23 of 23 Senior Java Developer Jobs in England

Senior Java Developer Inside IR35 - 3 days onsite Our banking client is seeking an experienced Senior Java Developer to join their dynamic technology team. This role offers the opportunity to work on high-impact financial applications, driving innovation and excellence in software development within a fast-paced and regulated environment. As a Senior Java Developer, you will play a key role in designing, developing, and maintaining enterprise-grade applications, while mentoring junior engineers and helping shape technical strategy. Key Responsibilities Design, develop, and maintain Java-based applications and services . Write clean, efficient, and well-documented code . Participate in code reviews and provide constructive feedback. Collaborate with cross … functional teams to define, design, and deliver new features . Troubleshoot and debug complex issues. Required Qualifications Professional Java software development experience. Strong understanding of object-oriented programming and design patterns . Hands-on experience with Spring and Hibernate frameworks. Solid experience with relational databases (MSSQL, Oracle). Proven experience with RESTful API design and development . Strong background More ❯

Senior Java Developer Salary: £70,000 - £78,000 Location: Chester (2 days per week in office) We're looking for a number Senior Java Developer to join a forward-thinking, tech-driven organisation based in Chester . If you're passionate about creating secure, scalable solutions and leading by example in an agile environment … do just that - and more. You will be working on modern backend systems that impact millions, contribute to architectural decisions, and mentor a talented team of engineers. As a Senior Software Engineer, you'll be at the forefront of engineering high-quality systems that support real customer needs. Your responsibilities will include: Designing, building, testing, and deploying robust backend … and third-party APIs Contributing to architectural planning and engineering strategy Mentoring junior developers and fostering a culture of continuous learning and inclusion Essential Skills & Experience: Solid experience with Java , particularly in building RESTful APIs for scalable, secure services Familiarity with Spring Boot ; knowledge of Node.js is a bonus Strong experience with CI/CD pipelines ( GitHub Actions , Jenkins More ❯

cutting-edge technologies, and they are scaling fast. They believe in clean code, strong ownership, and empowering their engineers to build with purpose. Now, they're looking for a Senior Java Developer with deep Java expertise to join one of their core development teams. The Role As a Senior Java Developer, you'll … split your time between hands-on technical engineering alongside driving best practice and projects. What You'll Do Working primarily in Java (Spring Boot, Hibernate, etc.) Drive design and architecture decisions for scalable, secure, and performant systems Collaborate cross-functionally with Product, Design, and DevOps to deliver high-impact features Conduct code reviews, establish coding standards, and promote engineering … class talent Continuously improve team workflows and development processes Stay hands-on with coding when necessary, especially in system-critical components What They're Looking For Strong expertise in Java and JVM-based systems (8+ years coding experience preferred) Solid background in system design, distributed systems, and cloud architectures (AWS/Azure/GCP) Passion for clean code, testing More ❯

cutting-edge technologies, and they are scaling fast. They believe in clean code, strong ownership, and empowering their engineers to build with purpose. Now, they're looking for a Senior Java Developer with deep Java expertise to join one of their core development teams. The Role As a Senior Java Developer, you'll … split your time between hands-on technical engineering alongside driving best practice and projects. What You'll Do Working primarily in Java (Spring Boot, Hibernate, etc.) Drive design and architecture decisions for scalable, secure, and performant systems Collaborate cross-functionally with Product, Design, and DevOps to deliver high-impact features Conduct code reviews, establish coding standards, and promote engineering … class talent Continuously improve team workflows and development processes Stay hands-on with coding when necessary, especially in system-critical components What They're Looking For Strong expertise in Java and JVM-based systems (8+ years coding experience preferred) Solid background in system design, distributed systems, and cloud architectures (AWS/Azure/GCP) Passion for clean code, testing More ❯

