126 full stack developer jobs at 70 companies in Hanover, PA
🚀PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yrOn-SiteFull Time
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
Tria Federal: Provides digital transformation and technology services to federal agencies.
1+ YOEU.S. citizenship required for security clearance. 1+ years building/deploying full-stack applications with Node.js; experience with modern UI frameworks (Angular preferred); experience with AI/agentic systems and cloud services.
DCCA: Provides IT and engineering solutions for government and defense agencies.
6+ YOE6+ years full-stack development with Java 17, Spring Boot, React/Redux, REST, SQL/Postgres; Public Trust clearance preferred; BS in CS preferred; strong communication and Agile experience.
Spring Boot, Microservices, Java17, React, Redux, HTML5, CSS3, SCSS, JavaScript, Typescript, JSON, SQL, Postgres, Junit, SonarQube, webpack, npm, Storybook, GitHub, Wildfly, RDBMS, ORM, REST, AWS, Kafka, AWS Lambda, S3, Apache POI, Microsoft Word, Microsoft Excel
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
14+ YOESenior full stack developer with TS/SCI clearance and 14+ years of software engineering experience; Linux (RHEL); Python; containerization (Docker/Kubernetes/Helm); TDD; ability to design end-to-end solutions.
Tiber Technologies: Providing specialized engineering and security services for federal missions.
U.S. citizen with active clearance and polygraph required. Bachelor's in CS/engineering required. Full‑stack development experience with modern UI frameworks, Python and/or Spring Boot, relational databases, and GitLab CI/CD. Strong communication and problem‑solving skills.
React, Vue, Angular, Python, Spring Boot, PostgreSQL, SQLite, GitLab, CI/CD
Athenix Solutions Group: Provides cybersecurity, systems engineering, and training for defense agencies.
TS/SCI with Polygraph required. Experience developing back-end services in Python, web UIs with Java/JavaScript/HTML, Active MQ, REST, NoSQL/elastic databases, Atlassian (JIRA, Confluence), Linux, CI/CD; test validation and Tier 3 support experience.
MKS2 Technologies: Delivers cybersecurity and IT solutions to government agencies.
8+ YOESenior Full-Stack Developer with Python and Java; TS/SCI with Poly; Bachelor's degree plus 8 years of experience; proficient in Python, Java, and Jupyter; knowledge of Tableau and Atlassian tools.
Set of X: Provides specialized engineering services for U.S. national security missions.
12+ YOESenior full-stack development experience with JavaScript/HTML/CSS, UI frameworks (React/Angular), Python, relational databases (Postgres/SQLite), GitLab CI/CD, and Docker; TS/SCI clearance with polygraph required; 12 years experience (B.S. in technical discipline preferred or 4 additional years in lieu).
Powerhouse Institute: Provides strategic IT and management consulting services to government agencies.
7+ YOE7+ years professional experience with 5+ years full‑stack development; proficiency with HTML, CSS, JavaScript, React/Angular/Vue, Node.js/Java/Python/.NET/PHP/Ruby/C#; DBs MySQL/PostgreSQL/MongoDB/Oracle; cloud (AWS/Azure/Google Cloud), Docker, Kubernetes, CI/CD; U.S. work authorization and Public Trust clearance.
Intelliforce: Provides engineering and technical solutions for the intelligence community.
3+ YOETop Secret clearance with CI polygraph; US citizenship; Bachelor’s degree or equivalent experience; 3 years of relevant experience or Master’s +1 year; active TS clearance within last 7 years.
Freedom Technology Solutions Group: Provides geospatial and software engineering solutions for national security agencies.
6+ YOETS/SCI with Full Scope Polygraph; bachelor's in a technical discipline and 6 years of software development/engineering (10 years substitute for degree); experience with JavaScript frameworks, RESTful endpoints, Linux, MongoDB; SQL/NoSQL; AWS preferred.
Senior Software Engineer - Full Stack C# Developer
Hanover, Maryland, United States
$111k-$150k/yrOnsiteFull Time
GDITNYSE: GD: Delivers IT and mission services to government agencies.
8+ YOEC# full-stack web development with ASP.Net, web libraries (jQuery, Bootstrap, Knockout), database experience (MongoDB), 8+ years experience, US citizenship and Top Secret SCI+Poly required.
C#, ASP.Net Web Forms, ASP.Net MVC, Java, MongoDB, HTML, CSS, JQuery, Bootstrap.js, Knockout.js, IIS
Boeing Intelligence & AnalyticsNYSE: BA: Delivers intelligence, analytics, and cyber solutions for national security.
18+ YOETS/SCI with CI Polygraph required; 18 years software/systems engineering experience (degree substitutions allowed). Experience leading teams, frontend with JavaScript/TypeScript, Linux web apps, PostgreSQL, Git/CI/DevOps.
Index Analytics: Delivers data strategy and IT solutions to federal health agencies.
2+ YOEUS work-authorization and residence requirement; able to obtain federal client badge and pass Public Trust; Bachelor's +4 years or Master's +2 years (or 4 years specialized experience); strong SQL and Python; familiarity with DevSecOps; experience with AWS, CI/CD, and relational databases.
GliaCell Technologies: Software and systems engineering for the intelligence community.
12+ YOEActive TS/SCI with Poly, US citizenship, 12+ years experience with a BS or 16+ years without, full-stack UI/Backend/DevOps, React/Vue/Angular, Python, Spring Boot, Postgres/SQLite, GitLab CI/CD.
React, Vue, Angular, Python, Spring Boot, PostgreSQL, SQLite, GitLab CI/CD
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
5+ YOE5+ years software development (Python, React) using Agile; experience with UNIX/Linux, debugging, interfaces, and end-to-end solutions. TS/SCI clearance with polygraph required. Bachelor’s degree or 8+ years relevant experience.
Belay Technologies: Provides specialized technology and engineering services to the DoD.
6+ YOETS/SCI clearance with polygraph; bachelor's in a technical discipline + 6 years software development (or 10 years without degree); experience with JavaScript, RESTful APIs, Linux, MongoDB; desired: AWS, GitLab/CI, Docker, LLM, automated testing, accessibility.
AmentumNYSE: AMTM: Provides engineering, technology, and mission support to government agencies.
14+ YOETS/SCI with polygraph required. Bachelor’s in Computer Science (or 4 yrs SWE experience) plus 14 years SWE experience. Must have Enterprise Java, SOA, microservices, Mongo/MySQL, Python, and Agile/DevOps experience.