26 to 49 of 49 Senior Java Developer Jobs in the UK

unparalleled access to capital and liquidity. What We do/The Team The FX Data Analytics & AI Technology team, within Citi's FX Technology organization, seeks a highly motivated Senior Java Data Engineer. The FX Data Analytics & Gen AI Technology team provides data, analytics, and tools to Citi FX sales and trading globally and is responsible for defining … with a practical and pragmatic attitude, ability to build consensus, and work both collaboratively and independently in a dynamic environment. Role Overview/What will you do: As a Senior Java Engineer, your mission is to help shape our team of innovators and technologists toward creating next-level solutions that improve the way our business is run. Engineer … terms of data management, need-to-know (NTK), and data governance. Contribute to shaping and executing the overall data strategy for FX in collaboration with the existing team and senior stakeholders. Closely work with FX desks in understanding the requirements and translating into simple and efficient design. Close interaction with Traders and Quants to understand new requirements for applications More ❯

within the context of a larger and distributed team - with globally located colleagues for in APAC, EMEA, NAM regions. Key Responsibilities: • Design and develop functional enhancements for middle tier (Java) including introduction of new technologies and best practices • Provide SME support and assist in answering any client queries with Data Analytical and Problem solving skills. • The candidate will work … with our business partners and analysts to understand the operational processes, to help translate the business requirements to technical design, develop solutions and deliver high quality code. • The developer is expected to be a Senior Development Member of the team with strong Java back-end experience as well as having proven ability in how to approach, design … and build enterprise-level solutions who is also ready to step up to the next level and also assume leadership responsibilities. • The candidate will have a strong background Java Spring (Core, Integration, Batch) is a must-have, knowledge of Spring Integration Framework is highly desirable. • Ability to work in a high-pressure environment and meet delivery timelines with a More ❯

Java Development Team Leader London This is a new and exclusive opportunity for a Software Development Team Leader focused on Java Full stack, to join a thriving business as they grow their software development team Role details Title: Development team lead Technical stack: Java full stack- back end and front end, React, Azure Location: London City … day a week in the office leading your team Focus of the role: leading your team of 7 developer 5 back end java developers, 2 front end java react developers Permanent role salary £70-90,000 plus bonus and benefits This is a really interesting role and a great chance to join a team as they are … have recently spent £35million on an entirely new sales portal, and this investment is continuing This role is for a Software development team lead who will focus on leading Java software development from the front (approx. 50% of the role) and leading the work of the full stack java developers under you- 7 in total. We are looking More ❯

Java Development Team Leader London This is a new and exclusive opportunity for a Software Development Team Leader focused on Java Full stack, to join a thriving business as they grow their software development team Role details Title: Development team lead Technical stack: Java full stack- back end and front end, React, Azure Location: London City … day a week in the office leading your team Focus of the role: leading your team of 7 developer 5 back end java developers, 2 front end java react developers Permanent role salary £70-90,000 plus bonus and benefits This is a really interesting role and a great chance to join a team as they are … have recently spent £35million on an entirely new sales portal, and this investment is continuing This role is for a Software development team lead who will focus on leading Java software development from the front (approx. 50% of the role) and leading the work of the full stack java developers under you- 7 in total. We are looking More ❯

Java Software Engineer | Complex Systems | Modern Stack | Agile Culture Remote First (one day a month onsite) Up to £65,000 + Bonus + Excellent Benefits We're working with a long established tech company who are transforming the pensions space with modern platforms, cloud native thinking, and a truly Agile approach. With a growing product suite and some ambitious … longterm goals, they're looking for a talented Java Engineer to help drive technical delivery across a complex and meaningful domain. The Opportunity This isn't your average enterprise gig. You'll be working on systems that impact millions of people's financial futures - and the company has a real appetite for engineering excellence. They've adopted Agile and … thrives in a collaborative environment, and who sees software development as a craft. You'll enjoy this role if you: Take initiative and enjoy solving challenging problems. Have strong Java skills and a curiosity for learning new tools and practices. Are an advocate for clean code, test driven development, and Agile methodologies. Enjoy mentoring, pairing, and building team culture. More ❯

