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Senior .NET C# Developer

Vertisystem (A MOURI Tech Company)
Lansing, MI Contractor
POSTED ON 11/19/2025 CLOSED ON 12/18/2025

What are the responsibilities and job description for the Senior .NET C# Developer position at Vertisystem (A MOURI Tech Company)?

Job Title: Senior .NET C# Developer

Location: Hybrid in Lansing, MI - (2-days in a week)

Duration: 12- Months Contract with Possible extension


  • Accepting local candidates within 90 minutes of Lansing, MI ONLY. Position will be hybrid, in office 2 days a week upon start


  • Candidates submitted must be willing to come onsite (Lansing, MI) for interviews



Must Have:

• 5 years of .NET CORE 3.1 or higher (6.0 preferred) and C# experience.

• 5 years of experience developing with REST web service interfaces or Web APIs.

• 5 years of experience with SQL including writing and maintaining complex Select/Insert/Update statements.

• 3 years of experience with developing code to allow users to upload documents from a website.

• 5 years of experience with Agile / SCRUM processes and working in Sprint Development team.

• 5 years of experience working with GIT code repository software.

• 5 years of experience developing unit and regression tests.

• HTML5, CSS3, JavaScript, jQuery 3

• Financial Domain


Nice to Have:

• 5 years of experience developing secure websites using industry best practices (such as preventing cross site scripting or SQL injection attacks and coding logging into software functionality).

• 3 years of experience working with Azure DevOps / TFS using boards and code repository.

• Familiarity with Oracle database preferred.

• Familiarity with Design patterns preferred.

• Familiarity with SendGrid

• Familiarity with Web Content Accessibility Guidelines (WCAG)

• Familiarity with identity provider (IdP) integration using OpenID Connect (OIDC) or SAML

• Experience working with Azure DevOps, Jira, or equivalent for SDLC management.

• 3 years of experience working with React.js

Salary : $50 - $60

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