> Markdown version of [/jobs/ext/3712239-senior-java-backend-engineer-cloud-microservices-crypto](https://www.wearedevelopers.com/jobs/ext/3712239-senior-java-backend-engineer-cloud-microservices-crypto). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Java Backend Engineer - Cloud Microservices & Crypto - **Company:** Giesecke+Devrient - **Location:** Barcelona, Spain - **Contract:** Permanent contract - **Skills:** Application Programming Interfaces (APIs), Automation of Tests, Cloud Computing, DevOps, Secure Coding, Spring-boot, Backend, Kubernetes, Microservices - **Published:** October 13, 2026 - **Apply:** https://www.buscojobs.com.es/senior-java-backend-engineer-cloud-microservices-crypto-en-barcelona-ID-376478925 ## About the Role Giesecke+Devrient Spain is seeking a Senior Java Backend Developer to design and maintain secure, cloud-native microservices for our TSM platform. You will lead backend development with Spring Boot 4, REST/Open API, and cryptographic workflows in a Kubernetes environment. You will collaborate with architects, product owners, and QA engineers, drive automated testing (TDD/BDD), and champion secure coding and Dev Ops practices. Fluency in English is required; hybrid work is offered. #J-*****-Ljbffr ## Description Giesecke+Devrient Spain is seeking a Senior Java Backend Developer to design and maintain secure, cloud-native microservices for our TSM platform.You will lead backend development with Spring Boot 4, REST/Open API, and cryptographic workflows in a Kubernetes environment.You will collaborate with architects, product owners, and QA engineers, drive automated testing (TDD/BDD), and champion secure coding and Dev Ops practices.Fluency in English is required; hybrid work is offered.#J-*****-Ljbffr