1 to 25 of 111 Java Engineer Jobs in the UK

Senior Software Engineer: Java page is loaded Senior Software Engineer: Java Apply locations Cannon Street, London time type Full time posted on Posted 3 Days Ago job requisition id R_14987 Job Title Senior Software Engineer: Java Job Description So, who are we? Hello, we're IG Group. We are a publicly-traded FTSE250 … IG's hedging providers (banks, liquidity providers, brokers) to allow IG to hedge and IG's clients to trade. Your role in the Team's Success As a Senior Engineer joining our Direct Market Access (DMA) team, you'll be part of a collaborative and dynamic group that values technical excellence, continuous improvement and growth. You'll bring in … large and complex system Maintain the pieces of infrastructure required to build and verify our software What you'll need for this role Key Qualification Requirements: Demonstrable understanding of Java, Spring/Spring Boot, Maven and SQL Familiarity with distributed messaging and communications technologies for ensuring reliable and efficient data exchange Practised user of Linux command line and scripting More ❯

Senior Java Engineer (JVM) Department: Software Engineering Employment Type: Permanent - Full Time Location: Remote, UK Description WHAT WE NEED We are looking for a Senior Java Engineer, experienced in JVM, concurrency, networking, strong consistency, and data storage to join our Core team. The team focuses on the Hazelcast Platform, our high-performance, low-latency storage and … solid engineering fundamentals with a focus on performance, consistency, resilience, and scale, bringing your passion for solving difficult problems to help realize the product vision. Your role as a Java Engineer is crucial in ensuring that Hazelcast Platform meets business objectives, is robust and scalable, and is depended upon by customers for mission-critical implementations. WHAT YOU'LL … DO Design and Development : Design, develop, and maintain Java-based consistency and storage components, leveraging RAFT and other distributed algorithms. Implement new solutions using Java frameworks and libraries, ensuring scalability, performance, and reliability. Optimize the platform for speed, efficiency, and resource utilization, including indexing, query optimization, and caching strategies. Security and Integration : Implement security measures to protect data More ❯

Java Software Engineer - Java 11+, Spring, Spring Boot, Microservices, Kafka, Akka, Docker/Kubernetes, Real-time, TDD/BDD, Payments A Java Engineer with a background in finance/payments and experience working on distributed real-time systems is sought after by a global Fintech based in South West London. This organisation 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 of Java 17, Spring Boot and Akka. You will contribute from both a … with a heavy focus on Pair Programming and TDD, so are looking for people from similar environments. To be successful, you will demonstrate: A strong background in hands-on Java engineering, currently working with Java 11+ Indepth knowledge of microservices architecture and usage of Spring/Spring Boot Experience developing distributed, real-time applications with Kafka and the More ❯

Senior Java Software Engineer - Java 11+, Spring, Spring Boot, Microservices, Kafka, Akka, Docker/Kubernetes, Real-time, TDD/BDD, Payments - London A Senior Java Engineer with a background in finance/payments and experience working on distributed real-time systems is sought after by a global Fintech. This organisation 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 of Java 17, Spring Boot and Akka. You will contribute from both a design and … with a heavy focus on Pair Programming and TDD, so are looking for people from similar environments. To be successful, you will demonstrate: A strong background in hands-on Java engineering, currently working with Java 11+ Indepth knowledge of microservices architecture and usage of Spring/Spring Boot Experience developing distributed, real-time applications (with Akka AND/ More ❯

We're Hiring: Java Engineer - Centre of Excellence (Java/Microservices/APIs) Location: London, United Kingdom (Hybrid - Minimum 2 days onsite/week)?? Start Date: Immediate? Engagement Type: Contract - Outside IR35 , 12-month initial term (with potential for extension or permanent employment) Industry: Financial Services/Technology Consulting About the Role We are seeking a highly … capable Java Engineer to join a newly established Centre of Excellence (CoE) focused on delivering secure, scalable, and production-grade digital solutions for the financial services sector. This is a hands-on engineering role ideal for someone with strong experience in Java , Spring Boot , microservices , and API development , who thrives in collaborative, high-accountability environments. The successful … candidate will contribute to backend service design, secure API delivery, and the development of reusable engineering assets across client engagements. Key Responsibilities Design, develop, and maintain backend services using Java and Spring Boot Build and integrate secure APIs aligned with industry standards (e.g., OAuth2, OpenID Connect) Contribute to the development of microservices architectures and distributed systems Collaborate with frontend More ❯

