1 to 25 of 61 Senior Java Developer Jobs in the UK

Senior Java Developer My customer is actively hiring a talented & eager Senior Java Developer to join their growing & dynamic team. The successful candidate will be responsible for designing, developing, and maintaining Java-based applications, contributing to the full software development lifecycle from concept … deployment and beyond. This role is ideal for a passionate and seasoned Senior Java Developer looking to further their career in a challenging and rewarding environment. Role Overview You will work on in-house systems, APIs, client reporting and web portal, as well as customising our third ...

Senior Java Developer - Java/Spring/AWS - Remote - £60,000 - HealthTech/Tech for Good Senior Software Developer required for a HealthTech, tech-for-good business delivering software that supports patient care and rehabilitation across the healthcare sector. Salary: £60,000 Location: Remote … Great benefits included This is a hands-on senior developer role, not purely architectural. You will design, build and maintain features on a live SaaS platform, working closely with product and clinical teams in a regulated healthcare environment. It's a genuine opportunity to work on technology with ...

Senior Java Developer - Java/Spring/AWS - Remote - £60,000 - HealthTech/Tech for Good Senior Software Developer required for a HealthTech, tech-for-good business delivering software that supports patient care and rehabilitation across the healthcare sector. Salary: £60,000 Location: Remote … Great benefits included This is a hands-on senior developer role, not purely architectural. You will design, build and maintain features on a live SaaS platform, working closely with product and clinical teams in a regulated healthcare environment. It's a genuine opportunity to work on technology with ...

Senior Java Developer Scotland Remote Our client, an established financial services company, is looking for a capable Senior Java Developer to strengthen their engineering function. You'll take a hands-on role in shaping the future of their post-trade platform, spanning proprietary systems … looking to sharpen their capital markets know-how while stepping into leadership and mentoring, with hands-on access to cloud-native tools, cutting-edge Java work and AI. On the development side, you'll build and support in-house systems, APIs, reporting tools and the client portal; bring ...

Senior Java Developer Scotland Remote Our client, an established financial services company, is looking for a capable Senior Java Developer to strengthen their engineering function. You'll take a hands-on role in shaping the future of their post-trade platform, spanning proprietary systems … looking to sharpen their capital markets know-how while stepping into leadership and mentoring, with hands-on access to cloud-native tools, cutting-edge Java work and AI. On the development side, you'll build and support in-house systems, APIs, reporting tools and the client portal; bring ...

Title: Senior Java Developer - Associate/VP Job Code: 13829 Country: GB City: London Skill Category: IT\Technology Job title: Senior Java Developer Corporate Title: Associate/VP Department: Global Execution Services – Instinet Crossing Technology Location: London (Hybrid) Company overview Nomura is a global … trading technologies and has been an innovator at the forefront of the market's evolution. For more information, please visitwww.instinet.com. Role Overview As a senior Java Developer in the Crossing Technology team, the main responsibility is to develop, maintain, and improve the performance of Instinet’s Crossing ...

Senior Java Developer Scotland Remote Our client, an established financial services company, is looking for a capable Senior Java Developer to strengthen their engineering function. You'll take a hands-on role in shaping the future of their post-trade platform, spanning proprietary systems ...

Title Senior Java Developer Overview Ocho is partnering with a high-growth cybersecurity organisation to hire a Senior Java Developer to join their expanding Belfast engineering team. You'll be working on cutting-edge platforms used by globally recognised, blue chip clients, tackling complex … star engineering team where you'll have real ownership, influence and clear progression. Key Responsibilities Design and build scalable backend systems using Java Develop secure, high-performance services in a cloud-native environment Work on complex, real-world cybersecurity challenges Collaborate with senior engineers, architects and product teams ...

Senior Java Developer Location: Newcastle Please Note: Any offer of employment is subject to satisfactory BPSS and SC security clearance which requires 5 year continuous UK address history (typically including no periods of 30 consecutive days or more spent outside of the UK) at the point … unparalleled opportunity to grow and advance. How best to develop your skills and hone your talents within an innovative technology environment. As a Senior Java Developer, you will Advocate for and employ good development practices on the team such as consistent branching strategy, coding standards, Test Driven ...

