295 python developer jobs at 97 companies in Montross, VA
1mo
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Software Engineer (C++, Python, and JavaScript)
Springfield or Merrifield
$160k-$190k/yr OnsiteFull Time
4+ YOEBachelor's in CS/engineering/STEM, US citizenship, active Top Secret clearance with SCI and CI-Poly eligibility, 4+ years engineering experience, proficiency in C++, Python, JavaScript, DevSecOps (GitLab, Jira), containers, Linux/Bash, Agile.
C++, Python, JavaScript, GitLab, Jira, Kubernetes, OpenShift, Bash, Linux
1mo
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Full Stack Developer (Python, JavaScript) - TS/SCI clearance required
Fort Belvoir, Virginia, United States
OnsiteFull Time
Requires Security+ (DoD 8140), TS/SCI clearance, experience coding front- and back-end webapps with JavaScript and Python, familiarity with Git; Mac/Linux CLI, prototyping with Python notebooks/Streamlit, LangChain and AI/ML experience preferred.
JavaScript, Python, TypeScript, Java, C/C++, Git, Bash, ssh, Python notebooks, Streamlit, Model Context Protocol (MCP), LangChain, SQL, graph, vector
1w
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Senior Software Developer
Dahlgren, Virginia, United States
$120k-$150k/yr OnsiteFull Time
7+ YOEActive Secret clearance and U.S. citizenship, Bachelors in CS/Comp Engineering or related, 7+ years developing high-fidelity C++ modeling and simulation for aircraft/missile/sensor systems, EM development practices, Python/MATLAB experience preferred.
C++, Python, MATLAB, DevSecOps
4d
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SME - Software Developer
Quantico, Virginia, United States
$175k-$185k/yr OnsiteFull Time
10+ YOEHigh school education with 10+ years of experience or equivalent; TS/SCI clearance; application development with databases, containerization, Dockerfiles, and programming languages including Java and Python.
Microsoft SQL Server, Microsoft SharePoint, Oracle Database, ServiceNow, .NET, Java, Python, Dockerfiles, ASP.NET Core, .NET Framework, Artifactory, Nexus, NuGet, C++, Visual Basic, ABAP, XML
6d
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Simulation Developer
Quantico, Virginia, United States
$92k-$154k/yr OnsiteFull Time
2+ YOEBachelor's in CS/software-related field or 12 years equivalent, 2+ years simulation/game development experience, proficiency in C++, C#, Python or Java, experience with simulation engines and version control, active TS/SCI clearance.
C++, C#, Python, Java, AFSIM, NGTS, OneSAF, Unity, Unreal Engine, Simio, Arena, SQL
5d
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Mid Cloud Developer
Huntsville or Tysons or Chantilly or Quantico
$133k-$149k/yr OnsiteFull Time
5+ YOERequires active Top Secret/SCI eligibility, a bachelor's degree or four additional years of experience, 5+ years of cloud development, and experience with AWS, Java, Python, Scala, Databricks, and data engineering.
AWS, Data Engineer, Java, Python, Scala, Databricks, PaaS, IaaS, SaaS, DaaS, DevSecOps
3w
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Software Developer TS
Quantico, Virginia, United States
$125k-$225k/yr OnsiteFull Time
8+ YOEBS in CS/CE/SE,8+ years software development experience,5+ years C/C++/Java,Top Secret clearance,polygraph willingness,proficiency with Python and data visualization,EMR not mentioned.
Python, C, C++, Java, AWS, Docker, Kubernetes, PyTorch, TensorFlow, Perl, Ruby, Javascript, NoSQL, Eclipse, IntelliJ, Emacs, Git, Subversion, Jira, Linux, Windows, Unix
2mo
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Applied AI Engineer
Fort Belvoir or Reston
$99k-$225k/yr HybridFull Time
3+ YOE3+ years in software engineering, applied AI/ML, or full-stack development; Python; API development; TS/SCI clearance; Bachelor's degree.
Python, FastAPI, Flask, Streamlit, Gradio, React, TypeScript
3w
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Software Developer (WSCE)-Journeyman
Patuxent River, Maryland, United States
$110k-$161k/yr OnsiteFull Time
3+ YOEBachelor's in CS/CE or related, 3+ years software development experience, proficiency in C/C++, CMake, scripting (Bash, Python 3), Git, Jira, and ability to obtain DoD clearance.
C, C++, CMake, Bash, Python 3, Git, Jira, Windows, Linux
2mo
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Software Developer, Senior
Fort Belvoir, Virginia, United States
$87k-$198k/yr OnsiteFull Time
3+ YOE3+ years programming with object-oriented languages (Java, Python); 1+ year experience with ATAK SDK, TAK ecosystem, and native Android development; Android profiling and SQLite experience; ability to obtain Secret clearance; HS diploma/GED.
Java, Python, Android Tactical Assault Kit (ATAK) software development kit, Tactical Assault Kit (TAK), Android, SQLite, Kotlin
3w
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Software Engineer
King George or Dahlgren
OnsiteFull Time
2+ YOEU.S. citizen able to obtain Secret clearance; Bachelor's in engineering, computer science, math, or physics; 2 years software engineering experience; proficiency in C++, C#, Java, or Python; GUI/tooling experience; agile development experience.
