127 full stack development engineer jobs at 58 companies in Hagerstown, MD
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Full Stack Engineer
Herndon, Virginia, United States
HybridFull Time
Unissant: Delivers data analytics and cybersecurity services to government agencies.
5+ YOE5+ years across data engineering and full-stack development; strong Python and SQL; ETL/ELT, API and web app experience; bachelor's degree required; ability to obtain Secret clearance; familiarity with CMMC/NIST practices.
Nightwing: Provides advanced cyber and intelligence solutions for national security.
Experienced full-stack developer with Angular and Java/ Spring backend experience, AWS application support, TS/SCI with Polygraph required day one, bachelor\u0002s in a relevant field.
All Native Group: Federal government services and technical solutions provider.
5+ YOE5+ years full-stack experience with Python, FastAPI, ReactJS, PostgreSQL, Docker, and AWS; CI/CD and trunk-based development; public trust clearance required; bachelor's degree or equivalent preferred.
Cornerstone Chapel: Providing Christian worship services and community outreach programs.
3+ YOEBachelor's degree in CS/IT, 3–5 years full-stack development experience, proficiency in C#, .NET, Microsoft SQL Server, HTML5/CSS3/JavaScript, Git; experience with Rock RMS, REST APIs and on-premise hosting preferred.
Rock RMS, C#, .NET, Microsoft SQL Server, HTML5, CSS3, JavaScript, Git, REST APIs, Proxmox, CEPH
Vantor: Providing AI-powered spatial intelligence and high-resolution Earth observation.
2+ YOEU.S. citizenship with active TS/SCI clearance, bachelor's in CS/software engineering or equivalent, 2+ years software development, experience with modern languages (Python/Java/Go/Rust), Linux, cloud (AWS/AWS C2S), containers, Git, CI/CD.
Le'fant: Provides management consulting and technology services to federal agencies
7+ YOE7+ years professional experience with full-stack Java or C# (.NET Core) development, Spring, Angular/React, relational databases, and software lifecycle practices; U.S. citizenship and ability to pass background checks required.
Java, C#, .NET Core, Spring MVC, Spring Boot, Angular, React, PostgreSQL, Hibernate, Entity Framework, Git, AWS
Quevera: Software engineering and cloud solutions for government and defense.
5+ YOECurrent TS/SCI with polygraph required; willingness to work in SCIF at AWS Herndon or Springfield VA 50% weekly. 5+ years Python and full‑stack experience, GenAI/Amazon Bedrock experience preferred, CI/CD and deployment expertise, runbook creation.
Insight Xcite: A mission-focused consulting firm that supports critical government programs through engineering, technology, cybersecurity, and analytics.
6+ YOEActive TS/SCI with Full-Scope Polygraph, 6+ years software development, frontend (React/Angular/JS/TS/HTML/CSS) and backend (Java/Python/Node.js) experience, API development, Git, and Agile.
BasisPath: IT solutions and systems engineering for federal government missions.
U.S. citizen with active TS/SCI clearance; experienced full stack developer with Java/Python/JavaScript, cloud (AWS) and DevSecOps experience; familiarity with databases, EMR, and Agile practices.
Xenith Solutions: Provides IT solutions and consulting for federal government agencies.
7+ YOEUS citizen; CBP background checks; BS in CS/Software Engineering/Information Management Systems or related field; 7+ years in software development.
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
3+ YOETS/SCI with CI poly required (or willing to take), Bachelor’s in STEM or equivalent, 3+ years experience, Java or front-end experience, Linux, Agile, full-stack development, and willingness to obtain Security+.
DRB Group: Develops and builds residential communities and single-family homes.
1+ YOEEntry-level full stack .NET developer with working knowledge of C#, .NET and SQL Server; exposure to Blazor, JavaScript, HTML, CSS; familiarity with AI concepts; ability to work in Agile teams.
.NET Blazor, C#, JavaScript, HTML, CSS, .NET APIs, Windows Services, SQL Server
ManTech: Provides technology solutions for defense and intelligence agencies.
3+ YOEProven Java full‑stack experience with microservices, containerization, CI/CD, messaging systems, REST APIs, cloud and database experience; active U.S. Top-Secret clearance required; strong communication skills.
CACINYSE: CACI: Provides information technology and professional services to government clients.
3+ YOETS/SCI with CI poly required (or willing to take CI poly); Bachelor's in STEM or related experience with 3+ years; experience with Java or web front end, Linux, full-stack development, Agile/Kanban; willingness to obtain Security+.
GRVTY: Develops defense technology, cyber, and intelligence software solutions.
Must hold TS/SCI with CI poly (or be willing to obtain), Bachelor’s in STEM or equivalent experience, experienced with AWS, Java, frontend frameworks, Spring, DevSecOps, and Agile; available to work in-person full time.
Amazon Web Services (AWS), Java, Vue, Bootstrap, Spring Framework, Mockito, JUnit, Cypress, Jest, PostgreSQL, MySQL, Redis, Git, GitLab, Bitbucket, Jira, Confluence, Jenkins, SonarQube, Fortify, Kubernetes
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
5+ YOE5+ years software development experience, 3+ years full-stack Python, 2+ years JavaScript, Linux administration experience, TS/SCI with polygraph required, bachelor’s degree or 8+ years experience.
Trillion Technology Solutions: Provides IT consulting and software development services to government agencies.
Knowledge of workflows/rules engines, Java, Agile experience, strong communication skills, ability to work independently and in teams; US citizenship and onsite presence in Ashburn, VA twice weekly required.
BigBear.aiNYSE: BBAI: AI-powered decision intelligence for complex mission environments.
5+ YOEBachelor's in CS or related and 5+ years technical experience; 5+ years Java/JEE and Java web app development; Spring Boot, REST, RxJS, TypeScript, RDBMS/SQL, JPA/Hibernate, Angular, HTML/JavaScript/CSS; familiar with AWS.
Java, JEE, Spring Boot, REST web services, JUnit, Angular, RxJS, TypeScript, XML, JSON, RDBMS, Oracle, PostgreSQL, SQL, JPA/Hibernate, HTML, Javascript, CSS, AWS, Eclipse, Visual Studio Code, NoSQL
TrapWire: Provides cloud-based threat detection and intelligence analysis software.
Deep experience with .NET stack, C#, JavaScript, Microsoft SQL Server, Azure, unit testing, CI/CD, and Agile development practices.
.NET Core, .NET MVC (Razor), ASP.NET Web API, Microsoft SQL Server, Redis, ElasticSearch, Microsoft Azure App Service, Microsoft Azure Function App, Microsoft Azure Storage Account, C#, JavaScript, TypeScript, jQuery, JSON, HTTP, HTML, CSS/SASS, SQL, Microsoft Visual Studio, NUnit, Microsoft SQL Server Management Studio, Jenkins, Github Actions, Slack