About us

Fintensy builds and runs the platform powering mozzeno, Belgium’s collaborative lending platform, and other white-labelled platforms for financial entities. We’re a human-sized, growing fintech where practical engineering, security by design, and clear ownership matter. The job is located in Wavre.

Job content

As our Infrastructure & Security Engineer, you will

Manage the day-to-day security/IT operations across cloud and end-user environments.
Further design and operate our secure multi-account AWS Landing Zone, primarily using Infrastructure as Code with AWS CDK (migration to IaC ongoing).
Implement resilience for our service operation and DR including regular testing.
Operate CI/CD with Azure DevOps and Octopus Deploy in collaboration with development teams.
Support our application stack (.NET Web API, Angular, WordPress, PowerShell, Python, R) with robust infra & security.
Lead security operations and actively contribute to our ISO-27001 compliance journey
Support our efficiency roadmap through recommendations and implementations of the most suited solutions and processes to address the identified needs.
Own end-user IT and end-point security: Google Workspaces and related end-user services, laptop provisioning, centralised management, email security, and access reviews (joiner-mover-leaver).

Offer

A meaningful role in a fintech scale-up with real impact and ownership.
Pleasant working conditions outside Brussels—easy to reach, less traffic—plus hybrid flexibility.
Culture of autonomy, clear responsibilities, and growth opportunities.
Competitive salary with benefits aligned to your experience.

Profile & skills

Background & experience

Degree in Computer Science/Engineering or equivalent experience.
Native French or Dutch. Professional English;

Soft skills

Clear communicator, collaborative, and comfortable taking responsibility/accountability.
Pragmatic security mindset.
Organized, curious, and solution-oriented.

Must-haves

4–8+ years in infrastructure/security with strong AWS experience.
Proven Infrastructure as Code skills.
Solid command of Linux and/or Windows, networking (TCP/IP, TLS, DNS, routing), and scripting language (PowerShell/Python/Bash).
Experience operating CI-CD pipelines in Azure DevOps, Octopus Deploy or similar tools.
ISO 27001-inspired controls, GDPR awareness;

Nice-to-haves

AWS certifications related to infrastructure and security
Exposure to Azure and Google Cloud basics.
Fintech/regulatory exposure.

Interested?

Send your application to job@mozzeno.com

mozzeno

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