Java Software Engineer | Complex Systems | Modern Stack | Agile Culture Remote First (one day a month onsite) Up to £65,000 + Bonus + Excellent Benefits We're working with a long established tech company who are transforming the pensions space with modern platforms, cloud native thinking, and a truly Agile approach. With a growing product suite and some ambitious … longterm goals, they're looking for a talented Java Engineer to help drive technical delivery across a complex and meaningful domain. The Opportunity This isn't your average enterprise gig. You'll be working on systems that impact millions of people's financial futures - and the company has a real appetite for engineering excellence. They've adopted Agile and … thrives in a collaborative environment, and who sees software development as a craft. You'll enjoy this role if you: Take initiative and enjoy solving challenging problems. Have strong Java skills and a curiosity for learning new tools and practices. Are an advocate for clean code, test driven development, and Agile methodologies. Enjoy mentoring, pairing, and building team culture. More ❯

Senior Fullstack Software Developer Our Client is a relatively young company but growing quickly in the world of financial technology solutions. They are now looking to recruit a Senior Fullstack Software Developer with at least 5 plus years expertise. The ideal candidate will have great problem solving and communication skills and be comfortable with fast paced … Liaise with product development team to plan new features Research and suggest new mobile products, applications and protocol Qualifications/Experience: Highly proficient in React, Swift or Objective C, Java for mobile development; Rails, nodejs and Angular for web development 5 to 7 years of extensive native mobile app (iOS & Android) and web app development experience Demonstrable portfolio of More ❯

Are you an experienced Java Back-End Developer looking for a new role Do you want to be part of a forward-thinking team Do you want to lead and mentor junior developers If so, we have the perfect opportunity for you!Our client, an award-winning analytics company who optimise businesses productivity and performance are looking for … a Senior Backend Developer to join their team on a full-time basisin West Sussex. What You'll Do Develop server-side applications & APIs using Java, Spring Boot. Optimise performance, security, and scalability. Implement secure and efficient data storage solutions. Work closely with front-end, product, and DevOps teams. Conduct code reviews & mentor junior developers. Requirements: 5+ … years Java development experience. Strong expertise in Spring Boot, REST APIs, SQL/NoSQL. Experience with multithreading, Docker, Kubernetes. Familiarity with OAuth, JWT, Agile workflows. Preferred: Cloud (AWS, Azure, GCP), CI/CD, Kafka. Interested? Apply now or send your CV to and take the next step in your career? ** This role is hybrid working and does not offer More ❯

Capita is on the lookout for a skilled Java Developer to help shape a cutting-edge business scheduling solution built on data-driven optimisation. You'll collaborate across disciplines to deliver innovative outcomes that maximise business value through robust algorithmic design. Job Description In this dynamic and hands-on role, you'll work as part of a cross … What we're looking for: This role requires eligibility for Security Clearance. Applicants must have been resident in the UK for the past five years. Strong coding experience in Java (essential) Practical experience building solutions to real-world optimisation problems using tools such as Cplex, Gurobi, or Xpress Solid understanding and practical experience of Agile methodologies (essential) Experience in More ❯

Over the years, we have experienced explosive growth - which means we need more rock stars to join our quest for total world domination. We are looking for an awesome Senior Java Backend Developer to join our growing team. The role isa hybrid based one in the UK (St Albans), Malta, or Gibraltar, fullyremote from EU is an … player with excellent communication and collaboration skills that demonstrates critical thinking and problem-solving abilities, and able to manage their time. 5+ years of in-depth practical experience with Java and Spring . Knowledge of other JVM-based languages, especially Kotlin is a plus. Solid understanding of web application architecture and microservices. Strong grasp and professional experience with concurrent 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 ❯

Java Software Engineer Complex Systems Modern Stack Agile Culture Remote First (one day a month onsite) Up to £65,000 + Bonus + Excellent Benefits We're working with a long established tech company who are transforming the pensions space with modern platforms, cloud native thinking, and a truly Agile approach click apply for full job details More ❯

