Software Developer III

We are hiring an experienced Software Developer to help design, build, and sustain secure enterprise applications that directly support mission-critical operations. This role is ideal for a seasoned engineer who thrives in high-security environments and can contribute immediately within an Agile delivery model.

What You'll Do

• Design, develop, test, and maintain secure object-oriented software applications
• Build and support enterprise solutions in Windows and Apache web services environments
• Develop modern applications using C# and the .NET ecosystem
• Work across full-stack components using AngularJS and React
• Implement data persistence and background processing solutions with Entity Framework and Quartz
• Deploy and manage CI/CD pipelines using Azure DevOps and GitLab
• Support database development with PostgreSQL and MS SQL
• Write clean, secure, and maintainable code aligned to secure development best practices
• Mentor team members on secure coding standards and disciplined engineering practices
• Contribute immediately within a fast-paced, mission-focused operational environment

What You'll Bring

• Active Top Secret security clearance with SCI eligibility (required)
• DoD 8140 certification aligned to the 621 Software Developer work role (e.g., Security+, SSCP, CSSLP, or CISSP)
• Bachelor's degree in Computer Science or Software Engineering preferred (relevant experience may substitute)
• At least 10 years of professional software development experience supporting enterprise applications
• Demonstrated expertise in object-oriented development with strong proficiency in C#
• Hands-on experience with:
• .NET Core and .NET Framework
• Entity Framework
• Quartz
• AngularJS and React
• Azure DevOps and GitLab CI/CD
• PostgreSQL and MS SQL
• Proven ability to produce secure, high-quality code
• Required technical certification: AZ-204 or AWS Developer Associate
• Ability to operate with minimal ramp-up in a mission-critical environment

Nice to Have

• Secure software development certifications (e.g., CSSLP or equivalent)
• Experience with Java-based services or applications
• Advanced cloud certifications (e.g., AWS Solutions Architect Professional or Azure Architect)
• Experience leading secure design reviews and threat modeling efforts
• Hands-on experience with containerization and container-based deployments
• DevOps or CI/CD certifications (e.g., AZ-400 or AWS DevOps Engineer)
• Cloud security certifications such as CCSP or advanced security credentials such as CISSP
• Experience supporting classified, sensitive, or high-visibility defense or intelligence programs