6,140 python developer jobs at 1,038 companies in Frederick, MD
🚀PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yrOn-SiteFull Time
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
ManTech: Provides technology solutions for defense and intelligence agencies.
10+ YOE10+ years Python development, SQL, front-end/full stack, Git, Docker/Kubernetes, RESTful API development, Linux/Unix; Bachelor's in CS +10 years or HS +14 years; active TS/SCI with polygraph required.
Set of X: Provides specialized engineering services for U.S. national security missions.
7+ YOEBachelor's in Computer Science (or 4 yrs SWE experience) and 7 years SWE experience required; strong Python skills; NiFi or Elastic a plus; TS/SCI with polygraph required.
Tripoint Solutions: Providing technology modernization and data services to federal agencies.
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.
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.
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.
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
Active TS/SCI with Polygraph, DoD 8570 IAT Level II (e.g., Security+ CE), Bachelor's degree in CS/related field, proficiency in Python, Git, SQL (PostgreSQL/MySQL), AWS, microservices, and experience with development lifecycle.
Python, Git, PostgreSQL, MySQL, SQL, AWS, Docker, CI/CD, Agentic coding tools, Large Language Models (LLMs), Retrieval-Augmented Generation (RAG)
CACINYSE: CACI: Provides information technology and professional services to government clients.
Active TS/SCI with Poly required; DoD 8570 IAT Level II (e.g., Security+ CE); Bachelor’s in CS/IT or related required; proficiency with Python, Git, SQL/PostgreSQL, AWS; experience with microservices, REST APIs, CI/CD, Docker, and AI-assisted development.
Python, Git, PostgreSQL, MySQL, SQL, AWS, Docker, CI/CD, Large Language Models (LLMs), Retrieval-Augmented Generation (RAG)
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
10+ YOEMust be US-citizen/eligible for US security clearance; 10+ years software engineering with 5+ years Python; experience with Django and Nginx; AWS Gov cloud, FedRAMP/IL5 exposure advantageous.
IntelliDyne: Provides IT solutions and consulting services to government agencies.
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.
IntelliDyne: Provides IT consulting and technology solutions to government agencies.
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
Niyam IT: IT services and data analytics for government agencies.
7+ YOEUS citizen able to obtain Public Trust, Bachelor’s in CS or related, 7+ years experience, containerized Linux experience, proficiency with Python, PostgreSQL, Java/Spring Boot, Angular/TypeScript, microservices, and AWS.
Lead Python Programming Software Engineer – Level 4
Fairfax, Virginia, United States
$142k-$213k/yrOnsiteFull Time
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.
Lead Python Programming Software Engineer – Level 4
Fairfax, Virginia, United States
$142k-$213k/yrOnsiteFull Time
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
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 - Senior Developers - AI Training - Washington DC, USA
Washington or United States
$50/hrRemoteContract
Prolific: Platform connecting researchers and AI developers with verified participants.
BSc+ in CS or related, senior-level Python development experience, ability to solve LeetCode Medium–Hard, expertise with GIL, decorators, generators, asyncio, and modern Pythonic standards; pass a short technical assessment.
26-1106: Full Stack Python Developer - Herndon, VA
Herndon, Virginia, United States
OnsiteFull Time
Navitas Business Consulting: Provides digital transformation and IT solutions for government agencies.
5+ YOE5+ years software engineering with Python and web app development; experience with Flask/FastAPI, cloud-native delivery (Docker/Kubernetes), CI/CD, Databricks/Spark, search/graph platforms, and modern front-end frameworks.