DSCA .Net Core Developer – Software Engineer

Mission Technologies, a division of HII

Mid-level .Net Core Developer supporting Defense Security Cooperation Agency. Designing and developing web applications and backend services using .NET Core/C# technologies.

Posted 5/18/2026full-timeRemote • Virginia • 🇺🇸 United StatesJuniorMid-Level💰 $80,000 - $150,000 per yearWebsite

Tech Stack

Tools & technologies

ASP.NETEntity FrameworkMicroservices.NETRPASQL

About the role

Key responsibilities & impact

Design, develop, and maintain robust, scalable web applications and backend services using .NET Core/C# technologies.
Contribute to modernizing enterprise systems, integrating with data platforms, and implementing automation solutions to enhance efficiency, transparency, and mission effectiveness in security cooperation operations.
Develop, test, and maintain high-quality backend applications and RESTful APIs using .NET Core / .NET 6+ , C#, Entity Framework Core, and related technologies.
Build responsive and secure web applications, microservices, and integration layers that support enterprise data flows and mission-critical systems.
Collaborate with cross-functional teams (frontend developers, data architects, product owners, and stakeholders) to translate business requirements into technical solutions.
Integrate .NET Core applications with UiPath Robotic Process Automation (RPA) solutions to automate repetitive business processes, improve efficiency, and reduce manual workloads.
Troubleshoot, debug, and resolve application issues; provide ongoing support and enhancements for deployed solutions.
Participate in Agile ceremonies (sprints, PI planning, code reviews) and contribute to DevSecOps practices in a collaborative team environment.

Requirements

What you’ll need

Strong proficiency in C# , .NET Core / .NET 6+ , ASP.NET Core, and RESTful API development
Experience with relational databases (SQL Server), Entity Framework Core, and ORM concepts
Solid understanding of software development best practices, version control (Git), and CI/CD pipelines
Experience with the agile software lifecycle
Self-motivated initiator with strong problem-solving skills and a proactive approach
Clearance: Must possess and maintain an active Secret clearance.
Software Engineer II 2 years relevant experience with Bachelors in related field; 0 years experience with Masters in related field; or High School Diploma or equivalent and 6 years relevant experience.
Software Engineer III 5 years relevant experience with Bachelors in related field; 3 years relevant experience with Masters in related field; 0 years experience with PhD in related field; or High School Diploma or equivalent and 9 years relevant experience.
Software Engineer IV 9 years relevant experience with Bachelors in related field; 7 years relevant experience with Masters in related field; 4 years relevant experience with PhD in related field; or High School Diploma or equivalent and 13 years relevant experience.

Benefits

Comp & perks

Health insurance
401(k) matching
Flexible work hours
Paid time off
Remote work options
Wellness resources
Employee assistance programs
Savings Plan Options (401(k))
Financial planning tools
Life insurance
Employee discounts
Paid holidays
Tuition reimbursement
Early childhood and post-secondary education scholarships

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

C#.NET Core.NET 6+ASP.NET CoreRESTful API developmentEntity Framework CoreSQL ServerGitCI/CDRobotic Process Automation

Soft Skills

problem-solvingself-motivatedproactive

Certifications

Secret clearance