Senior Full Stack Developer
GCyber
- 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.
- 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.
$165k
...highly cleared engineers, analysts, and program managers represent some of the best talent locally available. The Senior Full Stack Developer is responsible for the design, development, testing, and management of application development projects in support of IT...SeniorFull timeFlexible hours- ...KDA Consulting Inc. is seeking a talented Full Stack Developer to support the design, development, and maintenance of enterprise-level applications within mission-driven environments. This role will focus on building scalable, secure, and high-performing systems that...SeniorFull time
$130k - $170k
...We are seeking a Senior Full-Stack Developer with a strong background in building and architecting complex, data-driven systems. In this role, you’ll design and deliver modern applications, APIs, and services that process large volumes of structured and unstructured data...SeniorFull timeCasual work$85k - $170k
OverviewAs a Senior Software Developer, you will work with our growing DevSecOps practice delivering software features, APIs, and micros-service solutions. We are looking for candidates with experience with 3-5 years experience writing software using Agile and DevSecOps...Senior$124.3k - $134.02k
...efficient, and cost-effective solutions that drive measurable results. Learn more at About the OpportunityDMI is seeking a Senior Full-Stack Developer to help build and modernize a mission-critical Department of Defense enterprise application. The system is an offline-...SeniorContract workInterim roleLocal areaRemote work- ...then consider a career in Advisory.KPMG is currently seeking a Senior Specialist to join our Federal Advisory practice.... ..., etc.)Learn / analyze existing codebases / systems for the full stack and develop code as needed to support products and solutions (Technologies...SeniorLocal area
$147k - $220.5k
..., build, and test efficiently. As a Sr. Front-End leaning, Full-Stack Software Development Engineer on the Fusion by Stoke Space team... ...a simple and intuitive manner. You will join a small team of developers, designers and testers and work closely with stakeholders. The...SeniorPermanent employmentFull timeShift work$147k - $220.5k
...integrate, track, iterate, build, and test efficiently. As a Sr. Full-Stack Software Development Engineer on the Boltline by Stoke Space... ...thoughtful engineering. Responsibilities Design and develop end-to-end features across the full stack using React,...SeniorPermanent employmentFull timeInternship- ...As a .NET Full Stack Developer, you will play a critical role in the development and maintenance of web applications and services. You will be responsible for designing, coding, testing, and deploying high-quality software solutions using the .NET framework and associated...SeniorFull time
$125k
...cleared engineers, analysts, and program managers represent some of the best talent locally available. We are seeking a Senior Full Stack Developer to provide development and operations & maintenance (O&M) support for a production Java application with a Postgres...SeniorFor contractorsFlexible hours$90 per hour
...Remote (Worldwide / Asia-friendly) **Employment Type:** Full-time **Hourly Rate:** $90 USD/hour + performance incentives... ...-powered gaming experiences. We are looking for a **Senior Web3 Full Stack Developer** to build seamless user experiences connecting blockchain...SeniorHourly payFull timeContract workRemote workWorldwideFlexible hours- ...Description Benefits: ~401(k) ~ Dental insurance ~ Health insurance ~ Paid time off ~ Vision insurance Role: Senior Full Stack Developer Active Top Secret or DHS Clearance. Location: Washington, D.C. - Hybrid Job Description: Seeking a...Senior
- Leidos Inc in Arlington, VA, is seeking a Full Stack Developer to support the Compartmented Enterprise Services Office (CESO) program. This position entails designing, developing, and maintaining secure and reliable applications across the full technology stack. Applicants...SeniorWork at office
- ...flexibility, and ingenuity to strengthen and protect our nation’s vital interests. Requisition #: 1394 Job Tittle: Senior Full Stack Developer – Agentic AI and Data Engineer (2) Location: McLean, VA Clearance and eligibility: · Clearance optional but preferred...SeniorFull timeFor contractorsFor subcontractorWork at officeRemote work
- ...Constant learning, skill growth, great benefits, and a team that wants you to grow and succeed. What you'll do As a Senior Full Stack Developer in Bellevue, you will join a new team dedicated to building and maintaining customer support related AI and agentic...SeniorPermanent employmentFull timeWorldwideFlexible hours
- ...Senior Full Stack Developer Remote We are seeking a Senior Full Stack Developer to support a federal cloud modernization and product development effort focused on scalable, secure, cloud-native applications hosted in AWS. This is a remote opportunity supporting...SeniorTemporary workLocal areaRemote work
