on high-scale, distributed systems in a collaborative environment, contributing to the design and development of mission-critical applications. The ideal candidate will bring strong expertise in Java (17+) , SpringBoot , and Kafka (or similar event-driven messaging technologies) , alongside a solid understanding of modern software engineering practices. Key Responsibilities Design, develop, and maintain high-performance Java applications … using Java 17+ and Spring Boot. Build and optimise event-driven, distributed systems leveraging Kafka (or similar streaming platforms). Work closely with architects and product teams to design scalable, resilient solutions. Contribute to all phases of the development lifecycle, including requirements analysis, technical design, implementation, testing, deployment, and support. Ensure code quality, maintainability, and best practices through reviews … and CI/CD pipelines. Participate in agile ceremonies and collaborate effectively with cross-functional teams. Required Skills & Experience Strong commercial experience with Java 17+ . Deep knowledge of SpringBoot and microservice architecture. Proven hands-on experience with Kafka (or RabbitMQ, Pulsar, or similar). Strong understanding of REST APIs and integration patterns. Experience with cloud environments More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Explore Group
on high-scale, distributed systems in a collaborative environment, contributing to the design and development of mission-critical applications. The ideal candidate will bring strong expertise in Java (17+) , SpringBoot , and Kafka (or similar event-driven messaging technologies) , alongside a solid understanding of modern software engineering practices. Key Responsibilities Design, develop, and maintain high-performance Java applications … using Java 17+ and Spring Boot. Build and optimise event-driven, distributed systems leveraging Kafka (or similar streaming platforms). Work closely with architects and product teams to design scalable, resilient solutions. Contribute to all phases of the development lifecycle, including requirements analysis, technical design, implementation, testing, deployment, and support. Ensure code quality, maintainability, and best practices through reviews … and CI/CD pipelines. Participate in agile ceremonies and collaborate effectively with cross-functional teams. Required Skills & Experience Strong commercial experience with Java 17+ . Deep knowledge of SpringBoot and microservice architecture. Proven hands-on experience with Kafka (or RabbitMQ, Pulsar, or similar). Strong understanding of REST APIs and integration patterns. Experience with cloud environments More ❯
london, south east england, united kingdom Hybrid / WFH Options
Explore Group
on high-scale, distributed systems in a collaborative environment, contributing to the design and development of mission-critical applications. The ideal candidate will bring strong expertise in Java (17+) , SpringBoot , and Kafka (or similar event-driven messaging technologies) , alongside a solid understanding of modern software engineering practices. Key Responsibilities Design, develop, and maintain high-performance Java applications … using Java 17+ and Spring Boot. Build and optimise event-driven, distributed systems leveraging Kafka (or similar streaming platforms). Work closely with architects and product teams to design scalable, resilient solutions. Contribute to all phases of the development lifecycle, including requirements analysis, technical design, implementation, testing, deployment, and support. Ensure code quality, maintainability, and best practices through reviews … and CI/CD pipelines. Participate in agile ceremonies and collaborate effectively with cross-functional teams. Required Skills & Experience Strong commercial experience with Java 17+ . Deep knowledge of SpringBoot and microservice architecture. Proven hands-on experience with Kafka (or RabbitMQ, Pulsar, or similar). Strong understanding of REST APIs and integration patterns. Experience with cloud environments More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Explore Group
on high-scale, distributed systems in a collaborative environment, contributing to the design and development of mission-critical applications. The ideal candidate will bring strong expertise in Java (17+) , SpringBoot , and Kafka (or similar event-driven messaging technologies) , alongside a solid understanding of modern software engineering practices. Key Responsibilities Design, develop, and maintain high-performance Java applications … using Java 17+ and Spring Boot. Build and optimise event-driven, distributed systems leveraging Kafka (or similar streaming platforms). Work closely with architects and product teams to design scalable, resilient solutions. Contribute to all phases of the development lifecycle, including requirements analysis, technical design, implementation, testing, deployment, and support. Ensure code quality, maintainability, and best practices through reviews … and CI/CD pipelines. Participate in agile ceremonies and collaborate effectively with cross-functional teams. Required Skills & Experience Strong commercial experience with Java 17+ . Deep knowledge of SpringBoot and microservice architecture. Proven hands-on experience with Kafka (or RabbitMQ, Pulsar, or similar). Strong understanding of REST APIs and integration patterns. Experience with cloud environments More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Inara
