HOLDINGS AG leverages over 130 years of experience in information management, printing, and communications to deliver secure and transparent experiences for its customers. They offer a comprehensive suite of products and services, including payment solutions, identification solutions, smart cards, card personalization, digitization solutions, and secure data management. ACAG employs a global workforce of 2,500 people and is publicly traded on both the Athens and Vienna Stock Exchanges under the symbol ACAG.

To support our team at our Headquarter in Vienna, we are looking for

Senior Full-Stack Software Developer (all genders)




About the Role
- Design, develop, and maintain secure backend services in Java, and integrate them with web interfaces
- Develop secure and performant applications and embedded apps (e.g., Android Keystore, Secure Enclave…)
- Work with cross-functional teams on identity solutions
- Implement cryptography, biometrics, and secure data exchange
- Ensure high code quality via testing, code reviews, and secure development practices
- Contribute to the architecture of communication protocols and identity verification workflows
- Participate in DevOps processes, CI/CD pipelines, and version control management

Your Profile
- Master’s degree in Computer Science, Engineering, or related discipline
- 7+ years of experience in Front-end and Back-end development (e.g., PHP, Java, C++)
- Knowledge of cryptographic principles (PKI, TLS, digital signatures) and secure storage/access patterns
- Hands-on experience with HSM
- Proficiency with Spring Boot, Hibernate or other Java frameworks
- Hands-on experience in MySQL and SQL server
- Familiarity with Junit, Mockito and debugging tools
- SOAP and REST APIs, OAuth2/OpenID Connect, and JWT

What we Offer
- Challenging and diverse work in a stable and international environment
- A responsible position in a high-security environment with opportunities to work on cutting-edge technology
- Continuous learning and development through the AUSTRIACARD Academy
- A range of attractive employee benefits, including e.g. meal subsidies, access to an on-site canteen, garage, vouchers, employee discounts,... And many more!

We offer for this position a package starting at € 70.000,- gross per year on a full-time basis. Depending on qualifications and professional experience a market-oriented overpayment is intended.