1 to 25 of 73 Java Engineer Jobs in the UK

Location: London (Hybrid) Salary: Up to £95,000 + bonus + benefits Permanent A leading Tier 1 investment bank is hiring a Java Software Engineer to join a front-office aligned Equities Risk technology team in London. This is a high-impact role focused on building low-latency … with a strong focus on: Improving latency, performance, and platform efficiency Building event-driven, distributed systems handling large volumes of market data Developing containerised Java services within a modern cloud-native stack Working in a front-office environment with direct business exposure This is an ideal opportunity ...

Senior Java/AWS Engineer - Regulatory Reporting (Financial Services) London (Hybrid) | Permanent We're hiring a Server-Side Java/AWS Engineer to join a global investment management firm's regulatory reporting team. This is a great opportunity to work on business-critical systems that support … transaction reporting across EMEA/APAC. What you'll do: Build scalable microservices using Java (Spring Boot) on AWS Develop RESTful APIs and cloud-native solutions Work on regulatory reporting platforms with real business impact Collaborate closely with product and business teams Tech stack: Java (17+), Spring Boot ...

passionate and committed individuals who want to kickstart a career in technology! You must be willing to complete full-time training in our Java Automation Engineer programme and will then be assigned to work in a junior role with one of our trusted client partners as a 'Spartan ...

Senior Java Engineer (AWS, REST, SOAP) - Hybrid - Sussex Daily rate: £500 - £700 (inside IR35) Duration: 6 months Hybrid: 2 days per week (Tues + Wed) Start: ASAP My new client is looking for a highly skilled Senior Java Engineer to join their engineering team. The ideal … architectures, contribute to API and microservices development, and help drive best practices across the engineering organisation. Key Responsibilities Design, develop, and maintain high-quality Java applications using Spring Boot. Build and optimise RESTful APIs and contribute to GraphQL service development. Develop cloud-native solutions using AWS services such ...

Software Engineer/Developer (Java Mathematics) WFH/Surbiton to £50k Are you a 'mathematically minded' Software Engineer looking for an opportunity like to progress your career working on complex and interesting systems? You could be joining a global geoscience technology company within oil and gas exploration. … Software Engineer you'll join a supportive Agile team responsible for the company's highly complex web based data management platform/client portal. You'll gain exposure to the full software development lifecycle working on new features and enhancements as well as maintaining existing applications. Location/ ...

Senior Full Stack Engineer (Java/Python) Contract Length - 6 months Location - London (2 days onsite) We are hiring a Senior Full Stack Engineer for a high-priority, ASAP-start contract role with a leading UK tech platform. This is a hands-on senior engineering position within … contributor working across backend and frontend systems, helping shape technical direction and confidently engaging with stakeholders to influence engineering decisions. The core stack is Java-first, with increasing importance on Python-based services (including orchestration, agents, and modern AI/LLM integrations), alongside a strong React frontend. This ...

Backend Software Engineer/Developer (Kotlin Java Spring Boot) London/WFH to £80k Are you a backend focused technologist with real-time financial systems experience? You could be progressing your career as a Backend Software Engineer at a highly successful financial software house whose award winning … dental care Gym membership Childcare vouchers, cycle to work scheme, season ticket loan Ability to buy extra holiday Your role: As a Backend Software Engineer you will build high-performance, real-time servers powering critical financial applications, designing fast, intuitive APIs that simplify integration. You'll focus on writing ...

Senior Java Software Engineer – Java 11+, Spring, Spring Boot, Microservices, Kafka, Akka, Docker/Kubernetes, Real-time, TDD/BDD, Reactive Programming, MongoDB Payments A Senior Java Engineer with a background in finance/payments and experience working on distributed real-time systems is sought … specialises in providing high performance technology solutions to global financial institutions (including several Investment Banks), primarily to augment their payments capabilities. As a Senior Engineer, you will join the core engineering team working on the development of their real-time payments processing platform, using a primary tech stack ...