Java Software Engineer - Java 11+, Spring, Spring Boot, Microservices, Kafka, Akka, MongoDB, Docker/Kubernetes, Real-time, TDD/BDD, Payments A Java Engineer with a background in finance/payments and experience working on distributed real-time systems is sought after by a global Fintech based in South West London. This organisation 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 of Java 17, Spring Boot and Akka. You will contribute from both … with a heavy focus on Pair Programming and TDD, so are looking for people from similar environments. To be successful, you will demonstrate: A strong background in hands-on Java engineering, currently working with Java 11+ Indepth knowledge of microservices architecture and usage of Spring/Spring Boot Experience developing distributed, real-time applications with Kafka and the More ❯

Java Engineer Application Deadline: 31 July 2025 Department: Software Engineering Employment Type: Permanent Location: London (Hybrid) Compensation: £40,000 - £85,000/year Description Please note: For this role it is essential that you hold an active, or recently active SC clearance, and are willing and eligible to obtain a DV clearance. This role requires 3 days per … sector, we focus our efforts on improving the working lives of organisations doing social good across the UK. Who are we hiring? We are currently looking for an experienced Java Engineer with an active, or recently active SC security clearance to join one of our delivery teams working with customers based in central London. Your role at Gemba … systems, using a variety of modern technologies and best practices to help produce reliable, secure, and scalable solutions. Your skills and experience Applicants should have experience of the following: Java with Springboot Kubernetes Any experience of the following is desirable: Elastic/Opensearch Helm React AWS Go Why join Gemba? Gemba is built upon four core values that we More ❯

Senior Software Engineer - Applications (Java/SpringBoot) Department: Software Engineering Employment Type: Permanent - Full Time Location: Remote, UK Description We are looking for a Java Engineer, experienced in Java and Spring Boot to join our Applications team. The team focuses on providing tooling to enrich the core Hazelcast Platform, making it easier to use, scale … solid engineering fundamentals with a focus on performance, consistency, resilience and scale, bringing your passion for solving difficult problems to help realize the product vision. Your role as a Java Engineer is crucial in ensuring that Hazelcast Platform meets business objectives, is robust and scalable, and is depended upon by customers for mission-critical implementations. WHAT YOU'LL … DO Design and Development: Design, develop, and maintain Spring Boot applications to support both our end user management center and cloud microservice based platform Implement new solutions using Java frameworks and libraries, ensuring scalability, performance, and reliability. Optimizing the platform for speed, efficiency, and resource utilization Security and Integration: Implement security measures to protect data integrity and confidentiality, including More ❯

Technologies: Java UML UX UI Requirements Analysis Agile Waterfall NetBeans Eclipse Java Swing Java FX VMware Redhat Linux ansible Software Test Planning Configuration & Build svn Jenkins Hudson Sonar Signal Processing C++ RTI DDS Java Software Engineer wanted! Our client based in Weymouth is seeking a talented Java Software Engineer. A background in UX/… and talented person with a keen interest in software technology and the User journey through UX/UI is the ideal candidate. Extremely competitive salary on offer. Responsibilities: The Java Software Engineer should have UML experience using Enterprise Architect. Our client operates in areas where they support systems and equipment, both in the UK and International. This job … will be in the area of underwater warfare. Java UML UX/UI Requirement Analysis Knowledge of Agile, Waterfall and V VMware, RedHat, Linux, Ansible Software Test Planning Configuration and Build SVN, Jenkins, Hudson Sonar or Signal Processing C++ RTI DDS Candidate Profile: Degree in Computer Science or related subject Previous experience working as a Java Software Engineer More ❯

Java Software Engineer - Manchester We are seeking a Java Software Engineer to join their dynamic team, shaping a cutting-edge product suite and developing scalable, secure, and ethical digital solutions that make a tangible difference. Role Overview: Develop back-end and front-end web and mobile solutions Work on innovative greenfield projects Design scalable, maintainable systems … Ensure security, accessibility, and usability Collaborate with a mission-driven team Key Skills & Experience:Essential: 3+ years software engineering experience Strong Java, React, and React Native skills Agile development experience CI/CD pipelines and DevOps expertise Relational databases (e.g. MySQL) knowledge Strong problem-solving and teamwork abilities Desirable: AWS experience Agile tools (JIRA, Confluence) familiarity Working with sensitive … Benefits: Hybrid working flexibility 25 days holiday + UK bank holidays + your birthday off 5 mental health days per year Well-being budget Interested? Please Click Apply Now!Java Software Engineer More ❯

