Implement, integrate, and document a REST API framework to make use of Utimaco’s GP HSMs.
API development: design, code, verify, test and document APIs for integrating 3rd party software with Utimaco products.
Assist in the investigation and resolution of issues relating to API components.
Modify existing programs, prepare test data and functional specifications.
Implement common APIs based on architecture guidelines and frameworks.
Write object-oriented, clean, and maintainable code.
Your profile At least 3-5+ years of experience in developing APIs
Experience with design and development of REST API platforms using OpenAPI Specification
Expertise in Core Java, Java & J2ee
Hands-on experience in web services-RESTful
Experience with swagger tools or similar.
Defines specifications and develop programs, prepares test data, and prepares functional specifications.




Interpersonal and communication skills. Proficient spoken and written command of English.
Sound knowledge of network protocols
University degree in Computer Science, Telecommunications or similar
We offer An open and friendly corporate culture characterized by constructive and collaborative interaction
Early risers and night owls - thanks to a flexible working model you can organise your working day yourself
We also support you privately - benefit from special payments or additional vacation days on anniversaries or other special occasions
Utimaco is growing and living diversity! Our integral team includes colleagues from 42 nationalities and 45 different languages spoken
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📌 Java Developer (Madrid)
🏢 Utimaco Safeware
📍 Madrid