26 to 50 of 3,227 Java Jobs in the UK

Clearance is mandatory for this position. Candidates must hold current and transferable SC Clearance. Key Responsibilities Design, develop and maintain back-end services using Java and TypeScript . Build and support RESTful APIs and micro services using Express.js and related technologies. Deliver secure, scalable and high-performing software solutions within … mandatory). Proven experience delivering software solutions within Defence, Government, National Security or other highly secure environments . Strong commercial experience developing applications using Java . Strong experience developing services and APIs using TypeScript and Express.js . Experience building and supporting REST API and micro service-based architectures. Strong understanding ...

Senior Java Developer Business Unit: FTSE Russell – Index Platform Company: London Stock Exchange Group (LSEG) About Us LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to excellence in delivering the services … everyone can grow, develop and fulfil your potential with meaningful careers. About the Role We are seeking a highly skilled and hands‐on Senior Java Engineer with AI proficiency to help build the next generation FTSE Russell Index Platform. This platform underpins the calculation and distribution of FTSE Russell ...

design, develop, and support scalable cloud-native applications that power Workforce Management (WFM), Customer Experience (CX), and operational business processes. You will use Java and Spring Boot to develop scalable backend services, React with TypeScript to create responsive user experiences, and Node.js where appropriate for supporting components. The role suits … with Workforce Management (WFM), Customer Experience (CX), or contact center solutions is an advantage Responsibilities: Design, develop, test, and maintain scalable backend services using Java, Spring Boot, and established software engineering practices. Build modern web applications using React, TypeScript, reusable components, responsive layouts, and accessible interaction patterns. Develop and consume ...

Senior Agentic AI Full-Stack Software Engineer (Java & React/JavaScript/Angular/Claude Code/Codex) Would you like to help create products to support the sharing of scientific knowledge? Do you enjoy collaborating to solve complex technical problems? About the team Our dynamic Agile Teams deliver … evolve their skills into the roles of the future. What you’ll bring Technical Core Engineering Stack: Proficiency in most of our core technologies (Java, Spring/Spring Boot, JavaScript/TypeScript frameworks such as React or Angular, and SQL), with a willingness to learn others. Experience with Python ...

about developing your career, while helping others along the way, come join the Broadridge team. We are seeking an exceptional Principal Engineer – Full Stack Java to provide technical leadership and architectural direction for client-facing solutions supporting the implementation and ongoing evolution of the Gloss product. In this role … support, and the use of AI-assisted engineering tools. Requirements 12+ years of professional software development experience, including substantial hands-on experience in Core Java, Spring, and Spring Boot. Proven experience operating as a Principal Engineer, Solution Architect, Lead Architect, or senior technical leader with responsibility for technical strategy, platform ...

myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly. Senior Agentic AI Full-Stack Software Engineer (Java & React/JavaScript/Angular/Claude Code/Codex) Would you like to help create products to support the sharing of scientific knowledge … with the attitudes and behaviours that make a great engineer on our team. Technical Core Engineering Stack: Proficiency in most of our core technologies (Java, Spring/Spring Boot, JavaScript/TypeScript frameworks such as React or Angular, and SQL), with a willingness to learn others. Experience with Python ...

Clearance is mandatory for this position. Candidates must hold current and transferable SC Clearance. Key ResponsibilitiesDesign, develop and maintain back-end services using Java and TypeScript. Build and support RESTful APIs and micro services using Express.js and related technologies. Deliver secure, scalable and high-performing software solutions within Defence ...

Spencer Rose are urgently seeking a Java Developer for a 6+ month contract working for a Tier-1 bank in Manchester, experience working with Google Cloud (GCP) is a must . Start: URGENT Location: Manchester - hybrid, 2 days a week in the office Rate: Daily rate negotiable - Inside IR35 Interview … slots are available as soon as today Java (8/11/17+) with strong hands-on experience in enterprise application development. Microservices Architecture using Spring Boot, REST APIs, and distributed system design. Apache Kafka for event-driven architecture, messaging, and asynchronous processing. Google Cloud Platform (GCP) including deployment, monitoring ...

Spencer Rose are urgently seeking a Java Developer for a 6+ month contract working for a Tier-1 bank in Manchester, experience working with Google Cloud (GCP) is a must . Start: URGENT Location: Manchester - hybrid, 2 days a week in the office Rate: £420pd Inside IR35 Interview slots … available as soon as today Java (8/11/17+) with strong hands-on experience in enterprise application development. Microservices Architecture using Spring Boot, REST APIs, and distributed system design. Apache Kafka for event-driven architecture, messaging, and asynchronous processing. Google Cloud Platform (GCP) including deployment, monitoring, and cloud ...

