Full Stack Developer Senior

As a Full Stack Engineer Senior, the work you'll do at GDIT will be impactful to the mission of our long-term customer. You will play a crucial role in supporting a custom web application built using Microsoft technologies.

• Lead/Manage/Support the design and development of the web application.
• Collaborate with project team members (PM, developers and techs) and the customer.
• Drive code/database fixes, upgrades, and security enhancements.
• Utilize Microsoft technologies (C#, ASP.NET Web Forms, .NET Framework 4.8, IIS, SQL Server), JavaScript, HTML, CSS, third-party NuGet packages, and AWS., * Design, develop, and maintain web applications using C#, ASP.NET Web Forms, and .NET Framework 4.8.
• Build and optimize SQL Server databases, stored procedures, and queries.
• Implement responsive and user-friendly front-end features using JavaScript, HTML, CSS, and related libraries.
• Collaborate with customer stakeholders and team members to define requirements and deliver high quality software.
• Participate in code reviews, ensure adherence to best practices, and contribute to continuous improvement.
• Troubleshoot and resolve application issues across the full stack.
• Lead technical discussions and help shape system architecture and design patterns.
• Mentor junior developers and provide guidance on coding standards and best practices.
• Attend customer meetings.
• Travel <10%.
• Capable of being on the phone for extended periods of time with team members.

Bring your engineering expertise along with a drive for innovation to GDIT. The Full Stack Engineer Senior must have:

• Education: Bachelor of Arts/Bachelor of Science or equivalent related experience.

• Experience: 8+ years of related experience

• Technical skills:

• 8+ years of professional experience with C# and the .NET ecosystem.

• Strong experience with ASP.NET Web Forms and .NET Framework (4.8).

• Strong experience with SQL Server development (queries, stored procedures, optimization).

• Solid understanding of JavaScript and common front-end patterns.

• Experience integrating with APIs, web services, and third party systems.

• Strong debugging, analytical, and problem solving skills.

• Security-focused development.

• Ability to work independently and collaborate in a team environment.

• Experience with Git version control.

• Exposure to cloud platforms such as AWS or Azure.

• Knowledge of SAML2 authentication flows.

• Familiarity with migrating ASP.NET Web Forms to modern .NET architecture is a plus., Years of Experience 8 + years of related experience

• may vary based on technical training, certification(s), or degree

At GDIT, the mission is our purpose, and our people are at the center of everything we do.

• Growth: AI-powered career tool that identifies career steps and learning opportunities
• Support: An internal mobility team focused on helping you achieve your career goals
• Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off
• Community: Award-winning culture of innovation and a military-friendly workplace

OWN YOUR OPPORTUNITY Explore a career in software development at GDIT and you'll find endless opportunities to grow alongside colleagues who share your dedication to advancing innovation., The likely salary range for this position is $97,968 - $112,663. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.

We are GDIT. A global technology and professional services company that delivers technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across over 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, cloud, cyber and application development. Together with our customers, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology. Join our Talent Community to stay up to date on our career opportunities and events at gdit.com/tc.