21 programmer software developer jobs at 16 companies in Havre de Grace, MD
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API Developer/Programmer
Aberdeen Proving Ground, Maryland, United States
$90k-$150k/yrOnsiteFull Time
SURVICE Engineering Company: Private engineering firm providing survivability, safety, modeling, testing, and software services to U.S. defense and government customers.
2+ YOEBachelor's degree in a technical field and 2+ years experience. Experience with web/API development, MongoDB, PostgreSQL, Microsoft Azure, Keycloak, Java, cloud/containerization, information systems security, and Agile.
MongoDB, PostgreSQL, Microsoft Azure, Keycloak, Java
Set of X: Private engineering-services providing software and technical support to U.S. government customers.
Requires experience developing in C, C++, Python, and Assembly for OS internals, network programming, debuggers, and test frameworks; TS/SCI with polygraph required.
AMPORTS: Private automotive services and port-terminal operator processing vehicles for global automakers across North America.
3+ YOERequires 3+ years of IBM i development, RPG Free Format, AI coding agents, Git/GitHub, embedded SQL, CLLE, DDS, DB2, SDLC, and strong problem-solving and communication skills.
IBM i, RPG Free Format, RPGLE, Claude Code, GitHub Copilot, Codex, Git, GitHub, embedded SQL, CLLE, DDS, DB2, REST, SOAP, Profound UI, LANSA, ERP, DevOps
AMPORTS: Private automotive services and port-terminal operator processing vehicles for global automakers across North America.
3+ YOERequires 3+ years of IBM i development, RPG Free Format, AI coding agents, Git/GitHub, embedded SQL, CLLE, DDS, DB2, SDLC, and a computer science bachelor's degree or equivalent.
IBM i, RPG Free Format, RPGLE, Claude Code, GitHub Copilot, Codex, Git, GitHub, SQL, CLLE, DDS, DB2, RPG III/400, REST, SOAP, Profound UI, LANSA, ERP, DevOps
Virtual Technologies Group: Managed IT services and cybersecurity firm serving businesses, education, healthcare, and government organizations nationwide.
6+ YOEMaster's degree, 6+ years related experience, IT-II clearance or current NACLC, IAT Level II, software design/coding/testing/debugging, documentation, and technical leadership.
Advantage Engineering & IT Solutions: A private federal IT and systems-engineering contractor serving government agencies, law-enforcement units, and Special Operations Forces.
0+ YOEEntry-level programmer for Assembly, C, C++, Java, Perl, or Python; requires Active Top Secret SCI with polygraph, Bachelor's degree (or 4 yrs experience substitution).
Orbis Operations: Defense and intelligence firm delivering technology, integration, training, and expertise to governments, allies, and critical enterprises.
Active TS/SCI clearance with polygraph; strong C development, networking, IPv4, Python; team player; government contractor role.
NetSage: Private cybersecurity services provider supporting the U.S. Federal Government with cyber operations, software, intelligence, infrastructure, and training.
8+ YOETS/SCI with polygraph; strong low-level programming and reverse engineering skills; 4+ years programming in Assembly/C/C++/C#/Perl/Python; experience debugging, source code analysis, and system architecture.
Altamira Technologies: Altamira is a defense contractor serving U.S. national-security customers with analytics, engineering, and cyber operations.
8+ YOETS/SCI with Full Scope Poly required. Bachelor's in computer science, information systems, or network engineering plus 8 years programming experience (master's may substitute for 2 years). Proficiency programming in Assembly, C, C++, Java, Perl, or Python; documentation and presentation experience.
DLH CorporationNasdaq Capital Market: DLHC: Public U.S. government contractor providing health, cybersecurity, research, and engineering solutions to federal agencies.
3+ YOEBachelor's degree or equivalent experience, 3+ years in clinical application programming or health IT, proficiency with clinical standards, programming languages, databases, Git, Puppet, DevSecOps, and secure coding; must obtain Public Trust clearance.
HTML, CSS, JavaScript, Perl, PHP, Ruby, PostgreSQL, MySQL, HL7, DICOM, PACS, Git, Oracle, Postgres, Microsoft SQL Server, Puppet, DevSecOps, Agile, OWASP, United States Computer Emergency Readiness Team (US-CERT), Windows, Mac OS, Linux, Unix, High Performance Computing (HPC), Python, PowerShell, Bash, FISMA, NIST SP 800-53, FedRAMP, NIH STRIDES
Pharmaron CPCShenzhen Stock Exchange / The Stock Exchange of Hong Kong: 300759.SZ / 3759.HK: Public Chinese CRO/CDMO providing integrated drug research, development, and manufacturing services to pharmaceutical, biotech, and medical-device companies.
1+ YOERequires high school diploma plus 4 years, associate degree plus 2 years, or bachelor's degree plus 1 year of relevant experience; JavaScript, clinical systems, CDISC, testing, and troubleshooting skills.
JavaScript, Active Directory, MySQL, PostgreSQL, Microsoft SQL, Oracle, Microsoft Access
Lockheed MartinNYSE: LMT: Global security and aerospace driving innovative defense solutions.
8+ YOEActive US security clearance with polygraph, 8+ years of experience, and a bachelor's degree or equivalent experience. Requires Assembly, C, C++, or Python programming and offensive cyber tools and techniques.
Lockheed MartinNYSE: LMT: Global security and aerospace driving innovative defense solutions.
8+ YOERequires active US security clearance with polygraph, 8+ years of experience, a relevant bachelor's degree or equivalent experience, programming in Assembly, C, C++, or Python, and offensive cyber tools experience.
Artera Technologies: Woman-owned software and systems engineering serving the Intelligence Community.
0+ YOEBachelor’s degree in a technical discipline or four additional years of experience; programming experience in C/Python and assembly; Unix/Linux or Windows development; TS/SCI clearance with agency polygraph.