131 senior application developer jobs at 60 companies in Hanover, PA
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Application Developer Senior
Germantown or Chicago or Nashville or Washington
$91k-$185k/yrHybridFull Time
Accenture Federal ServicesNYSE: ACN: Provides technology and consulting services to U.S. federal agencies.
10+ YOESenior applications developer with Atlassian/Jira, Java/JavaScript, Azure, SQL; US citizen; willing to travel up to 25%; bachelor’s in CS or equivalent experience.
Freedom Technology Solutions Group: Provides geospatial and software engineering solutions for national security agencies.
12+ YOESenior developer with React, Java/Spring, and Pega experience; TS/SCI with Full Scope Poly; bachelor’s degree or 16 years experience; 12+ years development background; Agile experience; PEGA familiarity; willingness to learn PEGA.
Washington or Orlando or Fort Meade or Minneapolis or Huntsville or Dayton or San Diego or Fort Sheridan or Devens or Norfolk or Millington or Phoenix or Fort Worth or Peterson AFB or Buckley AFB or Belle Chasse or Fort Leavenworth or MacDill AFB or San Antonio or Tampa or Quantico or Lackland AFB or Yorktown or Offutt AFB or Rome or Reston or Camp Parks
$87k-$198k/yrHybridFull Time
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
6+ YOE6+ years in application or software development; Node.js with Typescript, SQL/PostgreSQL, Redis, Elasticsearch; cross-functional collaboration; automated testing; TS/SCI with polygraph; Bachelor’s degree.
BigBear.aiNYSE: BBAI: Provides AI-powered decision intelligence software for national security.
10+ YOETS/SCI with Poly required. 10+ years software engineering (varies by degree). Strong reverse engineering and development skills in C/C++/Python. Experience supporting fielded systems and working with cross-functional teams.
RightDirection Technology Solutions: Provides IT and management consulting services to federal agencies.
3+ YOE3+ years computer experience; Bachelor's degree or five years equivalent; experience with Angular and Angular testing frameworks (Jasmine,Karma); code reviews and CI/CD practices.
Set of X: Provides specialized engineering services for U.S. national security missions.
10+ YOEExtensive software development and reverse-engineering experience in C/C++/Python/Assembly, Linux, Git/Subversion; TS/SCI with polygraph required; 10+ years experience (or 12 with BS).
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
6+ YOE6+ years Java (Spring Boot), 5+ years software design/integration/testing, 2+ years Python, 1+ year Ruby, Linux experience, TS/SCI with polygraph, Bachelor's degree.
Phoenix Contact: Produces components for electrical engineering and industrial automation.
7+ YOEBachelor's in engineering, 7+ years application or network engineering experience, deep Industrial Ethernet and network architecture knowledge, IEC/ISA 62443 familiarity, relevant networking/security certifications preferred, willingness to travel up to 30%.
CACINYSE: CACI: Provides information technology and professional services to government clients.
12+ YOEActive TS/SCI with Poly; 12 yrs experience with HS, 10 yrs with Associate, 8 yrs with Bachelor, 6 yrs with Master, 4 yrs with Doctorate; proficient in TypeScript/JavaScript, Angular; UI leadership; JSON/ReST APIs; CSS.
Lentech: Provides mission-critical IT and engineering solutions for government agencies.
6+ YOEDevelop backend Python microservices and ReST endpoints using Django/Flask; work with MongoDB or MariaDB, Docker, and CI tooling; 6+ years experience typically required depending on degree.
Integrity Technology Consultants: Provides engineering and management consulting solutions to US national security.
10+ YOETS/SCI with FS polygraph, ~10+ years' experience (alternative degree/experience tradeoffs), 3+ years Linux server administration, 1+ year AWS and Ansible experience, proficiency with Linux, AWS, Ansible; security+ desired.
Application Security Engineer — Secure Mission Systems
United States or Laurel
RemoteFull Time
Rackner: Builds cloud-native software and AI systems for government agencies.
6+ YOE6+ years in SAST/DAST and vulnerability remediation, bachelor’s in cybersecurity, experience with application-security testing, secure SDLC, and working with development teams to remediate findings.
ManTech: Provides technology solutions for defense and intelligence agencies.
11+ YOETS/SCI with poly required. 11–15+ years experience in systems security, software engineering, or computer science. Hands-on C/C++ or C#, ability to read Java, experience with software assurance tools and source code analysis.
Johnson ControlsNYSE: JCI: Provides integrated building technologies including HVAC, fire, and security systems.
3+ YOEBachelor's degree, 3+ years experience (HVAC or chiller technology preferred), knowledge of refrigeration principles, ability to support sales and design chiller systems, up to 15% travel.
WSSC Water: Provides water and wastewater utility services.
6+ YOE6+ years ServiceNow development/admin (or 10+ years with HS), experience with JavaScript, Glide API, REST/SOAP integrations, ServiceNow modules and Studio, Service Portal frameworks, strong communication and analytical skills, and on-call availability.
NetSage: Delivering specialized cyber services to the U.S. federal government.
5+ YOETS/SCI with polygraph; B.S. in Computer Science (or related) plus 5 years (alternatives accepted); proficiency in Python, PySpark, Java, JavaScript; full-stack, APIs, cloud experience; strong communication and critical thinking.