127 full stack software developer jobs at 67 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).
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.
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
Johns Hopkins University Applied Physics Laboratory: Conducts research and engineering for national security and space.
5+ YOEBachelor's degree required, 5+ years full stack development with languages like Rust,C/C++,C#,Java,Python,Javascript,Typescript and AngularJS or Vue.js; able to obtain Secret clearance and travel to sponsor sites.
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
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.
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).
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.
AeroVironmentNASDAQ: AVAV: Designs and manufactures unmanned aircraft and tactical missile systems.
7+ YOEBachelor's in CS/CE/SE required, 7+ years building object-oriented software, experience with MongoDB, TS/SCI with Polygraph required, familiarity with Spring Boot, AWS, containers, CI/CD, and modern JS frameworks.
MongoDB, Spring Boot, AWS, Docker, Kubernetes, React, CI/CD
Brandes Associates: Provides engineering, software, and program support to defense agencies.
5+ YOE5+ years software engineering experience; strong Java and JavaScript/TypeScript skills; experience with REST, XML/JSON, SQL databases, CI/CD, Git workflows, and secure/messaging systems; active US citizenship and Secret clearance required.
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
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
ELEVI Associates: Provides cyber security and IT engineering for federal agencies.
14+ YOEActive security clearance with polygraph; 14+ years software engineering experience (or substitution rules); bachelor’s in Computer Science or related field (or additional experience); experience with NiFi, AWS, Azure, Python, Java, Bash, STIX/TAXII, and Kubernetes.
Synergy ECP: Provides cybersecurity and systems engineering for defense agencies.
7+ YOEBachelor's in Computer Science or 7+ years SWE experience required; 7 years SWE experience explicitly required. Proficiency in Java/Python, Git, IntelliJ/Eclipse, Spring Boot/Flask, cloud and container technologies. TS/SCI w/ Polygraph and U.S. citizenship required.
BigBear.aiNYSE: BBAI: AI-powered decision intelligence for complex mission environments.
8+ YOEActive TS/SCI with Poly; 8 years’ experience with a BS or 4+ years experience in lieu of a degree; strong Java and Python; production systems, AWS, Kubernetes, CI/CD, observability, security, mentorship.
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.
Syms Strategic Group: Provides IT and professional services to federal government agencies.
8+ YOE8+ years software development with Java/NodeJS, RESTful API design, Angular front-end, AWS experience, Git/GitHub, unit/integration testing, U.S. citizenship and Public Trust eligibility.
Java, NodeJS, Angular, C#, .Net, AWS, API Gateway, Lambda, S3, CloudWatch, Git, GitHub, JUnit, Jest, Docker, ECS, EKS, JIRA, Microsoft Teams, Electronic Data Interchange X.12 (EDI)
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.