LocationBloomsbury Square, London, United Kingdom# Senior Java Developer at N Consulting LtdLocationBloomsbury Square, London, United KingdomSalary£400 - £450/dayJob TypeContractDate PostedSeptember 12th, 2025Apply NowWork mode: Hybrid, Office location will be Bishopsgate, London Contract duration: 6 months Location: London - JOB DETAILS Role Title: Senior Developer We are seeking a highly skilled and experienced Senior Developer with deep expertise in AWS BluAge modernization tools, Java Spring Boot, and Apache Kafka. The ideal candidate will play a key role in modernizing legacy applications, building scalable microservices, and implementing real time data pipelines. Must have technical skills: AWS BluAge Kafka Java Springboot Nice to have skills: Good to have some knowledge on banking More ❯

Senior Full Stack Developer, Java, React, Hybrid/Leamington Spa, COR7367 Are you a skilled Full Stack Software Developer with a passion for Java and React? Join an innovative AI-focused startup and help shape the future of their product. This is a fantastic opportunity to grow with a small, dynamic team. The Role As … a Senior Full Stack Developer, you'll work on cutting-edge applications using Java Spring Boot and React. You'll contribute to design, development, and delivery of scalable solutions, collaborating closely with a compact, agile team. In this senior role there is scope to influence technical decisions and help guide the growth of the platform. The … growth. The role is primarily remote working, with one day per week from their offices near Leamington Spa. What's Required? Strong commercial Full Stack Development experience Experience with Java Spring Boot and React. A team-oriented mindset - able to thrive in a small, agile environment. Experience with AI projects is also a plus, as is previous exposure to More ❯

Lead Java Developer Rate: Up to £700/day Inside IR35 Location: Leeds - 3 Days Onsite Per Week Contract: 12 Months About the Role We're looking for a Lead Java Developer to join a major national digital transformation programme. The successful candidate will help build and improve high-traffic citizen-facing services used by millions … across the UK. You'll lead or mentor a team of Java developers, deliver robust, scalable solutions, and contribute to modernising a complex digital estate. This is a hands-on technical leadership role for someone who thrives in collaborative, Agile environments and wants their work to have a tangible impact on society. Key Responsibilities Lead or guide a team … of Java developers on large-scale digital services. Design, build, and enhance server-side applications and APIs for internal and external use. Build and maintain automated test suites to support continuous deployment. Contribute to scaling and improving high-traffic web platforms. Provide 2nd-line support for applications and platforms, including occasional out-of-hours support. Communicate technical concepts clearly More ❯

A new Senior Java Developer position is coming up with a well known name in the insurance space, working specifically in their identity team. This is a permanent position with a salary of up to £90k, and will be hybrid with 1-2 day a week in Central London. I'm looking to speak with Engineers from … a solid Java background, who are looking to on a new challenge in a challenging yet rewarding environment. You'll be building systems scalable and valuable to their users, collaborating closely with other engineers and product managers and designing solutions that will have a real world impact. Tech skills required: Java Springboot Microservices API integration Docker/Kubernetes More ❯

A new Senior Java Developer position is coming up with a well known name in the insurance space, working specifically in their identity team. Make sure to read the full description below, and please apply immediately if you are confident you meet all the requirements. This is a permanent position with a salary of up to £90k … and will be hybrid with 1-2 day a week in Central London. I'm looking to speak with Engineers from a solid Java background, who are looking to on a new challenge in a challenging yet rewarding environment. You'll be building systems scalable and valuable to their users, collaborating closely with other engineers and product managers and … designing solutions that will have a real world impact. Tech skills required: Java Springboot Microservices API integration Docker/Kubernetes Kotlin - desirable AWS If interested, please apply with your updated CV asap. Unfortunately no sponsorship will be provided with this position.d02fcfcb-6df4-40ee-95cf-3eb059ce3173 More ❯

Are you a Back End Java Developer with experience within the iGaming and Gambling sector looking for a new and exciting challenge? BENEFITS : up to £95k depending on experience, fully remote, excellent benefits packageYou will be joining a rapidly expanding company within the iGaming sector, who are committed to providing top-tier gaming experiences to players around the … And are recognised among the top brands within our market, blending sports betting and online casino entertainment on a cutting-edge, custom-built platform. You will be a skilled Senior Java Backend Developer who is a self-motivated professional with a strong track record and a passion for excellence. You'll play a key role in developing … Work closely with the team to implement complex backend logic and platform solutions. Write clean, scalable, and maintainable code, adhering to industry best practices. Stay updated on the latest Java frameworks, libraries, and development techniques. Translate business needs into technical solutions, estimating time, costs, and requirements. Develop, test, and deploy backend solutions that meet client expectations. Provide ongoing support More ❯

