Senior .NET Developer

Senior .NET Developer Job Details

• Posted: 15 December 2025
• Location:
  
  Mesa, AZ
• Job type:
  Permanent
• Reference: 987596

Our client is seeking a highly skilled .NET Developer with strong experience in C#/.NET, backend services, API development, and database technologies. The ideal candidate will design and build scalable applications, optimize performance, and collaborate with cross-functional teams throughout the Software Development Lifecycle.

• Collaborate with stakeholders to gather and define feature requirements.
• Design, develop, and maintain high-performance .NET applications and services.
• Write clean, efficient, and maintainable code with a focus on scalability and performance.
• Develop and consume RESTful APIs and integrate with third-party services.
• Optimize database queries and ensure efficient data access patterns.
• Participate in code reviews and provide constructive feedback.
• Perform system performance tuning and diagnostics.
• Refactor existing code to improve maintainability and readability.
• Implement minor enhancements and support ongoing system stability.

• Bachelor's degree in Computer Science, Information Technology, or a related field.
• 6+ years of experience with the  technology stack (C#, .NET, ASP.NET MVC, Web APIs).
• 2+ years of experience with cloud platforms (Azure, AWS, or GCP).
• Proficiency in HTML5 and JavaScript, with experience in front-end frameworks such as React or Vue.
• Strong SQL skills with 3+ years of experience writing complex queries, stored procedures, and performance tuning (SQL Server, Oracle, PL/SQL).
• Familiarity with Git, unit testing, debugging, profiling, Visual Studio, JIRA, and other development tools.
• Experience with CI/CD methodologies and tools.
• Experience with Entity Framework or other ORM tools.
• Familiarity with Test-Driven Development (TDD).

• C#, .NET Framework, .NET Core
• HTML, Type Script, JavaScript, and front-end technologies like React, Vue, and Angular
• SQL Server and Oracle databases
• Experience with ASP.NET Core and cross-platform development
• Experience with performance profiling and trace analysis
• Familiarity with CI/CD tools and version control systems (Azure Dev Ops, Git)
• Experience working in Agile/Scrum environments
• Strong problem-solving skills and attention to detail
• Excellent communication and teamwork abilities

Dexian stands at the forefront of Talent + Technology solutions with a presence spanning more than 70 locations worldwide and a team exceeding 10,000 professionals. As one of the largest technology and professional staffing companies and one of the largest minority-owned staffing companies in the United States, Dexian combines over 30 years of industry expertise with cutting-edge technologies to deliver comprehensive global services and support.

Dexian connects the right talent and the right technology with the right organizations to deliver trajectory‑changing results that help everyone achieve their ambitions and goals. To learn more, please visit

Dexian is an Equal Opportunity Employer that recruits and hires qualified candidates without regard to race, religion, sex, sexual orientation, gender identity, age, national origin, ancestry, citizenship, disability, or veteran status.