Senior Java Software Engineer - Java 11+, Spring, SpringBoot, 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 … 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, SpringBoot and Akka. You will contribute from both a design and coding perspective, taking ownership of delivering new components and features ensuring high availability, resiliency and scalability. As … 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/SpringBoot Experience developing distributed, real-time applications (with Akka AND/OR Kafka) with an appreciation of topics such as Concurrency and multithreading. Experience of More ❯
Developer - Outside IR35 - Hybrid - Edinburgh Day Rate - Market Rates Duration - 6 months Harvey Nash's Public Sector Client are looking to bring in a Lead Software Developer to upgrade SpringBoot applications as part of their Cloud Migration project to ensure the applications are on the latest versions of their supporting software, are cyber secure and are compatible with the new … operating system we are migrating to within the AWS cloud. Main Duties To be the Lead Developer on the upgrade of the SpringBoot Application for the Cloud Migration project. Upgrade the SpringBoot framework to version 3.4 (or later) by upgrading libraries and dependencies. Upgrade to latest compatible version of java and upgrade and configure new Tomcat application servers. Address and … to production) and ready this for system testing, UAT, go live. Carry out skills transfer to developers on how to perform the upgrade for future iterations. Assist with other SpringBoot upgrades as and when required. Skills: Extensive experience developing Java with the Spring Framework - SpringBoot, Spring Security, Spring WebClient/RestTemplate, Spring Data More ❯
Leeds, West Yorkshire, Yorkshire, United Kingdom Hybrid / WFH Options
La Fosse
contribute to modernising the legal experience by delivering cloud-native software that supports the client's global legal operations. This is a hands-on engineering role involving React, Java, SpringBoot, microservices, and cloud platforms such as Kubernetes and SQL/NoSQL. You will play a key role in designing and maintaining scalable, high-quality systems. Key Responsibilities … Build modern software using React, Java, SpringBoot, and microservice architectures Follow Agile and DevOps best practises, including TDD, pair programming, and CI/CD Collaborate closely with Product, UX, and business stakeholders Contribute to architecture, design decisions, and coding standards Drive continuous improvement and adopt modern development practises Tech Stack Highlights React | Java | SpringBoot | Spring Cloud | Kubernetes | SQL/NoSQL | AMQP | CI/CD | DevOps | Polyglot environment Ideal Candidate 5+ years of hands-on experience in Java and React development Strong knowledge of SpringBoot and microservices Exposure to containerization tools (Docker/Kubernetes) Understanding of cloud platforms and distributed systems Passion for clean code, scalability, and working in a More ❯
Leeds, West Yorkshire, Yorkshire, United Kingdom Hybrid / WFH Options
La Fosse
hands-on development role, contributing across the full software lifecycle from design and development to testing and release. You'll work with a modern tech stack including Java, React, SpringBoot, Kubernetes, and cloud-native technologies, helping to deliver solutions. You'll operate primarily within Agile teams and contribute to architectural decisions, DevOps practices, and continuous delivery pipelines. … Key Responsibilities Design, build, and maintain high-quality, scalable software using Java, React, and SpringBoot Apply Agile and DevOps best practices: TDD, CI/CD, pair programming, and automated pipelines Collaborate with product owners, platform teams, UX designers, and business stakeholders Translate business requirements into efficient, maintainable technology solutions Lead by example on code quality, design decisions … and software development standards Contribute to platform and architectural direction in a polyglot environment Participate in team demos, technical showcases, and continuous improvement initiatives Tech Stack Highlights React | Java | SpringBoot | Spring Cloud | Kubernetes | SQL/NoSQL | AMQP | CI/CD | DevOps | Polyglot environment Ideal Candidate 3+ years of hands-on experience in Java and React development More ❯
