Senior C# .NET & SQL Data Engineer (Banking, Hybrid)

Onyx-Conseil is seeking a Software Developer with strong C# .NET and SQL Server experience for a bank-based role in Central London. The candidate will automate and streamline processes, integrate legacy systems with modern data workflows, and support cross-departmental IT initiatives.

The role requires 7+ years of hands-on development, expertise in SSIS/SSRS/SSAS, and a background in Core Banking or banking systems. Hybrid work is expected, with in-office presence required several days per week.