26 to 50 of 210 Java Engineer Jobs in the UK excluding London

Senior Java Software Engineer - Equity Swaps Technology Location: Glasgow (Hybrid - 2 days per week in the office) Industry: Global Investment Bank A leading global financial institution is seeking a Senior Java Software Engineer to join a distributed technology group delivering a high-profile lifecycle engine platform. … backed by comprehensive automated testing. Required Experience & Technical Skills Core Engineering: 8+ years of commercial software development experience with strong expertise in multi-threaded Java (Java 17/21) and Spring Boot. AI-Assisted Development: Experience leveraging agentic AI tools (e.g., Claude Code, Cursor, or AI-assisted coding ...

Software Engineer – Java/Back EndHybrid – 2 days per week in the officeJava, PostgreSQL, APIWe are looking for an experienced Back End Developer with excellent Java, PostgreSQL and API skills due to software development moving from an outsourced model to in-house. Working alongside the development team … highly involved with knowledge transfer, including code walkthroughs, pairing sessions, and documentation reviews with the outgoing external team. Gain understanding of the current Java application architecture – service boundaries, dependency injection patterns, build system, and deployment configuration. Design and implement new back-end features, enhancements, and bug fixes in Java ...

Senior Software Engineer (Java Or Python) 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 … business practices, and escalating, managing and reporting control issues with transparency Additional Job Description Experience in full‐stack application development with strong expertise in Java or Python Deep experience with backend frameworks such as Spring Boot/Spring Core and Flask/FastAPI Solid frontend experience with modern JavaScript ...

Full Stack Engineer | Java, Spring Boot and Angular Experience: 10+ years Employment Type: Full-time Work Mode: On-site, based on project requirements Notice Period: Immediate joiners preferred Job Summary We are looking for an experienced Full Stack Engineer with strong expertise in Java, Spring Boot … equivalent education and professional experience. Minimum 10 years of software development experience with strong full stack application development exposure. Strong hands-on experience in Java-based backend development. Excellent proficiency in Spring Boot, Spring MVC and Spring Security . Strong experience in Angular and TypeScript , including the development ...

98171091088Posted: 2026-08-21Location: Belfast, Northern Ireland, United KingdomCategory: Technology, Applications Development, ProfessionalCompany: CitiSenior Software Engineer (Java Or Python) 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 … escalating, managing and reporting control issues with transparency. Key Skills and Experience requiredAdditional Job DescriptionExperience in full‐stack application development with strong expertise in Java or Python Deep experience with backend frameworks such as Spring Boot/Spring Core and Flask/FastAPISolid frontend experience with modern JavaScript frameworks ...

Senior Software Engineer - Java, Cloud and AI London, UK (5 days Onsite) As a Senior Software Engineer in Enterprise Platforms, you will be part of an agile team building and evolving platform services, integrations, and data-enabled solutions that support enterprise communication data and regulatory controls. … technical troubleshooting, with the ability to think beyond routine or conventional approaches to build durable solutions and break down complex technical problems using Java, Spring, and Spring Boot Creates secure and high-quality production code for microservices and REST APIs, and maintains synchronous and asynchronous processing components that integrate ...

Principal Java Engineer - Backend Platform Salary: £76,340 - £100,340 Per Annum Contract: Full-Time, Permanent Location: Hybrid - minimum 2 days per week in office, Basingstoke/London/Bristol About the Role The Principal Software Engineer (Full-Stack, Backend-leaning) is a senior engineer responsible … technical leadership of the wider engineering team, given the seniority of this role. Skills and Experience Strong backend engineering background with production experience in Java (required). Demonstrated experience building low-latency, high-throughput systems - this is a core requirement, not a nice-to-have. Working knowledge ...

Principal Java Engineer - Backend Platform Salary: £76,340 - £100,340 Per Annum Contract: Full-Time, Permanent Location: Hybrid - minimum 2 days per week in office, Basingstoke/London/Bristol About the Role The Principal Software Engineer (Full-Stack, Backend-leaning) is a senior engineer responsible … technical leadership of the wider engineering team, given the seniority of this role. Skills and Experience Strong backend engineering background with production experience in Java (required). Demonstrated experience building low-latency, high-throughput systems - this is a core requirement, not a nice-to-have. Working knowledge ...

their needs, and translating them into effective outcomes. You understand and align with Solirius Reply Values The Role: We are seeking a highly skilled Java Engineer with AI expertise to design, develop, and deploy intelligent, scalable applications. You will work at the intersection of backend engineering and artificial … passionate about clean architecture, performance optimization, and applying AI technologies to real-world business challenges. Requirements Key Responsibilities Design, develop, and maintain high-performance Java-based applications Integrate AI/ML models into production-grade backend systems Build RESTful APIs and microservices using modern Java frameworks Collaborate with ...

Software Engineer (Java/Python) National Security Location: Gloucester| Hybrid £40,000 £60,000 + Bonus + Security Clearance Allowance We're looking for Software Engineers to join a growing National Security team based in Gloucester. You'll work on cutting-edge, mission-critical projects, developing secure software … within some of the UK's most sensitive environments. Key Responsibilities Design, develop and maintain high-quality software solutions Develop back-end applications using Java or Python Work with cloud technologies Write clean, secure and well-tested code Collaborate within Agile development teams Participate in code reviews and technical ...

Global Fixed Income Trade Processing (FiTP) Team is seeking a Senior Software Engineer (Java) with a proven track record of design and developing large, complex and distributed systems. This role is within the FiTP team in Belfast, United Kingdom. The successful individual will ideally have a good knowledge … expectations or requirements Experience required Solid understanding of software development fundamentals including data structures, design patterns and object‐orientated programming. Proficiency in core Java demonstrable success in developing multi‐threaded applications and expert level knowledge in data structures, algorithms, collections, and error handling. Spring Framework (and Spring Boot): This ...

