senior C++ AI Engineer – Renewable Energy (Hybrid)

    A Scientistic Software Company in the UK seeks a Senior C++ Developer to join their team. The role involves delivering commercial quality software in an Agile environment, solving complex technical issues, and improving processes. With a strong focus on innovation and quality, this brings a unique chance to work ...

    Ruby on Rails Engineer — Scale a Global Sports Club SaaS (Remote)

    TeamFeePay is seeking an experienced Ruby on Rails developer to join our growing team in Belfast, UK. You'll own features, tackle performance issues, and shape technical direction within a dynamic sports-tech startup. Ideal candidates have extensive experience with Rails, web applications, and AI coding tools. W ...

    Senior Web Developer: Build High Impact .NET Solutions

    The MTM Agency, based in Southampton, is seeking a Senior Web Developer to ensure high code quality and drive process improvements. You'll collaborate with technical architects and engineers to deliver high-standard projects. Key responsibilities include software development, project management, and pa ...

    Senior Backend Node.js Engineer — Hybrid, AWS, Real Time

    Ocho People is looking for a Senior Backend Developer based in Greater London to join an ambitious product technology company. The role involves designing and delivering scalable backend systems that support real-time data processing and cloud-native applications, with opportunities for technical ownership an ...

    Lead C# Engineer — Cloud, AI & Architecture

    Arch Capital Group Ltd. is seeking a software developer located in Manchester, England. The role involves providing technical guidance, optimizing code, and collaborating with team members while using C# and related technologies. Ideal candidates will have in-depth knowledge of C# and experience with S ...

    Senior .NET Developer: Modernise & Cloud Migration Lead

    Sivara GmbH in Iver Heath is looking for a C# Developer to enhance and transform a WinForms desktop application. This role requires strong experience with C# and .NET technologies, along with a collaborative mindset to work closely with leadership. You will participate in a major systems transformation ...

    Senior Integration Lead API First & Azure Ecosystem

    London Business School is seeking an Integration Developer Lead to provide technical leadership in a hybrid environment. The role requires a minimum of 2 days on campus and involves overseeing enterprise integrations while ensuring they are secure and scalable. The ideal candidate will have substantial ...

    Graduate Software Developer – Trading & Research Systems

    Spectrum IT Recruitment is looking for a Graduate/Junior Software Developer to join a high-tech company in central London. This role involves developing and enhancing in-house trading and research platforms, working with a modern Microsoft technology stack including C#, .NET, and SQL Server. The ideal ...

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