Sr. .Net Developer

Job Title

Senior .NET Developer

Location

Phoenix, AZ (Hybrid Local Candidates Only)

1400 West Washington St., Phoenix, AZ 85007

Position Type

Staff Augmentation

Hourly | 40 hours/week | Day Shift

Contract Duration

18 Months

Projected Start Date: May 18, 2026

Position Overview

Seeking Senior .NET Developers to design, enhance, and support enterprise web applications critical to agency operations. This role requires strong experience across the full software development life cycle, deep .NET expertise, advanced SQL skills, and the ability to collaborate closely with business users and technical teams.

This is a hybrid position requiring on site presence in Phoenix, AZ. Candidates must be local at the time of submission.

Work Schedule & Hybrid Expectations
• First 3 months: On site as needed for training and project ramp up
• After 3 months: On site once per week or less, as determined by project needs
• Must be available for in person interviews within one week of posting close
• Must be able to start within two weeks of receiving an offer

Key Responsibilities
• Design, develop, test, debug, and maintain web based business applications
• Translate business requirements and technical specifications into high quality code
• Perform unit testing and ensure adherence to coding standards and best practices
• Analyze automation requests and develop work plans, schedules, and effort estimates
• Optimize SQL Server performance, including T SQL refactoring and bottleneck elimination
• Develop and maintain SDM technical documentation (technical specs, design documents, etc.)
• Support enhancements, maintenance, and issue resolution for existing applications
• Prepare periodic status reports and communicate progress to stakeholders
• Participate in staff, technical, and project meetings
• Work collaboratively within Agile teams and across business units

Required Skills & Experience
• 5+ years of hands on experience with .NET C#
• Expert level experience with:
• C# / .NET Framework and .NET Core
• Visual Studio
• SQL Server, including advanced T SQL optimization and performance tuning
• Advanced experience with:
• ASP.NET (4.0+)
• Entity Framework
• RESTful API development and integration
• Web Services
• Front end and UI technologies:
• JavaScript
• Bootstrap
• React (hooks, state management using Redux or Context API)
• TypeScript (component lifecycle and performance optimization)
• Strong understanding of full SDLC methodologies
• Experience writing User Stories
• Excellent problem solving, communication, and documentation skills

Preferred Skills
• EDI transaction experience
• DevOps experience
• GitHub version control experience
• Agile/Scrum development experience
• Additional Bootstrap experience

Security & Compliance Requirements
• Background check and drug screening required (via HireRight)
• Security clearance requirements apply
• Start date contingent on:
• Successful interviews
• Completion of onboarding
• Issuance of State Purchase Order (PO)

Important Notes (Read Carefully)
• Local candidates only must currently reside in the Phoenix, AZ area
• Resumes must clearly state the candidate's current location
• Candidates not local at the time of submission will not be considered