5,445 senior python developer jobs at 859 companies in Waldorf, MD
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Senior Python Developer
Chantilly, Virginia, United States
$121k-$189k/yr OnsiteFull Time
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
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
3mo
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Senior Python Developer (Lead)
Washington, District of Columbia, United States
RemoteFull Time
7+ YOE7+ years software development, strong Python 3.x experience, FastAPI/Flask/Django, REST API design, Agile and CI/CD/DevSecOps experience, leadership experience, eligible for Public Trust clearance.
Python 3.x, FastAPI, Django, Flask, AWS, Azure, Google Cloud Platform, Docker, Kubernetes
1w
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Python Developer
Reston, Virginia, United States
$90k-$190k/yr HybridFull Time
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 Developer (Mid-Senior)
Chantilly, Virginia, United States
OnsiteFull Time
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
3w
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Python Developer
Fort Meade, Maryland, United States
$120k-$247k/yr OnsiteFull Time
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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Senior Python Developer with Spark
Reston, Virginia, United States
$97k-$157k/yr HybridFull Time
8+ YOE8+ years Python data engineering with Apache Spark, advanced SQL, AWS (EMR, Redshift, S3, Glue), big data tooling, CI/CD (GitLab, Terraform), and strong performance optimization skills.
Python, Apache Spark, Hadoop, Hive, EMR, SQL, AWS, Redshift, S3, Glue, Lambda, Step Functions, EventBridge, GitLab, Terraform
1mo
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Senior Python Software Engineer
Laurel, Maryland, United States
$170k-$230k/yr OnsiteFull Time
14+ YOEActive or rein-statable TS/SCI with Polygraph, U.S. citizenship, ~14 years experience (or BS plus 14 years / or 18 years in lieu of BS), strong Python and ML experience, Linux, Jira/Confluence, and security-cleared government contract experience.
Python, GM Learn, Jira, Confluence, Linux, Java, Scala, Lucene, JEXL, SQL, JSON, Ghostmachine, Jupyter Notebooks, IntelliJ, Eclipse, Git, Gitlab, Stash, Bitbucket, Scikit-learn, AWS, Spark
3w
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26-1106: Python Developer - Herndon, VA
Herndon, Virginia, United States
$110k-$150k/yr OnsiteFull Time
5+ YOEBachelor's or equivalent,5+ years Python development,experience with Flask or FastAPI,REST API design,relational and NoSQL databases,Git,CI/CD,Docker,Kubernetes,AWS,and secure coding for DoD environments.
Python, Flask, FastAPI, Git, CI/CD, Docker, Kubernetes, AWS
2mo
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CNO Python Software Engineer
Hanover, Maryland, United States
$115k-$190k/yr OnsiteFull Time
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
2mo
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Python Web Application Developer
Tysons Corner or Falls Church
HybridFull Time
5+ YOE5+ years Python development, Flask experience, web app deployment and security, authentication and certificate management, REST APIs, relational DBs, Git, HTML/CSS/JavaScript, strong debugging and communication skills.
Python, Flask, Microsoft Entra ID, HTML, CSS, JavaScript, REST APIs, PostgreSQL, SQL Server, MySQL, Git, Azure, AWS, IIS, NGINX, Apache, Docker, Linux, Windows, CI/CD
2mo
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Lead Python Programming Software Engineer – Level 4
Fairfax, Virginia, United States
$142k-$213k/yr OnsiteFull Time
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
2mo
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Lead Python Programming Software Engineer – Level 4
Fairfax, Virginia, United States
$142k-$213k/yr OnsiteFull Time
8+ YOEActive TS/SCI clearance and U.S. citizenship required; 8+ years software development with Bachelor's (alternatively Master's/PhD with fewer years); 3+ years senior Python experience; software architecture, GitLab/version control, and team leadership experience.
