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Java Developer United Kingdom Jobs

45 Job Offers

Senior Java Developer
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Senior Java Developer sought by Barclays for their LF Custody platform team in Glasgow. This senior technical role focuses on hands-on development and engineering leadership, not people management. You will design and deliver scalable solutions using Java J2EE, Spring, and messaging technologies ...
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United Kingdom , Glasgow
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Barclays
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Senior Java Developer
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Senior Java Developer sought by Citi Belfast to design and deploy microservices and RESTful APIs using Spring Boot. Requires 5+ years of core Java expertise, multi-threading, and Spring Framework proficiency. Join a global banking leader offering hybrid work, 27 days leave, private medical care, ...
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United Kingdom , Belfast
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Citi
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Java Developer - FIF
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Join our FIF team as a Java Developer in London. You will build scalable, high-quality software using Java and the Spring ecosystem. We seek expertise in MS SQL, concurrency, and performance optimization. Enjoy a competitive holiday allowance, private medical care, life assurance, and pension con...
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United Kingdom , London
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Barclays
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Senior Java Developer - Fixed Income Algo Technology
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Senior Java Developer role in London, focusing on Fixed Income Algo Technology. You will design low-latency, high-throughput trading components using Core Java, Kafka, and Chronicle. Collaborate directly with Traders and Quants to build robust back-testing frameworks and live trading systems. Ben...
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United Kingdom , London
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Citi
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Lead Java Developer
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Lead Java Developer sought by Citi in London to engineer the future of global finance. You will lead real-time risk enhancements for Credit products, leveraging Core Java, Microservices, and AWS. This senior role demands expertise in JVM tuning, Kafka, and Front Office risk calculations. Enjoy 27...
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United Kingdom , London
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Citi
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Java Developer
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Join Barclays in London as a Java Developer. Design and enhance low-latency, high-throughput connectivity applications for global Futures and Options trading. Utilize Core Java and scripting skills within critical financial systems. Enjoy extensive benefits including private medical care, pension...
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United Kingdom , London
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Barclays
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Java / Angular Software Developer
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Join a high-performing Agile team in Manchester as a Java/Angular Developer. You will design, develop, and maintain modern full-stack applications using Java, Spring Boot, and Angular. This role requires 5+ years of experience building RESTful APIs and scalable services. Strong skills in SQL/NoSQ...
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United Kingdom , Manchester
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RED Commerce - The Global SAP Solutions Provider
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Fx Risk Java Developer
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Join Citi's Markets Technology as an FX Risk Java Developer (VP) in London. You will design and implement core Java solutions using JDK11+, multithreading, and data structures for front-office systems. The role requires experience with SQL/NoSQL databases, messaging queues, and TDD. We offer a co...
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United Kingdom , London
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Citi
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Front Office Senior Java Developer
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Join Barclays in Glasgow as a Senior Java Developer, embedded within the Front Office. You will build scalable Java/Spring Boot solutions for the global EFG Funding Desk, directly supporting critical T+1 settlement transitions. This role requires strong collaboration with business users and offer...
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United Kingdom , Glasgow
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Barclays
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Java / Angular Software Developer
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Join a high-performing Agile team in Manchester as a full-stack Java/Angular Developer. You will design and build modern web applications and scalable backend services using Java, Spring Boot, and Angular. This role requires 5+ years' experience, strong skills in RESTful APIs, databases, and CI/C...
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United Kingdom , Manchester
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RED Commerce - The Global SAP Solutions Provider
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Java / Angular Software Developer
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Join a high-performing engineering team in Manchester as a Java/Angular Developer. You will design and build modern web applications and scalable backend services across the full stack. This role requires 5+ years' experience with Java, Spring Boot, Angular, and RESTful APIs. Work in an Agile env...
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United Kingdom , Manchester
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RED Commerce - The Global SAP Solutions Provider
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Java Full-Stack Developer
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Join our Core Risk team in London as a Java Full-Stack Developer. You will rebuild and migrate legacy systems using modern Java, Angular, and Cloud tools like Kubernetes. This impactful role requires financial services experience and offers excellent benefits including private medical care and pe...
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United Kingdom , London
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Barclays
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FX eTrading Java Developer - VP
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United Kingdom , London
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Citi
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Java (Kotlin) Developer
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Join Citi's Tech team in London to engineer the future of global finance. As a Java/Kotlin Developer, you'll build core Prime Brokerage platforms using Agile and CI/CD practices. We seek proven developers with expertise in Java and Test-Driven Development. Enjoy a competitive package including bo...
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United Kingdom , London
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Citi
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Productivity and Tooling Java Developer
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United Kingdom , Belfast
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Citi
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Full Stack Java Developer
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Join our London team as a Full Stack Java Developer. You will design and build high-performance Securities Lending applications using Java, Spring, Microservices, and Angular. This role requires 4+ years of experience with Agile, TDD/BDD, and distributed systems like Kafka. We offer a comprehensi...
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United Kingdom , London
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BlackRock Investments
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Java Developer
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Join Barclays as a Java Developer in Glasgow. Develop high-performance, scalable applications using core Java, Spring, and modern frameworks within financial services. Enjoy a collaborative environment with mentoring opportunities and benefits including private medical care and pension. Drive inn...
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United Kingdom , Glasgow
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Barclays
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Java API Developer
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Join our team in Knutsford as a Java API Developer. You will design and build robust REST APIs and microservices using Spring Boot and Core Java. The role requires hands-on experience with CI/CD tools like Jenkins, Git, and cloud platforms (AWS/Openshift). We seek a skilled problem-solver with ex...
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United Kingdom , Knutsford
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Experis
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Senior Java Developer
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Join our London team as a Senior Java Developer. You will design and maintain scalable applications and microservices on GCP (GKE, PubSub, BigQuery). Your role includes mentoring juniors, building data pipelines, and ensuring quality via CI/CD and Agile practices. Apply your expertise in OOP and ...
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United Kingdom , London
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80000.00 - 90000.00 GBP / Year
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Signify Technology
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Java Developer
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Join a leading UK broadcast provider as a Java Developer in London. Design and build scalable microservices using Java, Docker, and Kubernetes. Apply your expertise in Kafka, TDD, and event-driven design within agile teams. This role offers mentorship opportunities and work with cutting-edge tech...
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United Kingdom , London
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Arrows Groupe
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About the Java Developer role

