Creamos confianza en la era digital con tecnologías de seguridad integradas en tres áreas de negocio: Seguridad Digital, Plataformas Financieras y Tecnología Monetaria. Somos un grupo tecnológico internacional y una empresa familiar tradicional con más de 14,000 empleados en 40 países. Quizás es pronto para ti también?

Senior Java Automation

Developer – Microservices & Security Testing We are looking for a Senior Java Automation Developer to lead the design and implementation of an automation framework for our cloud-native, microservices-based Trusted Service Manager (TSM) backend. The role focuses on building robust, scalable test automation solutions for Java/Spring Boot 4 microservices, cryptography operations, and API-first services running on Kubernetes. Lead the design, development, and maintenance of test automation frameworks for TSM backend microservices (Java, Spring Boot 4, Spring Cloud, MongoDB).

Implement comprehensive automated test suites (unit, integration, API, end-to-end) for cloud-native services deployed on Docker/Kubernetes.

Design and execute advanced security testing: DAST (Dynamic Application Security Testing) Fuzz testing for APIs and cryptographic operations Build automation around API-first architectures (REST, OpenAPI), including contract testing and API validation. Integrate automated tests into CI/CD pipelines, ensuring high coverage and fast feedback for every deployment. Incorporate cryptography-related validation into test suites, including PKI workflows, X.Apply agile methodologies (Scrum), TDD, BDD, and secure coding/testing best practices (SAST, DAST).

Collaborate closely with backend developers, DevOps engineers, QA,



and security teams to ensure robust and secure software delivery. Contribute to test observability and reporting, improving traceability, logging, and metrics for test runs. Mentor team members on test automation strategies, frameworks, and tools.

University degree in Computer Science, Software Engineering, or a related field. Strong experience as a Java developer with a focus on test automation. Hands‐on experience building automation frameworks for: Microservices (Java, Spring Boot) Solid understanding of cloud‐native architectures and deployments (Docker, Kubernetes).

Security testing methodologies (DAST, fuzz testing) 509 certificates, and how to validate them in automated tests.

Experience working in agile teams (Scrum), with TDD and BDD. Familiarity with large‐scale, high‐availability distributed systems from a testing and reliability perspective.

Proficient with Atlassian and DevOps toolchains: Jira, Confluence Git (GitLab/GitHub) SonarQube, Jenkins, Nexus, Maven Strong problem‐solving skills, capable of analyzing complex systems and designing effective test strategies.

Fluent

English (spoken and written).

Experience testing SDKs and client applications (mobile or desktop) that consume backend APIs. Knowledge of mobile phone development concepts and client–server interaction patterns.

Experience in financial services, payment systems, or digital currency projects. Hybrid work options available.

CONTRACT & BENEFITS: Permanent contract, annual training plan, summer intensive schedule, company parking, versátil compensation (transport, childcare, training, health insurance).

📌 Senior Java Automation Developer - Microservices & Security Testing (El Prat de Llobregat)
🏢 Giesecke+Devrient
📍 El Prat de Llobregat