Senior java developer

18-06-2026

Brussels area

We are urgently looking for a Senior Java developer for Brussels area.

Description

Participate to the design/development/testing of a PKI footprint logic supporting traditional and post-quantum-ready cryptography using various crypto backend logic (Disk, HSM, ...)

Must have:
- Strong PKI/cryptography knowledge
- Strong Java experience

Good to have:
- C++ experience
- Java Cryptography Architecture
- Spring knowledge
- gRPC
- Knowledge about Public Cloud
- PKCS#11
- Containerization/HELM charts knowledge

Please respond only if you meet the above requirements.
Applicants must reside in Belgium

Offer
Freelance or permanent employment (both options are possible)

Contact