Cloud Security Engineer — Cryptography & HSM

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

Benefits offered by this job

Hybrid work up to 3 days remote per wk

Modern offices near public transport

Meal service at headquarters

Job summary

Scaleway, an agile cloud and security-focused tech company, is seeking a Software Engineer to design, build and maintain secure backend services at the heart of our cloud infrastructure. You will work on cryptography, HSMs, key management and secure architectures across the Secret Service portfolio.

You will join a small, collaborative team of engineers, contributing to reliability, security and compliance in a fast-growing environment, with hybrid work options and strong emphasis on ownership,

Qualifications

• Solid experience in Backend Software Engineering or DevOps with security/reliability focus.
• Strong Go (Golang) development skills or Python with rapid Go uptake.
• Good understanding of cryptography, key management and secure backend architectures.
• Knowledge of HSMs and PKCS#11 interfaces, or eagerness to develop expertise.
• Experience designing, developing and maintaining REST APIs and backend services.
• Linux, networking, security best practices knowledge.
• Experience with Docker, Terraform, Git and GitLab CI/CD.
• Familiarity with PostgreSQL and observability tools like Loki.

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 HSMs and integrate cryptographic operations via PKCS#11 interfaces.
• Contribute to architecture of security-critical infrastructure with reliability and resilience focus.
• Develop software using Go and ensure clean, maintainable code.
• Improve automation and deployment with Terraform, Docker and GitLab CI/CD.
• Implement observability and logging using Loki and ensure data security with PostgreSQL.
• Contribute to SecNumCloud compliance and security best practices.
• Collaborate with other teams to solve security challenges and improve services.

Skills

Go (Golang)

Backend Engineering

Security minded

Docker

Terraform

PostgreSQL

PKCS#11

GitLab CI/CD

Tools

GitLab CI/CD

Job description

Scaleway, an agile cloud and security-focused tech company, is seeking a Software Engineer to design, build and maintain secure backend services at the heart of our cloud infrastructure. You will work on cryptography, HSMs, key management and secure architectures across the Secret Service portfolio.

You will join a small, collaborative team of engineers, contributing to reliability, security and compliance in a fast-growing environment, with hybrid work options and strong emphasis on ownership,