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SIX Group

Java Backend Developer

Madrid, ESPosted Today

Job Description

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 architecture, ensuring scalability, resiliency, and observability across services.
  • Collaborate closely with business analysts, Calypso specialists, and SRE/DevOps to deliver reliable, compliant, and secure solutions.
  • Participate in the full SDLC: requirements, estimation, implementation, code reviews, testing (unit/integration), deployment, and production support.
  • Embrace infrastructure and platform standards (e.g., Linux RHEL 8+, containerization, CI/CD) and help automate build/test/deploy pipelines.
  • Learn and extend Calypso: configuration, workflows, data models, APIs, and custom components to support triparty collateral and repo processes.
  • Contribute to continuous improvement: reduce technical debt, improve system performance, strengthen security, and enhance developer productivit

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1-10 employees
Barueri, São Paulo, BR
Website
Java Backend Developer at SIX Group | Renata