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Python Software Developer Jobs in Southern Gateway, VA, US
1,500+ python software developer jobs from 400+ companies hiring in Southern Gateway, VA, US.
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Python Software Developer
Ashburn, Virginia, United States
HybridFull Time
4+ YOE4+ years software development; Python proficiency; strong SQL; GraphQL APIs; REST; Git/Linux/Docker; web security; cloud; microservices; bachelor's degree or equivalent; authorized to work in the United States
Python, GraphQL, REST, SQL, Git, Linux, Docker, OpenAPI
1mo
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Python Software Developer - Computer Vision
McLean, Virginia, United States
$25-$65/hr RemoteFull Time
3+ YOE3+ years software development for shipping products; proficient in C/C++, Swift a plus; OO design; API development; CV/ML passion; self-motivated; strong problem solving and communication; GPU/SoC acceleration bonus.
C/C++, Swift, APIs, GPU acceleration, SoC acceleration
1w
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Python Developer
Bethesda, Maryland, United States
$73k-$149k/yr OnsiteFull Time
3+ YOESecret clearance, Bachelor's degree, 3+ years Python development, 3+ years software engineering, Flask/Django experience, Linux development, Oracle development, Ada willingness.
Python, Flask, Django, REST API, Git, GitLab, GitHub, Jenkins, Vue.js, JavaScript, Linux, Oracle, Ada
4d
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Python Developer
Lexington Park, Maryland, United States
$55k-$126k/yr OnsiteFull Time
Software development experience with Python/JavaScript/Scala; ability to obtain Secret clearance; HS diploma or GED; desirable ML/AI knowledge.
Python, JavaScript, Scala, AI/ML tools
1mo
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Python Developer (Cybersecurity)
Dahlgren, Virginia, United States
OnsiteFull Time
Develop software and security tools using Python; ability to obtain Secret security clearance; Bachelor's in Computer Science or Cybersecurity; on-site at NSWC Dahlgren.
Python
5d
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Software Developer (Python) II
Chantilly, Virginia, United States
$91k-$142k/yr OnsiteFull Time
5+ YOEActive TS/SCI clearance with SCI eligibility; strong Python development; SDLC knowledge; Git proficiency; US citizenship.
Python, Git, SDLC, Unit Testing, TDD
2mo
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Python/Django Developer
Bethesda, Maryland, United States
$110k-$150k/yr HybridFull Time
3+ YOE3+ years full stack web development with Python, Django, and ReactJS; strong JS/HTML/CSS; relational DB; Git; accessibility and security knowledge.
Python, Django, ReactJS, Angular, JavaScript, HTML5, CSS3, Git, SVN, REST APIs, Selenium, Solr
3w
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Software Engineer (Python/Django)
Arlington, Virginia, United States
RemoteFull Time
3+ YOE3+ years Python/Django; design and build scalable web apps; APIs with DRF; async processing; PostgreSQL; AWS/GCP/Azure; code reviews; occasional travel to DC area; U.S. citizenship for clearance.
Python, Django, Django REST Framework, Celery, PostgreSQL, AWS, GCP, Azure, Git, CI/CD
1w
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Lead Software Engineer - Python + PySpark
Richmond or McLean or Cambridge
$179k-$225k/yr HybridFull Time
4+ YOE1+ MgmtLead software engineer with 4+ years of software engineering experience and 1+ year cloud experience (AWS/Azure/GCP); proficient in Python, PySpark, JavaScript, TypeScript, SQL, Java, and Go; strong leadership and collaboration skills.
Python, PySpark, JavaScript, TypeScript, SQL, Java, Go, Docker, Kubernetes, AWS, Azure, GCP, HTML/CSS, Open Source RDBMS, NoSQL
1w
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Python Developer
Herndon, Virginia, United States
HybridFull Time
5+ YOE5+ years full-stack Python development; front-end JS frameworks; REST APIs; CI/CD; Docker/Kubernetes; AWS; TS/SCI clearance preferred.
Python, FastAPI, Flask, Django, PyTest, GitLab CI/CD, Docker, Kubernetes, AWS, PostgreSQL, MySQL, MongoDB, Redis, React, Vue.js, Angular, HTML5, CSS3, Linux
3w
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Software Engineer III (Python)
Washington, District of Columbia, United States
$165k-$180k/yr OnsiteFull Time
Proficient in Python with hands-on AWS, GitLab CI/CD, containerized apps, Terraform/CloudFormation; IaC with security; cloud infrastructure automation; English fluency; onsite in Washington DC; visa sponsorship not provided.