or equivalent experience - 5+ years of hands-on experience in migration and modernization of mainframe applications to cloud platforms using refactoring approach - Strong hands-on experience in Java and SpringBoot framework development and experience with RESTful web services using SpringBoot - Proficiency in Spring framework components (Spring MVC, Spring Data, Spring … Age L3 certification - Knowledge of testing frameworks like JUnit, Mockito - Knowledge of mainframe modernization tools like Micro Focus, Blu Age, Astadia, AWS Mainframe Modernization Service - Familiarity with containerization of SpringBoot applications using Docker - Exposure to Generative AI coding assistants such as Amazon Q Developer, GitHub Copilot - Experience with automation and scripting (e.g., Python, Shell scripting) - Experience in More ❯
Java Software Engineer - Java 11+, Spring, SpringBoot, 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 … 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, SpringBoot and Akka. You will contribute from both a design and coding perspective, taking ownership of delivering new components and features ensuring high availability, resiliency and scalability. As … 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/SpringBoot Experience developing distributed, real-time applications with Kafka and the JMS (or related MQ technologies e.g. RabbitMQ, ACtiveMQ etc.) with an appreciation of multithreading More ❯
Java Software Engineer - Java 11+, Spring, SpringBoot, 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 … 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, SpringBoot and Akka. You will contribute from both a design and coding perspective, taking ownership of delivering new components and features ensuring high availability, resiliency and scalability. As … 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/SpringBoot Experience developing distributed, real-time applications with Kafka and the JMS (or related MQ technologies e.g. RabbitMQ, ACtiveMQ etc.) with an appreciation of multithreading More ❯
Java, Springboot Lead - UK Technology Lead You have successfully copied the job share URL to clipboard! Job details Work Location London State/Region/Province London Country United Kingdom Domain Delivery Interest Group Company ITL UK Requisition ID 135343BR Role - Technology Lead/Java, Springboot Lead Technology - Java, Springboot Location … of a learning culture, where teamwork and collaboration are encouraged, excellence is rewarded, and diversity is respected and valued. Required: • Develop, test, and maintain web applications using Java and Spring Boot. • Collaborate with cross-functional teams to define and implement new features. • Experience with design patterns and implementation. • Ensure performance, quality, and responsiveness of applications. • Identify and correct bottlenecks More ❯
for an experienced Java Full Stack Developer with Camunda BPM experience to design and develop scalable, workflow-driven web applications. This role combines deep backend expertise in Java/SpringBoot with modern frontend development skills and strong understanding of Camunda BPMN process orchestration. Design and develop BPMN 2.0 workflows and DMN rules using Camunda Modeler . Develop … backend services and APIs using Java , SpringBoot , and microservices architecture . Build dynamic, responsive UIs using Angular , React , or Vue.js . Integrate Camunda workflows with REST APIs, databases, messaging systems (Kafka/RabbitMQ), and user interfaces. Configure and manage Camunda engine, external task workers, and job execution. Write unit and integration tests for both frontend and backend … developers to deliver complete solutions. Deploy and monitor applications using Docker , Kubernetes , and CI/CD pipelines. Required Skills & Experience: 3-5 years of hands-on experience with Java , SpringBoot , Spring Cloud , REST APIs Strong expertise with Camunda BPM (v7 or v8) - BPMN, DMN, external tasks, process orchestration Experience in Angular , React , or Vue.js Other Technologies More ❯
Engineering Team Lead - Java SpringBoot AWS Kubernetes £100,000-120,000 base salary Extensive Benefits and 10% bonus Java21, SpringBoot, Kubernetes, Docker, AWS Central London, hybrid with 2 days a week onsite InsurTech AI-Powered B2B/B2C SaaS Engineering Team Lead - We have been engaged by a leading Insurtech company to find a … and people leadership (70%). You will report into the Director of Engineering being part of the technical leadership team for business vertical. The tech stack consists of Java21, SpringBoot, Kubernetes, Docker, Terraform, Helm and various AWS services. Requirements Experience leading an engineering team/squad (minimum of 3 direct reports) Experience mentoring engineers while fostering a … for a strong communicator who can explain technical concepts to different audiences and stakeholders. Ability to drive system design decisions, balancing scalability, performance, and maintainability. Engineering Team Lead - Java SpringBoot AWS Kubernetes Burns Sheehan Ltd will consider applications based only on skills and ability and will not discriminate on any grounds. More ❯
