C# Software Engineer at Snap-on, Lincolnshire, IL

C# Software Engineer at Snap-on in Lincolnshire, IL. $100,000 to $130,000 a year. Apply with swipeandhired.

C# Software Engineer

Job Locations

US-IL-Lincolnshire

Job ID

2026-20937

Overview

Snap-on Diagnostics is seeking an outstanding C# Software Engineer to work on enhancing and maintaining applications which are critical for business. In this role, you will be part of a global team that designs and develops new features, fixes bugs, and addresses technical debt.

This position requires an excellent team player with great communication skills who demonstrates a passion for delivering software of uncompromising quality to customers.

Essential skills required (5 to 10 years solid experience of the following):

• Expertise in C# and .NET Core / .NET 6+ with focus in web development (Web Services and Web API)
• Experience using architecture patterns like MVC, MVVM, and DDD
• Strong understanding of code refactoring, modularization, and best practices for maintainability and scalability.
• Implements and enforces SOLID principles, Clean Architecture, and Deign Patterns (Factory, Repository, Dependency Injection)
• Working knowledge of Entity Framework, LINQ, and SQL / SQL Server
• Experience in test automation using tools / frameworks (Postman, Selenium, NUnit) and writing clean, testable code.
• Practiced in Agile development methodologies including Scrum and Kanban
• Able to implement new and improve existing engineering standards, best practices, and processes.
• Successful Track Record as a Team Player
• Excellent verbal and written communication skills
• Self-Motivated and self-organizing

The following skills are not essential, but desirable:

• Windows system troubleshooting knowledge using Windows Event Logs, Performance Monitoring, and Windows Debugger (WinDbg).
• Hands-on experience with CI/CD pipelines using Jenkins
• Understanding of authentication mechanisms including OAuth, AuthLink, and OKTA.
• Version control experience with Bitbucket, Git.
• Microsoft Azure experience including Azure DevOps – Azure Pipelines is a plus.

***Must reside within driving distance of Lincolnshire, IL** NO RELOCATION EXPENSES ARE OFFERED
This position has an annual salary between $100,000 - $130,000
“Actual compensation may vary based on experience and other factors"

Snap-on is an Equal Opportunity Employer, Minority/Female/Disabled/Veteran