1,364 python software developer jobs at 273 companies in Joppatowne, MD

2mo
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CNO Python Software Engineer
Hanover, Maryland, United States
$115k-$190k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
7+ YOERequires active TS/SCI with poly, Python development, JSON/YAML, version control, OO design, task automation; BS + 7+ years programming experience or HS + 11+ years.
Python, JSON, YAML, SQL, NoSQL, Subversion, GIT, Confluence, Jira, Crucible, TCP/IP, Scrum, TDD, Waterfall
3w
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Principal Python Software Engineer
Laurel, Maryland, United States
$200k-$280k/yr OnsiteFull Time
GliaCell Technologies
GliaCell Technologies: Software and systems engineering for the intelligence community.
20+ YOEActive or rein-statable TS/SCI with Polygraph, U.S. citizenship, ~20 years experience (or equivalent), strong Python and ML experience, familiarity with Jira/Confluence/Linux, excellent communication.
Python, GM Learn, EDA, Jira, Confluence, Linux, Java, Scala, Lucene, JEXL, SQL, JSON, Ghostmachine (Map/Reduce), Jupyter Notebooks, IntelliJ, Eclipse, Git, GitLab, Stash, Bitbucket, Scikit-learn, AWS, Spark
3mo
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Python Software Engineer (GC-2)
Annapolis Junction, Maryland, United States
$160k-$180k/yr OnsiteFull Time
Legato
Legato: Delivers IT engineering and cybersecurity services to defense agencies.
4+ YOEPython, AWS, Docker, Terraform; IAT Level 2; 4+ years IT applications experience; Bachelor's degree or 8 years equivalent.
Python, AWS, Docker, Terraform, Bash, SQL
3d
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Lead Software Engineer Python
Wilmington or Jersey City or Seattle or Plano
$152k-$215k/yr OnsiteFull Time
JPMorgan Chase
JPMorgan ChaseNYSE: JPM: Global financial services firm providing banking and investment solutions.
5+ YOERequires formal software engineering training or certification, 5+ years of applied experience, advanced Python skills, cloud-native development, CI/CD, testing, secure coding, and AI-assisted engineering experience.
Python, AWS, Google Cloud Platform (GCP), Microsoft Azure, Terraform, Bedrock, Foundry, Vertex AI, SDK, REST, CI/CD
1w
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Principal Software Engineer (Python)
Fort Meade, Maryland, United States
OnsiteFull Time
Themis Insight
Themis Insight: Provides technical consulting and data analytics for national security.
15+ YOE12+ MgmtTS/SCI with Polygraph required; Master's in CS/CE (or 4 years SWE experience substitute); 15 years design/development experience; 12 years leading software teams; ITILv3; Python and CI/CD experience preferred.
Python, CI/CD, Jenkins, Gitlab, Code Pipeline, AWS
2mo
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Senior C++/Python Software Engineer - Clearance Required
Hanover, Maryland, United States
$151k-$266k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
15+ YOETS/SCI with poly required, Bachelor's in CS or equiv, 15+ years software engineering experience, strong Python and C/C++ skills, scripting (Bash/awk/sed/PowerShell), RF signals familiarity, EM/STM32 experience preferred.
Python, C/C++, Bash, awk, sed, Microsoft PowerShell, STM32CubeMX, STM32CubeIDE, STM32CubeProgrammer, STM32CubeMonitor, Raspberry Pi4, Raspberry Pi5, FieldFox, Spectrum analyzer, multimeter
1w
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Python Developer
Fort Meade, Maryland, United States
$120k-$247k/yr OnsiteFull Time
Set of X
Set of X: Provides specialized engineering services for U.S. national security missions.
7+ YOE7+ years SWE experience, strong Python expertise, TS/SCI with polygraph, BS in Computer Science or equivalent, EMR not required, NiFi/Elastic a plus.
Python, NiFi, Elastic
1mo
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Mighty Python Developer
Bethesda, Maryland, United States
OnsiteFull Time
Black Cape
Black Cape: Provides mission software, AI, and data analytics for defense.
1.5+ YOEActive Top Secret/SCI required (willingness for CI Poly),Bachelor's degree,1.5+ years professional experience,proficiency in Python,PostgreSQL,Docker,experience in classified environments and model operationalization.
Google TensorFlow, Python, PostgreSQL, Docker, MacOS, Windows, Linux, Elasticsearch, GitLab, Git LFS, GitLab CI, Pydantic, DeepEval, REST, GraphQL, RedHat, Alpine, Kubernetes, OpenShift, LoRA
3w
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Software Engineer 2 - Python/PySpark/AWS
Annapolis Junction, Maryland, United States
$130k-$270k/yr OnsiteFull Time
Captivation Software
Captivation Software: Provides specialized software engineering for the intelligence and defense communities.
14+ YOETop Secret/SCI with favorable polygraph and U.S. citizenship required; 14 years SWE experience; Bachelor’s in CS or related (or 4 years substitute); proficiency in Python, PySpark, and AWS.
Python, PySpark, AWS Lambda, AWS Glue, DynamoDB
2mo
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Software Developer
Chantilly or Potomac
OnsiteFull Time
Kepora
Kepora: A that provides secure software solutions and clearance processing support.
Software engineer to design and build cloud-based systems; develop, test, and debug cloud-native applications; work with Python, Java, JavaScript; experience with serverless functions and web UI.