Explore the dynamic world of Java developer jobs and discover a career at the heart of modern software innovation. Java developers are the architects and builders of the digital landscape, creating robust, scalable, and secure applications that power everything from enterprise-level banking systems to popular web services and mobile apps. As a professional in this field, you will leverage one of the world's most versatile and enduring programming languages to solve complex business problems and deliver high-performance software solutions.

A career in Java development typically involves a comprehensive set of responsibilities centered around the full software development lifecycle. Professionals in these roles are generally tasked with designing, developing, testing, and deploying applications. This includes writing clean, efficient code, troubleshooting and debugging to resolve issues, and performing system upgrades. A significant part of the role involves collaborating with cross-functional teams, including business analysts, project managers, and quality assurance engineers, to translate business requirements into technical specifications. For senior-level Java developer jobs, responsibilities often expand to include mentoring junior team members, leading projects, making architectural decisions, and ensuring that development practices align with industry security standards and best practices.

The skill set for these jobs is both deep and broad. A strong foundation in core Java is paramount, complemented by expertise in key frameworks and technologies that define the modern ecosystem. Proficiency in Spring Framework (including Spring Boot and Spring Cloud), J2EE, and Hibernate is highly common. Developers are expected to be skilled in building and consuming RESTful web services and APIs. With the industry's shift towards microservices architecture, experience with Docker, Kubernetes, and message brokers like Kafka is increasingly standard. For full-stack Java developer jobs, knowledge of front-end technologies such as JavaScript, HTML/CSS, and frameworks like Angular or React is a valuable asset. Furthermore, familiarity with database management using both relational (e.g., Oracle, PostgreSQL) and NoSQL (e.g., MongoDB) systems, as well as version control with Git, is essential.

Beyond technical prowess, successful candidates for Java developer jobs possess strong analytical and problem-solving abilities. They are adept at working under pressure, managing deadlines, and adapting to changing requirements. Excellent communication skills are crucial for effective teamwork and for explaining complex technical concepts to non-technical stakeholders. A growth mindset is highly valued, with many professionals continuously learning about emerging trends such as cloud computing (AWS, Azure, GCP), DevOps practices, CI/CD pipelines, and even the integration of AI tools to enhance productivity. Whether you are an entry-level coder or a seasoned lead, Java developer jobs offer a challenging and rewarding path for those passionate about building the technology that drives the global economy.