Java Full Stack Software Engineer page is loaded Java Full Stack Software Engineer Apply locations United Kingdom (Remote or Hybrid) time type Full time posted on Posted 2 Days Ago job requisition id JR101227 It's fun to work in a company where people truly BELIEVE in what they're doing! We're committed to bringing … Weather Obsess over Customer Success Work the Problem Be Curious Own the Outcome Respect Each Other YOUR IMPACT We are seeking a highly skilled and passionate Full Stack Software Engineer with a strong focus on Java to join our growing engineering team. In this role, you will be instrumental in designing, developing, and maintaining robust and scalable full … to deployment, collaborating closely with product managers, designers, and other engineers to deliver high-quality, impactful solutions. Design, develop, and implement highly performant and scalable full-stack applications using Java and related technologies. Build and maintain robust back-end services, APIs, and microservices. Develop responsive and intuitive front-end user interfaces. Collaborate with product management to understand requirements and More ❯

Java Full Stack Software Engineer page is loaded Java Full Stack Software Engineer Apply locations United Kingdom (Remote or Hybrid) time type Full time posted on Posted 3 Days Ago job requisition id JR101227 It's fun to work in a company where people truly BELIEVE in what they're doing! We're committed to bringing … Weather Obsess over Customer Success Work the Problem Be Curious Own the Outcome Respect Each Other YOUR IMPACT We are seeking a highly skilled and passionate Full Stack Software Engineer with a strong focus on Java to join our growing engineering team. In this role, you will be instrumental in designing, developing, and maintaining robust and scalable full … to deployment, collaborating closely with product managers, designers, and other engineers to deliver high-quality, impactful solutions. Design, develop, and implement highly performant and scalable full-stack applications using Java and related technologies. Build and maintain robust back-end services, APIs, and microservices. Develop responsive and intuitive front-end user interfaces. Collaborate with product management to understand requirements and More ❯

Role: Senior Java Engineer Location: Remote (UK) Job Type: Full-time, Permanent Salary: Competitive, based on experience + benefits + bonus potential About Us Come and be a part of The Investigo Group (TIG ), a dynamic coalition of cutting-edge tech firms specialising in Platform, Software, Data, AI and other bleeding-edge technology solutions. Our innovative prowess spans … TIG, where innovation knows no bounds, and together, we'll shape the future of technology solutions for a safer, more efficient world. About You: You're an experienced backend engineer who thrives in collaborative environments and enjoys solving complex technical problems. You're confident in your skills with Java and bring solid experience with microservices, messaging systems, and … to work across a diverse stack, apply modern thinking, and help shape the direction of a fast-growing product and team. About The Role: We're hiring a Senior Java Engineer to join our Collaboraite team, building the next generation of secure, high-performance, and scalable data analytics platforms. This is a hands-on engineering role with real More ❯

Staff Software Engineer - Java, Python, Generative AI, Agentic Systems (REMOTE) page is loaded Staff Software Engineer - Java, Python, Generative AI, Agentic Systems (REMOTE) Apply remote type Remote locations CA Palo Alto - JPS NC Raleigh-Durham OR Portland - JPS CA San Diego (Office) - JPS NV Las Vegas time type Full time posted on Posted 2 Days Ago … job requisition id R GEICO is seeking an experienced Engineer with a passion for building high-performance, low maintenance, zero-downtime platforms, and applications to support the Digital Experience for customers. You will help drive our insurance business transformation as we transition from a traditional IT model to a tech organization with engineering excellence as its mission, while co … creating the culture of psychological safety and continuous improvement. Position Description Our Staff Engineer is a key member of the engineering staff working across the organization to provide a friction-less experience to our customers and maintain the highest standards of protection and availability. Our team thrives and succeeds in delivering high-quality technology products and services in a More ❯

