Mühlbauer Group
Senior Software Developer - PKI (m/f/d)
Skills
1 month ago
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Important information
Contract type:
Temporary
Location:
58 Hagen, Germany
Work mode:
Onsite
Published on:
18 September 2026
What they need
Your Tasks
- Technical design and development of PKI components and services
- Translation of security and business requirements into technical solutions
- Architectural decisionmaking and documentation
- Further development and improvement of existing PKI solutions
- Provision of technical leadership and mentoring of software developers
- Code, architecture, and security reviews
- Analysis of complex certificate, cryptography, and production issues
- Close collaboration with security, infrastructure, DevOps and application teams
- Support in shaping the PKI architecture, certificate policy, and lifecycle management
- Ensuring security, availability, performance, and compliance requirements
Your Profile
- Bachelor's degree in Computer Science, Information Technology, Engineering or a related field
- At least 5 years of experience of PKI and cryptographic systems
- Very strong knowledge of Java, REST, SOAP, PKCS#11
- Experience with Hardware Security Modules (HSMs) and secure key management
- Knowledge of security architecture and secure software development
- Experience with Git, CI/CD, code reviews, and automated testing
- Knowledge of Docker and Kubernetes is a plus
- Excellent English skills
- Willingness to travel internationally
- Analytical, structured and solution-oriented approach to work
- Strong decision-making capabilities
We Offer
- Attractive additional financial benefits such as vacation pay and health premium
- Contribution to company pension scheme and occupational disability insurance
- Individual promotion by the Mühlbauer Academy by means of internal and external further training measures
- Employee events (e.g. Christmas party, folk festival visit and barbecue)
- International working environment - opportunities for temporary assignments abroad
- Many more benefits can be found on our homepage
Have we raised your interest? Then we look forward to receiving your application!
If you have any questions about the position or are currently employed and would like to clarify in a personal interview whether we offer the right conditions for you before you apply, we will be happy to help. Of course, we guarantee absolute discretion.
Simply contact us and we will arrange a telephone appointment to discuss all the details individually.
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