Java Developer FinTech

Location & Working Model Hybrid | 3 days onsite / 2 days remote in Warsaw About the Team: Join a global engineering organisation of approximately 75 professionals across 7 locations worldwide, including 21 colleagues across EMEA and 11 within WSW. The team develops and supports modern backend services that underpin critical business functions. Engineering excellence, automation, cloud-native technologies, and effective collaboration across international teams are at the heart of the way we work. The Role: We are looking for an experienced Java Backend Engineer with a minimum of 3 years of commercial software engineering experience. In this role, you will design, develop, and maintain scalable backend applications using Java and Spring Boot. You will work in a modern, agile engineering environment and contribute across the full software development lifecycle, collaborating with engineers across multiple regions. The role offers the opportunity to work with a modern technology stack spanning event-driven architecture, Kubernetes, CI/CD, observability, and AI-assisted software development. What You'll Do: Design, develop, and maintain scalable backend services using Java and Spring Boot. Build and support event-driven solutions using Kafka. Develop and deploy cloud-native applications on Kubernetes. Implement and maintain CI/CD pipelines with GitLab. Monitor and improve application performance using Prometheus, Grafana, and the Elastic Stack. Collaborate with distributed engineering teams throughout the software development lifecycle. Contribute to code quality, automation, engineering standards, and best practices. Leverage modern AI-assisted development tools to improve engineering productivity. What We're Looking For: Experience 3+ years of professional software engineering experience. Strong commercial experience in Java backend development. Experience working with modern SDLC practices and GitLab. Good understanding of containerisation and orchestration, particularly Docker and Kubernetes. Strong analytical and problem-solving capabilities. Experience working effectively in an international, distributed engineering environment. Education Bachelor's degree in Computer Science, Engineering, or a related discipline, or equivalent commercial experience. Nice to Have: Experience in any of the following would be advantageous: Securities settlements and post-trade processing within financial services. AWS. AI-assisted development tools beyond GitHub Copilot. Why Join? Work as part of a globally distributed engineering organisation. Build and support modern, cloud-native backend solutions. Work with contemporary technologies including Kubernetes, GitLab CI/CD, Kafka, and modern observability tooling. Use AI-powered development assistants as part of the engineering workflow. Collaborate with experienced engineers across multiple international locations. Technology Stack Backend: Java, Spring Boot Messaging: Kafka Cloud & Platform: Kubernetes, Docker, AWS GitOps / CI/CD: Argo CD, GitLab CI/CD, Git Observability: Prometheus, Grafana, Elastic Stack Development: IntelliJ IDEA / VS Code, GitHub Copilot AI-assisted Development: GitHub Copilot, with additional tools such as Claude or Devin preferred