We are seeking a full-time contractor or employee for a Senior Java Spring Developer role.Required Skills: Spring framework - Experience in Java Programming, Java Virtual Machine (JVM) Basics: Understanding how Java code executes, Spring Core, Build Tools: Maven or Gradle, Spring MVC, SpringBoot, Spring MVC (For Web Applications), Spring Data JPA … For Database Access), JPA (Java Persistence API), Spring Security (For Authentication and Authorization), Spring AOP (Aspect-Oriented Programming), Spring Cloud (For Microservices), Spring Integration (For Enterprise Integration Patterns), RESTful API Design Principles, Docker and Containerization. Java - Proficiency in Java SE, including OOP principles, data structures, collections, and exception handling, is fundamental. Understanding Java 8+ features like … Lambdas and Streams, along with JVM basics, will significantly enhance your Spring development capabilities. JBoss EAP - JBoss EAP expertise requires understanding its architecture, configuration, and deployment processes for Java EE applications, along with skills in managing resources, security, and clustering. Familiarity with its administration console, CLI, and troubleshooting techniques is essential for effectively maintaining and optimizing JBoss EAP environments. More ❯
Key Responsibilities: Analyse user requirements and translate them into robust, scalable software solutions within the DXC Assure Reinsurance (SICS) platform. Design, develop, and maintain critical software components using Java , SpringBoot , and Spring Cloud in a Microservices architecture. Build and enhance RESTful APIs that integrate seamlessly with other systems and services. Work with cloud infrastructure, primarily AWS … Qualifications: Bachelor's degree in Computer Science, Software Engineering, or related field (or equivalent experience). Moderate to strong hands-on experience developing software in Java , with proficiency in SpringBoot , Spring Cloud , and Microservices . Proven experience designing, developing, and consuming REST APIs . Working knowledge of AWS cloud services and cloud-native application design principles. More ❯
Manchester, Lancashire, England, United Kingdom Hybrid / WFH Options
In Technology Group Limited
high-scale, cloud-native systems using modern technologies in a collaborative, forward-thinking environment. The Role: You'll be building distributed, event-driven microservices using: Java and the full Spring ecosystem (SpringBoot, Spring Cloud, Spring Data, Spring Cloud Stream) Kafka , MongoDB , ElasticSearch , and Redis AWS cloud services including Lambda , Step Functions , and general … clean architecture principles ( DDD ) You'll also contribute to architecture discussions, peer reviews, and technical presentations within the team. What They're Looking For: Strong Java development experience using Spring-based frameworks Knowledge of distributed systems and microservices best practices Hands-on with Kafka, NoSQL/ElasticSearch, and containerised environments Experience with AWS services and cloud-native design Comfortable More ❯
Manchester, North West, United Kingdom Hybrid / WFH Options
In Technology Group Limited
high-scale, cloud-native systems using modern technologies in a collaborative, forward-thinking environment. The Role: You'll be building distributed, event-driven microservices using: Java and the full Spring ecosystem (SpringBoot, Spring Cloud, Spring Data, Spring Cloud Stream) Kafka , MongoDB , ElasticSearch , and Redis AWS cloud services including Lambda , Step Functions , and general … clean architecture principles ( DDD ) You'll also contribute to architecture discussions, peer reviews, and technical presentations within the team. What They're Looking For: Strong Java development experience using Spring-based frameworks Knowledge of distributed systems and microservices best practices Hands-on with Kafka, NoSQL/ElasticSearch, and containerised environments Experience with AWS services and cloud-native design Comfortable More ❯
Manchester, Lancashire, England, United Kingdom Hybrid / WFH Options
Nextech
Manchester. This is a fantastic opportunity to work on high-scale, cloud-native systems using modern technologies in a collaborative, forward-thinking environment. The Role: Java and the full Spring ecosystem (SpringBoot, Spring Cloud, Spring Data, Spring Cloud Stream) Kafka, MongoDB, ElasticSearch, and Redis AWS cloud services including Lambda, Step Functions, and general … clean architecture principles (DDD) You'll also contribute to architecture discussions, peer reviews, and technical presentations within the team. What They're Looking For: Strong Java development experience using Spring-based frameworks Knowledge of distributed systems and microservices best practices Hands-on with Kafka, NoSQL/ElasticSearch, and containerised environments Experience with AWS services and cloud-native design Comfortable More ❯
