Senior Full Stack Developer – Hybrid (Arlington, VA)

Filled
March 9, 2026
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Job Description

Company: CGI Federal
Salary Range: $158,900 – $278,000 per year
Employment Type: Full-Time | Hybrid

About the Role

CGI Federal is seeking a Senior Full Stack Developer to advance national security missions through innovative technology solutions. This role requires hands-on experience across the full stack, designing and developing seamless web applications that integrate front-end UI/UX with back-end logic, databases, and APIs.

You will collaborate with cross-functional teams to deliver high-quality, scalable, and secure software in a fast-paced, mission-driven environment.

Key Responsibilities

  • Develop and maintain front-end interfaces using HTML, CSS, JavaScript.
  • Design and implement server-side logic, APIs, and databases.
  • Ensure smooth integration between front-end and back-end components.
  • Test, debug, and optimize applications for functionality, performance, and security.
  • Collaborate with developers, designers, and stakeholders to deliver impactful solutions.
  • Contribute to the entire software lifecycle in a hybrid, Agile environment.

Qualifications & Requirements

  • Education: Bachelor’s degree or equivalent experience.
  • Experience: 5–8 years in full-stack development.
  • Security Clearance: Active TS/SCI with CI Poly or ability to obtain/maintain.
  • Proficiency in HTML, CSS, JavaScript, and modern web development tools.
  • Strong experience in backend development, API design, and database management.
  • Knowledge of testing, debugging, and performance optimization.
  • Ability to collaborate effectively with teams and stakeholders.

Skills & Competencies

  • Front-End Development: HTML, CSS, JavaScript, UI/UX principles.
  • Back-End Development: Server-side logic, APIs, databases.
  • Integration testing, troubleshooting, problem-solving.
  • Excellent English communication and teamwork.

Why CGI Federal?

  • Competitive compensation with performance-based growth.
  • Comprehensive benefits including 401(k) matching, share purchase plan, insurance, and paid leave.
  • Opportunities for learning, tuition assistance, wellness programs.
  • Work in a mission-driven, collaborative environment with cutting-edge technology.

Work Culture

CGI Federal values ownership, teamwork, respect, and belonging. Employees, called CGI Partners, have opportunities to shape company strategy, deliver meaningful work, and access global capabilities to grow their careers.