1,601 to 1,625 of 1,727 Java Jobs in the UK excluding London

Engineering: Drive best practices across our full stack, guiding the development of responsive frontend applications (React/TypeScript) and robust, scalable backend services (Python, Java, Kotlin, or Node.js). LLM Observability & Reliability: Establish robust LLM observability, evaluations, and caching, implementing latency optimisations and comprehensive monitoring (logging, usage tracking, agent behaviour … GenAI features in production environments. Full-Stack Expertise: High proficiency in modern frontend frameworks (specifically React and TypeScript) and robust backend development languages (Python, Java/Kotlin, or Node.js). GenAI & MCP Knowledge: Deep understanding of LLM APIs, prompt engineering, agentic/multi‐agent architectures, and building/consuming Model ...

build and improve Responsible Gaming tools. You’ll build and maintain React‐based Responsible Gaming tools You’ll write clear, maintainable backend code using Java, building APIs and services that process high‐volumes of signals, events, and enforcement actions You’ll help build and improve APIs, services, and database‐backed … with React (or a similar component‐based frontend framework) and an interest in building clean, functional tooling and user‐facing interfaces An understanding of Java or a similar object‐oriented language, and an interest in developing backend services and APIs Familiarity with databases and SQL, with an interest in learning ...

Citi is seeking a Senior Java Developer to join the Risk Data Team in a hybrid Belfast setting. You will build high‐impact software, design robust microservices, and own critical data pipelines that support risk management across the organization. Join a globally distributed team focused on clean code, scalable solutions ...

Methods in Glasgow is seeking a Senior Data Engineer to design and deliver scalable data solutions. You will leverage Java and Scala to build pipelines, manage distributed big data frameworks, and optimize our data platform. The role emphasizes strong SQL, Java development, ETL/ELT experience, and collaboration with data ...

DWP. Digital with Purpose. Join DWP as a Java Software Engineer and help build secure, scalable digital services that support millions of people across the UK. Working with modern technologies and talented multidisciplinary teams, you'll develop solutions that make a real difference to people's lives every day click ...

DWP. Digital with Purpose. Join DWP as a Java Software Engineer and help build secure, scalable digital services that support millions of people across the UK. Working with modern technologies and talented multidisciplinary teams, you'll develop solutions that make a real difference to people's lives every day click ...

Capgemini is seeking a highly skilled Camunda Developer to design and implement Camunda 8 workflows for lending origination. You will develop Java-based services, create React UIs for user tasks, and ensure scalable, testable solutions across CI/CD pipelines. The role requires 10+ years in Camunda, strong Java stack ...

Citigroup Inc. in Belfast, United Kingdom, is seeking a Senior Software Engineer (Java) to design and evolve large, distributed systems for the FiTP team. The role focuses on high-volume trade capture and processing with a strong emphasis on low latency and multi-threaded Java applications. You will work ...

JPMorganChase is seeking a Java Lead Software Engineer within the Payments Technology Regulatory Reporting team to design and deliver secure, scalable cloud technology products. You will collaborate with agile teams to create solutions that support business objectives and drive continuous improvement. You will lead end-to-end delivery across Python ...

Partners is seeking a Principal Java Engineer to join our high-performing team in the UK. You will own the design and optimization of low-latency, high-throughput backend systems for payments, building secure RESTful APIs and scalable microservices. In this hybrid role, you will deploy and monitor on OpenShift ...