$177.3k - $211.4k
...As a Senior Full-Stack Developer at Boeing Intelligence & Analytics (BI&A), you’ll be shaping a collaboration software platform based on the popular, open-source Drupal Content Management System and other open-source software products. You’ll support multiple deployments...SeniorContract workRemote workWorldwide- ...Expression is seeking a highly skilled and experienced Senior Full Stack Developer with a passion for technology and problem-solving to join our team. The ideal candidate should be proficient in both front-end and back-end development, with a focus on developing and maintaining...SeniorFull timeFor contractorsWork at officeLocal areaImmediate startRemote workRelocation
- Bcore is seeking a Full-stack Developer in McLean, Virginia to help deploy and maintain cloud services, and build containerized environments for mission-focused solutions. The candidate should have senior experience with JavaScript (Hono.js) and Python (fastapi), TypeScript...Senior
- Leidos is seeking an experienced Full Stack Developer to support the CESO program delivering mission-focused software capabilities for DISA. This role develops, tests, and maintains secure applications across the full technology stack (front-end, APIs/services, and data...Senior
- ...Development & Support Travel Required : Up to 10% Clearance Required : Ability to Obtain Public Trust What You Will Do : * The Full-Stack Developer will work closely with clients, digital leaders, solutions architects, and technical/ functional leads across Guidehouse...SeniorTemporary workFlexible hours
- DMI (Digital Management, Inc.) in McLean, Virginia is looking for a Senior Full Stack Developer to help modernize a mission-critical Department of Defense enterprise application. You will work across the full stack, developing both front-end and back-end features with a...Senior
- Join Our Team as a Senior Full Stack Developer About Us Harmonia Holdings Group, LLC, an esteemed minority and female owned federal government contractor, is dedicated to delivering cutting‑edge, high‑performance solutions to our government clients. We prioritize cultivating...SeniorFor contractors
- CDIT LLC in McLean, Virginia, is looking for a skilled Software Developer with C# expertise to join a mission-critical team. The role involves shaping requirements and providing technical support for a flagship application, and candidates must possess a TS/SCI with Polygraph...Senior
$140k - $155k
...Enterprise Knowledge (EK) is hiring a full-time Senior Full Stack Developer to join our growing Enterprise Delivery team. In this role, you will bridge the gap between robust software engineering and cutting‑edge Generative AI, leading the design, implementation, and deployment...SeniorFull timeFor contractorsH1bWork at office2 days per week- Senior Full Stack Developer McLean, VA June 23, 2026 Only accepting local candidates immediately local to the Washington, DC area. We are seeking a Senior Full Stack Developer with strong Java expertise to build scalable, high-quality applications. This hands‑on role...SeniorLocal areaImmediate start
$100k - $185k
As a Senior Software Developer , you will work with a team of developers to deliver software features, APIs, and micro-service solutions. We are looking for candidates with 7+ years of experience writing software using Agile and DevSecOps methods such as build/release management...Senior- ...Job Title: SENIOR FULL STACK SOFTWARE DEVELOPER Location: Mclean,VA Duration: 12+ Months Visa: USC, GC, H1B and EAD Contract Type: W2 Senior Full Stack Software Developer to join the Financial Engineering Team- to support a sophisticated...SeniorContract workH1b
- Only accepting local candidates immediately local to the Washington, DCarea. We are seeking a Senior Full Stack Developer with strong Java expertise and a passion for building scalable, high-quality applications. This role requires a hands‑on engineer who can contribute...SeniorLocal areaImmediate start
- ...capabilities that advance their missions. From intelligent automation to full-stack digital platforms, we’re committed to building technology that... ...an impact. What We Are Building The Atlas Innovation Team develops modern, AI-enabled, full-stack software that accelerates...Senior
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Full Stack Developer. Be the first to apply!
- full stack engineer Arlington, VA
- senior java full-stack developer Arlington, VA
- java full stack angular developer Arlington, VA
- senior full stack web developer Arlington, VA
- junior full-stack web developer Arlington, VA
- full time engineer Arlington, VA
- remote .net full stack web developer Arlington, VA
- mid level full stack developer Arlington, VA
- senior full stack developer Arlington, VA
- full stack / python developer (remote) Arlington, VA



