A leading enterprise organization is undergoing a large-scale digital transformation, migrating from a legacy data center environment to Microsoft Azure while rebuilding its API ecosystem, web applications, and mobile applications from the ground up. The organization is seeking two Mid-Level .NET Developers to join a high-visibility modernization initiative and help drive development efforts through a multi-year transformation program scheduled for major delivery milestones through Spring 2027.
This is an excellent opportunity for developers who enjoy working on large-scale modernization projects, cloud adoption initiatives, and enterprise application development. Successful candidates will contribute to the design and development of next-generation applications while collaborating with cross-functional teams in an Agile environment. One opening will have additional exposure to front-end development using modern JavaScript frameworks, providing a strong opportunity to broaden full-stack development experience.

Contract Duration: 6 Months

Required Skills & Experience

5+ years of professional software development experience
Strong hands-on experience with C# and .NET development
Experience designing, developing, and consuming RESTful APIs
Solid SQL and database development experience
Experience developing scalable enterprise applications
Strong troubleshooting, debugging, and performance optimization skills
Ability to work effectively within Agile/Scrum development teams
Excellent communication and collaboration skills
Experience participating in technical design discussions and solution planning

Desired Skills & Experience

Experience with Microsoft Azure or other public cloud platforms
Experience supporting cloud migration or application modernization initiatives
Knowledge of Azure services, cloud architecture, and deployment strategies
Experience with modern JavaScript frameworks such as React, Angular, Vue.js, or similar
Understanding of application architecture and distributed systems
Experience building scalable backend services and microservice-based solutions
Familiarity with CI/CD pipelines, DevOps practices, and automated deployments
Ability to provide technical guidance and architectural validation during Azure adoption efforts

What You Will Be Doing Tech Breakdown

60% C# /.NET Backend Development
20% API Design & Integration
10% Database Development & Optimization (SQL)
10% Azure Cloud Modernization & Architecture Collaboration

For one position, a portion of development efforts will include front-end development using a modern JavaScript framework.
Daily Responsibilities

35% Design, develop, and maintain backend services and APIs
20% Support enterprise application modernization and cloud migration initiatives
15% Database development, optimization, and performance tuning
15% Collaborate with developers, analysts, architects, and business stakeholders
10% Participate in architecture reviews and technical design discussions
5% Troubleshoot production issues and enhance application reliability

.NET Developer/Contract to hire/Philadelphia

Key skills

About this role