Lead Java Engineer – Low Latency, High Throughput, Front Office, LMAX Disruptor, Aeron, Real-time Streaming, SQL, Fixed Income A Lead Java Engineer with expertise in low latency, high throughput Front Office trading systems is sought after by a global Investment Bank to join their Fixed Income … real-time streaming capabilities, re-architect into a highly componentised microservices based platform, as well as long-term strategic cloud migration. As a Lead Engineer, you will have direct input into shaping this modernisation programme with regards to future-state architecture, development approach and acting as a liaison between ...

Lead Full Stack Engineer (Java, AWS, Angular) (MarTech/Data Analytics) Manchester, Hybrid (3 days onsite) | No sponsorship available We're partnering with a leading global investment organisation to find an experienced Lead Full Stack Engineer to play a pivotal role in shaping and delivering next-generation … hands-on leadership role -ideal for someone who still enjoys coding while leading from the front. You'll combine deep technical expertise across Java, AWS, and modern JavaScript frameworks (Angular) with strong leadership capability and a passion for data-driven, customer-centric platforms . Role Overview Lead design ...

passionate and committed individuals who want to kickstart a career in technology! You must be willing to complete full-time training in our Java Automation Engineer programme and will then be assigned to work in a junior role with one of our trusted client partners as a 'Spartan … will be reviewed accordingly, aligning to availability and requirements ensuring we can match the right candidates to the right roles. We are seeking Junior Java Automation Test Engineer, Technical Consultants to join our team: Automation Testing is at the core of defining, developing and testing products for businesses ...

Backend Specialist (Java & Kotlin) Location: London (Hybrid: 2-3 days per week) Type: Full-time/Permanent Experience: 5-7 years We are seeking a high-caliber Backend Specialist with a strong foundation in Java and Kotlin to join our development team in London. In this role … building efficient, maintainable backend solutions while collaborating with cross-functional teams to deliver high-performance features. Key Responsibilities Develop & Maintain: Build robust applications using Java and Kotlin within a Spring Boot environment. Architect: Design and implement scalable Microservices architectures. Collaborate: Work with Project Leads, BAs, and DevOps to translate ...

clients' projects. What we're looking for. To be successful for this role you will demonstrate a level of ability in C#, Java or similar. You will be passionate about technology and eager to learn programme development to an advanced level. We're seeking candidates who can exemplify ...

Java Engineer Contract Location: Hybrid (1 day per week in Farnborough, UK) Contract Duration: Initial 912 months Rate: £500 Why this role? Complex Systems: Work on large-scale, high-throughput platforms Modern Stack: Cloud-native architecture using AWS and containers Impactful Domain: Build and evolve payment-centric systems ...

Principal Java Engineer London – Hybrid (1 day per week onsite) Are you a senior/lead hands-on Engineer who thrives in event-driven, asynchronous environments? Do you enjoy building low-latency, high-throughput distributed systems where correctness, resilience, and performance really matter? This is an opportunity … near-zero downtime. Design and implement high-throughput, low-latency systems processing millions of real-time payment events Build event-driven architectures using modern Java and reactive frameworks Work extensively with non-blocking I/O, asynchronous flows, back-pressure, and concurrency Contribute to system and API design, focusing ...

Java Software Engineer – Defence, Cyber & Intelligence | Full-Time | eDV Clearance Required We are seeking Software Engineers at all levels to join a leading aerospace and defence organisation, delivering mission-critical software for high-impact programmes in the Defence, Cyber, and Intelligence sectors. You'll work on cutting-edge … Responsibilities: Software design, development, and debugging on secure systems Creating and maintaining test frameworks (e.g., JUnit 5) Developing in Linux environments with modern languages (Java, Python) Working with Agile/SCRUM practices and CI/CD pipelines (GitLab) Contributing across the software development lifecycle from requirements to deployment Tech ...

Java Full Stack Engineer (Consultant – Senior Consultant) - Permanent Position An established digital engineering practice is growing its team and looking for Java Full Stack Engineers to join a range of high-impact transformation programmes. The work focuses on building modern, user-centred digital services across large-scale … sector domains. This is a hands-on engineering role where you’ll contribute across the full development lifecycle. You’ll be designing and building Java-based microservices using Spring Boot, developing APIs, and working on front-end applications using modern JavaScript frameworks such as React or Angular. Projects ...