Senior Java Developer - BSS/OSS - HYBRID We're looking for an experienced Senior Developer to join a Software Engineering team delivering enterprise-scale solutions. This is a hands-on role where you'll design, develop and enhance high-performance applications while collaborating with architects … Produce technical documentation and promote development best practices. Mentor junior developers and provide technical guidance. Skills & Experience Essential Extensive experience developing enterprise applications using Java . Strong knowledge of Spring Boot and J2EE . Experience building RESTful APIs , Microservices , and working with Kubernetes or OpenShift . Strong SQL skills ...

Senior Java Developer | 6 Month Contract | (Inside IR35) | Hybrid, Leeds/Sheffield/London (1 day per month)| Starting ASAP | SC Clearance Day Rate: £480 About the Role: Harvey Nash's Client have multiple requirements for Senior Java Developers, you must hold Active SC Clearance … confident of eligibility. Skills and Experience Strong, recent experience developing applications using modern Java and Spring Boot. Experience with legacy Java versions is advantageous. Experience developing front-end applications. Experience with Thymeleaf and the GOV.UK Design System is desirable. Experience designing and developing RESTful APIs, including API versioning. ...

Senior Java/Python Engineer – SC Cleared Location: UK – Hybrid, 2 days onsite Clearance: Active SC Clearance required Contract: Contract Role: Senior Java/Python Engineer We are looking for an experienced Senior Java/Python Engineer to join a high-performing Agile engineering … across microservices, APIs, Kafka, cloud databases, containers and observability, while also providing technical leadership and mentoring junior engineers. Key Responsibilities Design and develop scalable Java/Python microservices and REST APIs. Build and operate event-driven solutions using Apache Kafka . Design and optimise AWS Aurora PostgreSQL databases ...

Role Overview We are seeking a Senior Java Developer to join our Core Platform Team. This role is critical to building and maintaining the scalable backend infrastructure of our Live Casino platform, ensuring it can support high‐concurrency gameplay, real‐time interactions, and a distributed microservices architecture. … Senior Java Developer, you will architect and develop backend systems that power our games, player management, reporting tools, and third‐party integrations. You will work closely with Product Owners, Frontend Developers, DevOps, and QA to ensure smooth, efficient, and secure platform operations. Key Responsibilities Design and implement ...

looking for an experienced Senior Java Developer to join a growing engineering team building cutting-edge post-trade technology solutions within a cloud-first environment. This is an opportunity to work on business-critical applications, APIs, client reporting platforms and web portals while customising sophisticated trading systems … designing and delivering enterprise-grade software while contributing to architectural decisions, development standards and engineering best practice. Responsibilities include: Designing, developing and enhancing Java-based applications, APIs and web platforms Customising and extending third-party trading systems Building scalable microservices and distributed applications Writing clean, maintainable, test-driven code ...

Java Developer HealthTech Scale-Up Wokingham, Berkshire (Hybrid) Up to £85,000 + Benefits Were partnering with one of the UKs fastest-growing HealthTech scale-ups , transforming how hospitals deliver care through modern, cloud-based technology. In just a few years, the business has evolved from a disruptive … customer base, the company is entering a significant scale-up phase , targeting 350400 employees over the coming years. The Opportunity They are hiring two Senior Java Developers to play a key role in delivering long-term, high-impact projects while helping shape the future of the platform ...

Senior Java Engineer (AEM) Adobe Experience Manager We're recruiting for a Senior Java Engineer to join a growing engineering team building enterprise-scale communication platforms. This role is ideal for someone who enjoys owning solutions end-to-end and working in a modern DevOps-focused … This is a permanent opportunity offering a hybrid working model, with 2-3 days per week onsite in Hertfordshire. The Role Develop and enhance Java applications using Spring Boot Work with Adobe Experience Manager (AEM) and enterprise communication solutions Design and build scalable microservices Contribute to cloud infrastructure ...