Python, GitLab, AWS, Terraform, CloudFormation, Wiz, ECS, EKS, EC2, S3, CloudTrail, CloudWatch, CloudFront, VPC
1w
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Senior Python Developer - Contingent
McLean, Virginia, United States
RemoteFull Time
8+ YOE8+ years Python development, 8+ years OOP, Bachelor’s or 2 extra years, API/microservices, AWS, Docker/Kubernetes, CI/CD, Agile.
Python, FastAPI, Docker, Kubernetes, Terraform, AWS, PostgreSQL, MySQL, Solr, Elasticsearch, JQuery, JavaScript, CI/CD
2w
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Python / AWS Developer
Chantilly, Virginia, United States
$70k-$131k/yr OnsiteFull Time
Experience with Python, AWS, and Linux; active TS/SCI clearance with poly; onsite in Chantilly, VA.
Python, AWS, Linux, AWS CDK, DevOps, Web Scraping
3w
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Lead Software Engineer - AIML/Python/AWS
Jersey City or Wilmington or McLean
$152k-$215k/yr OnsiteFull Time
5+ YOE5+ years software engineering; cloud AWS; Python/Java/Golang; Terraform; CS/CE/Math background.
Python, Java, Golang, Terraform, AWS
1mo
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Senior Python Developer
Fairfax, Virginia, United States
OnsiteFull Time
7+ YOEStrong Python, Elastic Stack, 7-9+ years building enterprise apps, systems integration, CI/CD, data modeling, and distributed storage tech.
Python, Pandas, BeautifulSoup, NumPy, Boto3, Elasticsearch, Kibana, Docker, Kubernetes, AWS, Git, CI/CD, RabbitMQ, Kafka, Logstash, Beats, Splunk, Terraform
1w
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Python Engineer, Agentic AI
Washington or Philadelphia
$121k-$181k/yr HybridFull Time
2+ YOEProficient in Python with backend focus, testing, and Agile collaboration; experience with AI agent workflows and RESTful services.
Python, Git, CI/CD, pytest, REST APIs, FastAPI, Docker, Asyncio
1w
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Software Developer
Chantilly, Virginia, United States
OnsiteFull Time
5+ YOEExperienced software developer with on-site position in Chantilly, VA; poly clearance required; strong cloud, Python/Java, and AWS skills.
Java, Python, Elasticsearch/OpenSearch, AWS, Docker, Linux, SQL, S3, Lambda, SQS, SNS, IAM, DynamoDB, CDK, CloudFormation, Terraform
5d
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Senior Software Developer
Fort Belvoir, Virginia, United States
OnsiteFull Time
6+ YOESenior software developer with 6-10 years of experience in software development; strong Java, Python, web tech, cloud, containers; Agile leadership; TS/SCI upgrade path.
HTML, CSS, JavaScript, Angular, Python, Java, Golang, Vue, React, AWS, Azure, GCE, Docker, Kubernetes, Helm, CI/CD, SQL, NoSQL, Postgres, MySQL, Redis, MongoDB
1d
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Software Engineer
Herndon or Colorado Springs or Dayton
$95k-$195k/yr HybridFull Time
Develop software in Agile teams; Linux, microservices, REST APIs; Python/JavaScript; CI/CD; security clearance.
Python, JavaScript/React, RabbitMQ, REST APIs, CI/CD, GitHub, GitLab, Jira, Selenium, Behave, Sphinx
2mo
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Python / AI Engineer
Washington, District of Columbia, United States
OnsiteFull Time
3+ YOEDesign, develop, and deploy AI solutions using cloud architectures and LLMs; lead projects; implement NLP, ML, and generative AI; ensure security and governance.
Python, TensorFlow, PyTorch, LangChain, LangGraph, Google Cloud, Azure, Azure Functions, Azure API Management, Azure Service Bus, Logic Apps, Azure Storage, Azure Cognitive Services, Azure Cosmos DB, Azure Data Factory, Databricks, Azure Data Lake, Splunk, AppInsights, Agentic AI
1mo
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Software Developer
Dahlgren, Virginia, United States
OnsiteFull Time
3+ YOE3+ years in software development; OO programming in Python/Go/C#/Java; version control; CI/CD (GitLab); containerization; PowerShell/Bash automation; HS diploma or GED.
