Senior Software Engineer

About the Role: We are seeking an experienced Senior Software Engineer to join our software development team working on mission-critical financial technology applications. You will be responsible for developing and maintaining large-scale invoice processing, accounts payable, and document management systems serving enterprise clients across multiple industries. The ideal candidate brings hands-on experience in financial or B2B software, with a strong understanding of AP/AR workflows, Payments systems, and broader Finance domain processes. Finance Domain Experience - Strongly Preferred: Given the nature of our core products — invoice processing, vendor payment management, and AP automation — we place significant value on candidates with real-world experience in: Accounts Payable (AP) and/or Accounts Receivable (AR) software development or operational systems Payments platforms including ACH, wire transfer, virtual card, and payment processing workflows Invoice processing, purchase orders, remittance processing, and B2B document exchange (EDI) Financial Technology (FinTech) products serving enterprise or mid-market clients ERP integrations — SAP, Oracle, NetSuite, QuickBooks, Microsoft Dynamics, or similar platforms Audit trail design, financial data integrity, and compliance-aware software development Spend management, treasury operations, or general ledger (GL) system connectivity Technical Skills: Core .NET Technologies Advanced C# and VB.NET proficiency — mixed-language enterprise codebase .NET Framework 4.6–4.8 — extensive experience with legacy .NET Framework applications .NET 6/7/8 — modern .NET development for new platform initiatives ASP.NET Web Forms and MVC — maintain and enhance hybrid web applications ASP.NET Web API — build and maintain RESTful services and integrations Entity Framework — data access and ORM patterns (Code First and Database First) Windows Services — background processing services for document workflow automation Web Technologies Blazor