Python Developer Jobs in Largo, MD, US

Save

Mark Applied

Hide

Python Developer

Bethesda, Maryland, United States

$73k-$149k/yr OnsiteFull Time

CACINYSE: CACI: Provides information technology and professional services to government clients.

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

Save

Mark Applied

Hide

Python Developer

Lexington Park, Maryland, United States

$55k-$126k/yr OnsiteFull Time

Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.

Design, develop, and implement software applications using Python and related stacks; obtain a Secret clearance; HS diploma or GED.

Python, JavaScript, Scala

Save

Mark Applied

Hide

Python Developer

Lexington Park, Maryland, United States

$55k-$126k/yr OnsiteFull Time

Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients

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

2mo

Save

Mark Applied

Hide

2mo

Python Developer

Woodlawn, Maryland, United States

$144k-$197k/yr OnsiteFull Time

Social Security Administration: Manages federal retirement, disability, and survivor social insurance.

1+ YOEDesign and develop large-scale Python applications with ML/LLM, data processing with NumPy/Pandas, performance analysis, collaboration, TDD, Git, SQL, security, agile practices, and cloud deployment.

Python, NumPy, Pandas, Git, Bitbucket, Visual Studio Code, PostgreSQL, MongoDB, SQL, Splunk, Dynatrace, AWS, Azure, Jenkins

1mo

Save

Mark Applied

Hide

1mo

Python Developer (Cybersecurity)

Dahlgren, Virginia, United States

OnsiteFull Time

TMC Technologies: Provides engineering and IT services to government and defense clients.

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

Save

Mark Applied

Hide

Python Developer

Fort Meade, Maryland, United States

OnsiteFull Time

Set of X: Provides specialized engineering services for U.S. national security missions.

7+ YOEBachelor's degree in Computer Science or related; 7+ years SWE experience; TS/SCI clearance with polygraph; strong Python; NiFi or Elasticsearch a plus.

Python, NiFi, Elasticsearch

2mo

Save

Mark Applied

Hide

2mo

Python/Django Developer

Bethesda, Maryland, United States

$110k-$150k/yr HybridFull Time

Black Canyon Consulting: Provides program and IT management support for federal agencies.

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

Save

Mark Applied

Hide

Python Software Developer

Ashburn, Virginia, United States

HybridFull Time

DXC TechnologyNYSE: DXC: Global provider of IT services and business technology solutions.

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

Save

Mark Applied

Hide

Senior Python Developer - Contingent

McLean, Virginia, United States

RemoteFull Time

Aretum: Provides technology-enabled mission support services for federal government agencies.

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

1mo

Save

Mark Applied

Hide

1mo

Senior Python Developer

Fairfax, Virginia, United States

OnsiteFull Time

ECSNYSE: ASGN: Provides advanced technology and engineering services to government agencies.

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

Save

Mark Applied

Hide

Python Engineer, Agentic AI

Washington or Philadelphia

$121k-$181k/yr HybridFull Time

ComcastNASDAQ: CMCSA: Provides global telecommunications, media content, and entertainment services.

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

Save

Mark Applied

Hide

Python Developer

Washington, District of Columbia, United States

OnsiteFull Time

CapgeminiEuronext Paris: CAP: Provides global business and technology transformation consulting services.

3+ YOE3+ years in data and automation engineering with Python; 3+ years SQL; 2+ years cloud platforms (Databricks, Airflow, AWS); U.S. Citizenship; able to obtain security clearance.

Python, Databricks, Apache Airflow, AWS Lambda, S3, SQL

2mo

Save

Mark Applied

Hide

2mo

Python / AI Engineer

Washington, District of Columbia, United States

OnsiteFull Time

CognizantNASDAQ: CTSH: Provides information technology consulting and business process outsourcing services.

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

Save

Mark Applied

Hide

Senior‑Level Python Developer (Python, C++)

Annapolis Junction, Maryland, United States

$155k-$175k/yr OnsiteFull Time

IDS International: Global training, logistics, and security for government agencies.

