Java Backend Developer

BME | Bolsas y Mercados Españoles

Full-time Informática y tecnología
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Location
madrid, comunidad de madrid, Spain
Posted
July 13, 2026

Job Description

Join our TPA Dev team in Madrid and grow into a Calypso Developer. You’ll start as a seasoned Java backend engineer and receive structured training on Calypso, used for Triparty Collateral Management and Repo Services at SIX. This is an on-the-job learning path: you’ll build production-grade services while deepening your knowledge of Calypso and the post-trade domain.

What You Will Do

  • Design, build, and operate backend services in Java for collateral management and repo workflows, evolving into Calypso customizations and integrations.
  • Develop robust, multi-threaded services and APIs using Java 8+ and Spring Boot; expose and consume RESTful interfaces.
  • Implement event-driven integrations (e.g., messaging/streaming) between Calypso and internal/external systems.
  • Model, optimize, and maintain relational data structures; write efficient SQL and work with ORM frameworks (Hibernate/JPA).
  • Contribute to solution design and architec...