Senior Full Stack Developer at GCyber in Arlington, VA

GCyber is seeking a Full Stack Developer, to support our government customer. This role develops, tests, and maintains secure, reliable applications across the full technology stack (front-end, APIs/services, and data). Full stack developers can switch between front-end and back-end development based on requirements and help the team prototype rapidly when needed.

As the Full Stack Developer, you will:

• Design, develop, test, and maintain full-stack applications across UI, API/service, business logic, and data access layers using Java, JavaScript, Python, and Spring Boot in an Agile environment.
• Develop and optimize responsive front-end features, back-end services, APIs, integrations, database architectures, queries, and data models to support modernization and cloud adoption.
• Implement automated testing, code reviews, troubleshooting, debugging, and defect resolution while ensuring application quality, security, performance, reliability, and maintainability.
• Engineer and automate infrastructure, deployments, and CI/CD capabilities using CloudFormation, Terraform, Ansible, GitLab, and Bitbucket; support integration/testing environments, release management, patching, vulnerability scanning, logging, and compliance.
• Support operational excellence through monitoring, alerting, incident response, and continuous improvement while maintaining technical documentation, runbooks, diagrams, and participating in Agile ceremonies and Jira-based task management.

Minimum Requirements and Experience

• Active DoD Top Secret clearance and SCI eligible to obtain and maintain a CI Poly.
• BA/BS and 8 years minimum of experience in Information Technology
• Active IAT II certification
• Demonstrated full-stack development experience across front-end, back-end, API, database, and responsive web application development using HTML, CSS, JavaScript, Java, and SQL.
• Hands-on experience with Oracle, SQL Server, cloud technologies, AWS services including EC2, ELB, RDS, Lambda, and Docker, as well as data integration and engineered systems.
• Strong experience with DevSecOps, automated testing, CI/CD, deployment orchestration, and infrastructure automation using Ansible, Terraform, CloudFormation, GitLab, Jenkins, Bitbucket, and JMeter.
• Proven ability to collaborate effectively across cross-functional teams and contribute throughout the software development lifecycle, including development, testing, deployment, security configuration, and operational support.

Our Benefits

GCyber is committed to the well-being and development of every employee. Our benefits are designed to support your personal and professional goals, from health and wellness programs to retirement savings and career development opportunities. Highlights include:

• 26 Days of Paid Leave + Annual PTO Increase
• An extra day of paid leave for every year of employment with GCyber
• Paid Parental Leave
• Additional Leave Allowances for Military Duty, Jury Duty, and Bereavement Leave
• 401(k) Matching
• 100% Company-funded Disability Insurance
• 90% Company-Funded Health, Dental, and Vision Insurance, with contributions to insurance benefits for spouses, children, and family members
• Training and Professional Development Plans
• Commuter Benefits Plan
• Parking and Transportation Allowance

Equal Opportunity Employer

GCyber is an Equal Opportunity Employer. This means you don't have to worry about whether your application process will be fair. We consider all applicants without regard to race, color, religion, age, ancestry, ethnicity, gender, gender identity, gender expression, sexual orientation, veteran status, or disability.

Stay in Touch

For future job notifications please follow GCyber on LinkedIn. https://linkedin.com/company/gcyber