Overview We are seeking a Senior Java Developer to join a regulated banking environment in London. You will work on cloud-native services using a modern Java stack, contributing to secure, resilient platforms that support critical banking products. Key Details Location: London, Greater London, United Kingdom Rate … Contract: Minimum 6 months, high potential to extend Work pattern: 2 days per week, onsite Responsibilities Design, build and maintain Java microservices and APIs using Spring Boot. Own delivery end-to-end: requirements clarification, implementation, testing, deployment and support. Improve engineering practices, code quality, observability and operational resilience. Work ...

Consulting Point is recruiting on behalf of a leading consulting firm looking for a Java Full Stack Engineer to join their fast-growing digital transformation practice. This is a fantastic opportunity to deliver innovative, real-world solutions in collaboration with multidisciplinary teams across the public and private sectors. … Java Full Stack Engineer, you will play a key role in designing and building cloud-native digital platforms and modern web applications. You’ll work closely with clients to understand their needs and deliver value through clean, scalable, and secure code that makes a real impact. Key Requirements ...

Java Software Engineer with around 3-6 years professional, post-graduate experience sought by one of the original Quantitative Hedge Funds, with a 20+ year track-record. The firm are renowned for a healthy, supportive, and collegiate working environment and culture, with no siloes, boasting an industry-leading … Corporate Functions. The team deal directly with business users right across the firm, taking ownership of analysis, design, architecture, and implementation, working primarily with Java, but also with Python, SQL and to a lesser extent, MATLAB. They currently have an opening for a mid-level hire in the team ...

cloud-native systems using modern engineering practices. The environment is data-driven, product-focused, and centred around delivering real value to customers. Tech environment Java/Kotlin (JVM ecosystem) Microservices architecture Cloud-native (AWS/GCP) Spring/Spring Boot Docker & Kubernetes Messaging & streaming technologies Distributed tracing and observability … zero-downtime releases Collaborating in cross-functional squads and contributing to engineering best practices What we’re looking for Strong backend engineering experience (Java/Kotlin preferred) Experience working with distributed systems and cloud technologies A problem-solving mindset with a focus on quality and ownership Comfortable working ...

Required : Experience in Kotlin (or significant Java experience ) Experienced in API development, SQL/databases, HTML/Javascript Excellent writing skills and attention to detail in code Proactive person who will not wait to be told what to do next or be unblocked by others Experience working with standard … active member of a team, participating in peer reviews and in testing others code through automated test scripting Skills Required: Experience in Kotlin (or Java with willingness to learn Kotlin) Experienced in at least two or three of the following: API development, SQL/databases, HTML/Javascript Lots ...

Software Engineers (Java/Data Platform) Remote First (Must be UK based with full right to work with no sponsorship) £75,000–£95,000 **Monthly meetups in London - fully expensed/optional. Access to offices should you prefer I’m working with a global consumer platform processing millions … data, distributed systems and product, working on one of the most unique user datasets in its space. They’re looking for a Senior Engineer to join a small, high-impact team. The role You’ll be working on systems that ingest, process and make sense of large-scale, messy ...

role IS NOT SUITABLE for visa holders Salary : £60,00 - £65,000 Gross DOE About the Role We are seeking a highly skilled Senior Java Developer to join our FX eRisk IT team in London . This team is responsible for designing and delivering cutting‐edge components that enhance … Support deployment of components to development and test environments Participate in intraday and overnight support rotations as required Required Skills & Experience Technical Expertise Strong Java server-side development experience - minimum 4/5 years Proven experience building highly available, multithreaded, distributed systems Demonstrable expertise in low‐latency development ...

Senior Full Stack Engineer (Java/Python) Contract Length - 6 months Location - London (2 days onsite) We are hiring a Senior Full Stack Engineer for a high-priority, ASAP-start contract role with a leading UK tech platform. This is a hands-on senior engineering position within ...