26,599 python software developer jobs at 5,539 companies in United States

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Python Software Developer
Livermore, California, United States
$176k-$223k/yr HybridFull Time
Lawrence Livermore National Laboratory
Lawrence Livermore National Laboratory: Federally funded research and development center for national security.
Bachelor’s degree or equivalent experience, advanced Python and object-oriented design skills, software engineering practices, Git experience, and eligibility for U.S. DOE Q-level clearance requiring U.S. citizenship.
Python, NumPy, SciPy, pandas, Git, C/C++, Slurm, Matplotlib, Plotly, VTK, ParaView, Jenkins, Docker, Kubernetes
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Python Software Engineer, Senior
Wright-Patterson Air Force Base, Ohio, United States
$113k-$257k/yr RemoteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Global firm providing management, technology, and engineering consulting services.
5+ YOE5+ years of Python software development, testing, and deployment; microservices, CI/CD, and containerization experience; Secret clearance; and a bachelor's degree in computer science, engineering, or mathematics.
Python, Java, C++
3mo
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Python Software Engineer
New York, New York, United States
$150k-$225k/yr HybridFull Time
Old Mission
Old Mission: Private quantitative market maker serving global exchanges, brokers, and institutional investors.
2+ YOEBachelor's in CS/Math/Engineering; 2+ years Python production; Python on Linux; relational DBs (PostgreSQL/MySQL); strong communication; collaborative; problem-solving.
Python, Linux, PostgreSQL, MySQL
3mo
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Senior Python Software Engineer
London or New York
$125k-$350k/yr OnsiteFull Time
Citadel Securities
Citadel Securities: Private global market maker providing liquidity and trade execution to institutional and retail investors.
Expert Python software development; Linux knowledge; distributed systems; SDLC; strong communication; degree in CS or related field.
Python, Linux, SQL, C++, kdb, Machine Learning
1w
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Python Software Engineer, Senior
Wright-Patterson Air Force Base, Ohio, United States
$113k-$257k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Global firm providing management, technology, and engineering consulting services.
5+ YOERequires 5+ years of Python development, testing, and deployment; microservices, CI/CD, containerization, Secret clearance, and a bachelor's degree in computer science, engineering, or mathematics.
Python, microservices, CI/CD, Java, C++, MBSE
1mo
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IT052 Python Software Developer
Huntsville, Alabama, United States
OnsiteFull Time
ADNET Systems
ADNET Systems: Small-business contractor providing science, engineering, IT, cybersecurity, data management, and software services to NASA and federal agencies.
Proficient Python developer with Git/GitHub experience, familiarity with LLM technologies (LangGraph, Multi-Agent frameworks, RAG), API/database integration, basic data analysis, Agile experience, US citizenship, and ability to obtain a Tier 1 or Tier 2 NASA investigation.
Python, Git, GitHub, LangGraph, Multi-Agent frameworks, RAG
2mo
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CNO Python Software Engineer
Hanover, Maryland, United States
$115k-$190k/yr OnsiteFull Time
ManTech International
ManTech International: Advancing the future of defense through innovative technology.
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
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Software Engineer Python - Advanced | Columbus, US
United States or Columbus
$42k-$147k/yr OnsiteFull Time, Contract
Photon Interactive
Photon Interactive: Full-service digital agency driving AI-led digital transformation.
5+ YOEBachelor's or master's degree in a technical discipline, 5+ years of software engineering experience, advanced Python skills, and preferred experience developing generative AI, LLM, or agentic AI solutions.
Python, FastAPI, Flask, Django, LangChain, LangGraph, OpenAI Agent SDK, Google ADK, CrewAI, AutoGen, Microsoft Agent Framework, REST APIs, JSON, AWS, Azure, GCP, Amazon Bedrock, Azure AI Foundry, Vertex AI, Gemini, SQL, Pinecone, Weaviate, Milvus, pgvector, Docker, Kubernetes, CI/CD, Git, MCP (Model Context Protocol), OAuth2, JWT
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Python Software Engineer Level 2 (AHT)
Aurora, Colorado, United States
$92k-$138k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Global aerospace and defense technology.
2+ YOEBachelor’s degree in science with 2+ years of software development, or equivalent experience; active Top Secret clearance with SCI eligibility; Python, Linux, Docker, GitLab, Agile, CI/CD, Jira, and Confluence experience.
