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. This position is based on-site in West Valley City, UT.

The successful candidate will contribute to system design and implementation across platforms that power key customer interactions and enterprise-wide financial services. This engineer will collaborate closely with product teams and cross-functional partners in Legal, Accounting, Finance, Credit, and Marketing.

**Key Responsibilities**

• Contribute to the architecture and development of key systems including Loan Origination Systems, Loan Servicing Systems, and customer-facing applications (e.g., omfauto.com, foursight.com, rateworks.com).

• Ensure scalable, maintainable, and secure software design within assigned projects.

• Imp...