What Does a .NET Developer Do?
A .NET Developer is a software engineer who specializes in building and maintaining applications using Microsoft’s .NET framework. They design, code, test, and deploy scalable and secure applications, often working with languages like C# and platforms such as ASP.NET, to deliver reliable enterprise and web-based solutions. Their role frequently involves working within Agile teams to develop new features, troubleshoot bugs, and optimize application performance across various devices and environments.
These professionals are key players in digital transformation projects, frequently interfacing with stakeholders to translate business needs into technical requirements. A strong .NET Developer not only writes clean, maintainable code but also collaborates closely with quality assurance, DevOps, and product management teams to ensure seamless software delivery and ongoing application support.
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.NET Developer Core Responsibilities
- Design, develop, and deploy .NET-based applications using C#, ASP.NET, and the Microsoft technology stack
- Collaborate with cross-functional teams to define, design, and ship new features
- Participate in code reviews and ensure adherence to industry best practices
- Troubleshoot, debug, and upgrade existing software
- Write and maintain unit and integration tests
- Integrate data storage solutions including SQL Server and Entity Framework
- Follow Agile methodologies and participate in daily stand-ups, sprint planning, and retrospectives
- Utilize version control systems like Git for codebase management
- Create and consume RESTful APIs for application functionality
- Maintain clear documentation for application logic and development processes
Required Skills and Qualifications
Hard skills
- Proficiency in C# and ASP.NET (MVC and Core)
- Experience with Microsoft Visual Studio and Azure DevOps
- Strong understanding of object-oriented programming and design patterns
- Database management with SQL Server and LINQ
- Familiarity with front-end technologies like HTML, CSS, JavaScript, and Blazor
- API development and integration using REST or SOAP
- Knowledge of CI/CD pipelines and deployment strategies
- Experience with version control tools like Git or TFS
Soft skills
- Strong problem-solving and analytical abilities
- Clear and effective verbal and written communication
- Ability to work independently as well as part of a collaborative team
- High attention to detail with a focus on quality and scalability
- Adaptability to rapidly changing technical environments
Educational requirements
- Bachelor’s degree in computer science, software engineering, or a related field
- Equivalent experience may be considered in lieu of formal education
Certifications
Not required, but Microsoft Certified: Azure Developer Associate or similar credentials are often preferred
.NET Developer Preferred Qualifications
- Experience working with cloud platforms, particularly Microsoft Azure
- Familiarity with microservices architecture and containerization tools like Docker
- Exposure to frontend frameworks such as Angular, React, or Vue.js
- Prior experience in a CI/CD environment using Jenkins, GitHub Actions, or Azure Pipelines
- Background in working on large-scale, high-availability enterprise systems
National Average Salary
.NET developer salaries vary by experience, industry, organization size, and geography. Click below to explore salaries by local market.
The average national salary for a .Net Developer is:
$110,695
.NET Developer Job Descriptions
It’s important to include the right content in your job description when hiring a .NET developer. The following examples can serve as templates for attracting the best available talent for your team.
Example 1: Junior .NET Developer
Position Overview
A Junior .NET Developer is an entry-level role designed for candidates beginning their professional journey in software development. Working under the guidance of senior team members, Junior .NET Developers support coding, debugging, and small-scale application enhancements. This position is ideal for individuals eager to apply their academic knowledge to real-world projects while expanding their technical skillset within a Microsoft development environment.
Responsibilities
- Assist in writing, testing, and debugging C# and ASP.NET code
- Collaborate with senior developers to implement application features
- Maintain and update existing software under supervision
- Participate in team stand-ups and sprint planning meetings
- Document code functionality and changes
- Conduct basic testing and provide feedback on usability and performance
- Follow coding standards and best practices established by the team
Requirements
Hard skills
- Basic understanding of C#, .NET Framework, or .NET Core
- Familiarity with Visual Studio and Git
- Introductory knowledge of SQL and relational databases
- Awareness of web technologies (HTML, CSS, JavaScript)
Soft skills
- Willingness to learn and adapt in a fast-paced team
- Strong communication and interpersonal abilities
- Detail-oriented with a growth mindset
- Receptive to feedback and constructive critique
Educational requirements
- Bachelor’s degree in computer science, software engineering, or related field
- Internship or capstone experience preferred
Example 2: Mid-Level .NET Developer
Position Overview
A Mid-Level .NET Developer brings proven experience in designing, building, and maintaining robust software applications using Microsoft technologies. With the ability to independently manage tasks and collaborate with cross-functional teams, this role contributes to both the development and improvement of scalable, high-performance applications that support key business objectives.
Responsibilities
- Design and develop web and desktop applications using .NET, C#, and ASP.NET Core
- Create and maintain RESTful APIs for internal and external use
- Write unit and integration tests to ensure software quality
- Troubleshoot and resolve issues across the application stack
- Participate in peer code reviews and provide constructive feedback
- Collaborate with QA, product owners, and UI/UX teams
- Contribute to sprint planning and technical estimations
Requirements
Hard skills
- Proficient in C#, .NET Core, ASP.NET MVC
- Strong experience with SQL Server and Entity Framework
- Skilled in API development and version control (Git)
- Familiarity with DevOps tools like Azure DevOps or Jenkins
Soft skills
- Analytical thinker with a problem-solving mindset
- Ability to communicate effectively with technical and non-technical teams
- Strong ownership of assigned features and deliverables
- Agile team collaboration experience
Educational requirements
- Bachelor’s degree in computer science or a related discipline
- 3 to 5 years of experience in .NET development
Example 3: Senior .NET Developer
Position Overview
A Senior .NET Developer leads critical software projects and contributes to strategic technical direction. This role combines advanced coding expertise with architectural insight, team mentorship, and project leadership. Senior developers are instrumental in driving innovation, optimizing performance, and ensuring maintainability across enterprise systems.
Responsibilities
- Lead design and development of complex .NET applications and systems
- Architect scalable, secure, and maintainable software solutions
- Mentor junior and mid-level developers; lead code reviews
- Collaborate on setting coding standards and enforcing best practices
- Integrate software with external systems and APIs
- Evaluate and implement new tools, frameworks, and processes
- Partner with stakeholders to align development efforts with business goals
Requirements
Hard skills
- Advanced proficiency in C#, .NET Core, ASP.NET, and SQL Server
- Experience with architectural patterns and microservices
- Mastery of CI/CD processes and tools (Azure DevOps, GitHub Actions)
- Strong understanding of cloud platforms, especially Microsoft Azure
- Ability to optimize code for performance and scalability
Soft skills
- Strong leadership and mentoring capabilities
- Excellent written and verbal communication skills
- Strategic thinker with problem-solving abilities
- Skilled at balancing hands-on coding with architectural planning
Educational requirements
- Bachelor’s degree in computer science or related field
- 5+ years of hands-on experience in .NET development