on engineering role with the opportunity to work on cutting-edge systems from day one. Tech Stack: Java (with experience with another language such as Golang, Kotlin, Python etc) SpringBoot Kubernetes , AWS Grafana , GitHub Event-driven architecture, microservices CI/CD & rapid delivery tooling What You’ll Be Doing: Build scalable and secure microservices using Java … + SpringBoot Collaborate with in-house engineers to augment and accelerate platform delivery Deploy and monitor services in AWS using Kubernetes Work in a high-frequency release environment — deploying multiple times per day Use Grafana (or similar) for observability and maintain production-grade reliability We’re Looking For: 5+ years of Java engineering experience (Java 11+; ideally … Java 21) Strong background with SpringBoot , microservices, and cloud-native design Hands-on with Docker, Kubernetes , AWS , and containerised deployments CI/CD pipeline experience with GitHub or similar tools Exposure to high-velocity teams with frequent releases Excellent collaboration and communication skills in a mixed consultancy/client setup Interested? - Please apply for consideration for this More ❯
on engineering role with the opportunity to work on cutting-edge systems from day one. Tech Stack: Java (with experience with another language such as Golang, Kotlin, Python etc) SpringBoot Kubernetes , AWS Grafana , GitHub Event-driven architecture, microservices CI/CD & rapid delivery tooling What You’ll Be Doing: Build scalable and secure microservices using Java … + SpringBoot Collaborate with in-house engineers to augment and accelerate platform delivery Deploy and monitor services in AWS using Kubernetes Work in a high-frequency release environment — deploying multiple times per day Use Grafana (or similar) for observability and maintain production-grade reliability We’re Looking For: 5+ years of Java engineering experience (Java 11+; ideally … Java 21) Strong background with SpringBoot , microservices, and cloud-native design Hands-on with Docker, Kubernetes , AWS , and containerised deployments CI/CD pipeline experience with GitHub or similar tools Exposure to high-velocity teams with frequent releases Excellent collaboration and communication skills in a mixed consultancy/client setup Interested? - Please apply for consideration for this More ❯
london, south east england, united kingdom Hybrid / WFH Options
Inara
on engineering role with the opportunity to work on cutting-edge systems from day one. Tech Stack: Java (with experience with another language such as Golang, Kotlin, Python etc) SpringBoot Kubernetes , AWS Grafana , GitHub Event-driven architecture, microservices CI/CD & rapid delivery tooling What You’ll Be Doing: Build scalable and secure microservices using Java … + SpringBoot Collaborate with in-house engineers to augment and accelerate platform delivery Deploy and monitor services in AWS using Kubernetes Work in a high-frequency release environment — deploying multiple times per day Use Grafana (or similar) for observability and maintain production-grade reliability We’re Looking For: 5+ years of Java engineering experience (Java 11+; ideally … Java 21) Strong background with SpringBoot , microservices, and cloud-native design Hands-on with Docker, Kubernetes , AWS , and containerised deployments CI/CD pipeline experience with GitHub or similar tools Exposure to high-velocity teams with frequent releases Excellent collaboration and communication skills in a mixed consultancy/client setup Interested? - Please apply for consideration for this More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Inara
on engineering role with the opportunity to work on cutting-edge systems from day one. Tech Stack: Java (with experience with another language such as Golang, Kotlin, Python etc) SpringBoot Kubernetes , AWS Grafana , GitHub Event-driven architecture, microservices CI/CD & rapid delivery tooling What You’ll Be Doing: Build scalable and secure microservices using Java … + SpringBoot Collaborate with in-house engineers to augment and accelerate platform delivery Deploy and monitor services in AWS using Kubernetes Work in a high-frequency release environment — deploying multiple times per day Use Grafana (or similar) for observability and maintain production-grade reliability We’re Looking For: 5+ years of Java engineering experience (Java 11+; ideally … Java 21) Strong background with SpringBoot , microservices, and cloud-native design Hands-on with Docker, Kubernetes , AWS , and containerised deployments CI/CD pipeline experience with GitHub or similar tools Exposure to high-velocity teams with frequent releases Excellent collaboration and communication skills in a mixed consultancy/client setup Interested? - Please apply for consideration for this More ❯
Hands on Practical experience in System Design, Application Development, Testing and operation Stability Experience in developing, debugging and maintaining with the technologies and frameworks such as Java, J2EE, Microservices, SpringBoot, Spring Cloud, Angular, Javascript and Rest API Exposure Database Server such as Oracle and NoSql Database such as Cassandra. Knowledge in Database ORM Frameworks such as More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Opus Recruitment Solutions
Java Developer - £100,000 - £140,000 – London/Hybrid Java 21 | Microservices | Springboot | AWS | Startup | Scaleup | Fintech | Banking | Amazon Web Services | PostgreSQL | Are you a Java Developer who wants to have a voice within the team? Maybe you want to join a fast growing company with lots of progression. If so I have a role for you. … days annual leave Solid pension And more If you’re interested please apply or send your CV to adam.holmes@opusrs.com to apply. Sponsorship isn’t available. Java 21 | Microservices | Springboot | AWS | Startup | Scaleup | Fintech | Banking | Amazon Web Services | PostgreSQL More ❯