Halian Technology are currently looking to hire a Senior Java Developer to work in the HealthTech space. We are looking for a UK-based professionals with a strong background in Java who want to work on a greenfield build with some of the latest technologies. You will not be alone in this joining a team of … 20+ senior engineers who are writing code to change peoples lifes so exciting time to sign up with this privately owned business. Key Skills needed: Java Development SQL Experience with one of UI technology CI/CD technologies The roles are Hybrid in Berkshire (Bracknell Area) Please note you must be UK-based/have the right to More ❯

1. Job purpose We are looking for a sharp Senior Java Developer to play a key role in a small collaborative team building trading venues and associated infrastructure. We follow rapid development and deployment cycles for projects and share ownership of the entire codebase, so you will get great experience across a variety of exchange applications and … financial product types. We care about the code that we write and we want a developer that is more interested in writing clean, maintainable, efficient code rather than a quick hack. Any former experience with specific cryptocurrencies, and/or related skills such as decentralized finance (DeFi), tokenisation, trading, matching engine, clearing and settlement as well as capital markets … system integration will be a very useful complement to the above. 2. Key technology used Primary: Java 8+ Secondary: Spring FIX Hibernate (Postgres) Sockets Linux Maven AWS/Cloud deployment SVN/GIT EPL (Esper) JMS (ActiveMQ) 3. Methodology Agile/Scrum Continuous integration Test automation TDD 4. Requirements Must have Core Java SE Desire to learn Passion More ❯

Halian Technology are currently looking to hire a Senior Java Developer to work in the HealthTech space. Skills, Experience, Qualifications, If you have the right match for this opportunity, then make sure to apply today. We are looking for a UK-based professionals with a strong background in Java who want to work on a greenfield … build with some of the latest technologies. You will not be alone in this joining a team of 20 senior engineers who are writing code to change peoples lifes so exciting time to sign up with this privately owned business. Key Skills needed: Java Development SQL Experience with one of UI technology CI/CD technologies The roles More ❯

I am currently working with a London-based financial services client who are actively seeking a Senior Java Developer to aid in the development of a business-critical application. What you'll need to succeed Extensive development experience with Java 17+ within financial services - mandatory. Expertise in distributed programming with distributed cache/data grids. Strong More ❯

Main Responsibilities Design and develop live casino games using Java, Kotlin, Scala, and the Spring framework, ensuring high performance and quality standards. Create scalable and maintainable microservices architecture. Job Summary As a Senior Java Developer at Eeze, you will play a crucial role in shaping the development of our live casino games from concept to delivery. More ❯

Senior Agile Java Developer - Prime Brokerage Technology What We do/The Team Prime Brokerage Technology provides solutions that underpin the operations of our clients and traders that provide the foundation of our Prime Finance business. This is an area of great opportunity and is a major growth target for Citi - with technology providing the key to … unlock this potential. Overview Role Overview/What will you do: Ownership and delivery on a variety of components (Java/Kotlin) within the Core Prime Brokerage platform. Hands-on development. Provide technical leadership for an agile development team, championing best practices in Continuous Integration and Continuous Deployment (CI/CD). Foster a culture of quality through developer … resolve root-causes and enhance performance, scalability, and reliability. Provide technical leadership and serve as advisor or coach to mid-level developers, analysts and graduates. Key Skills and Experience Java & Test-Driven Development are essential. Extensive experience in system analysis and in programming of software applications Experience in managing and implementing successful projects Subject Matter Expert (SME) in at More ❯

in motion, and the company is scaling toward 350400 employees. They're building well-structured, high-performing teams to deliver on a clear, strategic roadmap over the coming years. Senior Java Developers 2 positions available Were looking for two experienced Java developers to play a key role in delivering long-term projects and supporting the growth of More ❯

