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Senior C# Winforms Developer Jobs (NOW HIRING)

Lockheed Martin

Software Engineer Sr C/C++

Manassas, VA

$122.50K - $161.50K/yr

The Work Lockheed Martin Rotary and Mission Systems is seeking a Software Engineer C/C++ Sr. in Manassas, VA. In this role you will have the responsibility of: Participate in a crossfunctional team ...

Mentor Technical Group

Sr. C&Q Specialist

Juncos, PR · On-site

As a world leader in life science engineering and technical solutions, MTG has the knowledge and ... Collaborate with C&Q Engineers to develop and maintain commissioning and qualification procedures ...

Mentor Technical Group

Sr. C&Q Specialist

Juncos, PR · On-site

MTG is recognized for its expertise in life sciences engineering, ensuring compliance with ... Support Commissioning and Qualification (C&Q) activities for plants and equipment. * Develop ...

Ask IT consulting

.Net Developer

Columbia, SC · On-site

$44.75 - $59/hr

Role Name: Sr. .Net Developer Duration: 12 Months Location: Columbia SC Required Skills (Rank In ... WINFORMS * VISUAL STUDIO 2010-2015 * VB.NET, * MS INTERNET INFORMATION SYSTEMS (IIS) ARCHITECTURE ...

CEDENT

Senior C/C++ Linux Engineer

Philadelphia, PA

$123.60K - $163K/yr

Design, develop, and maintain real-time, fault-tolerant C/C++ applications on Linux platforms ... Expertise in event-driven programming and development of Linux desktop applications * Experience ...

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How much do senior c# winforms developer jobs pay per year?

As of May 30, 2026, the average yearly pay for senior c# winforms developer in the United States is $80,287.00, according to ZipRecruiter salary data. Most workers in this role earn between $41,500.00 and $103,000.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Senior C# Winforms Developer, and why are they important?

To thrive as a Senior C# Winforms Developer, you need advanced proficiency in C#, .NET Framework, Windows Forms development, and a solid background in computer science or related fields. Expertise with Visual Studio, source control systems like Git, and familiarity with SQL databases and unit testing frameworks are typically expected. Strong problem-solving abilities, attention to detail, and effective communication skills help you collaborate with teams and translate requirements into robust software solutions. These skills and qualities are crucial for delivering reliable, maintainable applications and leading development efforts in complex desktop environments.

What are some common challenges faced by Senior C# Winforms Developers when maintaining legacy applications?

Senior C# Winforms Developers often encounter challenges such as outdated libraries, lack of documentation, and tightly coupled code when maintaining legacy applications. Adapting these systems to modern requirements, such as enhancing UI/UX or integrating with newer technologies, can require significant refactoring. Effective troubleshooting and strong communication with stakeholders are essential, as legacy systems often have business-critical functions and limited tolerance for downtime.

What does a Senior C# WinForms Developer do?

A Senior C# WinForms Developer designs, develops, and maintains Windows desktop applications using the C# programming language and the Windows Forms (WinForms) framework. They are responsible for creating user interfaces, implementing business logic, and ensuring the software is efficient, reliable, and user-friendly. In addition to coding, they often mentor junior developers, participate in code reviews, and help set technical standards for projects. Their expertise is crucial for building robust, scalable, and maintainable desktop applications.
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Senior C Winforms Developer jobs near you
Infographic showing various Senior C# Winforms Developer job openings in the United States as of May 2026, with employment types broken down into 1% Internship, 1% Full Time, 2% Temporary, and 96% Contract. Highlights an 73% Physical, and 27% Remote job distribution, with an average salary of $80,287 per year, or $38.6 per hour.
Sr.C#.Net Developer W/VBA Excel In Raleigh,NC (Top Financial Services Firm).

Sr.C#.Net Developer W/VBA Excel In Raleigh,NC (Top Financial Services Firm).

Mansi

Raleigh, NC • On-site

Contractor

Posted 11 days ago

Job description

Company Description
Job Description
Job Title: Sr.C#.Net Developer w/VBA Excel
Location: Raleigh, NC
Duration: 12+ Months
Rate: Market
Job Details:
Description
This role is within the LMG area and the successful candidate will be part of a team of developers/product support experts to analyze, develop, support and work on LMG IT systems.
The candidate would be expected to:
• Provide first and second level Production Support for LMG
• .NET
• C#
• VBA for Excel
• MS SQL server (SQL, Stored Procedures, triggers, performance tuning)
• Mongo DB (NoSQL database)
• Work as a developer
• Ability to work under strenuous schedules when necessary.
• Experience operating under changing schedules.
• Support alongside development projects.
• Support some weekend check out.
Qualifications
Additional Information
All your information will be kept confidential according to EEO guidelines.

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