Full Stack .NET Developer

Overview
Seeking a senior Full Stack Developer with strong .NET, C#, Angular, Python, and SQL experience to help design, enhance, and deliver new features for this mission critical application.
Key Responsibilities
Develop and maintain full stack features using C#, .NET, Angular, SQL Server, and Python.
Build scalable APIs and backend services that support procurement workflows, vendor integrations, payment systems, and contract management.
Implement intuitive, accessible front end interfaces based on Figma designs and UX prototypes.
Enhance the existing standalone application with new modules, reporting capabilities, and transparency features.
Collaborate with a small, high performing team to deliver end to end functionality with minimal oversight.
Support multi tenant architecture as the platform expands to serve additional states.
Ensure data accuracy, auditability, and compliance with government reporting standards.
Work closely with business stakeholders to refine requirements and translate them into technical solutions.
Participate in code reviews, testing, and deployment processes.
Required Skills & Experience
6+ years of professional full stack development experience.
Strong proficiency in C# and .NET for backend development.
Hands on experience with Angular for building modern, responsive web applications.
Solid understanding of SQL Server, database design, and stored procedures.
Experience using Python for data processing, reporting, or automation tasks.
Ability to interpret and implement UI/UX designs from Figma.
Experience building enterprise level applications with complex workflows.
Strong problem solving skills and the ability to work independently in a small team.
Excellent communication skills and comfort working with both technical and non technical stakeholders.
Job Type & Location
This is a Contract position based out of Lansing, MI.
Pay and Benefits
The pay range for this position is $30.00 - $40.00/hr.
Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following: Medical, dental & vision Critical Illness, Accident, and Hospital 401(k) Retirement Plan - Pre-tax and Roth post-tax contributions available Life Insurance (Voluntary Life & AD&D for the employee and dependents) Short and long-term disability Health Spending Account (HSA) Transportation benefits Employee Assistance Program Time Off/Leave (PTO, Vacation or Sick Leave)
Workplace Type
This is a hybrid position in Lansing,MI.
Application Deadline
This position is anticipated to close on Feb 27, 2026.
>About TEKsystems:
We're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That's the power of true partnership. TEKsystems is an Allegis Group company.

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

About TEKsystems and TEKsystems Global Services

We're a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. We're a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. We're strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. We're building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.