4,513 python software developer jobs at 687 companies in Waldorf, 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
1mo
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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
2mo
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Lead Python Programming Software Engineer – Level 4
Fairfax, Virginia, United States
$142k-$213k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
8+ YOEActive TS/SCI clearance and U.S. citizenship; Bachelor's +8 years (or Master’s +6 or PhD +4) software development experience; 3+ years senior-level Python; software architecture and version control (GitLab) experience.
Python, GitLab
6d
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Python Developer
Reston, Virginia, United States
$90k-$190k/yr HybridFull Time
CapTech
CapTech: Provides technology and management consulting services to large enterprises.
5+ YOE5+ years of software development experience, strong Python and object-oriented programming skills, REST APIs, microservices, AI/ML, databases, cloud environments, Git, SDLC, and client-facing consulting experience.
Python, Java, C#, .NET, Git, Databricks, Apache Spark, OpenAI, Azure OpenAI, Anthropic, Google Gemini, LangChain, LangGraph, Semantic Kernel, LlamaIndex, Pinecone, Azure AI Search, Weaviate, Milvus, pgvector, Azure, AWS, GCP, Docker, Kubernetes, SQL, PostgreSQL, SQL Server, MongoDB, Kafka, Snowflake
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
6h
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Python Software Engineer Co-op
Cambridge or Arlington or Seattle
$28-$33/hr OnsiteInternship, Temporary
Morse Corp
Morse Corp: Develops advanced technology and software for national security.
Working toward a bachelor's degree in computer science, engineering, or a related field; Python and Git experience required. US citizenship and ability to obtain security clearance required.
Python, Git, Docker, Apache Spark, AWS, Microsoft Azure
3mo
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Python Developer (Middleware)
Washington, District of Columbia, United States
RemoteFull Time
Otoe Missouria Group
Otoe Missouria Group: Tribally owned federal contractor providing IT, construction, and professional services.
3+ YOE3+ years software development experience with Python 3.x, REST API development, CI/CD and DevSecOps, Agile experience, ability to obtain Public Trust clearance.
Python 3.x, FastAPI, Flask, Django, CI/CD, DevSecOps, AWS, Azure, Google Cloud, Docker, Kubernetes
3w
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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
2w
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Python AWS Developer
Hartford or Raleigh or Reston or Richardson or Tempe
OnsiteFull Time
Infosys
InfosysNYSE: INFY: Provides IT consulting, software development, and business outsourcing services.
Requires Python development, AWS cloud solutions, software development, AI-assisted tools, and SDLC experience. Bachelor's degree or equivalent progressive specialty experience required; database and web-service integration experience preferred.
Python, AWS, Oracle, MySQL, Sybase, SOAP, REST, Java, JavaScript
1w
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Senior C++/Python Software Engineer
Hanover, Maryland, United States
$167k-$310k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures advanced aerospace, defense, and security systems.
15+ YOEBachelor's degree in computer science or related field, or four additional years of software engineering experience; 15 years of software engineering experience; current DoD Top Secret SCI with polygraph; Python and C/C++ development skills.
Python, C, C++, Bash, awk, sed, PowerShell, STM32, STM32CubeMX, STM32CubeIDE, STM32CubeProgrammer, STM32CubeMonitor, Raspberry Pi, FieldFox, Spectrum analyzer, multimeter
3w
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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
2mo
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Lead Software Engineer (Python)
McLean, Virginia, United States
$197k-$225k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: Provides credit card, banking, and auto loan services.
4+ YOE1+ MgmtBachelor's degree, 4+ years of professional software engineering experience, and 1+ year of cloud computing experience required. Python, cloud, microservices, databases, Docker, Kubernetes, and AWS experience preferred.
Java, Python, SQL, Node.js, Go, Scala, Docker, Kubernetes, AWS, Microsoft Azure, Google Cloud, Open Source RDBMS, NoSQL, Agile
1mo
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Lead Software Engineer (Python)
McLean, Virginia, United States
$197k-$225k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: A diversified financial services providing banking and credit products.
4+ YOE1+ MgmtBachelor's degree, 4+ years of professional software engineering experience, 1+ year of cloud experience, and proficiency with Java, Python, SQL, Node, Go, Scala, databases, Docker, Kubernetes, or AWS.
