51 to 75 of 152 Senior Java Engineer Jobs in the UK excluding London

CreateFuture is a UK-based AI-native consulting partner helping clients like PayPal, adidas and NatWest build scalable software. We seek a Senior Software Engineer (Java + Vue/Typescript) to design and deliver high‐quality systems, mentor engineers and influence technical direction across multiple projects. ...

experienced Senior Software Engineer or Technical Lead who enjoys remaining hands-on while guiding teams and shaping technical solutions? A leading specialist technical consultancy is looking for a Software Technical Lead to join a live Central Government project. You will work within a collaborative Agile team, building bespoke … testing bespoke software solutions Providing technical direction and communicating clearly with clients Producing solution architectures and technical designs Building full-stack applications using Java, JavaScript, React and TypeScript Designing and deploying cloud-based solutions, primarily using AWS Creating continuous integration pipelines using tools such as GitLab Working across ...

experienced Senior Software Engineer or Technical Lead who enjoys remaining hands-on while guiding teams and shaping technical solutions? A leading specialist technical consultancy is looking for a Software Technical Lead to join a live Central Government project. You will work within a collaborative Agile team, building bespoke … testing bespoke software solutions Providing technical direction and communicating clearly with clients Producing solution architectures and technical designs Building full-stack applications using Java, JavaScript, React and TypeScript Designing and deploying cloud-based solutions, primarily using AWS Creating continuous integration pipelines using tools such as GitLab Working across ...

Senior Full Stack Java/Vue.js Engineer – Contract Location: UK – Fully Remote Rate: Up to £500 per day IR35: Outside IR35 Duration: 6 months initially I'm looking for an experienced Senior Full Stack Java/Vue.js Engineer to join a high-performing engineering … contributing to architectural decisions and working within an engineering environment where quality, reliability and security are critical. Key Skills & Experience Strong commercial experience with Java Excellent experience with Vue.js Strong full-stack development background Experience building and maintaining complex, scalable applications Strong understanding of REST APIs and modern software ...

Vestmark is building the AI-native future of wealth management technology. We are looking for a Senior Java Software Engineer who is serious about AI-assisted development, curious about how software engineering is changing, and ready to do real work on systems that matter. You will … engineering: data structures, algorithms, system design basics, and how production systems behave under real-world conditions Ability to build and deliver working solutions in Java , with willingness to use whatever the problem requires Understanding of APIs, basic cloud concepts, and modern software delivery practices AI Fluency & Curiosity Genuine, hands ...

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 … 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 ...

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 ...

99856935728Posted: 2026-09-01Location: Belfast, Northern Ireland, United KingdomCategory: Technology, Applications DevelopmentCompany: CitiThe 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 … changes in expectations or requirementsExperience 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 ...

Great Place to Work-CertifiedTM company and has won Best Workplaces UK multiple years in a row. We're looking for an experienced Senior Fullstack Engineer who is passionate about building scalable, high-quality software and helping teams grow. This is more than a hands-on engineering role … delivering software that makes a real business impact. What You'll Do Design, build and maintain scalable, secure and resilient backend systems using modern Java and the Spring ecosystem, alongside rich, responsive frontends built with React. Lead technical design and architectural discussions, ensuring solutions are maintainable, performant and aligned ...

Great Place to Work-CertifiedTM company and has won Best Workplaces UK multiple years in a row. We're looking for an experienced Senior Fullstack Engineer who is passionate about building scalable, high-quality software and helping teams grow. This is more than a hands-on engineering role … delivering software that makes a real business impact. What You'll Do Design, build and maintain scalable, secure and resilient backend systems using modern Java and the Spring ecosystem, alongside rich, responsive frontends built with React. Lead technical design and architectural discussions, ensuring solutions are maintainable, performant and aligned ...

Great Place to Work-CertifiedTM company and has won Best Workplaces UK multiple years in a row. We're looking for an experienced Senior Fullstack Engineer who is passionate about building scalable, high-quality software and helping teams grow. This is more than a hands-on engineering role … delivering software that makes a real business impact. What You'll Do Design, build and maintain scalable, secure and resilient backend systems using modern Java and the Spring ecosystem, alongside rich, responsive frontends built with React. Lead technical design and architectural discussions, ensuring solutions are maintainable, performant and aligned ...

Autotrader is seeking a Senior Software Engineer (Backend) in Manchester. You will contribute to a scalable platform powering automotive data, using Spring Boot, RESTful services, and Kafka-driven event processing. The role emphasizes collaboration, code reviews, and pairing in a hybrid work model. We value senior Java ...

McCabe & Barton is seeking a Senior Microservices Engineer (Java/Spring Boot) to join an established Agile engineering team. The role focuses on designing, developing and supporting scalable microservices, with strong collaboration across development lifecycles. You will mentor junior engineers and contribute to continuous improvement. The position ...

IntaPeople Limited in Cardiff is scaling a Product Engineering team and seeking a Senior Java Engineer. You will deliver features, mentor juniors, and turn technical direction into working software. The role involves designing complex solutions with Java Spring Boot on the backend, React/TypeScript ...

Hawk-Eye Innovations Ltd. seeks a Principal Java Engineer to lead backend architecture for a new sports technology product. This hybrid role requires expertise in building high-performance, low-latency systems for real-time data. Candidates should have a strong background in Java and experience with cloud ...

Hawk-Eye Innovations Ltd. seeks a Principal Java Engineer to lead backend architecture for a new sports technology product. This hybrid role requires expertise in building high-performance, low-latency systems for real-time data. Candidates should have a strong background in Java and experience with cloud ...

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 (React ...

Vestmark is seeking a Senior Java Software Engineer to help build AI-native wealth management solutions. You will work on agentic systems and production-quality software that matters, not a ticket queue. In addition to strong Java development skills, the role emphasizes AI fluency, design discussions ...

seeking a Senior Data Engineer with strong SQL and Java expertise to design and deliver scalable data solutions. In this role, you will leverage Java's robustness and Scala's functional data-processing power to build scalable pipelines, manage distributed big data frameworks, and optimize … business stakeholders to translate requirements into scalable data solutions. Implement automated testing, monitoring, and data quality controls across the data platform. Essential Skills & Experience Java: 5+ years of professional experience with Java (Version 11 or higher preferred). Advanced SQL skills with experience in performance tuning, data modelling ...

experienced Senior Software Engineer or Technical Lead who enjoys remaining hands-on while guiding teams and shaping technical solutions? A leading specialist technical consultancy is looking for a Software Technical Lead to join a live Central Government project. You will work within a collaborative Agile team, building bespoke ...

offer you the chance to do it on a global scale and play a real role in shaping our exciting journey.The role As a Senior Software Engineer, you will be a hands-on member of a high-performing engineering squad, building and operating business-critical digital services. This … backend-led full-stack role. You will use Kotlin or modern Java, ideally Java 17 or later, together with the wider JVM ecosystem, to develop reliable services and APIs. You will also contribute to modern web interfaces using technologies such as React and TypeScript. You will work ...

Socially Responsible Recruitment | Certified B Corporation is seeking experienced Senior Software Engineer to join a growing consultancy delivering complex, mission-critical software across Central Government. You’ll work in an Agile team on full-stack development with Java, TypeScript/JavaScript, deployed across AWS, Azure and private ...

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 ...

leading IoT 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 ...

Square One Resources is seeking a Senior Java Developer to design and build secure, high-scale backend services in a regulated financial services environment. Based in Dunton, Basildon, this on-site role focuses on identity and access management and modern cloud-enabled architectures. You will work on microservices ...