Barclays Adoption Software Engineer role to design and deliver modern digital platform capabilities, collaborating with business and tech teams to craft solutions using Java, BDD, and AWS. The position requires authentication/authorization expertise, knowledge of Ping Identity products, and strong stakeholder management. Glasgow or Knutsford offices; security-minded ...

leading digital consultancy in the UK seeks a talented software engineer to develop RESTful Java APIs and collaborate with cross-functional teams to deliver outstanding solutions. You will play a key role in the success of various client projects, mentoring your team and advocating for best engineering practices. Benefits include ...

leading digital consultancy in the UK seeks a talented software engineer to develop RESTful Java APIs and collaborate with cross-functional teams to deliver outstanding solutions. You will play a key role in the success of various client projects, mentoring your team and advocating for best engineering practices. Benefits include ...

leading digital consultancy in the UK seeks a talented software engineer to develop RESTful Java APIs and collaborate with cross-functional teams to deliver outstanding solutions. You will play a key role in the success of various client projects, mentoring your team and advocating for best engineering practices. Benefits include ...

connectivity provider in Reading seeks a Senior Software Engineer to drive the design and development of shared application services. The role demands expertise in Java and distributed systems, as well as a collaborative spirit to influence product development. This opportunity allows you to make an impact in a product-driven ...

JPMorgan Chase invites applications for a Lead Software Engineer in Infrastructure Platforms, Enterprise Production Automation Services (EPAS). You will design and implement resilient Java/Go backend services and APIs, and drive automation capabilities across AaaS, Ansible Automation Platform, AutoM8, and AI-enabled service management. You will work within ...

JPMorgan Chase & Co. is seeking a Lead Software Engineer in Infrastructure Platforms to design and build resilient backend services and APIs in Java and Go. You will drive automation across AaaS, Ansible Automation Platform, AutoM8, and AI-enabled service management, partnering with product, architecture, SRE, and AI/ML teams ...

team in Stevenage, UK. The role focuses on Windchill customization, configuration, and integration with ERP and other systems, with hands-on development using Java, JSP, XML and Windchill APIs. You will work with cross-functional teams to support and enhance PLM capabilities, handle BRF/Info*Engine, and contribute ...

Senior Fullstack Developer to join a high-performing engineering squad in London or Manchester. You will work on backend-led services using Kotlin or Java 17+, building APIs and event-driven flows, and contribute to modern web interfaces with React and TypeScript. The role emphasizes AI-augmented engineering and collaboration ...

designing and maintaining scalable microservices-based applications while working closely with senior engineers and agile teams. The ideal candidate should have experience in Java-based microservices development, agile methodologies, and a commitment to mentoring junior developers. We offer competitive bonuses, flexible working options, and a supportive environment for professional growth. ...

reliable, engaging software and collaborate with multidisciplinary peers in a hybrid Edinburgh role. You will work on React-based Responsible Gaming tools and backend Java services to process signals at scale, participate in reviews, and improve documentation while supporting a healthy work-life balance. #J-18808-Ljbffr ...

challenges that touch millions and get the opportunity to build the future of finance with Citi Tech. Citi Belfast are hiring for Experienced Backend Java Developers with a skillset ranging from Assistant Vice President to Senior Vice President responsible for contributing to a variety of development activities. The overall objective … these roles is to assist/lead in applications systems development, analysis and programming activities. Skillset Experience held in Core Java (all editions) Knowledge of end-to-end lifecycle of an application For more senior level roles, we would require leadership experience Do you think you could add value ...

Onyx-Conseil in Surrey is seeking a Liferay with Java Developer with 2–5 years of solid development experience using Java Enterprise J2EE and Liferay. You will design and develop Java Enterprise applications, including Liferay portals. You should have experience working in a team and the ability to lead teams ...

across over 600 systems. We build these systems with industry standard frameworks and tools, such as React and Angular on the front end and Java, Spring Boot, Cloud SQL and Apache Kafka on the back end. All of this runs on our cutting edge cloud delivery platform, facilitating over … Strong experience working across the stack, from designing scalable back-end systems to developing responsive front-end applications You should be comfortable working with Java, Spring Boot and the Java ecosystem/JVM Ability to architect and design complex, distributed systems that are scalable, maintainable, and performant Experience with modern ...

strong understanding of celestial mechanics, astrodynamics and atmospheric physics. Skilled in one or more of the following programming languages: Fortran, C/C++, Java, Matlab, Python, SQL, Java-script. Experienced in the development and utilisation of SST/SSA related computer simulations. RTX adheres to the principles of equal employment. ...