Spencer Rose are urgently seeking a Backend Java Developer for a 6-12+ month contract working for a Tier-1 bank in Manchester, experience working with Google Cloud (GCP) is a must . Start: URGENT Location: Manchester - hybrid, 2 days a week in the office Rate: £475pd Inside IR35 … Interview slots are available ASAP Java (8/11/17+) with strong hands-on experience in enterprise application development. Strong Back End development experience Microservices Architecture using Spring Boot, REST APIs, and distributed system design. Apache Kafka for event-driven architecture, messaging, and asynchronous processing. Google Cloud Platform ...

will help build the automation platforms that keep the firm running securely, reliably, and at scale. This role is ideal for an experienced Java and Go engineer who enjoys leading technical design, developing resilient backend services and APIs, and delivering enterprise automation capabilities across products such as AaaS, Ansible Automation … Platform, AutoM8, event-driven automation, and AI-enabled service management. You will work with technologies including Java, Spring Boot, Go, Kubernetes, Terraform, Ansible, PostgreSQL, CockroachDB, Redis, CI/CD tooling, public cloud services, and observability platforms to solve complex engineering challenges and improve operational stability across critical infrastructure services. ...

focused on building and supporting highly scalable backend systems for live and Video on Demand streaming services. The developer will work primarily with Java and Spring, developing end-user applications and scalable APIs while contributing to technical direction, architecture/design decisions, production support, system reliability, and continuous improvement. … security, resiliency, and performance, along with strong collaboration across development, architecture, and other teams. In this role, you will: Develop and maintain components using Java and Spring, covering new features, fixes, enhancements, and existing functionality. Build well-tested, robust and reliable code, including handling edge cases and usability considerations Identify ...

enrichment, correlation, and root cause analysis to the firm. This is a brilliant role for an engineer with a full stack (but backend-dominant) Java skillset; who brings deep technical expertise to raise the bar for the teams around them. Job Responsibilities Execute creative software solutions across design, development … routine approaches to build solutions and break down complex technical problems. Lead the migration from a legacy monolith to a modern, containerized microservices architecture (Java/Spring Boot; UI modernization as needed), including decomposition strategy, domain modeling, and data migration planning. Re‐architect existing infrastructure to achieve high scalability, reliability ...

## Senior Fullstack Developer — Java or Kotlin, React and TypeScriptApplylocations: London: Manchestertime type: Full timeposted on: Posted Todayjob requisition id: JR100892Founded in Switzerland in 1968, Zühlke is owned by its partners and located across Europe and Asia. We are a global transformation partner, with engineering and innovation in our DNA. … high-performing engineering squad, building and operating business-critical digital services.This is a backend-led fullstack role. You will use Kotlin or modern Java, ideally Java 17 or later, together with the wider JVM ecosystem, to develop reliable services, APIs and event-driven workflows. You will also contribute to modern ...

## Senior Fullstack Developer — Java or Kotlin, React and TypeScriptApplylocations: London: Manchestertime type: Full timeposted on: Posted Todayjob requisition id: JR100892Founded in Switzerland in 1968, Zühlke is owned by its partners and located across Europe and Asia. We are a global transformation partner, with engineering and innovation in our DNA. … high-performing engineering squad, building and operating business-critical digital services.This is a backend-led fullstack role. You will use Kotlin or modern Java, ideally Java 17 or later, together with the wider JVM ecosystem, to develop reliable services, APIs and event-driven workflows. You will also contribute to modern ...

artificial intelligence, machine learning, mobile, etc.) In-depth knowledge of the financial services industry and its technology systems Practical cloud-native experience Experience with Java, Spring Boot, Spring MVC, and Spring Data in a production environment Demonstrated ability to design and deliver microservices with high reliability, clear APIs, and strong … production-ready services and tooling Experience with Starlark for build and automation workflows, including writing and maintaining Starlark scripts and rules Working knowledge of Java and Groovy for integrations and supporting components in mixed-language environments Comfortable with scripting (Shell/Python as needed), debugging, and collaborating across code reviews ...

Global Banking Technology team, you will own end-to-end delivery of secure, full stack features — turning requirements into solid designs, shipping clean Java code, and improving services built on microservices, Kafka/event-driven patterns, and CI/CD pipelines. You will troubleshoot complex production issues, drive performance … proficient applied experience Demonstrated ownership of system design and delivery for production services, including testing strategy, release execution, and operational support Strong proficiency in Java and common frameworks such as Spring Boot, Hibernate, JPA, and Spring Kafka, including performance tuning and troubleshooting patterns Working knowledge of microservices and Kafka/ ...