Java Software Engineer/Developer WFH to £100k Are you a skilled Java Software Engineer with low latency trading systems experience? You could be progressing your career at a global market data and trading platform provider for cryptocurrency markets. As a Java Software Engineer you will develop, test and maintain high-quality, low-latency … Java applications handling millions of requests per day, collaborating with cross-functional teams to design systems that meet business and regulatory requirements. You'll seek to continuously improve system performance and scalability, implement automated testing, CI/CD pipelines and document system workflows, architecture and design decisions. Location/WFH: You can work from home from anywhere in the … with some flexibility around start/finish times - please note: you must have the right to work in the UK and be UK based. About you: You have strong Java development experience including concurrency, garbage collection, low level performance optimisation, data structures and memory efficient design patterns You have experience with low latency systems, particularly OMS (Order Management Systems More ❯

personal pension plan of an additional 5% of your base salary paid by us monthly to save for your future Your role and responsibilities IBM is seeking a skilled Java Engineer to join our dynamic team, specifically to work on public sector accounts. The successful candidate will be responsible for designing, developing, and implementing high-quality software solutions … using Java technology stack, with a focus on serving public sector clients. This role involves working on various projects, including those related to Docker, Openshift, Camunda, Nginx, LUA Auth, ReactJS, KeystoneJS, MongoDB, OracleDB, and Swagger. The Java Engineer in this role will contribute to the delivery of solutions that enhance public sector operations, improve service delivery, and … ensure data integrity and security, all while meeting stringent regulatory requirements. Required technical and professional expertise Design, code, test, and document Java applications in line with agreed specifications. Collaborate with cross-functional teams to define, design, and ship new features. Ensure the performance, quality, and responsiveness of applications. Identify and correct bottlenecks and fix bugs. Help maintain code quality More ❯

This is an exciting opportunity for a passionate Java engineer to join one of many agile squads in the Insurance Retail family, we are looking for someone who likes a challenge, wants to embrace a DevOps culture and brings ideas around improved ways of working. We are also looking for someone who is a team player and can … of AI tools such as Amazon Q developer Experience of processing financial transactions and/or the insurance industry would be advantageous. Salary The salary for the role of Java Engineer with Cloud Experience (Level 3) pays within our pay banding of £27,500 to £46,000, providing a fantastic opportunity for career progression through CDL's clearly More ❯

Press Tab to Move to Skip to Content Link Select how often (in days) to receive an alert: Create Alert An Amazing Career Opportunity for a Senior Software Engineer Java Location: Cardiff, UK Job ID: 39769 As a key contributor of the Customer Facing Tools team you will be responsible for the development and maintenance of our enterprise … and make a real impact on global security solutions. Are you ready to make a difference? Join us and help shape the future of security. As our Senior Software Engineer Java , you'll support HID's success by: You will be part of our Customer Facing Tools team under the PACS (Physical Access Control Systems) business area, the … is based in Cardiff. Our current hybrid working model allows 2 remote days per week. What we will love about your background: You have experience of developing applications using Java that includes: Unit testing, and Integration testing. Experience in developing networked applications would be desirable. Experience in writing integrations to devices over any of the following would also be More ❯

Lead Software Engineer - Java Location: Hybrid - Worcestershire (2 days per week on-site) An established and forward-thinking organisation is looking for an experienced Lead Java Software Engineer to join a collaborative and Agile development team. This is a hands-on development role, contributing to the delivery of enterprise-scale systems and the continuous improvement of … technical estate. You'll work across all phases of the software development lifecycle and play a key role in enhancing both customer experience and system capability. Tech Stack Core Java development Web services (REST and SOAP) SQL and database development Exposure to Microsoft technologies and modern CI/CD practices is a bonus Working with both legacy and modernised … codebases What You'll Be Doing Designing and developing robust Java-based applications and services Contributing to the design and evolution of scalable architecture Collaborating with cross-functional teams (QA, BAs, Architects, etc.) in a Scrum environment Improving the software development process and mentoring other engineers where needed Playing a key role in Agile ceremonies and delivering high-quality More ❯