Manchester, North West, United Kingdom Hybrid / WFH Options
Nextech Group Limited
Manchester. This is a fantastic opportunity to work on high-scale, cloud-native systems using modern technologies in a collaborative, forward-thinking environment. The Role: Java and the full Spring ecosystem (SpringBoot, Spring Cloud, Spring Data, Spring Cloud Stream) Kafka, MongoDB, ElasticSearch, and Redis AWS cloud services including Lambda, Step Functions, and general … clean architecture principles (DDD) You'll also contribute to architecture discussions, peer reviews, and technical presentations within the team. What They're Looking For: Strong Java development experience using Spring-based frameworks Knowledge of distributed systems and microservices best practices Hands-on with Kafka, NoSQL/ElasticSearch, and containerised environments Experience with AWS services and cloud-native design Comfortable More ❯
Role Title: Java Developer Location: Northampton Duration: 31/12/2025 Rate: £250 per day - PAYE via Umbrella Only Role Requirements: Kafka deployment and integration. SpringBoot, Spring Batch & Spring Cloud frameworks. Experience of building microservices SDKs. Create low level designs conforming to solution architecture. Should be able to design API contracts using RAML. Design … web platforms. Possesses good understanding of integration patterns between presentation layer, business layer, and backend systems. Good understanding of following technology stack- RAML/Swagger, Mule, Java/J2EE, Spring Boot. Good understanding of API led architecture (system, process, experience) & concepts such as choreography, orchestration, synchronisation, exception handling etc. Understanding of API gateway management and configuration. Understanding of enterprise … defining versioning protocols. Ensure team adheres to code quality and security standards using tools like SonarQube, Checkmarx. Essential Skills: Hands-on experience with Java 17+. Hands-on experience with SpringBoot and REST microservices. Hands-on experience with some Async stack (e.g., Kafka). Hands-on experience with databases (SQL/No-SQL). Understanding of concepts around More ❯
Liverpool, Merseyside, England, United Kingdom Hybrid / WFH Options
Hays Specialist Recruitment Limited
model, with 2-3 days per week on-site in Liverpool, and is inside IR35 (via umbrella company). Key Responsibilities: Develop and maintain scalable Java backend services using SpringBoot and Spring Framework Build and test RESTful APIs using Postman and Swagger Collaborate with DevOps teams to support CI/CD pipelines Manage cookies and session … with POJOs and mock data for testing and development Integrate front-end components using Thymeleaf and JSON What you'll need to succeed Essential Skills: Java (Core and Advanced) SpringBoot & Spring Framework jQuery Thymeleaf RESTful API development and testing (Postman, Swagger) CI/CD pipelines and DevOps collaboration Cookies/session management Unit testing with JUnit More ❯
Requirements: Minimum of 3 years of experience in Java 17 Proficiency in Spring/SpringBoot Experience with noSQL databases, particularly DocumentDB (MongoDB compatible) Familiarity with Gradle and design patterns Knowledge of standards Technologies: AWS Git Gradle Java MongoDB NoSQL REST SpringSpringBoot Cloud Terraform TypeScript Additional Information: As a Software Engineer in 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 SpringBoot to join our Applications team. The team focuses on providing tooling to enrich the core Hazelcast Platform, making it easier to use, scale and provide greater … 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 SpringBoot 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. … technologies, Java programming language, and software engineering best practices, and apply this knowledge to improve existing storage systems and develop new solutions. WHAT YOU HAVE Experience of Java and SpringBoot development Popular Java Frameworks and tools (Spring, Hibernate, Maven) Designing APIs (well crafted APIs supporting backwards compatibility) Java JDK 17+ Knowledge of following are desirable: Containerised More ❯
Fairfax Station, Virginia, United States Hybrid / WFH Options
Bitsoft International, Inc
