Summary
We are looking for a Senior Java Backend Developer to lead the design, development, and maintenance of secure, scalable, cloud-native microservices for our Trusted Service Manager (TSM) platform. This role focuses on backend development with Spring Boot 4, cryptographic operations, automation, and test-driven practices in a Kubernetes-based environment.
Lead the end-to-end development and implementation of TSM backend services and microservices.
Design, develop, and optimize robust Java backend applications using: Spring Boot 4 (including Spring Boot Actuator)
Spring Cloud
Spring Data Implement and maintain API-first architectures (REST, OpenAPI), ensuring clear contracts and maintainable integrations.
Build, deploy, and operate cloud-native applications using: Docker containers
CI/CD pipelines and automation tooling
Implement secure cryptographic operations, including: PKI-based workflows
Encryption, signing, and key management best practices
Design data models and access layers using MongoDB for scalable, high-performance storage.




Drive automated testing and quality assurance: TDD and BDD
Unit, integration, and end-to-end test automation
Security testing (SAST, DAST)
Apply and advocate agile methodologies (Scrum), engineering best practices, and secure coding standards.
Collaborate closely with architects, product owners, QA engineers, and other developers to deliver high-quality solutions.
Guide and mentor other team members, promoting knowledge sharing and continuous improvement.
Contribute to observability and operations using Spring Boot Actuator and monitoring/logging tools.
G+D hace más segura la vida de miles de millones de personas en todo el mundo. Creamos confianza en la era digital con tecnologías de seguridad integradas en tres áreas de negocio: Seguridad Digital, Plataformas Financieras y Tecnología Monetaria. Hemos sido un socio confiable para nuestros clientes durante más de 170 años con nuestras soluciones innovadoras para SecurityTech Somo

📌 Senior Java Backend Developer (El Prat de Llobregat)
🏢 Giesecke+Devrient
📍 El Prat de Llobregat