Senior Java Engineer - Belfast (Hybrid) Up to £80,000 + Exceptional Benefits Backend Java Global Impact Flexible Working MCS are delighted to be partnering with a forward-thinking global tech leader. This company is hiring for a Senior Software Engineer to join a highly collaborative engineering team tackling critical backend challenges. This is your chance to … work on services used by some of the most recognisable global brands. What You'll Be Doing Designing and implementing backend microservices using Java and Spring Boot Building and refining RESTful APIs that power secure, real-time payment flows Writing clean, testable code with a focus on quality, performance, and reliability Leading on feature analysis, architecture decisions, and release … planning Contributing to peer reviews, automated testing, and continuous integration Mentoring Junior Developers What You Bring Extensive experience as a backend or full stack engineer Strong skills in Java and Spring Boot Proven background in scalable microservices architecture and REST APIs Test-driven development mindset with attention to quality and security Experience with agile methodologies and continuous delivery Ability More ❯

Java Developer Positions - Mid and Senior Level Location: Hybrid in Leeds City Centre Salary: £65,000 - £85,000 per annum About the Role: We are looking for talented Java Developers to join our dynamic team! This is a fantastic opportunity for developers who are passionate about crafting robust, scalable, and innovative solutions. You'll work on … Although the role is fully remote, occasional visits to our Leeds office may be required for team collaboration and project updates. Key Responsibilities: Design, develop, and maintain applications using Java , Spring Boot , and modern development practices. Build and optimize APIs and microservices to ensure high performance and scalability. Collaborate with cross-functional teams to gather requirements and deliver robust … efficient code following industry best practices. Debug, troubleshoot, and resolve technical issues. Stay up-to-date with emerging trends and technologies in software development. About You: Strong experience in Java development. Proficient in API design and development . Hands-on experience with microservices architecture . Expertise in Spring Boot framework. Familiarity with Agile methodologies and tools like Jira or More ❯

The FX Data Analytics & AI Technology team, within Citi's FX Technology organization, seeks a highly motivated Senior Java Data Engineer. The team provides data, analytics, and tools to Citi FX sales and trading globally. Responsibilities Responsibilities of the team include engineering and development, with a strong understanding of computer systems and how they operate. Requirements Hands-on … experience in Java, Spark, Scala (or Java). Production-scale experience in writing data pipelines using Spark or other distributed real-time/batch technologies. More ❯

p.m. Excludes public holidays observed in the Republic of Ireland. Mandatory Requirements (Pass/Fail): ü Experience Level: The candidate must have more than 7 years of relevant Java/JEE Development experience at a senior level. ü Availability: The candidate must be available to commence work from 3rd November 2025. ü English Language Proficiency: The candidate must … be fluent in both spoken and written English. The following non-exhaustive list of Key Deliverables are applicable to this Role: Expert in Java development, with experience using industry-standard frameworks, e.g. Quarkus/Spring Boot. Microservice and API development (RESTful, experience of REST design and implementation). understanding of API security protocols Knowledge of Kubernetes, API managers and … enterprise applications within given scope and timeframes requirements. The following Experience/Competencies/Skillsets are applicable to this Role. Responsibility for building high-performing, scalable, enterprise-grade applications. Java application development while providing expertise in the full software development lifecycle, from concept and design to testing. HTML, XML, CSS or equivalent. Toolset/Other Experience o OpenShift and More ❯

years of handson experience in Java development with strong Spring Boot expertise Proficiency in Lombok JUnit Swagger and modern web architecture Experience designing and developing reusable frameworks Strong understanding of microservices distributed systems and cloudnative development Handson experience with Kafka and API design RESTGraphQL Familiarity with CICD tools and containerization technologies More ❯

to capital and liquidity. What We Do/The Team We are a global team responsible for a markets-wide strategic risk management platform. We're looking for skilled Java Developers to enhance our platform and integrate it with trading systems across markets. Role Overview/What You'll Do Collaborate with management to integrate functions and identify system … enhancements. Solve critical issues by evaluating complex business and system processes. Apply your Java expertise and ensure architectural alignment. Develop coding standards for testing, debugging, and implementation. Understand the integration of business areas, architecture, and infrastructure. Analyse problems and create innovative solutions. Mentor junior developers and analysts. Key Skills and Experience Required Extensive Core Java experience with strong More ❯

