Senior Software Engineer .NET
OneMain FinancialWest Valley City, Utah, United States
Posted March 10, 2026
Full Time
About the Company
OneMain Financial is the leader in offering nonprime customers responsible access to credit and is dedicated to improving the financial well-being of hardworking Americans.
Job Description
OneMain Financial is seeking a Senior Software Engineer – Platform Engineer to design, build, and enhance our core lending platforms, including our proprietary Loan Origination System (LOS), Loan Servicing System (LSS), and multiple high-traffic web properties.
Requirements
- 3–5 years of experience developing enterprise-grade applications in.NET
- Strong skills in T-SQL, C#, and the.NET Framework with experience in backend service design
- Understanding of distributed systems and multi-tier application architectures
- Proficiency in RESTful API design, JSON, and XML integrations
- Ability to explain technical concepts clearly across teams
- Experience working in Agile environments with DevOps practices
Benefits
- Health and wellbeing options including medical, prescription, dental, vision, hearing, accident, hospital indemnity, and life insurances
- Up to 4% matching 401(k)
- Employee Stock Purchase Plan (10% share discount)
- Tuition reimbursement
- Paid time off (15 days’ vacation per year, plus 2 personal days, prorated based on start date)
- Paid sick leave as determined by state or local ordinance, prorated based on start date
- Paid holidays (7 days per year, based on start date)
- Paid volunteer time (3 days per year, prorated based on start date)
