217 software engineer c jobs at 95 companies in Elkton, MD
1mo
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C++ Software Engineer (Senior, Staff, or Lead)
Philadelphia, Pennsylvania, United States
$135k-$185k/yr OnsiteFull Time
5+ YOEStrong modern C++ (C++17/20) production experience, Linux, Git, GitLab CI/CD, CMake, debugging, concurrency, and system design. Senior+ levels require 5+ years (Staff 8+, Lead 10+) and permanent U.S. residency; clear background checks required.
C++17, C++20, Linux, Git, GitLab CI/CD, CMake, Docker, ROS, ROS 2, Python
2mo
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Software Developer - C/C++, C#, Java, Visual Basic, MATLAB, and Labview
Philadelphia, Pennsylvania, United States
$75k-$85k/yr OnsiteFull Time
2+ YOEDevelop software across C/C++, C#, Java, VB, MATLAB, LabVIEW; cybersecurity and embedded systems; Linux; DB/GUI; bachelor degree; 2+ years experience; Secret clearance preferred/obtainable.
C, C++, C#, Java, Visual Basic, MATLAB, LabVIEW, Linux, Cameo System Modeler, SQL, Microsoft Access, CSV, RDF, OWL, AllegroGraph, GATE, NLTK
6d
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C++ Engineer
Lancaster or Moscow
HybridFull Time
Fluency in C++ required; experience refactoring large codebases, familiarity with C#, Rust, JScript, SQL/Postgres, and older Windows technologies (COM, ATL, MFC) is desirable.
C++, C#, Rust, Zig, Odin, JScript, SQL, Postgres, COM, Active Template Library, MFC
3mo
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Software Developer | C++ | Prediction Markets | Experienced Hire
Bala Cynwyd, Pennsylvania, United States
OnsiteMultiple Commitments Available
Proficient in C++ with software development experience in finance or prediction markets.
C++, Software Development
2mo
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Software Developer | C++ | ETF | Experienced Hire
Bala Cynwyd, Pennsylvania, United States
OnsiteFull Time
5+ YOEBachelor's in CS/Engineering/Math, 5+ years C++ software development, strong performance/latency optimization skills, collaboration with traders/quant teams; financial markets familiarity a plus.
C++
2w
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Software Engineer
Philadelphia, Pennsylvania, United States
$65k-$102k/yr HybridFull Time
0+ YOEBachelor's in an engineering discipline, 0–3 years software development experience with C/C++/C# or equivalent academic projects, active or obtainable DoD Secret clearance and US citizenship, valid/obtainable US passport, ability to travel 10–20%.
Microsoft Visual Studio, Git, Microsoft .NET Framework, Visio, MS Access, SQL, C, C++, C#, TCP/IP, UDP
3w
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Staff Engineer, Software (sys)
Fort Washington, Pennsylvania, United States
OnsiteFull Time
10+ YOE10+ years software engineering experience, Bachelor/Master in CS/Software/Computer/Electrical Engineering, proficient in C and C++, strong OO design and architecture skills, leadership and project management experience.
C, C++
4w
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Software Engineer
Colorado Springs or King of Prussia
$77k-$152k/yr OnsiteFull Time
U.S. citizen with final Secret clearance; strong software engineering background with professional C# experience, Agile, DevOps, and familiarity with C++, Angular, Kubernetes, and military communications software preferred.
C#, Angular, C++, DevOps, Kubernetes, Active MQ, N-Unit Testing, Git, GitHub, Cypress, Postman
1mo
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Software Engineer
Aberdeen Proving Ground, Maryland, United States
$130k-$170k/yr OnsiteFull Time
5+ YOEMinimum 5 years software/systems engineering experience, proficiency in C++, Python or Java, Secret clearance, familiarity with systems engineering, IPTs, and test events; Bachelor’s in CS/Software Engineering preferred (experience may substitute).
C++, Python, Java, Kubernetes, NGTS, SIMDIS, TAK, AIDP, AFATDS, MEPED, JSDR, EWC2, EWPMT-X
3d
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Software Engineer
Philadelphia, Pennsylvania, United States
OnsiteFull Time
3+ YOEBS in CS/EE/CE, 3+ years software development experience (control systems preferred), active DoD Secret clearance, ability to travel ~10%, onsite >=50%, proficiency in C/C++/C#/Java, Linux, version control, and technical documentation.
