Responsibilities: Design, develop, and maintain high-quality, scalable RESTful and SOAP-based APIs using the .NET ecosystem. Build and manage Windows Services following microservice design principles. Develop data access layers using Entity Framework and work extensively with MSSQL databases. Implement and configure Identity Management solutions, including modern OAuth2 flows. Collaborate within an Agile team environment, utilizing TFS/GIT for source control. Write clean, maintainable code and implement comprehensive Unit Tests (xUnit/nUnit). Participate in architectural discussions, advocating for SOLID principles and clean coding practices. Implement application logging and monitoring to ensure system health and performance. Requirements: 8 years of professional experience with both .NET Framework and .NET Core with 3 years in a leadership role. Proven, hands-on experience developing and hosting REST-based APIs in IIS. Strong practical experience with Entity Framework and MSSQL. Experience with Identity Management configuration and modern authentication protocols (OAuth2). Experience in developing Windows Services or similar long-running backend processes. Exposure to application logging and monitoring tools. Experience with Azure cloud services, particularly Azure FunctionApps. Knowledge of SOAP-based web services. Experience configuring FIDO authentication is a significant plus. An Azure certification is highly advantageous. Apply now!