Senior Software Engineer — .NET & React

Northern Trust · Chicago, IL, United States of America

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Company
Northern Trust
Location
Chicago, IL, United States of America
Posted
October 16, 2026

About this job

Role - Senior Software Engineer —.NET & React We are looking for an accomplished Senior Software Engineer to design, develop, and modernize scalable enterprise applications. The role centers on API-first, cloud-native solutions built with.NET (C#) for backend services and React for frontend experiences, with a strong focus on security, performance, maintainability, and sound engineering practices. You will partner with architects, product owners, and cross-functional teams to deliver reliable software that meets enterprise standards and regulatory obligations. Primary Responsibilities Backend (.NET) Design, build, and support RESTful APIs and backend services with.NET / ASP.NET Core (C#) Use clean architecture practices, including SOLID, DDD, and CQRS where they add value Implement…

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Most-requested skills in the United States

Based on 942 United States vacancies that list requirements, these are the skills employers ask for most often.

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  • React22% of postings
  • SQL20% of postings
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