Senior .NET Engineer — Enterprise Web Apps Leader

Network Designs, Inc.; Alexandria (VA); On-site; USD 125,000 - 135,000; Full time

Benefits offered by this job

Health insurance

401(k) retirement plan

Paid leave and holidays

Job summary

Network Designs, Inc. (NDi) seeks a Senior .NET Software Engineer to design, develop, and modernize enterprise web applications for federal customers. You will work across the SDLC, implementing .NET Framework and modern .NET, C#, Angular, and SQL Server, while integrating RESTful APIs and microservices.

The role emphasizes technical leadership, code reviews, mentoring, and collaboration with Scrum teams to deliver mission-critical solutions in a secure environment.

Qualifications

• Bachelor degree in CS or related field required.
• At least 10 years of relevant experience in enterprise software.
• Strong background in .NET Framework and modern .NET development.
• Experience building RESTful APIs and enterprise integrations.
• Proficient in SQL Server, JavaScript, and Angular.
• Experience with Azure ASE, Windows I1S environments, and DevSecOps.

Responsibilities

• Design, develop, enhance, modernize, and maintain enterprise web apps using .NET, C#, Angular, and SQL Server.
• Participate in all SDLC phases: requirements, design, coding, testing, deployment, and support.
• Develop secure, scalable APIs and backend services with best practices.
• Build and maintain interfaces between services, microservices, and enterprise platforms.
• Lead technical design reviews, mentor juniors, and collaborate with Scrum teams.

Skills

C#

ASP.NET

Angular

SQL Server

RESTful APIs

CI/CD

DevSecOps

Azure

JavaScript

Unit testing

Education

Bachelor of Science in Computer Science or Related Field

Job description

Network Designs, Inc. (NDi) seeks a Senior .NET Software Engineer to design, develop, and modernize enterprise web applications for federal customers. You will work across the SDLC, implementing .NET Framework and modern .NET, C#, Angular, and SQL Server, while integrating RESTful APIs and microservices.

The role emphasizes technical leadership, code reviews, mentoring, and collaboration with Scrum teams to deliver mission-critical solutions in a secure environment.