major growth target for Citi - with technology providing the key to unlock this potential. 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-led automated testing initiatives. Drive continuous improvement in SDLC, agile and DevOps processes using key performance indicators, including DORA metrics, to enhance team efficiency and software delivery. Lead design, planning and estimation discussions within the team and with partners from across the department along with business stakeholders. Conduct high … 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 required Java & Test-Driven Development are essential. Extensive experience system analysis and in programming of software applications Experience in managing and implementing successful projects Subject Matter Expert (SME) in at least More ❯

execution algorithms, risk engines, UI dashboards, middle office reconciliation, and account infrastructure. We emphasize event-driven, deterministic system design, real-time observability, and strong security. Our tech stack includes Java (low-latency), Python, Web UI (React/Ag-Grid), Aeron, ClickHouse, Kubernetes, and modern CI/CD tooling, with a strong focus on automation, scalability, and performance. AI-assisted … to ensure high standards across the codebase. Use AI-driven coding tools (e.g., GitHub Copilot or similar) to accelerate development and improve productivity where appropriate. Requirements 5+ years of Java backend development experience, preferably in a trading or real-time system environment. Deep understanding of Java core internals, multithreading, memory models, and garbage collection. Proven experience in GC … a plus but not required. Comfortable working in a global team with colleagues across APAC, EMEA, and North America. Strong communication skills; able to interface across all levels from senior leadership to engineers and stakeholders. Able to collaborate effectively with people from different cultural and technical backgrounds, aligning tech decisions with business goals. Life @ Empowered to think big. Try More ❯

Remote/Travel to London twice per month An opportunity for a Senior Back-End Developer to join a growing fintech company, working on a ground-breaking trading platform in a team of seasoned entrepreneurs, finance, and tech professionals. The role: We are seeking a Back End Developer to join our team and support the design and … re eager to work with your team to ensure we meet our delivery schedule. You always strive for best practice agile development and have an eye for detail. Solid Java experience using Java 8/11 and above, with Spring Boot. Experience with RESTful and Realtime API services, and third-party APIs. Experience with web sockets. Familiar with More ❯

a month-Full-time BenefitsPulled from the full job description UK visa sponsorship Full job description Are you interested in immigrating to Canada? We're looking to sponsor multiple JAVA Developers to move to Canada. Currently, there is a shortage of experienced technical candidates, and many job opportunities. We're looking for someone who has significant technical experience, and … technical staffing agency. We're looking for the best candidates, because we understand what a difference quality makes in the development process. Requirements: Excellent English Skills 8+ years of JAVA development experience (technical interview and test to follow) Experience in either Finance or Healthcare industries The Process: The application process to come to Canada is not short - it will … month Application question(s): Would you require work visa sponsorship to work in Canada? Are you willing to relocate to Canada? Do you have at least 8 years with Java development? Language: English (required) Work Location: In person APPLY NOW More ❯

Job Responsibilities: Executes software solutions, design, development, and maintain high-quality, scalable, and efficient back-end and front-end software solutions using Java Spring Boot, Spring Batch and Angular/ReactJS. Creates secure and high-quality production code and maintains algorithms that run synchronously with appropriate systems. Produces architecture and design artifacts for complex applications while being accountable for … record of providing end-user support with excellent problem-solving abilities. Strong infrastructure knowledge required including Unix, Windows, networking and scripting. Proficiency in Software Development Life Cycle (SDLC) and developer tools utilization. Enthusiasm for learning new technologies, with a focus on public cloud platforms like AWS, GCP, or Azure. Experience with unit testing tools like JUnit and integrations/ More ❯

Job responsibilities Executes software solutions, design, development, and maintain high-quality, scalable, and efficient back-end and front-end software solutions using Java Spring Boot, Spring Batch and Angular/ReactJS. Creates secure and high-quality production code and maintains algorithms that run synchronously with appropriate systems Produces architecture and design artifacts for complex applications while being accountable for … record of providing end-user support with excellent problem-solving abilities. Strong infrastructure knowledge required including Unix, Windows, networking and scripting. Proficiency in Software Development Life Cycle (SDLC) and developer tools utilization. Enthusiasm for learning new technologies, with a focus on public cloud platforms like AWS, GCP, or Azure Experience with unit testing tools like JUnit and integrations/ More ❯