Python, GitLab
3mo
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GenAI Python Systems Engineer –Senior Manager
Chicago or Raleigh or Charlotte or Cincinnati or Cleveland or Columbia or Columbus or Dallas or Baltimore or Richmond or Rosemont or Sacramento or Boston or St. Louis or Salt Lake City or San Antonio or San Diego or San Francisco or Silicon Valley or Seattle or Spartanburg or Albany or Stamford or Tampa or Atlanta or Toledo or Austin or Tulsa or Washington or Denver or Des Moines or Detroit or Buffalo or Florham Park or Kansas City or Las Vegas or Little Rock or Los Angeles or Louisville or Birmingham or Fayetteville or Miami or Milwaukee or Minneapolis or Nashville or New Orleans or New York or Oklahoma City or Philadelphia or Phoenix or Pittsburgh or Portland
$124k-$280k/yr HybridFull Time
8+ YOESenior Manager level with 8+ years of experience; proficient in Python, SQL, FastAPI; cloud certifications a plus; willing to travel up to 80%; Bachelor's degree required.
Python, SQL, FastAPI, Cloud Platforms, LLM techniques, Data Warehousing, Data Lakes, IAM
6d
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Python Devleoper
Washington, District of Columbia, United States
$87k-$198k/yr OnsiteFull Time
5+ YOERequires 5+ years in content management, programming or web development, and legacy enterprise systems; TS/SCI clearance with polygraph; bachelor's degree or 8+ years software development experience.
PHP, Python, JavaScript, Drupal, WordPress, GIT, APIs, HTML, CSS, C#, C, C++, .NET, React, Angular, NodeJS, AWS, Azure, Google Cloud Platform
1mo
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SQL and Python Developer
Washington, District of Columbia, United States
$90k-$125k/yr OnsiteFull Time
5+ YOE5+ years SQL, PL/SQL and Python experience; Oracle and Cognos experience; OLAP and ETL familiarity; strong analytical, QA and collaborative skills; bachelor’s degree required; MBI security clearance required.
SQL, PL/SQL, Python, Cognos, Oracle, Microsoft Excel, Crystal Reports, Business Objects Enterprise XI, OLAP, ETL
6d
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Python Devleoper
Washington, District of Columbia, United States
$87k-$198k/yr HybridFull Time, Part Time
5+ YOERequires 5+ years in customized content management solutions, programming or web stacks, and legacy enterprise systems; TS/SCI clearance with polygraph; bachelor's degree or 8+ years of software development experience.
PHP, Python, JavaScript, Drupal, WordPress, GIT, HTML, CSS, C#, C, C++, .NET, React, Angular, NodeJS, AWS, Azure, Google Cloud Platform, APIs
4w
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Python AWS AI Engineer
Plano or Raleigh or Reston or Richardson or Tempe
OnsiteFull Time
Advanced Python and ML experience with LLMs and generative AI, AWS (Bedrock,S3,EC2,Lambda,SageMaker), MLops, prompt engineering, model deployment, and Bachelor's degree or equivalent experience.
Python, TensorFlow, PyTorch, scikit-learn, AWS Bedrock, Amazon S3, Amazon EC2, AWS Lambda, AWS SageMaker, Docker, OpenAI, Anthropic, Cohere
3w
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Senior Software Developer (Python, React, AI) (DC, Washington)
Washington, District of Columbia, United States
OnsiteFull Time
Senior full-stack developer with strong Python and React skills, experience with AWS and Google BigQuery, AI-first mindset, ability to mentor others and make architecture decisions.
Python, React, AWS, Google BigQuery, AI
6h
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Software Developer (Python)
Herndon, Virginia, United States
$180k-$230k/yr OnsiteFull Time
10+ YOERequires active TS/SCI with Poly, 10+ years of Python development, SQL and database management, full-stack development, Git, Docker or Kubernetes, RESTful APIs, and Linux/Unix experience.
Python, SQL, Git, Docker, Kubernetes, RESTful API, Linux, Unix
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