Full-Stack Java Development Engineer - SREF & Gateway (Payments Services)

Full-Stack Java Development Engineer - SREF & Gateway (Payments Services) page is loaded Full-Stack Java Development Engineer - SREF & Gateway (Payments Services)locations: London, United Kingdomposted on: Posted Todayjob requisition id: 2We're the world's leading provider of secure financial messaging services, headquartered in Belgium. We are the way the world moves value - across borders, through cities and overseas. No other organisation can address the scale, precision, pace and trust that this demands, and we're proud to support the global economy.We're unique too. We were established to find a better way for the global financial community to move value - a reliable, safe and secure approach that the community can trust, completely. We're always striving to be better and are constantly evolving in an ever-changing landscape, without undermining that trust. Five decades on, our vibrant community reflects the complexity and diversity of the financial ecosystem. We innovate diligently, test exhaustively, then implement fast. In a connected and exciting era, our mission has never been more relevant. Swift now has a presence in 200+ countries and legal territories to serve a community of more than 12,000 banks and financial institutions.# Education University degree in computer science or related field. Or equivalent work experience.# Experience 5 to 10 years experience in systems development.# Key Responsibilities - Design, develop, and maintain full-stack applications using Java, Spring Boot, and modern front-end and back-end frameworks.- Integrate and manage AI tools to optimize code generation, system monitoring, diagnostics, and documentation workflows (e.g., GitHub Copilot, Windsurf, MCP APIs, OpenAI, RAG, LLM-based automation).- Build and maintain RESTful services, and OpenAPI-defined interfaces.- Implement and optimize components within the payment pre-processing platform, including validation, routing, and data enrichment.- Integrate solutions with banks, SWIFT services, and third-party actors.- Contribute to the development and maintenance of API contracts, technical documentation, and data models.- Collaborate with business and product teams to implement features or integrations related to payment pre-processing, compliance flows, reconciliation, and reporting - Participate in code reviews, design reviews, testing, and troubleshooting across the full technology stack. Required Skills & Qualifications - 3-5 years of professional software development experience.- Strong expertise in Java, Spring Boot, and microservices architecture.- Hands-on experience with REST web services, OpenAPI/Swagger, and API-first development.- Practical knowledge of AI/ML tools for engineering workflows (RAG, Automated documentation generation, Automated test generation or code refactoring, LLM-based monitoring/analysis).- Full-stack development capabilities (Java back-end + modern front-end technologies such as Angular or React).- Experience in the financial sector, ideally with payment flows, transaction processing, or banking integration.- High level of English, spoken and written. Preferred / Optional Qualifications- Experience with AWS architecture and cloud-native development.- Experience with API management platforms (Apigee, Amazon API Gateway, Kong).- Knowledge of SWIFT standards, payments and Swift platform.- Experience with CI/CD, Docker, Kubernetes, and security practices relevant to financial systems. Soft Skills- Adaptability and enthusiasm for learning new tools, especially in AI and cloud engineering.- Structured thinker with solid problem-solving skills and a data-driven mindset.- Excellent communication skills and ability to collaborate with both technical and non-technical international teams.- Strong sense of ownership, autonomy, and ability to drive initiatives end-to-end. • Ability to work in fast-paced, regulated environments with multiple stakeholders What we offer We give you the freedom to be yourself. We are creating an environment of unique individuals - like you - with different perspectives on the financial industry and the world. A diverse and inclusive environment in which everyone's voice counts and where you can reach your full potential. If you believe you require a reasonable accommodation to participate in the job application or interview process, please contact us to request accommodation. Swift doesn't stand still. We are constantly evolving and tirelessly innovating. Working at the intersection of finance and technology is a very exciting place to be right now.Swift is transforming cross-border payments, making them faster and more transparent than ever before. We are the way the world moves value - every instant of every day, in almost every country.We are proud that what we do has a critical impact on the global financial community and touches almost every aspect of the financial world. So, what you do at Swift has real impact too - an impact that matters every day. Which is why you matter to us.Joining Swift gives you unparalleled exposure to knowledge, expertise and technologies. If you have what it takes, you'll be able to take on different career paths and have the opportunity to work in teams, departments and disciplines in countries around the world.Swift is unique. There is no other organisation like ours in the world driving the long-term future of the financial ecosystem. You'll be surrounded by bright, customer-focused and intellectually curious people in a collaborative, friendly, open and inclusive environment.At Swift we are trusted every instant. Everything we do has an impact that matters. And as a member of our team, you are trusted to make your impact every day. Job Alertan account and register for a Job Alert and we will let you know when new jobs matching your career interests become available.