best practices and a rigorous, proven methodology, we help your organization realize the benefits of modern enterprise technologies - and see real bottom-line results Responsibilities Develop, enhance, and maintain Java-based applications using Java 1.8, JSF, Spring Boot, web services, Azure, Angular, JQuery and DB2. Collaborate with cross-functional teams to gather requirements and translate them into technical … the smooth operation of applications. Participate in code reviews to ensure code quality and maintainability. Optimize application performance by identifying and resolving bottlenecks. SkillsMust have Proven experience as a Java Developer with strong proficiency in Java 1.8. Solid understanding of JSF (JavaServer Faces) and Spring, Spring Boot, Angular UI frameworks. Strong experience in Velocity templates, iBatis or More ❯

We're seeking exceptional Java Developers to join a high-impact digital transformation programme for the UK Government . This is your chance to contribute to the Department for Work and Pensions' Universal Credit initiative - a service that directly affects millions of lives across the UK. You'll be part of a multidisciplinary Agile team of developers, designers, and … analysts, working collaboratively to design, build, and improve digital platforms and services that matter. What You'll Do Develop and enhance government digital services using Java 21+ Build robust APIs and microservices for internal and external use Apply TDD/BDD methodologies to ensure high-quality code Collaborate in pair programming and Agile ceremonies Contribute to second-line support … occasional out-of-hours support Communicate technical concepts clearly to non-technical stakeholders Stay engaged with the wider development community and share best practices Essential Skills Strong experience with Java 21 or later Deep understanding of TDD and BDD Proven experience with large-scale microservice architectures Agile development experience Familiarity with Unix-like systems (Linux/Mac OS X More ❯

About the job A technology led organisation in Chester are growing their development team. They are seeking passionate Java Developers to join their team to help create secure, scalable and customer first solutions. Paying up to £80k package per annum you will be based out of their Chester offices 2 days a week. They are looking ideally for Backend … developers with strong Java skills and cloud based technologies to join their collaborative working environment. If you want to make a real impact - this could be the perfect team for you! Key skills: Strong Java programming with RESTful API development Spring Boot framework experience Cloud based technologies, GCP preferred (Azure or AWS welcome) Build and deploy containerized applications More ❯

their development team. Considering applying for this job Do not delay, scroll down and make your application as soon as possible to avoid missing out. They are seeking passionate Java Developers to join their team to help create secure, scalable and customer first solutions. Paying up to £80k package per annum you will be based out of their Chester … offices 2 days a week. They are looking ideally for Backend developers with strong Java skills and cloud based technologies to join their collaborative working environment. If you want to make a real impact - this could be the perfect team for you! Key skills: Strong Java programming with RESTful API development Spring Boot framework experience Cloud based technologies More ❯

improvement. Backed by Goldman Sachs Asset Management and Everstone Capital, Apexon now has a global presence of 15 offices (and 10 delivery centers) across four continents.We enable Skill Set Java (11) Junit 5 React React Testing Library (Frontend Unit testing) Cypress (Frontend E2E Testing) Spring Boot (Microservice Architecture) Sybase Mongo DB Kubernatis Understanding on Cloud infra (Snowflake) Roles & Responsibilities More ❯

large public sector clients through major transformation programmes. As part of this journey, they are looking to build out a new engineering team, starting with hiring a number of Senior and Lead Software Developers! As part of the engineering team, you would be responsible for designing, developing, and deploying robust, scalable software solutions using technologies like Java, Spring … functional teams to ensure technical excellence and alignment with business goals. Key Responsibilities: Design, develop, and deploy high-quality, scalable, and secure software solutions using modern technologies such as Java, Spring Boot, and microservices. Lead or contribute to architectural decisions, ensuring alignment with business goals and technical best practices. Mentor and support engineers, fostering a culture of continuous learning … drive improvements in code quality and development processes. Skills & Experience: Experience in full-stack software engineering, including design, development, testing, and deployment of scalable, secure applications. Strong proficiency in Java, Spring Boot, and AWS, with additional experience in Python desirable. Proven ability to lead and mentor engineering teams, drive technical excellence, and promote best practices. Experience designing and implementing More ❯