Python, Go, PowerShell, Bash, Git, DOTNET, C#, Java, JavaScript, SQL, Linux, Windows, Docker, Kubernetes, Rancher, PostgreSQL, MySQL, SQL Server, MongoDB, jQuery, d3, React, Vue, AWS, Azure, APIs
1w
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Software Developer
Springfield, Virginia, United States
OnsiteFull Time
8+ YOE3+ MgmtSenior software developer with 8+ years’ experience, leadership 3+ years, strong Python/Java/C++/JavaScript, secure coding, Agile/Scrum, Git, cloud, containers, SQL/NoSQL.
Python, Java, C++, JavaScript, Git, Docker, Kubernetes, SQL, NoSQL, Agile, Scrum
5d
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Software Engineer
Chantilly, Virginia, United States
$69k-$158k/yr OnsiteFull Time
2+ YOE2+ years software development; Java, Python, Rust or Go; experience modernizing legacy apps and microservices; TS clearance; Bachelor's degree.
Java, Python, Rust, Go, Docker, Kubernetes, Linux
3w
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Software Developer
Chantilly, Virginia, United States
OnsiteFull Time
Bachelor's degree in Computer Science, IT, Mathematics or equivalent experience; Python development experience; Linux OS or equivalent; Active TS/SCI with Polygraph; willingness to polygraph.
Python, Linux, Bash, Software Development
1mo
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Software Engineer/Developer
Quantico or Gainesville
OnsiteFull Time
3+ YOETS clearance, BS in CS/CE or related field, 3+ years software development, proficiency in C#/C++/Java/Python, scripting (Bash/PowerShell/Perl).
C/C++, C#, Java, Python, Bash, PowerShell, Perl, Docker, Kubernetes, AWS, Azure, GCP, Wireshark, tcpdump, IDAx, HexRays, OllyDbg
5d
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Software Developer (Systems Software Expert
McLean, Virginia, United States
RemoteFull Time
TS/SCI clearance required; strong background in software development for intelligence analysis; experience with Python, PostgreSQL, AWS; full stack development in cloud environments; front-end and back-end skills.
Python, PostgreSQL, AWS, SQS, Docker, Kubernetes, CSS, HTML, JavaScript, Git
1mo
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Software Engineer - Java, Python, node.js, JavaScript, HTML (2026-0065)
Reston, Virginia, United States
OnsiteFull Time
2+ YOEBachelor's degree in engineering or related field; 2+ years software engineering experience; proficiency in Java, Python, Node.js, JavaScript, HTML.
Java, Python, Node.js, JavaScript, HTML
1w
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Software Engineer
Sterling, Virginia, United States
OnsiteFull Time
5+ YOEBachelor’s in software engineering, computer science, information systems, or equivalent; 5+ years in software development; strong OO languages (Java, JEE, C++, Python); RESTful services; microservices and containers; TS/SCI clearance with polygraph.
Java, JEE, C++, Python, SpringBoot, Mockito, Lombok, OpenAPI, Swagger, REST, Microservices, Docker, Kubernetes, Helm, Git, Gradle, Kafka, MongoDB, ActiveMQ, NiFi, AWS, Linux, CI/CD
2w
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Software Engineer
Arlington or United States
$70k-$150k/yr RemoteFull Time
5+ YOE5–8+ years software development; healthcare domain experience; Agile; Python, React, FastAPI; REST APIs; CI/CD/DevSecOps; strong problem solving and communication.
Python, React, FastAPI, REST APIs, CI/CD, DevSecOps, VistA RPC, MUMPS, VistA, EHR
5d
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Software Engineer
Dahlgren, Virginia, United States
$100k-$125k/yr OnsiteFull Time
4+ YOE4+ years in software development, with DoD/ simulation system experience; strong Python/Java/C++ skills; RMF/IA knowledge; DoD 8570.01-M IAT II certification preferred.
Python, Java, JavaScript, C++, SQL, Git, SDLC, Agile, TDD
1d
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Software Engineer / Principal Software Engineering
Dulles, Virginia, United States
$92k-$138k/yr OnsiteFull Time
5+ YOEBachelor's in STEM with 5+ years, or Master's with 3+ years, or PhD with minimal experience; strong software development in Python/C++, plus TS clearance.
Python, C++, Bash, PostgreSQL, Ansible
1mo
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Software Developer Sr
Chantilly, Virginia, United States
OnsiteFull Time
8+ YOESenior software developer with at least 8 years of experience, TS clearance with SCI eligibility, SAFe experience, secure gov environment expertise, and strong Java/.NET/Python skills.
