Software Engineer – Cloud Security

Job Description

OUR STORY: Join Scaleway and shape the sovereign cloud of tomorrow Since 1999, we have been designing secure, sustainable infrastructures aimed at supporting the most ambitious companies. Historically known for our dedicated servers (Dedibox), we made a strategic shift to cloud computing in 2015. Staying true to our principles of simplicity, flexibility, and technical excellence, we have become one of the leading players in Europe in the sector. With the rise of artificial intelligence, we have strengthened our commitment, supported by the Iliad Group, which is investing €3 billion to develop a serious, sovereign AI alternative to American and Asian giants. Every day, thanks to our fast-growing portfolio of cloud and AI products (bare metal, containerization, serverless, AI, etc.), Scaleway proudly serves thousands of customer across the private and public sector, from corporations like France Télévisions or Hachette Livre, to fast-growing startups like Photoroom and Biolevate, to institutions like the City of Copenhagen. Our offices are located inParis, Lille, Toulouse, Rennes, Rouen, Bordeaux and Lyon.

WHY WE NEED YOU?

As Scaleway continues to grow, we are strengthening ourSecret Service teamto expand our security product portfolio, includingKey Manager, Secret Manager and Audit Trail, and support the increasing security requirements of our cloud customers.

As aSoftware Engineer, your mission will be todesign, build and maintain critical security servicesat the heart of Scaleway’s cloud infrastructure.

You will work on challenging technical topics involvingcryptography, Hardware Security Modules (HSMs), key management and secure backend architectures, ensuring the reliability, security and scalability of our services.

This is an opportunity to contribute directly to the development ofsecure, reliable and compliant cloud services, while helping strengthen Europe’s sovereign cloud ecosystem.

YOUR FUTURE TEAM

At Scaleway, we work in a collaborative and international environment where knowledge sharing, technical excellence and diverse perspectives help us build ambitious products at scale.

You will join ourSecret Service team, composed of 4 people (1 manager and 3 Software Engineers), responsible for developing and operating key security services across Scaleway’s cloud platform.

The team works at the intersection ofbackend engineering, cybersecurity and cloud infrastructure, building services that protect sensitive data, manage cryptographic keys and support secure access to cloud resources.

You will work in a collaborative environment with a strong focus on ownership, technical quality and continuous improvement, followingKanban practices, backlog refinement and bi-weekly retrospectives.

YOUR DAILY ROUTINE

Design, develop and maintain secure backend servicespowering Key Manager, Secret Manager and Audit Trail.

Build and improverobust, high-performance APIsfor cryptographic key management and secure access to sensitive resources.

Work withHardware Security Modules (HSMs)and integrate cryptographic operations throughPKCS#11 interfaces.

Contribute to the architecture and evolution ofsecurity-critical infrastructure, with a strong focus on reliability, availability and resilience.

Develop clean, maintainable and scalable software usingGo (Golang).

Improve infrastructure automation and deployment processes usingTerraform, Docker and GitLab CI/CD.

Implement and maintain observability, monitoring and logging solutions using tools such asLoki.

Work withPostgreSQLto ensure reliable and secure data management.

Contribute to security best practices and compliance requirements, particularly within theSecNumCloud framework.

Collaborate with other Engineering and Infrastructure teams to solve complex security challenges and continuously improve our services.

HARD SKILLS

Solid experience inBackend Software Engineering, Infrastructure Engineering or DevOps, ideally in environments with strong security or reliability requirements.

Strong development skills inGo (Golang), or proficiency in another backend language like Python with the ability and motivation to quickly become productive in Go.

Good understanding ofcryptography, key management and secure backend architectures.

Knowledge ofHardware Security Modules (HSMs) and PKCS#11 interfaces, or a strong interest in developing expertise in these areas.

Hands-on experience designing, developing and maintainingREST APIs and backend services.

Good knowledge ofLinux environments, networking fundamentals and security best practices.

Experience withDocker, Terraform, Git and GitLab CI/