2,696 software development python developer jobs at 555 companies in Westminster, MD
1mo
Save
Mark Applied
Hide
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
3mo
Save
Mark Applied
Hide
Python Developer (Middleware)
Washington, District of Columbia, United States
RemoteFull Time
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
2w
Save
Mark Applied
Hide
Principal Python Software Engineer
Laurel, Maryland, United States
$200k-$280k/yr OnsiteFull Time
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
Save
Mark Applied
Hide
Software Development Engineer
Seattle or Arlington or Bellevue or New York or Astoria or Brooklyn or Carle Place or Cupertino
$144k-$224k/yr OnsiteFull Time
3+ YOE3+ years professional software development; 2+ years design/architecture; 3+ years building complex software systems; 2+ years multi-tier or distributed apps in C#/C++/Java/Perl; Bachelor's degree or equivalent.
C#, C++, Java, Perl, Python
1d
Save
Mark Applied
Hide
Python AWS Developer
Hartford or Raleigh or Reston or Richardson or Tempe
OnsiteFull Time
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
2mo
Save
Mark Applied
Hide
Python Software Engineer (GC-2)
Annapolis Junction, Maryland, United States
$160k-$180k/yr OnsiteFull Time
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
1w
Save
Mark Applied
Hide
Principal Software Engineer (Python)
Fort Meade, Maryland, United States
OnsiteFull Time
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
1mo
Save
Mark Applied
Hide
Senior Python Developer
Washington or Virginia or Maryland
$90k-$130k/yr OnsiteFull Time
5+ YOEBachelor's in CS or related, 5+ years Python development, experience with Django/Flask, REST APIs, PostgreSQL, Git, Unix/Linux, AWS/Cloud platforms, Jupyter Notebooks; U.S. citizenship and eligibility for Federal Public Trust required.
Python, Django, Flask, Jupyter Notebook, Git, PostgreSQL, Unix/Linux, HTML, JavaScript, Docker, Kubernetes, AWS, Cloud Foundry, Heroku, ServiceNow, UiPath
2d
Save
Mark Applied
Hide
Strategic Software Development Engineer
Laurel, Maryland, United States
$110k-$190k/yr OnsiteFull Time
3+ YOEBS degree, 3+ years software engineering experience, aerospace/software prototype-to-production experience, cross-domain expertise, proficiency with C/C++, Python, C#, and Linux, eligible for Secret clearance.
C/C++, Python, C#, Linux, Rust, ROS 2, cFS, ML frameworks
6d
Save
Mark Applied
Hide
Senior Fullstack Software Development Engineer
Arlington, Virginia, United States
$180k-$225k/yr HybridFull Time
6+ YOEBachelor's or equivalent, 6+ years software development, 3+ years React, backend experience (Node.js/Java/Kotlin/Go/Python), distributed systems and cloud (AWS/GCP/Azure).
React, React Native, GraphQL, TypeScript, Node.js, Java, Kotlin, Go, Python, AWS, GCP, Azure
2w
Save
Mark Applied
Hide
Software Engineer (Python / TypeScript / AWS)
Herndon, Virginia, United States
OnsiteFull Time
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
3d
Save
Mark Applied
Hide
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
2mo
Save
Mark Applied
Hide
Python Developer (Mid to Sr)
Bethesda, Maryland, United States
OnsiteFull Time
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
2w
Save
Mark Applied
Hide
Software Development Engineer
Philadelphia or Reston
OnsiteFull Time
5+ YOE5+ years building and operating distributed backend systems, experience with GraphQL/REST APIs, Python/Go/Java/C++, relational or NoSQL databases, containerized deployments and CI/CD; Bachelor's preferred; must be authorized to work in the US (no sponsorship).
GraphQL, REST, PostgreSQL, Python, Go, Java, C++, Docker, Kubernetes, MLOps, CI/CD
2mo
Save
Mark Applied
Hide
Senior C++/Python Software Engineer - Clearance Required
Hanover, Maryland, United States
$151k-$266k/yr OnsiteFull Time
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
1mo
Save
Mark Applied
Hide
Full Stack Software Development Engineer
Herndon, Virginia, United States
$140k-$160k/yr OnsiteFull Time
2+ YOEU.S. citizenship with active TS/SCI clearance, bachelor's in CS/software engineering or equivalent, 2+ years software development, experience with modern languages (Python/Java/Go/Rust), Linux, cloud (AWS/AWS C2S), containers, Git, CI/CD.
Python, Java, Go, Rust, Linux, AWS, AWS C2S, Docker, Kubernetes, Elasticsearch, MongoDB, Git, CI/CD
2mo
Save
Mark Applied
Hide
Principal Software Development Engineer
Reston, Virginia, United States
$185k-$277k/yr HybridFull Time
9+ YOE9+ years in software engineering; Python/Go/Java; SDLC mastery; architecture and data modeling; security risk automation; leading roadmaps and mentoring.
Python, Go, Java, Git, APIs, Data pipelines, ETL/ELT, SRS, PoCs
3w
Save
Mark Applied
Hide
Senior Software Development Engineer III
Washington, District of Columbia, United States
OnsiteFull Time
7+ YOE7+ years software engineering experience; BS in CS or related (MS preferred); expertise with Python, Azure cloud services, CI/CD, IaC, containers, distributed systems, LLM-based AI apps; public trust eligibility required.
Python, Microsoft Azure, Azure Functions, Azure API Management, Azure Container Apps, Azure OpenAI Service, Terraform, Bicep, Docker, Kubernetes, Model Context Protocol (MCP), Microsoft Entra ID
4w
Save
Mark Applied
Hide
Mighty Python Developer
Bethesda, Maryland, United States
OnsiteFull Time
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
1w
Save
Mark Applied
Hide
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