Principal C#/.NET Engineer — Mainframe Modernization Hybrid
Listed on 2026-10-20
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Software Development
.NET Developer, C# / Unity Developer, Software Engineer, Backend Developer
NJDHS in New Jersey seeks a Lead C#/.NET Engineer to modernize a large mainframe-derived benefits system, converting COBOL/JCL to C#, and migrating data to PostgreSQL on AWS. You will define EF Core data models, APIs, and CI/CD processes while preserving exact business logic and performance within nightly batch windows.
The role combines leadership with hands-on development, ensuring correctness, scalability, and maintainability of critical government benefits software.
The Principal C#/.NET Engineer — Mainframe Modernization Hybrid position in the IT & Technology, Engineering field is open for applications.
Join us at Rulesys Technologies Inc as our next Principal C#/.NET Engineer — Mainframe Modernization Hybrid in Hamilton, NJ, United States.
We are currently recruiting a Principal C#/.NET Engineer — Mainframe Modernization Hybrid for our team in Hamilton, NJ, United States.
This is a strong role to take on the Principal C#/.NET Engineer — Mainframe Modernization Hybrid role at Rulesys Technologies Inc.
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