.NET Developer

Network Designs; Alexandria (VA); On-site; USD 110,000 - 140,000; Full time

Benefits offered by this job

Health insurance

Dental insurance

Vision insurance

Pet insurance

Legal insurance

401(k) matching

Paid leave

Paid holidays

Life insurance

Disability insurance

Professional development

Education benefits

Job summary

Network Designs, Inc. (NDi) seeks an experienced .NET Developer to support modernization of enterprise web apps. You will work hands-on across the SDLC with .NET Framework/Core, SQL, Angular, and API-based architectures, in an O&M and modernization context.

The role requires US citizenship, ability to obtain a Public Trust clearance, and onsite work in Alexandria, VA, five days a week. Collaboration with cross-functional teams is essential.

Qualifications

• Bachelor or higher in CS/IT/Engineering, or 12 years of related experience.
• 8+ years of relevant professional experience required.
• Strong analytical, problem-solving, and communication skills.

Responsibilities

• Hands-on development across the SDLC for enterprise web apps.
• Build and maintain .NET, SQL, and Angular components.
• Design, develop, test, and deploy APIs following security practices.
• Create unit tests and maintain design documentation.
• Collaborate with Scrum team and end users to resolve issues.

Skills

Analytical skills

Problem-solving

Troubleshooting

Self-motivated

Communication skills

Education

B.S. in Computer Science / IT / Engineering

Tools

.NET Framework

.NET Core

SQL

Angular

APIs

DevSecOps tools

Job description

About NDi:

Network Designs, Inc. (NDi) is a leading Federal contractor that specializes in designing, developing, and delivering information technology and network solutions for government customers. Founded in 1985, NDi's firmly defined core values have driven all aspects of the business, which have been paramount to our company's success and the establishment of an enjoyable workplace atmosphere. At NDi, we believe that our people are the cornerstone of our success, and we value collaboration, career growth, and winning ideas. Military Veterans Encouraged to Apply.

Job Description

NDi is seeking an experienced .NET Developer to support the development, sustainment, and modernization of enterprise web applications. This is a hands‑on development position supporting both operations and maintenance (O&M) of existing applications and modernization initiatives involving .NET Core, .NET Framework, SQL, Angular, and API-based architectures.

The .NET Developer will participate throughout the software development life cycle, including application design, development, testing, integration, deployment, troubleshooting, and ongoing support. The successful candidate will work closely with developers, technical leads, testers, Scrum team members, and end users to deliver secure, maintainable, and reliable software solutions.

Requirements:

• U.S. Citizenship is required
• Must be able to obtain a Public Trust clearance
• This position requires working onsite in Alexandria, VA, 5 days per week

Qualifications and Experience:

• Bachelor of Science in Computer Science, Information Technology, Engineering, or a related technical field. An additional 4 years of relevant professional experience may be substituted for the bachelor's degree requirement, for a total of 12 years of relevant experience without a degree.
• 8 years of relevant professional experience.
• Strong analytical, problem‑solving, and troubleshooting skills.
• Self‑motivated with the ability to work effectively both independently and as part of a collaborative development team.
• Excellent written and verbal communication skills.

Technical Qualifications:

• Strong experience with .NET software development, including both .NET Framework and .NET Core.
• Experience developing, enhancing, and supporting enterprise web applications.
• Experience with modern application architectures and software development practices.
• Experience designing, developing, integrating, and maintaining APIs.
• Experience with JavaScript-based user interface frameworks, including Angular.
• Experience writing and maintaining SQL queries and stored procedures.
• Experience developing and maintaining unit tests.
• Experience creating and maintaining application and technical design documentation.
• Experience working with established DevSecOps processes and toolchains for software build, integration, deployment, and testing.
• Understanding of secure coding and software development best practices.

Key Responsibilities:

• Perform hands‑on application development throughout the software development life cycle, including design, coding, unit testing, integration testing, deployment, maintenance, and troubleshooting.
• Develop, enhance, and maintain enterprise web applications using .NET, SQL, and Angular technologies.
• Develop and maintain SQL queries and stored procedures supporting large, shared databases.
• Design, develop, integrate, and maintain APIs in accordance with established architectural and security practices.
• Design, develop, and maintain web application components using Angular.
• Use established DevSecOps toolchains to build, merge, deploy, and test software components.
• Develop and maintain unit tests to support application quality, reliability, and maintainability.
• Produce and maintain application design documentation and other required technical artifacts.
• Participate in design and code reviews and apply secure, maintainable, and testable software development practices.
• Collaborate with Scrum Masters, technical leads, developers, and other cross-functional team members to translate business requirements into features and user stories.
• Work closely with testers and end users to investigate application issues, identify root causes, and implement effective resolutions.
• Support the sustainment and modernization of existing applications while helping transition systems toward modern application architectures and technologies.

Compensation and Benefits:

At NDi, we value our team and are committed to retaining top talent by offering competitive benefits and compensation packages. Our employee benefits package includes comprehensive health, dental, vision, pet, and legal insurance. Our corporate benefits include 401(k) retirement matching, paid leave, paid holidays, and health and wellness programs. In addition, we provide employer‑paid life and disability insurance, professional development, education benefits, and much more to ensure our team has the resources they need to thrive on and off the job.

Veterans First Commitment:

As a Service-Disabled Veteran-Owned Small Business (SDVOSB), NDi is dedicated to hiring veterans and providing a supportive work environment that honors their service while recognizing the unique skills and experiences they bring to our organization.

Our Commitment:

Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status or other characteristics protected by law.