Senior Java Backend Developer - Fully remote (UK/Ireland) At a Glance Java Backend Developer role within a global payments platform Spring Boot, Hibernate, Oracle, REST APIs and asynchronous messaging Fully remote within the UK and Ireland Up to £60,000 base salary plus … strong emphasis on autonomy, outcomes, and engineering quality. The Role This is a backend-focused software engineering position on a platform built in Java and the Spring framework, with Hibernate and Oracle for persistence, JAX-RS for REST APIs, and JMS for asynchronous messaging. The role is fully remote ...

Senior Java Engineer IntaPeople are partnered with a fintech scaleup in Cardiff city centre and are scaling up the Product Engineering team with a Senior Java Engineer. About the roles: The role is focused on feature delivery within product engineering. We’re looking for an established … Senior Engineer who coaches and mentors’ juniors and mid-level engineers, helping them develop their skills to progress within their careers. You'll take on challenging problems your team faces, including designing solutions to complex features and writing the design documentation that others build from. You'll work within ...

## 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 … chance to do it on a global scale and play a real role in shaping our exciting journey.**The role**As a Senior Fullstack Developer, you will be a hands-on member of a high-performing engineering squad, building and operating business-critical digital services.This is a backend ...

## 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 … chance to do it on a global scale and play a real role in shaping our exciting journey.**The role**As a Senior Fullstack Developer, you will be a hands-on member of a high-performing engineering squad, building and operating business-critical digital services.This is a backend ...

IR35 London/Hybrid (3 days on-site) Initial 6-Month Contract My client is a leading global financial services organisation seeking an experienced Senior Java Developer to join a large-scale enterprise technology programme. This is a senior technical role focused on leading backend application … initiatives and driving architectural decisions for robust, scalable and high-performance server-side systems. You will provide hands-on leadership in building enterprise-grade Java solutions, guiding development teams and influencing technical strategy and engineering best practices. Key Requirements 7+ years of Java backend development experience. Advanced expertise ...

Senior Consultant, Java Developer, Solutions, Engineering, AI & Data Basic information Location Belfast Business Line Technology & Transformation Job Type Permanent/FTC Date published 20-Jul-2026 Req 23173 Job descriptionConnect to your Industry Do you want to be at the heart of some of the biggest … guiding us to deliver impact how and where it matters most. Connect to your opportunity Were on the lookout for a talented and experienced Java developer to join our rapidly growing team. Every day is different, requiring your in-depth knowledge of engineering and architectural principles to design ...

Description: Job Title: Senior Java Developer Corporate Title: Up to Vice President Location: Bromley Company Overview : At the company, we are guided by a common purpose to help make financial lives better through the power of every connection. We do this by driving Responsible Growth and delivering … involved in realizing story work. Be a strong technologist who is inquisitive and has a desire to learn. What we’re looking for: Good Java development experience. Good knowledge of: Core Java, JEE. Spring Framework – particularly SpringMVC, SpringBoot, SpringBatch. REST. Unix scripting (BASH). Junit. Mocking (JMock/ ...

Global technology & software product company operating in the observability and monitoring space, is looking for a Senior Java Software Engineer to join their Platform Team in London . You'll help build the distributed services that sit at the core of their product, ingesting and transforming data … week in the office, with flexibility considered. What you'll be doing Design and build distributed services from the ground up, working with core Java rather than solely relying on heavy framework usage. Develop event-driven systems using Kafka and event-streaming frameworks at scale Orchestrate deployments on Kubernetes ...

Hopeghospital in Greater London is seeking a Senior Java Developer to design and maintain high-quality Java applications. The role involves collaborating with cross-functional teams to deliver scalable solutions, optimizing performance, and mentoring junior developers. Candidates must have strong proficiency in Java, Spring, Hibernate ...