Job Title: Java Full-Stack Developer AWS & Angular & SpringBoot Location: Fairfax, VA (Hybrid 2 days Onsite/Week) Duration: Full Time Permanent Salary Range: $110-115k + Benefits Qualifications: Required skill sets - Extensive experience with: Bachelors degree in Computer Science, Engineering, or a related field. 10+ years of professional experience in Java-based full-stack development. … Expert-level backend development with SpringBoot, REST APIs, and microservices architecture. Proficiency in frontend technologies such as Angular, HTML5, CSS, and JavaScript. Experience with AWS, containerized deployments (Docker), and CI/CD automation (Jenkins). Strong understanding of relational databases (PostgreSQL, Oracle, or SQL Server). Solid grasp of software engineering principles, testing methodologies, and Agile development More ❯
including step functions, lambda and general AWS architecture Expertise in DevOps and containers environments including Kubernetes . Excellent software development, software architecture and technical delivery skills in: The whole Spring ecosystem included SpringBoot, Spring Cloud AWS, Spring Data, Spring Cloud Streams. Desirable: Typescript/React/React Native Eco System TypeScript and JavaScript More ❯
. We are seeking a Senior Full Stack Developer to join our team in supporting modernization initiatives for our DHS, Custom and Border Protection client with expertise in Java (SpringBoot, JPA, Liquibase), Angular, and databases (RDS, PostgreSQL). The ideal candidate excels in building scalable microservices, containerized deployments, and CI/CD automation using GitOps. Qualified applicants … by peers in a technical review of skills and experience. This position is contingent upon contract award. Essential Duties and Responsibilities: Design and develop high-quality web applications using SpringBoot, JPA, Liquibase, and Angular as core frameworks. Architect, implement, and maintain robust RESTful APIs and microservices supporting business-critical workflows. Develop, test, and optimize scalable database solutions … informal design reviews and document the design according to the Government's system lifecycle methodology. Work Experience & Job Skills: Minimum 8+ years of hands-on development experience using Java, Springboot Microservices, JPA and Angular 14+ Experience with modern software engineering tools and methodologies including Eclipse, Spring Tool Suite (STS), Visual Studio Code, and Atlassian Products (Jira More ❯
is a hands-on leadership role where you'll shape engineering strategy while designing and delivering scalable platforms across AWS, Azure, and GCP, leveraging technologies like Java/Kotlin, SpringBoot, Kafka, Kubernetes, and CI/CD pipelines. This role is perfect for someone who thrives at the intersection of technical depth, product vision, and collaborative problem solving … complex, high-assurance environments. Key Responsibilities Lead the architecture and delivery of secure, scalable microservices in a multi-cloud, containerized environment Design and implement solutions using Java/Kotlin, SpringBoot, Kafka, and other cloud-native tools Champion Domain-Driven Design (DDD), clean architecture, and event-driven paradigms Guide engineers through code reviews, design sessions, and architecture governance … stack Contribute to platform-wide decisions around data modeling, APIs, and long-term architectural evolution Skills & Experience Required: Minimum 10+yrs of deep hands-on expertise in Java/Kotlin, SpringBoot, and modern service-oriented architecture Strong understanding of Kafka, event-driven patterns, and asynchronous communication Experience designing and scaling cloud-native platforms in AWS or Azure Solid More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Become
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 deep expertise in Java, SpringBoot, and secure API design , and who thrives in fast-paced, client-facing environments. The successful candidate will play a key role in shaping backend architecture, driving secure … service delivery, and contributing to engineering standards across engagements. Key Responsibilities Design and develop backend services using Java and SpringBoot Architect and implement secure APIs using OAuth2, FAPI, OpenID Connect Ensure backend services are performant, scalable, and resilient Collaborate with frontend, DevOps, and QA teams to deliver integrated solutions Participate in architecture reviews, technical design sessions, and … including Agile , CI/CD , and DevSecOps Contribute to the development of reusable backend assets and CoE standards Required Skills and Experience Extensive hands-on experience with Java and SpringBoot in enterprise environments Proven expertise in designing and delivering secure APIs (OAuth2, FAPI, OpenID Connect) Strong understanding of microservices architecture and distributed systems Experience working in regulated More ❯