.NET Application Developer; Junior & Mid-Level

Sonepar Management Group (SMG) supports our Sonepar brands (i.e. operating companies) in the US through a shared services model. These services include, but are not limited to: human resources, finance, digital enterprise, supply chain, vendor relations, marketing, legal, and communications. The SMG teams enable our brands to do business in their local regions while taking advantage of the scale and collective resources of a global enterprise.

SMG fosters an inclusive and supportive culture. We offer leadership and development programs to help you reach your career goals. Our associates share in our collective achievements, and we firmly believe that Sonepar is “Powered by Difference.” By driving technology and innovation, enabling paths to success, and caring about our people and their families, we have built a workplace where you can build a fulfilling career.

Sonepar is seeking Junior and Mid-Level .NET Application Developers to join our growing technology team. This is an exciting opportunity to work on innovative, enterprise‑scale solutions, contribute to high‑impact projects, and collaborate with cross‑functional teams in a dynamic environment. As a member of our development team, you will play a key role in designing, developing, and maintaining high‑quality software applications that support business‑critical operations across the organization.

Location: Broomfield, Colorado

Work Arrangement: Hybrid

• Participate in both front‑end and back‑end application development.
• Design, develop, and maintain end‑to‑end software solutions.
• Build scalable, secure, and high‑performing web applications.
• Troubleshoot, diagnose, and resolve application issues to ensure optimal performance and reliability.
• Collaborate with business partners, product teams, and fellow developers to deliver innovative technology solutions.
• Contribute to application enhancements, integrations, and continuous improvement initiatives.

• Hold a Bachelor’s degree in Computer Science, Information Technology, or a related field.
• Possess a minimum of three (3) years of experience as a Full‑Stack Application Developer within a large and complex organization.
• Demonstrate experience designing, developing, and supporting:
  • .NET applications utilizing ASP.NET and MVC frameworks
  • Application Programming Interfaces (APIs)
  • Modern, responsive web user interfaces
  • Highly scalable web‑based applications and components
  • System integrations utilizing XML, JSON, and related technologies
  • Productivity and business applications leveraging web and mobile technologies

• Microsoft .NET Framework and ASP.NET MVC
• C# and Object‑Oriented Design principles
• Visual Studio IDE
• Microsoft SQL Server and relational database technologies
• RESTful services and Web API development
• End‑to‑end web application development, from user interface through data access layers
• Rich web application UI development
• JavaScript, Type Script, jQuery, JSON, HTML, and CSS
• Cross‑browser application development and support
• Application architecture, design patterns, and scalable solution development

Applicants must be legally authorized to work in the United States for Sonepar on a full‑time basis.
Sonepar does not provide employment visa sponsorship now or in the future for these positions.

At Sonepar, you will have the opportunity to work with cutting‑edge technologies, collaborate with talented professionals, and build solutions that drive innovation across one of the world’s leading electrical distribution organizations. We are committed to fostering a culture of continuous learning, professional growth, and technical excellence.

• Healthcare plans
• Dental & vision
• Paid time off
• Paid parental leave
• 401(k) retirement savings with company match
• Professional and personal development programs
• Opportunity to become a shareholder
• Employer‑paid short‑ and long‑term disability
• Employer‑paid life insurance for spouse and dependents
• Robust wellness program
• Gym reimbursement
• Employee Assistance Program (EAP)

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