Python, Docker, Docker Swarm, GitLab, Jira, Confluence, Linux, CI/CD, Agile, PostgreSQL, Rust, C++, SQL
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Python Software Engineer - Financial Engineering
Guilford or New Haven
$100k-$205k/yr OnsiteFull Time
Risk Analytics Company
Risk Analytics Company: RiskAnalytics is a privately held U.S. cybersecurity providing real-time threat intelligence and network protection to businesses and consumers.
3+ YOEBachelor's, master's, or PhD in a quantitative field; 3+ years of Python development; financial engineering knowledge; SQL, REST APIs, Git, and CI/CD experience.
Python, NumPy, Pandas, SciPy, Statsmodels, scikit-learn, SQL, Git, Linux, Docker, Kubernetes, REST APIs, C++, Rust, Java, AWS, Microsoft Azure, Google Cloud Platform
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Python Software Engineer Level 2 (AHT)
Aurora, Colorado, United States
$92k-$138k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Global aerospace and defense technology.
2+ YOEBachelor’s degree in science with 2+ years of software development experience, or equivalent alternatives; active Top Secret clearance with SCI eligibility; Python, Linux, Docker, GitLab, Agile, CI/CD, Jira, and Confluence experience.
Python, Docker, Docker Swarm, GitLab, Linux, Jira, Confluence, CI/CD, Agile, PostgreSQL, SQL, Rust, C++, ORMs
3mo
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Senior Python Software Engineer
New York City, New York, United States
$150k-$250k/yr HybridFull Time
Old Mission
Old Mission: Private quantitative market maker serving global exchanges, brokers, and institutional investors.
5+ YOEBachelor's degree in computer science, mathematics, or related engineering/science field; 5+ years of production Python experience; Linux, relational databases, communication, collaboration, and problem-solving skills.
Python, Linux, PostgreSQL, MySQL
1mo
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Principal Python Software Engineer
Laurel, Maryland, United States
$200k-$280k/yr OnsiteFull Time
GliaCell Technologies
GliaCell Technologies: Private software engineering firm delivering cloud, cybersecurity, AI, and enterprise solutions for U.S. government and commercial customers.
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
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Python Developer
Atlanta, Georgia, United States
HybridFull Time
CapTech Consulting
CapTech Consulting: Technology and management consulting firm.
5+ YOERequires 5+ years of software development experience, strong Python skills, AI/ML and cloud experience, REST APIs, databases, Git, software design, and client-facing consulting abilities.
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
6h
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Python Developer
New York, New York, United States
$200-$300/hr RemoteContract
Turing
Turing: AI research accelerator and intelligent talent cloud platform.
3+ YOE3+ years of software engineering experience, strong production-grade Python expertise, full-stack development and scalable deployment experience, software architecture and debugging knowledge, and excellent communication skills.
Python, JavaScript, ReactJS, C, C++, Java, Rust, Go
3mo
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Senior Python Software Engineer, ML Developer Tools - US Remote
United States
RemoteFull Time
Hugging Face
Hugging Face: Private AI platform for researchers, developers, and organizations to share and deploy machine-learning models, datasets, and applications.
5+ YOE5+ years Python development; architecting Python projects/frameworks; JavaScript/TypeScript; frontend framework; open-source contributions.
Python, JavaScript, TypeScript, React, Svelte, Gradio
3mo
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Python Software Engineer (GC-2)
Annapolis Junction, Maryland, United States
$160k-$180k/yr OnsiteFull Time
Legato, LLC
Legato, LLC: Private small-business IT engineering services provider serving the Intelligence Community.
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
6d
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Software Developer (Python)
Herndon, Virginia, United States
$180k-$230k/yr OnsiteFull Time
VTG
VTG: Provider of national security and digital transformation solutions.
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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Python Developer
New Jersey or North Carolina or Charlotte or Jersey City
OnsiteFull Time
Infosys
InfosysNYSE: INFY: Global leader in next-generation digital services and consulting.
Python programming, object-oriented development, REST API experience, software development lifecycle knowledge, and a bachelor's degree or equivalent experience; U.S. work authorization without sponsorship required.
6d
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Python Software Engineer Co-op
Cambridge or Arlington or Seattle
$28-$33/hr OnsiteInternship, Temporary
MORSE Corp
MORSE Corp: Employee-owned defense technology consultancy delivering algorithm, software, and systems-engineering services to U.S. national-security customers.
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