Java, DotNet, Python, RabbitMQ, Kafka, Redis, Elasticsearch, Splunk, Docker, Kubernetes, AWS GovCloud, Terraform, GraphQL, Angular, React, Svelte, Nifi
2w
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Software Developer
Alexandria, Virginia, United States
$75k-$102k/yr OnsiteFull Time
0+ YOE0-5 years software development experience; Linux, React/JavaScript, Java; BS in CS/Engineering.
React, JavaScript, Java, Linux, Go, Python, C/C++, Kubernetes, Docker, Podman, Shell scripting, Git, Jira, REST, JSON, RHEL, NodeJS
4w
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Software Engineer
Warrenton, Virginia, United States
HybridFull Time
Professional software development with C/C++ and Python; Linux systems, IPC, network sockets; signal processing frameworks; mathematical computing; OO design and DevOps/CI/CD; strong code reviews and collaboration.
C++, Python, Linux, IPC, UDP/TCP, Git, GitLab CI, Jira, Sockets, GNU Radio
2w
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Cyber Software Developer (Networking & Python), Senior Associate - TS/SCI w/poly
Chantilly, Virginia, United States
$112k-$179k/yr OnsiteFull Time
8+ YOEHS Diploma with 8+ yrs software development; Python; TCP/IP; routing/switching; cross-platform (Mac/Windows/Linux); SDLC; TS/SCI with poly.
Python, TCP/IP, Linux, Windows, macOS, SDLC
2mo
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Software Engineer
Chantilly, Virginia, United States
OnsiteFull Time
8+ YOEActive Top Secret clearance with SCI eligibility; 8+ years software engineering; SAFe Agile experience; secure gov environment design and development; proficiency in Python, React, data platforms, and cloud and devops basics.
Python, React, RabbitMQ, Kafka, Redis, Elasticsearch, Splunk, Docker, Kubernetes, AWS GovCloud, Terraform, GraphQL, Angular, Svelte, SAFe
2w
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Software Engineer
Chantilly, Virginia, United States
OnsiteFull Time
Active TS/SCI with Full Scope Polygraph; onsite in Chantilly, VA; backend software development with Java, Python, RESTful APIs; AWS; Linux (CentOS); Solr/Elastic; SPARC/PySpark; middleware and backend design.
Java, Python, JavaScript, Bash, Spring Boot, RESTful APIs, Linux (CentOS), AWS, Solr, Elastic, SPARC, PySpark, JIRA, GITHUB
2mo
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Senior Software Developer
Reston, Virginia, United States
$146k-$228k/yr HybridFull Time
8+ YOEBachelor's Degree and 8+ years software development; expert Python and C; Linux/Windows; PostgreSQL; software architecture; system-level programming; TS/SCI clearance with eligibility.
Python, C, PostgreSQL, Linux, Windows, Git, Docker, Kubernetes, REST, Microservices, CI/CD, DevOps
6d
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Software Developer - TS/SCI
Chantilly, Virginia, United States
$104k-$181k/yr OnsiteFull Time
5+ YOE5+ years software design/development, TS/SCI clearance, Linux experience, Python/C/C++, bachelor's or higher in engineering or CS.
Python, C/C++, Linux, AWS, Docker, Kubernetes, PyTorch, TensorFlow, OpenCV, Git, Qt/PyQt, Android, CUDA
2mo
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26-1083: Full Stack /Python Developer - Herndon, VA
Herndon, Virginia, United States
OnsiteFull Time
5+ YOE5+ years in software engineering; Python API development; full stack with modern front-end frameworks; cloud-native delivery; Databricks/Spark experience; DoD context a plus.
Python, Flask, FastAPI, React, Angular, Vue, Docker, Kubernetes, CI/CD, Git, Databricks, Spark, Elasticsearch, Neo4j, LLM, RAG
HiringCafe market data
Python Software Developer Jobs market signals in Southern Gateway, VA, US
These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.
Open jobs
1,500+
Hiring companies
400+
Fresh sample
59% new in 30d
Salary visibility
48% show pay
Companies appearing in this market
Booz Allen HamiltonNoblisAccenture Federal ServicesAltamira TechnologiesAnaVationApplied Research AssociatesArdent PrinciplesAretum
Work location mix in visible results
Onsite: 80Hybrid: 29Remote: 11