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Senior .NET Developer - Ancillary Products

Job in Chicago, Cook County, Illinois, 60290, USA
Listing for: Apex Systems
Full Time position
Listed on 2026-06-01
Job specializations:
  • Software Development
    C# / Unity Developer, Software Engineer
Salary/Wage Range or Industry Benchmark: 75 - 85 USD Hourly USD 75.00 85.00 HOUR
Job Description & How to Apply Below

Job #: 3032772

Job Description:

Sr .NET Developer (AWS/C#)

Location: Chicago, Illinois (Hybrid)

Employment Type: Contract

Duration: 12 months w/extension

Role Overview

An experienced .NET Developer is sought to design, build, and enhance applications using the Microsoft .NET framework. This role involves developing new software solutions, improving existing systems, and collaborating with cross‑functional teams throughout the full software development lifecycle.

Key Responsibilities
  • Participate in requirements analysis and solution design.
  • Collaborate with internal teams on application architecture and technical design.
  • Develop clean, scalable, and maintainable code using .NET technologies.
  • Test, deploy, refactor, and debug applications.
  • Enhance and modernize existing software solutions.
  • Create and maintain technical documentation throughout the software development lifecycle.
  • Serve as a subject matter expert and provide technical support as needed.
Required Qualifications Technical Skills
  • Proven experience as a .NET Developer with strong knowledge of ASP.NET and C#.
  • Strong AWS experience.
  • Expertise in application architecture and design.
  • Experience with Dev Ops, CI/CD, and deployment processes.
  • Knowledge of testing and quality engineering best practices.
  • Familiarity with SQL Server and design/architectural patterns such as MVC.
  • Understanding of RESTful APIs and integration patterns.
  • Working knowledge of HTML5 and CSS
    3.
Experience
  • Experience working in Agile/Scrum environments.
Preferred Qualifications
  • Security awareness.
  • Experience with performance tuning and profiling.
  • Knowledge of cost optimization within AWS.
Compensation & Benefits

The pay rate for this position is between $75.00 and $85.00 per hour.

Equal Opportunity Employer

This employer is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

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Position Requirements
10+ Years work experience
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