Senior .NET Developer – Azure & IAM

Our client, a leading organization in the insurance sector, is seeking a senior professional to strengthen the backend development team of their in-house identity orchestration platform. This role focuses on maintaining existing components while driving a transition to a modern, cloud-native architecture on Azure with a heavy emphasis on Identity & Access Management (IAM).

• Drive the migration of existing .NET components toward a cloud-native architecture on Azure.
• Design, develop, and maintain Azure components including Azure Functions, Azure Container Apps, and Azure Key Vault.
• Support IAM-related topics such as user provisioning, API security, token conversion, and identity governance.
• Collaborate with analysts and architects to translate functional specifications into secure technical solutions.
• Manage IAM-related incidents and vulnerability management for owned components.
• Maintain implementation quality through component and integration testing and thorough documentation.

• 8+ years of experience in backend development using C# and .NET.
• Proven experience with Azure cloud development and cloud-native services.
• Expertise in SQL relational database design, including T-SQL stored procedures and functions.
• Solid experience designing, building, and consuming REST APIs and JSON.
• Hands-on experience with Azure DevOps, CI/CD pipelines, and Git.
• Practical knowledge of Agile methodologies and DevOps culture.
• Possession of AZ-900 or AZ-204 certifications.
• You are proactive, solution-oriented, and comfortable working in distributed, international teams.
• You are fluent in Dutch and English.

Nice to Haves

• Experience with SCIM-based user provisioning.
• Knowledge of OIDC, OAuth, and modern authentication protocols.
• Familiarity with Keycloak, Open Policy Agent, or fine-grained access control.
• Experience with Identity Governance (IGA) and token conversion.

• Start date: ASAP
• Duration: 1 year
• Work regime: Full-time
• Location: Antwerp
• Working model: Hybrid (minimum 2 days onsite)
• Contract: open to both permanent employees and freelancers