Are you a Software Engineer with a strong interest in security, cryptography, and cloud-native technologies ?

In this role, you will help design and build a highly secure Key Management Service (KMS) for an international client. You’ll work on everything from secure key generation and lifecycle management to cryptographic operations and scalable APIs.

Contract: permanent, remote from Spain, direct with the company

Salary range: 60-90k

What you bring

- Strong background in Software Engineering, Cryptography, and Cloud Security
- Hands-on experience with Golang (must have)
- Familiar with AES-GCM, RSA-OAEP, ECDSA, key wrapping, and secure transport
- Hands-on experience with Kubernetes would be considered a plus

What you will do





- Design and develop a Key Management Service (KMS)
- Implement secure key generation, lifecycle management, and key rotation
- Create REST APIs for Key Rings, external key import, and signing/verification
- Ensure compliance with cryptographic standards (AES, RSA, ECDSA, HMAC)
- Develop Kubernetes operators to automate KMS and Secrets Manager lifecycle (no prior experience is required, we’re looking for a genuine interest in Kubernetes and a willingness to learn)

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📌 Security Software Engineer (España)
🏢 K2 Partnering Solutions
📍 España