Senior C++​/Qt Engineer — Secret Clearance, Hybrid

Senior Software Development Engineer

San Diego, CA

Type: Contract

Category: Development

Industry: Government

Reference : JN -

Date Posted: 03/10/2026

Shortcut:

• Description

• Recommended Jobs

Description:

Hybrid 2-3 days onsite in San Diego, CA

Our client seeks a Senior Software Development Engineer to design, develop, test, and integrate cross-platform applications in a secure Agile environment. The role focuses on C++ and Qt/QML on Linux with SQLite, UI development for embedded and mobile contexts, and integration across C++, C, and Python modules. The engineer will contribute across the software development life cycle, apply secure coding and TDD practices, and collaborate with a multi-disciplinary team to deliver maintainable, reliable, and performant software.

Work will include configuration management, CI, and adherence to compliance and STIG standards on government programs.

Due to federal security clearance requirements, applicant must be a United States Citizen with an active Secret clearance. Due to client requirements, applicants must be willing and able to work on a w2 basis. For our w2 consultants, we offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance.

Rate: $80.00 to $90.00/hr. w2

Responsibilities:

• Design, develop, test, troubleshoot, and debug software for enhancements and new software-intensive systems and products.

• Analyze software requirements and hardware compatibility across Linux and Android environments.

• Implement cross-platform UI using Qt/QML and contribute to embedded and mobile UI development.

• Integrate modules and libraries across C++, C, and Python with SQLite persistence.

• Apply secure software development practices, including TDD, CI, test automation, and refactoring.

• Develop maintainable, efficient, reliable, understandable, secure, and fault-tolerant code using object-oriented and functional principles.

• Support configuration management and interface requirements for APIs and host systems, including virtualized, containerized, or hardware targets.

• Collaborate in an Agile Scrum environment with UI/UX, systems, information assurance, and QA teams.

• Influence solution design and engineering approaches across multiple technical areas.

Experience Requirements:

• Active Secret DoD security clearance.

• 8+ years of experience developing for Linux/Unix operating systems.

• Excellent coding abilities and extensive experience with C++.

• Experience with CMake and Bash scripting.

• Proven experience designing and implementing UIs for embedded applications or mobile devices using cross-platform tools and modern UI design.

• Experience structuring software to separate presentation, business logic, and persistence.

• Experience with Android application platforms and Qt (5+ years preferred) (preferred).

• Experience in Scrum or other Agile practices (preferred).

• Mobile application development experience (preferred).

• Experience with software configuration management tools such as Subversion, Git, Git Lab, or Git Hub (preferred).

• Experience with UI/UX development frameworks such as Qt, Android, Angular
  
  JS, Ionic, GWT, Smart
  
  GWT, React, or Node.js (preferred).

• Experience with Agile management tools such as Version One, JIRA, or Rally (preferred).

• Experience with automated testing tools and concepts such as Squish for Qt, TDD, Selenium, Cucumber, Gherkin, or BDD (preferred).

• Experience with formalized API development methodologies such as OpenAPI 3.0 (preferred).

• Experience with Docker (preferred).

• Experience with C or Python (preferred).

• Experience with Java (preferred).

Education Requirements:

• BS degree in Computer Science or equivalent.

• MS in a technical domain (preferred).

• Doctorate in a technical domain (preferred).

Recruitment Transparency Notice

Eliassen Group values transparency in our recruitment practices. Please be advised that Eliassen Group utilizes artificial intelligence (AI) tools as part of its initial application screening process. You may receive email and SMS notifications from the Eliassen Virtual Recruiting Team ( , ) inviting you to complete a brief voice screening as part of your application process. These tools assist our hiring teams in different ways, including but not limited to, assistance in reviewing application materials to help identify candidates whose qualifications most closely match the requirements of the position.

All AI-assisted evaluations and responses are reviewed by human recruiters before any hiring decisions are made. The use of AI in our process is intended to support fairness, efficiency, and consistency, and Eliassen Group takes measures to prevent bias or discrimination in connection with its hiring practices. By proceeding, you acknowledge, agree, and consent to Eliassen Group’s use of these tools, including AI tools, as part of the application and hiring process.

Skills, experience, and other compensable factors will be considered when determining pay rate. The pay range provided in this posting reflects a W2 hourly rate; other…