Senior Software Engineer, Full Stack, Java Belfast, Northern Ireland, United Kingdom Join TRG Screen: Building World-Class Teams. One Expert at a Time. Are you ready to be part of a dynamic team at the forefront of subscription spend management innovation? At TRG Screen, we're not just redefining … most respected private equity firms. Position: Senior Software Engineer, Full Stack Location: Belfast The Role We are seeking a Senior Full Stack Software Engineer (Java) to join TRG Screen’s engineering team. You will design, develop, and evolve backend services and frontend applications across our enterprise product suite — a hands ...

passionate about developing your career, while helping others along the way, come join the Broadridge team.We are seeking an exceptional **Principal Engineer – Full Stack Java** to provide technical leadership and architectural direction for client-facing solutions supporting the implementation and ongoing evolution of the Gloss product. In this role … support, and the use of AI-assisted engineering tools. **Requirements** * 12+ years of professional software development experience, including substantial hands-on experience in Core Java, Spring, and Spring Boot.* Proven experience operating as a Principal Engineer, Solution Architect, Lead Architect, or senior technical leader with responsibility for technical strategy, platform ...

Java Developer/Senior Java Developer Location: Newcastle, three days per week on site - Must be willing to relocate if not local Contract: 12-month fixed-term contract, with the intention to convert to permanent Level: Senior Analyst/Consultant We’re looking for Java Developers at two experience levels … workstreams and mentoring others, you will help create secure, scalable services for complex enterprise environments. What you’ll do Build modular, maintainable services using Java 11+ and Spring Boot. Develop microservices and support end-to-end integration between technical components. Work with cloud and infrastructure teams to deploy containerised solutions ...

Senior Java Developer Contract : 12 Months Location : Hybrid, 60% office attendance at any major UK hub (excluding London) IR35 : Inside IR35 Security Clearance: BPSS required. Active SC clearance desirable but not essential. Candidates without SC will be sponsored through the process if successful. Were looking for experienced Senior Java Developers … quality through automated testing and modern DevOps practices Collaborate closely with engineers, product teams and stakeholders to deliver outcomes Essential Skills & Experience Extensive recent Java development experience within AWS cloud environments Experience building modern cloud services using Java and Node.js Strong understanding of APIs, RESTful services and microservice architectures Experience ...

Identify opportunities to automate operational processes and eliminate recurring issues, improving platform stability and efficiency Develop and implement data-intensive and statistical solutions using Java/Scala on large-scale datasets Design and build AI-enabled applications, including AI Agents and agentic workflows Work across hybrid data ecosystems (AWS, Databricks … aligned with enterprise standards Required Qualifications, Capabilities, and Skills Significant experience in software engineering with formal training or equivalent practical expertise Strong proficiency in Java and Spring Boot, with working knowledge of SQL and modern front-end frameworks (e.g., React) Demonstrated experience in designing scalable, secure, and resilient distributed systems ...

Java Software Engineer (DV Cleared Essential) Cheltenham - Hybrid, 3 days per week Up to £110,000 + Benefits Must Have's Must hold active UK DV Clearance. Must have 5+ years' commercial experience developing software using core Java. Must be able to work from Cheltenham 3 days per week. Your … join a genuinely engineering-led environment where technical expertise, autonomous thinking and collaborative problem-solving are actively encouraged. Your new role As a Java Software Engineer, you'll join an agile engineering team developing components for complex cross-domain security systems. This is much broader than simply receiving tickets ...

Wealth Management – Data & Analytics at JPMorgan Chase, you will help build the instrument reference data platform that many teams rely on. You will write Java services that collect, enrich and share this data. We are now opening the platform to users in the US, EMEA and APAC, and building … enjoy hard problems in a growing cloud environment and want to shape what comes next, join us. Job Responsibilities Design and deliver core Java and Spring Boot services and APIs (REST and GraphQL), and the event (Kafka, MQ), streaming and bulk paths that distribute instrument data to consumers, owning each ...

cloud-ready platforms that power critical post‐trade and collateral workflows. We’re looking for a high-impact, deeply hands-on, and delivery-focused Java engineer with 8+ years of experience who thrives in complex domains, loves turning ambiguity into elegant solutions, and enjoys partnering with stakeholders to drive meaningful … improve the value realized by automation. Required qualifications, capabilities, and skills Formal training or certification on software engineering concepts and advanced applied experience. Strong Java expertise through Java 21 , including modern language features and best practices, building and designing complex applications. Extensive experience building Spring Boot microservices and designing ...