Java Software Engineer - Liverpool 1dpw - up to £70,000 Exalto consulting are currently recruiting for a permanent java software engineer, this is to work for a fantastic organisation, paying up to £70,000 basic salary depending on experience and benefits, looking for someone willing … will also gain opportunity to upskill to new technologies (react native, azure and sharepoint) Essential skills and experience Strong backend development experience using Java and Spring, including working with large or mature codebases. Experience deploying and managing Java applications on Apache Tomcat and/or IBM WebSphere application ...

Java Software Engineer - Liverpool 1dpw - up to £70,000 Exalto consulting are currently recruiting for a permanent java software engineer, this is to work for a fantastic organisation, paying up to £70,000 basic salary depending on experience and benefits, looking for someone willing … will also gain opportunity to upskill to new technologies (react native, azure and sharepoint) Essential skills and experience Strong backend development experience using Java and Spring, including working with large or mature codebases. Experience deploying and managing Java applications on Apache Tomcat and/or IBM WebSphere application ...

Senior Software Engineer - Java, Cloud and AI London, UK (5 days Onsite) As a Senior Software Engineer in Enterprise Platforms, you will be part of an agile team building and evolving platform services, integrations, and data-enabled solutions that support enterprise communication data and regulatory controls click ...

Global Fixed Income Trade Processing (FiTP) Team is seeking a Senior Software Engineer (Java) with a proven track record of design and developing large, complex and distributed systems. This role is within the FiTP team in Belfast, United Kingdom. The successful individual will ideally have a good knowledge … expectations or requirements. Experience required: Solid understanding of software development fundamentals including data structures, design patterns and object-oriented programming. Proficiency in core Java demonstrable success in developing multi-threaded applications and expert level knowledge in data structures, algorithms, collections, and error handling. Spring Framework (and Spring Boot): This ...

Citigroup Inc. is seeking a Senior Software Engineer (Java or Python) to help shape next‐gen financial software. You will engage in full‐stack development, leverage Spring Boot/Core and Flask/FastAPI, and build cloud‐native solutions with modern JS frameworks. You will also explore ...

Ground Segment Software Engineer (Java/C++/Python) Oxford - Hybrid 2 days per week £65000 - £95000 + Benefits Must Have's - Must possess an EU or Five Eyes passport (UK, US, Canada, New Zealand, Australia) - Has worked Full Stack with Java, Python or C++ paired with … candidates with a Bachelors, Masters or PhD Degree in a STEM or Computing discipline. Must have at least five years development experience using Java, Python or C++ for Back end Development and 2+ years working with JavaScript on the Front End, ideally with the React framework. It is essential ...

Salve.Inno Consulting is seeking a senior Java engineer to provide technical leadership across multiple microservices and cloud-native backend systems. You will design, build, and ship production-grade code in Java with Python contributions when needed, while mentoring peers and shaping architectural decisions. You will collaborate with ...

Software Engineer (Java/Python) National Security Location: Gloucester Hybrid £40,000 £60,000 + Bonus + Security Clearance Allowance We're looking for Software Engineers to join a growing National Security team based in Gloucester. You'll work on cutting-edge, mission-critical projects, developing secure software ...

Backend Software Engineer/Developer (Java) Newcastle onsite to £120k Do you have expertise with backend Java development within finance/trading environments? You could be progressing your career in a senior, hands-on Java Developer role at a scaling FinTech. As a Backend Software Engineer you'll play a key role in a new client engagement to transform a highly complex C++ legacy trading system into a modern Java based application. You'll collaborate with Front Office trading teams as well as other highly skilled software engineers and product teams to deliver robust ...

opportunity to impact your career and provide an adventure where you can push the limits of what's possible. As a Lead Software Engineer-Java/Spring Boot at JPMorgan Chase within Commercial and Investment Banking's Post-Trade Technology team, you are an integral part … applied experience Hands-on practical experience delivering system design, application development, testing, and operational stability Advanced in one or more programming language(s), including Java Hands-on experience building and maintaining microservices with Spring Boot, including REST APIs with JSON, dependency injection, configuration management, and actuator-based monitoring. Proficiency ...

Great opportunity for a Senior Java Engineer to join a software consultancy in Manchester as they go through a scale-up following a number of significant client wins in the iGaming industry. The company employ over 500 people and have a strong presence across … mentality, owning all aspects of the systems you work on, from design through to deployment and supporting them in production. Skills: Java and Spring Boot REST APIs and Kafka event-driven systems AWS (including S3, Lambda, ECS, EKS, MSK) TDD, CI/CD and IaC Observability AI assisted engineering ...

Citigroup Inc. in Belfast, United Kingdom is seeking a Senior Software Engineer (Java) to design and develop large, complex distributed systems for the FiTP team. You will contribute to high volume trade capture and processing, with a focus on performance, scalability and reliability. The role requires strong Java ...

Ground Segment Software Engineer (Java/C++/Python) Oxford - Hybrid 2 days per week £65000 - £95000 + Benefits Must Have's - Must possess an EU or Five Eyes passport (UK, US, Canada, New Zealand, Australia) - Has worked Full Stack with Java, Python or C++ paired with ...

Manchester Digital is recruiting a Senior Java Engineer for a Manchester-based software consultancy experiencing rapid growth after several client wins in the iGaming sector. You will join a product-oriented team within a large engineering department, owning designs, implementation, deployment, and production support for critical services. Strong … expertise in Java, Spring, AWS, and distributed systems is essential. #J-18808-Ljbffr ...