Java, Python, SQL, Node, Go, Scala, RDBMS, NoSQL, Docker, Kubernetes, AWS, Microsoft Azure, Google Cloud, GCP, Agile
4w
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Senior Python Developer
Chantilly, Virginia, United States
$121k-$189k/yr OnsiteFull Time
Noblis
Noblis: Nonprofit science, technology, and strategy firm supporting government missions.
Active TS/SCI clearance with CI polygraph ability, US citizenship, solid Python development, full-stack experience (Django/React), ability to rapidly prototype, and degree with extensive experience per posted equivalencies.
Python, Django, React, JavaScript, Docker, Bash, PowerShell, PostgreSQL, SANS SIFT Workstation
4w
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Senior Python Developer
Chantilly, Virginia, United States
$121k-$189k/yr OnsiteFull Time
Noblis
Noblis: Provides science and technology solutions for government missions.
8+ YOEActive Top Secret clearance (TS) with SCI eligibility, US citizenship, 8+ years relevant experience (or equivalent degree/experience), strong Python development and rapid prototyping skills, experience with digital forensics desirable.
Python, Django, React, JavaScript, Docker, Bash, PowerShell, PostgreSQL, SANS SIFT Workstation
1mo
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Software Engineer (Python / TypeScript / AWS)
Herndon, Virginia, United States
OnsiteFull Time
KDA Consulting
KDA Consulting: Provides IT engineering and cloud services for intelligence missions.
3+ YOE3+ years enterprise software development; strong Python and TypeScript; hands-on AWS (Lambda, ECS Fargate, API Gateway, DynamoDB); GitLab and CI/CD; AWS CDK/CloudFormation; experience troubleshooting RAG/AI in secure environments.
Python, TypeScript, AWS Lambda, ECS Fargate, API Gateway, DynamoDB, AWS CDK, CloudFormation, GitLab, CI/CD, RAG
3mo
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Python Developer (Mid-Senior)
Chantilly, Virginia, United States
OnsiteFull Time
JTEC Consulting
JTEC Consulting: Provides IT services to federal clients.
10+ YOE10+ years Python development; FastAPI; AWS; TS/SCI with polygraph; U.S. citizenship; Bachelor's degree or equivalent experience; on-site in Chantilly, VA.
Python, FastAPI, SQLAlchemy, AWS, Kubernetes, Jenkins, GitHub, OpenSearch, Elastic, Airflow, PySpark, Trino, Linux, Docker, Helm, Makefiles, Java, Perl, C, C++, HTML, JavaScript, JSON
3mo
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Python Developer (Mid to Sr)
Bethesda, Maryland, United States
OnsiteFull Time
Futrend Technology
Futrend Technology: Provider of IT solutions and consulting for federal agencies.
5+ YOE5+ years in web development; expert Python; Django; REST APIs; frontend with USWDS/Bootstrap; AWS/Azure/GCP; Git; SQL; Agile.
Python, Django, REST APIs, Frontend (USWDS, Bootstrap, Foundation), Git, AWS, Azure, Google Cloud, JavaScript, jQuery, Oracle, PostgreSQL, SQL, CI/CD, Unix/Linux, React, Angular
2mo
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Lead Software Engineer (Python, Kubernetes)
McLean or United States
$197k-$225k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
4+ YOEBachelor's degree, 4+ years professional software engineering experience, 1+ year cloud experience (AWS/Azure/GCP). Preferred: Master's, 7+ years in Java/Scala/Python/Go/Node.js, 1+ year people management, Agile experience, cloud and open-source framework experience.
Java, Python, SQL, Node, Node.js, Go, Scala, Docker, Kubernetes, AWS, Microsoft Azure, Google Cloud
2mo
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Python Engineer, Agentic AI
Washington, District of Columbia, United States
$143k-$214k/yr HybridFull Time
Comcast
ComcastNASDAQ: CMCSA: Provides global telecommunications, media content, and entertainment services.
5+ YOEProficiency in Python; backend services; RESTful APIs; testing with pytest; Git with CI/CD; Agile; problem solving; growth mindset.
Python, asyncio, FastAPI, REST, Git, CI/CD, pytest, Docker, LLM, agent frameworks

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