Sr. Software Systems Engineer (C#/.NET Developer)

Remote Work, TX, United States • Posted June 17, 2026

Job Type: Full-time
Location: Remote Work, TX
Posted: June 17, 2026
Category: other-general
Application Deadline: June 22, 2026

Role Description

**Description**

SAIC is searching for a motivated, career and customer-oriented Sr. Software Engineer (C#/.NET Developer) who will work across EDI transaction processing, backend API development, and cloud native systems on AWS. This is a hands-on engineering role with direct impact on how VA healthcare data flows through our platform.  This is a 100% Remote role. 

**Job Description:**

+ Design, build, andmaintainC#/.NET/AWS backend services handling high-volume healthcare EDI transactions (837, 835,etc.)
+ Parse, validate, and transform X12 EDI documents 
+ Debug complex transaction-level issues across payers, clearinghouses, and trading partners 
+ Write, optimize, and troubleshoot SQL stored procedures including performance tuning, query analysis, and complex data transformations 
+ Work with XML object store data: query, parse, and manipulate structured XML within MSSQL 
+ Write clean, testable, well-documented code and participate actively...

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