Microsoft.NET Framework, Windriver Workbench, Tornado IDEs, Linux, C, C++, C#, Java, JIRA, Confluence, SVN, Git, Matlab, Labview, MS Access, SQL
2w
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Software Engineer
Philadelphia, Pennsylvania, United States
$65k-$102k/yr HybridFull Time
0+ YOEBachelor's in engineering discipline; 0–3 years developing in C, C++, and/or C#; active or ability to obtain DoD Secret clearance; US citizenship and valid/obtainable US passport; ability to travel 10–20%.
Microsoft Visual Studio, Git, Microsoft Visio, Microsoft Access, Microsoft .NET Framework, C, C++, C#, SQL
1mo
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Software Developer
Philadelphia, Pennsylvania, United States
$92k-$154k/yr HybridFull Time
3+ YOE3+ years software/product development; degree in engineering, computer science, math, or physics; experience with C#/.NET, C++, JavaScript; strong debugging, communication, and design skills.
C#/.NET, C++, JavaScript
4w
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Principal Software Engineer
United States or Vienna or Baltimore
$220k-$372k/yr OnsiteFull Time
12+ YOE12+ years software development experience with expertise in cloud-native, storage and data management; proficiency in NFS/SMB/iSCSI and programming in C/C++/Golang/Node.js/Python.
C, C++, Golang, Node.js, Python, NFS, SMB, iSCSI, Docker, Kubernetes, GitHub, Jenkins, Ansible
1w
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Airborne Software Engineer
Fort Worth or King of Prussia or Orlando or Marietta
OnsiteFull Time
3+ YOESecret clearance, 3+ years experience in embedded/real-time software, strong C/C++ and Linux skills, Python for test automation, hardware/software integration and debugging experience.
C, C++, Linux, gdb, Python, GitLab, GitLab CI, Jira, Confluence
4w
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Senior Software Engineer
Aberdeen, Maryland, United States
$90k-$198k/yr OnsiteFull Time
10+ YOE10+ years software engineering experience in Defense, BA/BS or equivalent experience, proficiency with C++, Java, Python, C#, secure coding and Defense standards, DoD cybersecurity certification preferred.
C++, Java, Python, C#, Git, SVN, CI/CD, automated testing tools
3w
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Software Developer (.NET/C#) – NAVSUP Programs
Philadelphia, Pennsylvania, United States
HybridFull Time
0+ YOEBachelor's in CS/IT/SE, active or obtainable Secret clearance, 0–4 years development experience, proficiency with C#, ASP.NET MVC, SQL Server, HTML, JavaScript, REST/Web Services, OOP, relational DBs, troubleshooting, and Agile teamwork.
C#, ASP.NET, MVC, SQL Server, HTML, JavaScript, REST APIs, Web Services, WebRoR, EFTS, SCIP, VersionOne, Azure DevOps, Jira
3mo
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Software Engineer
Baltimore or Annapolis
HybridFull Time
5+ YOE5+ years enterprise software development; BS in Computer Science or related field; backend languages Java/C/C++/Rust/Python; experience with scalable systems; strong documentation; cryptography or cloud knowledge preferred.
Java, C/C++, Rust, Python, Cryptol, Haskell, Docker, Kubernetes, AWS, Azure
1mo
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Sr Principal Embedded Software Engineer
Baltimore, Maryland, United States
$136k-$204k/yr OnsiteFull Time
8+ YOEBachelor's in CS/Engineering +8 years related experience, US citizenship, active Secret clearance and SAP eligibility, 6+ years C/C++ and real-time embedded software, full software lifecycle experience, EM/DevSecOps familiarity.
C, C++, VxWorks, Linux, Microsoft Visual Studio, MATLAB, Coverity, SonarQube, Clockwork, Atlassian, Kubernetes, Model Based Engineering, DevSecOps
1mo
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Software Engineer
Frederick or Baltimore or Washington
$131k-$177k/yr HybridFull Time
3+ YOE3+ years embedded software experience with C/C++; experience with embedded Linux/Yocto/OpenWRT, RTOS (FreeRTOS, TI-RTOS), device drivers, board bring-up, system modeling; U.S. citizenship and ability to obtain government security clearance required.
C/C++, embedded Linux, Ubuntu, Arch, Yocto, OpenWRT, QSDK, TI-RTOS, FreeRTOS, VX Works, MS Windows, POSIX, javascript, TypeScript
3mo
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Mid Level Software Engineer
Baltimore, Maryland, United States
$125k-$150k/yr HybridFull Time
3+ YOE3-7 years software engineering, strong C++, distributed systems, robotics/autonomy, AI-assisted development tools; APIs and networking experience.
C++, MAVLink, Protobuf, DDS, CAN, TCP/IP, serial, OpenAI Codex, Claude Code