Python, Java, JavaScript, React, Node.js, AWS, CloudWatch, CloudTrail, Terraform, Ansible, Kubernetes, Linux, Bash
3mo
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Software Engineer
Annapolis Junction, Maryland, United States
$130k-$250k/yr OnsiteFull Time
Synergy ECP
Synergy ECP: Provides cybersecurity and systems engineering for defense agencies.
0+ YOEBachelor’s degree in Computer Science or related discipline; 0–7 years software development; Java, Python, C++, Linux; understanding of SDLC.
Java, Python, C++, Linux
1w
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Software Engineer
Annapolis Junction, Maryland, United States
$112k-$222k/yr OnsiteFull Time
Accenture Federal Services
Accenture Federal ServicesNYSE: ACN: Provides technology and consulting services to U.S. federal agencies.
14+ YOEBachelor's degree in CS/Engineering,14 years software development experience,proficiency with Python,algorithms,databases,system integration,active TS/SCI with polygraph required.
Python
1mo
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Software Developer
Annapolis Junction, Maryland, United States
OnsiteFull Time
Gormat
Gormat: Provides cybersecurity and systems engineering services to government defense agencies
3+ YOEBachelor's degree and 3+ years experience (Master's may substitute), active TS/SCI with poly required, experience with C/C++, Python, assembly, and Linux/Windows/Mobile platforms; software development, testing, reverse engineering, and vulnerability research.
Windows, Linux, C/C++, Python, Assembly
3w
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Software Engineer
Columbia, Maryland, United States
$115k-$160k/yr OnsiteFull Time
Visionist
Visionist: Provides software engineering and data analytics for national security.
3+ YOEActive Top Secret/TS-SCI clearance with polygraph, bachelor's in technical discipline or 4+ years equivalent, 3+ years software development with strong Python, experience with production applications, stream processing and AI development concepts.
Python, PydanticAI, Langgraph, DeepAgents, Apache Kafka, Elasticsearch
2mo
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Senior Software Developer
Washington, District Of Columbia, United States
OnsiteFull Time
ECS
ECSNYSE: ASGN: Provides advanced technology and engineering services to government agencies.
7+ YOEMinimum 7 years software development experience; proficiency with Java, .NET, Python, or JavaScript; experience with CI/CD, secure coding, Agile/DevSecOps, and software lifecycle practices; strong problem-solving and collaboration skills for classified federal environments.
Java, .NET, Python, JavaScript, CI/CD
3mo
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Lead Software Engineer II – Java & Python
Wilmington, Delaware, United States
$100k-$135k/yr RemoteMultiple Commitments Available
Best Egg
Best Egg: Provides personal loans and credit cards for prime borrowers.
4+ YOE4-6 years professional software engineering; strong backend Java and Python; SQL/data modeling; AWS; DynamoDB, RDS, PostgreSQL; CI/CD; Docker; ECS/EKS; CloudWatch/Datadog; excellent communication and collaboration.
AWS, Docker, Kubernetes, ECS, EKS, CloudWatch, Datadog, DynamoDB, RDS, PostgreSQL, DocumentDB, CI/CD
3mo
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Software Engineer
Baltimore or Annapolis
HybridFull Time
ExistX
ExistX: Transitions national security research into operational software and systems.
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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Senior Software Engineer (C++, Javascript, Python - TS/SCI with Polygraph required)
Annapolis Junction, Maryland, United States
$175k-$225k/yr OnsiteFull Time
Red Alpha
Red Alpha: Provides software engineering and data science for defense missions.
14+ YOE14+ years software development experience; Bachelor's in Computer Science (or 4 years extra experience); strong C++, Python, JavaScript; Linux, Git, Docker, Kubernetes; CI/CD (Jenkins, Maven, Nexus); active TS/SCI with Polygraph.
C++, Python, JavaScript, Linux, Git, Docker, Kubernetes, Jenkins, Maven, Nexus, Helm, ArgoCD, Keycloak, Groovy, RPM, YUM, DNF, Jira, Kendo UI Test Builder
1mo
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Senior Software Developer
Bethesda, Maryland, United States
$90k-$130k/yr HybridFull Time
Spatial Front
Spatial Front: IT solutions and mission support for government agencies.
5+ YOEUS citizen with 5+ years IT/software development experience; expertise with automation/orchestration (Ansible, Python, Jenkins), AIOps/ML, enterprise monitoring (SolarWinds, New Relic, Splunk), ServiceNow, AWS/Azure, and networking concepts.
Ansible, Ansible Tower, Jenkins, Python, SolarWinds, New Relic, New Relic APM, Splunk, ServiceNow, Cisco DNAC, Cisco DNA Center, Aternity, Oracle Enterprise Manager (OEM), Oracle, Microsoft SQL Server, Java, .NET, AWS, Azure, ITSM, ITIL, AIOps, ML, NLP
1mo
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Senior Software Engineer
Laurel, Maryland, United States
$105k-$290k/yr OnsiteFull Time
Johns Hopkins University Applied Physics Laboratory
Johns Hopkins University Applied Physics Laboratory: Conducts research and engineering for national security and space.
5+ YOEBachelor's in CS/CE/EE/Physics/Math, 5+ years software development, strong modern C++ (C++11+), Python 3, Linux development, multi-threaded/concurrent software, Git, and ability to obtain Interim Secret and ultimately Top Secret clearance (U.S. citizenship).
C++, Python 3, Linux, Git, gRPC, JSON, AFSIM, EADSIM, Docker, Podman, Kubernetes, Rancher, OpenShift, CMake, Conan, GitLab CI/CD, SLURM

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