Software Engineer - Java Role Overview Are you an experienced Software Engineer with a strong background in Java? This is a hands-on development role within a cross-functional Agile team, focused on delivering innovative software solutions and improving existing systems in a dynamic environment. Location Worcestershire Key Responsibilities Design and develop robust software using Java … that enhances customer experience and strengthens the technical estate. Collaborate with internal teams and external partners to implement scalable solutions. What We're Looking For Essential Skills & Experience Commercial Java development experience. Understanding of production software applications and databases. Ability to write clean, maintainable code and apply design patterns. Strong analytical and problem-solving skills. Experience working within Agile More ❯

Senior Java Technical Lead - Belfast (Hybrid) Up to £110,000 + Bonus + Exceptional Benefits | Backend Java | Global Impact | Flexible Working MCS Group is delighted to be partnering with a global technology company to recruit a Senior Java Technical Lead. We're seeking a highly experienced technical leader to join a global product engineering team in a … and delivery within a high-availability environment, collaborating closely with internal stakeholders and developers worldwide. What you'll do: Lead design and development of large-scale backend services in Java/J2EE (Spring, Hibernate, REST APIs). Own solution architecture across microservices, containers (Docker/Kubernetes), and cloud-native deployments. Oversee development standards, documentation, mentoring, and quality assurance. Engage … in GenAI tooling and integration (e.g. GPT, Claude, GitHub Copilot) Ensure high system performance, maintainability, and security across deployments. What you'll bring: Extensive experience in enterprise-level Java development with deep REST API and microservice expertise. Strong experience with databases (PostgreSQL/Oracle), cloud-native practices, and CI/CD pipelines (Jenkins, GitHub Actions). Proven leadership in More ❯

Backend Software Engineer/Developer (Java 17 Kotlin AWS) London/WFH to £85k Are you a technologist Backend Software Engineer with strong Java skills looking to progress your career, working with a modern cloud based infrastructure and a range of technology? You could be joining a hugely successful and growing commodities trading firm that specialise … in trading silver and gold. As a Backend Software Engineer you'll collaborate with the Lead Engineer on the core trading platform as the company looks to scale the platform and introduce new features. There's an emphasis on code quality; designing and developing highly complex web based trading platforms working across the full development lifecycle. The technology … stack includes Java 17, Kotlin, Spring Boot and AWS amongst others; you'll be encouraged to expand your skillset using the latest technologies and choosing the best tool for the job in a friendly Agile team environment. WFH Policy: You'll join the team in the West London office with flexibility to work from home twice a week. About More ❯

Principal FullStack Engineer - NPPV3, SC, Java, 4GL, Java Script Up to £635 per day (InsideIR35) London/Remote 12 Months My client is an instantly recognisable consultancy who require a Principle/Lead FullStack Engineer with Java, C#, Java Script and Active Security Clearance (SC), as well as Active NPPV3, to lead a team … of Engineers in a critical project for an end client.Key requirements: Principal FullStack engineer with experience leading teams of engineers on complex projects Active Security Clearance (SC) and Active NPPV3 Full stack experience in C#, Java (Spring Boot, JPA/Hibernate), Rest APIs Experience in building microservices and knowledge of SOLID principles Understanding of 4GL (fourth generation programming … language) Experience in backlog refinement, preparation of user stories and object oriented analysis and design Excellent stakeholder management skills Nice to have: Experience in Front End (Java Script or View JS) Awareness of AWS DevOps principles and orchestration tools (Docker, Terraform, Kubernetes) Knowledge of GDS standards, to provide support on technical decisions If you're interested in this role More ❯

Mid-Senior Software Engineer (Java) Security Clearance Required: DV ('Developed Vetting') Location: Farnborough, UK: 80% on-site working policy UNLEASH YOUR POTENTIAL Were seeking a Software Engineer with hands-on experience in secure, modular systems to support development of a Distributed Data Framework (DDF) catalogue and integrate features from the Codice Alliance framework. Are you ready for … Codice Alliance tools with the existing catalogue Build secure and modular services for ingesting, indexing, and querying geospatial and imagery data Work with OSGi, Apache Karaf, and other modular Java platforms Ensure compliance with data security, access control, and audit requirements Create Design and Build documentation derived from customer requirements. Required Experience: Strong Java development experience, especially in More ❯

Senior Software Engineer - Java/Kotlin - Equity Derivatives - VP We are seeking a senior developer to join the London based team part of the Equity Derivatives Pre-Trade technology group. This role will position you as a technical and delivery lead to help to design and deliver the build out of a pre-trade request-for-quote and More ❯