At afarax, we connect top freelance IT professionals with high-impact projects. We are currently seeking an experienced Integration .NET Developer to support one of our clients in the insurance sector. This role offers the opportunity to develop, enhance, and integrate complex .NET solutions while ensuring high-quality delivery and operational stability.

The Mission

You will execute the design, implementation, and unit testing of new developments, enhancements, bug fixes, and production updates. You will also document designs, troubleshoot production issues, and manage code promotion to test, staging, and production environments following the organization’s change and deployment processes.

Key Responsibilities

• Develop and maintain .NET applications, including APIs and batch systems.

• Integrate systems and solutions across different platforms, packages, and infrastructures.

• Implement and maintain web services using .NET WCF technology.

• Develop and consume REST APIs (JSON, Swagger, etc.).

• Work with XML technologies (XSD, XSLT, XPath).

• Utilize .NET C# and .NET Framework (versions 4.0 and later).

• Work with Microsoft development ecosystem (Visual Studio, TFS, VSTS, etc.).

• Integrate with Mainframe z/OS applications and batch schedulers (e.g., Control-M).

• Ensure secure authentication and authorization (SAML, OAuth).

• Use SQL Server SSIS, Microsoft BizTalk, and Dynamics CRM as needed.

• Apply integration design patterns and support automated performance and load testing.

• Collaborate on integration workflow design and provide guidance on best practices.

Your Profile

• Fluent in Dutch and/or French, with good knowledge of English.

• Proven experience as a .NET software/application developer, especially on APIs or batch systems.

• Strong experience in system integration and infrastructure aspects.

• Knowledge of insurance or financial domains is a plus.

• Hands-on experience with .NET technologies, web services, REST APIs, XML, and integration patterns.

• Familiarity with Microsoft developer tools, batch schedulers, Mainframe integration, and security standards.

• Strong analytical, problem-solving, and communication skills.

• Ability to work independently and collaborate in multi-functional teams.

Why Work with afarax?

• Access to exclusive freelance opportunities aligned with your expertise.

• Support and guidance throughout your project.

• Opportunity to work on high-impact digital and IT initiatives.

• A long-term partnership where your expertise is recognized and valued.

Discover more freelance opportunities at afarax.be/jobs