C++, C#, Java, Python, Adobe XD, Figma, Sketch, Framer, Windows Presentation Foundation (WPF), Team Foundation Server (TFS), Git, Bitbucket, ATAK, WinTAK, VTAK
1mo
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Senior Software Developer – Secret
Quantico, Virginia, United States
HybridFull Time
7+ YOESecret clearance, Bachelor\u0002s or equivalent,7+ years software development experience; strong with ASP.NET Core,.NET Framework,C#,Java,Python,MS SQL Server,Oracle,SharePoint,ServiceNow,Docker,CI/CD,GIT and DevSecOps practices.
ASP.NET Core, .NET Framework, C#, Java, Python, Microsoft SQL Server, Oracle Database, SharePoint, ServiceNow, Docker, Artifactory, Nexus Repository, NuGet, Git, Infrastructure as Code (IaC)
2mo
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CNO Developer
Chantilly or Quantico
$100k-$203k/yr OnsiteFull Time
2+ YOE2 years experience with a bachelor’s degree in CS/CE or related; C/C++/Python; CI/CD with Git; cybersecurity; TS/SCI with polygraph.
C, C++, Python, Git, CI/CD
1mo
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Junior-to-Mid Level Software Developer
Dahlgren, Virginia, United States
$79k-$135k/yr OnsiteFull Time
3+ YOERequires active Secret clearance and US citizenship, 3+ years software development, proficiency in C/C++/Python or Rust, experience with hardware interfaces and diagnostics, BS in engineering/science/technical field.
C, C++, Python, Rust
1mo
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Junior-to-Mid Level Software Developer
Dahlgren, Virginia, United States
$79k-$135k/yr HybridFull Time
3+ YOEActive Secret clearance and US citizenship required; BS in engineering/science/technical discipline; 3+ years software development experience; proficiency with C, C++, Python or Rust; experience with hardware interfaces and device communication.
C, C++, Python, Rust
2mo
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Principal Software Engineer (AHT)
Hollywood, Maryland, United States
$114k-$171k/yr OnsiteFull Time
5+ YOERequires DoD Secret clearance, Bachelor's in STEM with 5+ years' experience (or Master's with 3+ years), proficiency in C# or Java, Agile/CICD (Bamboo, Jenkins), scripting (yaml, Python, PowerShell), automated testing, and test procedure development.
Bamboo, Jenkins, C#, Java, Microsoft Windows, Windows Presentation Foundation (WPF), .NET Framework, gRPC, REST, yaml, Python, PowerShell, Batch, Typescript, TestComplete 4, BitBucket, git, CVS, Jira, Confluence, Crucible, Fish-eye, SQL, Azure, AWS, Docker, Kubernetes, Ansible, Terraform, Chef, Puppet, DOORS, JMPS Framework (FW)
2mo
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SOFTWARE ENGINEER II - TESTING
Hollywood, Maryland, United States
$96k-$115k/yr OnsiteFull Time
2+ YOEBachelor's in engineering, 2+ years software development experience, embedded systems experience, proficiency in C/C++ and familiarity with Python, experience with debugging/testing/version control, ability to obtain security clearance, strong communication and problem-solving skills.
C, C++, Python, Linux, Hardware-in-the-loop (HIL)
1mo
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Software Engineer - Level 5
Edwards AFB or Fort Worth or Henderson or Las Vegas or Marietta or Palmdale or Patuxent River or California or Georgia or Maryland or Nevada or Texas
$134k-$267k/yr OnsiteFull Time
US citizen required; Bachelor's or Master's in engineering/CS/physics; experience with program lifecycle steps; object-oriented development and real-time/CI/tools experience; familiarity with MATLAB/Simulink, C/C++, Python, MPI/OpenMP, DO178C preferred.
MATLAB, Simulink, Linux, Microsoft Visual Studio, Jenkins, Git, Bitbucket, VersionOne, Jira, MPI, OpenMP, Modern Fortran, C, C++, Python, bash, Confluence, DO178C
3w
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Machine Learning Engineer / AI Model Developer (Mid to Senior)(Top Secret Clearance Required) (Hybrid)
Fort Belvoir, Virginia, United States
HybridFull Time
Active Top Secret clearance, mid-to-senior ML engineering experience; proficiency in Python, ML frameworks, model evaluation, cloud environments, CI/CD, and backend service development.
Python, PyTorch, TensorFlow, Scikit-learn, AWS, Azure, Google Cloud, Git, CI/CD, Docker, Kubernetes
3mo
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Software Engineer
Dahlgren, Virginia, United States
OnsiteFull Time
Bachelor's in CS/CompE or related; math/statistics; software for simulation; TS/SCI clearance; full software lifecycle; C++/Java; Python or R.
C++, Java, Python, R, Docker, Kubernetes, Git, CI/CD, AFSIM, NGTS, ITASE
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