Cloud Security Engineer: Cryptography & Key Management

Scaleway; Lyon; Hybrid; EUR 70,000 - 110,000; Full time

Benefits offered by this job

Hybrid work

Office spaces near public transport

Healthy meals at HQ

Well-being support

International team

Internal mobility

Job summary

Scaleway is seeking a Software Engineer to design, build and operate secure backend services for Key Manager, Secret Manager and Audit Trail within its cloud platform. You will work on cryptography, HSMs, key management, and secure architectures in a collaborative, security-minded team.

The role focuses on Go development, scalable backend systems, and SecNumCloud compliance, with hybrid work arrangement in Lyon and opportunities to contribute to Europe’s sovereign cloud initiative.

Qualifications

• Solid experience in Backend Software Engineering, Infrastructure Engineering or DevOps with security-focused environments.
• Strong Go (Golang) or Python with ability to ramp up to Go quickly.
• Good understanding of cryptography, key management and secure backend architectures.
• Hands-on REST APIs and backend services development experience.
• Familiarity with Linux, networking and security best practices.

Responsibilities

• Design, develop and maintain secure backend services powering Key Manager, Secret Manager and Audit Trail.
• Build and improve robust, high-performance APIs for cryptographic key management and secure access to sensitive resources.
• Work with Hardware Security Modules (HSMs) and PKCS#11 interfaces.
• Contribute to architecture of security-critical infrastructure with emphasis on reliability and resilience.
• Develop scalable software using Go (Golang).
• Improve infrastructure automation and deployment with Terraform, Docker and GitLab CI/CD.
• Implement observability and logging with Loki and related tools.
• Collaborate with cross-functional teams to meet SecNumCloud compliance.

Skills

Backend engineering

Go (Golang)

Cryptography

HSM PKCS#11

REST APIs

Linux

Docker

Terraform

GitLab CI/CD

PostgreSQL

Observability (Loki)

Cloud infrastructure

SecNumCloud

Tools

Docker

Terraform

GitLab CI/CD

PKCS#11

Job description

Scaleway is seeking a Software Engineer to design, build and operate secure backend services for Key Manager, Secret Manager and Audit Trail within its cloud platform. You will work on cryptography, HSMs, key management, and secure architectures in a collaborative, security-minded team.

The role focuses on Go development, scalable backend systems, and SecNumCloud compliance, with hybrid work arrangement in Lyon and opportunities to contribute to Europe’s sovereign cloud initiative.