Java Developer - £100,000 - £140,000 – London/Hybrid Java 21 | Microservices | Springboot | AWS | Startup | Scaleup | Fintech | Banking | Amazon Web Services | PostgreSQL | Are you a Java Developer who wants to have a voice within the team? Maybe you want to join a fast growing company with lots of progression. If so I have a role for you. … days annual leave Solid pension And more If you’re interested please apply or send your CV to adam.holmes@opusrs.com to apply. Sponsorship isn’t available. Java 21 | Microservices | Springboot | AWS | Startup | Scaleup | Fintech | Banking | Amazon Web Services | PostgreSQL More ❯
steering engineering standards, cloud strategy, and distributed system design for one of the most ambitious financial technology projects in the world. Why apply? Greenfield engineering - modern tech stack: Java, SpringBoot, Kubernetes (EKS & GKE), Kafka, Apache Ignite, MongoDB, RabbitMQ, Solace Massive scale - billions of risk calculations per day across trading desks globally Impact & visibility - shape the technical direction … quant teams to scale the platform Mentor and guide developers while staying hands-on in the codebase What we're looking for Expert knowledge of Java/JVM/SpringBoot Deep experience with Kubernetes (EKS, GKE) and cloud platforms (AWS, GCP) Proven background in distributed systems, event-driven architecture, and high-performance platforms Strong leadership skills - able More ❯
City of London, London, United Kingdom Hybrid / WFH Options
RemoteStar
around the world giving them access to over 19,000 financial markets. Mode of working: Hybrid(2-3 from London office) What you will need for the role: Java & Spring/SpringBoot : 8+ years of extensive experience in building and deploying back-end services. Front-End Technologies: 8+ years of experience in React.js, Node.js, Next.js, HTML More ❯
around the world giving them access to over 19,000 financial markets. Mode of working: Hybrid(2-3 from London office) What you will need for the role: Java & Spring/SpringBoot : 8+ years of extensive experience in building and deploying back-end services. Front-End Technologies: 8+ years of experience in React.js, Node.js, Next.js, HTML More ❯
london, south east england, united kingdom Hybrid / WFH Options
RemoteStar
around the world giving them access to over 19,000 financial markets. Mode of working: Hybrid(2-3 from London office) What you will need for the role: Java & Spring/SpringBoot : 8+ years of extensive experience in building and deploying back-end services. Front-End Technologies: 8+ years of experience in React.js, Node.js, Next.js, HTML More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
RemoteStar
around the world giving them access to over 19,000 financial markets. Mode of working: Hybrid(2-3 from London office) What you will need for the role: Java & Spring/SpringBoot : 8+ years of extensive experience in building and deploying back-end services. Front-End Technologies: 8+ years of experience in React.js, Node.js, Next.js, HTML More ❯
updated with emerging backend and cloud technologies Key Skills & Experience 5+ years of back-end development experience using Kotlin or modern Java Expertise in microservice architectures and frameworks like SpringBoot or http4k Deep understanding of RESTful API design and integration Proven experience mentoring engineers and contributing to high-performing teams Familiarity with Agile (Scrum or Kanban), TDD More ❯
Continuous Integration and Delivery using Jenkins, SonarQube Terraform for infrastructure management Grafana, Elasticsearch, Kibana & New Relic for metrics, logs and monitoring In the company we also use: VueJS, MySQL, SpringBoot, Apache Camel, AWS Redshift, AWS SageMaker, Pentaho, Balena, Serverless functions Winnow has adopted a hybrid working model where employees come to the office two days a week More ❯
to the table for adoption throughout HL Digital. Driving technical decisions and shaping how we build our services. About You Solid experience building and deploying services with Java and Spring Boot. Comfort working in a cloud-native environment - Kubernetes (EKS), containers, scaling etc. An interest in observability, using tools like Prometheus and Grafana to keep services healthy and understand … and mentor engineers within the team. Adaptable, thriving in a fast-moving environment where we ship things quickly and always look to evolve. Your Technical Toolkit Java (21) and SpringBoot AWS and cloud-native architecture RDBMS/NoSQL databases Event-driven and microservices architectures Containers (e.g., Docker, Kubernetes) CI/CD pipelines and DevOps principles TDD/ More ❯
work, but your greatest impact will come from technical leadership, enabling teams to deliver robust, scalable, and secure services. With a strong foundation in backend technologies, including Java and SpringBoot, and event-driven systems such as Kafka, you’ll influence systems well beyond your own code, ensuring architectural integrity and high engineering standards across multiple teams. You … day duties and responsibilities on our website: mkodo careers 🤩We’d love to hear from you if... You have strong backend engineering experience, ideally including Java (Java 11+) and Spring Boot. You have proven ability to design and lead backend architectures for complex systems. You are familiar with cloud environments (AWS is mandatory) and container orchestration (Kubernetes). You More ❯