.NET Developer/Contract to hire/Philadelphia

Motion Recruitment Partners LLC; Philadelphia (Philadelphia County); Hybrid; USD 76,000 - 96,000; Full time

Job summary

Motion Recruitment Partners LLC is seeking two Mid-Level .NET Developers for a multi-year modernization program in Philadelphia. The project involves migrating to Azure, rebuilding APIs, and modern enterprise applications. One role includes front-end exposure with modern JS frameworks. Contract duration is 6 months.

Candidate will contribute to backend services, API design, and cloud modernization within an Agile team, with opportunities to grow full-stack skills.

Qualifications

• 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.

Responsibilities

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

Skills

5+ years experience

C# / .NET

RESTful APIs

SQL / Database

Agile / Scrum

Communication

Architecture / design discussions

Tools

Azure

Job description

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