8+ YOEBachelor’s degree in computer science; 8+ years relevant experience; Python, C++, Spark; Jupyter Notebooks; JIRA, Confluence, Git/GitLab; knowledge of customer tools; active TS/SCI with Polygraph.

Python, C++, Spark, Jupyter Notebooks, JIRA, Confluence, Git/GitLab

2mo

Save

Mark Applied

Hide

2mo

CNO Python Software Engineer

Hanover, Maryland, United States

OnsiteFull Time

ManTech: Delivers technology and cybersecurity solutions to national security agencies.

7+ YOETS/SCI w/ Poly required; 7+ years of programming with BS or 11+ years with HS; Python, JSON/YAML, OOP, version control; experience in CNO context and testing.

Python, JSON, YAML, Git, Subversion, Confluence, Jira

1mo

Save

Mark Applied

Hide

1mo

Python Software Developer - Computer Vision

McLean, Virginia, United States

$25-$65/hr RemoteFull Time

USG SaaS: Develops custom software and cloud systems for government organizations.

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

Save

Mark Applied

Hide

Python Developer

Herndon, Virginia, United States

HybridFull Time

NT Concepts: Provides data and technology solutions for national security missions.

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

2mo

Save

Mark Applied

Hide

2mo

26-1083: Full Stack /Python Developer - Herndon, VA

Herndon, Virginia, United States

OnsiteFull Time

Navitas Business Consulting: Providing digital transformation and technology solutions for government organizations.

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

1mo

Save

Mark Applied

Hide

1mo

Python Software Engineer (TS/SCI with Polygraph)

Annapolis Junction, Maryland, United States

$150k-$200k/yr OnsiteFull Time

Red Alpha: Provides software engineering and data science for defense missions.

7+ YOE7+ years software engineering; BS in CS or related field; Linux CLI; Bash; Python; Rust or willingness to learn; NoSQL (MongoDB); Docker; Kubernetes; Helm; RabbitMQ; GitLab CI; Ansible; Git; TS/SCI with polygraph

Linux, Bash, Python, Rust, MongoDB, Docker, containerd, Kubernetes, Helm, RabbitMQ, GitLab CI, Ansible, Git, PostgreSQL, Jira, Confluence

2mo

Save

Mark Applied

Hide

2mo

Senior Python Software Engineer

Linthicum Heights, Maryland, United States

$170k-$260k/yr OnsiteFull Time

GliaCell Technologies: Providing software and systems engineering for the intelligence community.

6+ YOEActive TS/SCI with Polygraph clearance; U.S. citizenship; 6+ years software engineering with MS in CS (or 8+ years with BS), or 10+ years with AA, or 12+ years with high school diploma; strong communication and independent work skills.

Python, Docker, Django, Flask, MongoDB, MariaDB, REST, JSON, XML, Jira, Confluence, Git, AWS

Save

Mark Applied

Hide

Software Engineer - Python

Annapolis Junction, Maryland, United States

OnsiteFull Time

Interclypse: Provides software engineering and cybersecurity solutions for government agencies.

Develop Python/FastAPI middleware; build pipelines; implement REST API; ensure testing; participate in Agile sprints; documentation.

Python, FastAPI, REST API, Git, Agile, DevSecOps, Axway, Windows NAS, SQL, UAT

Save

Mark Applied

Hide

Software Developer (Python) II

Chantilly, Virginia, United States

$91k-$142k/yr OnsiteFull Time

Noblis: Nonprofit science, technology, and strategy firm supporting government missions.

5+ YOEActive TS/SCI clearance with SCI eligibility; strong Python development; SDLC knowledge; Git proficiency; US citizenship.

Python, Git, SDLC, Unit Testing, TDD

2mo

Save

Mark Applied

Hide

2mo

Python / AI Engineer

Washington, District of Columbia, United States

OnsiteFull Time

CognizantNASDAQ: CTSH: Provides IT consulting, digital transformation, and business process outsourcing.

3+ YOEDegree in Computer Science, Data Science, AI or related field; 3-5 years AI development; strong Python; experience with NLP, generative AI, cloud, and LLM integrations.

Python, TensorFlow, PyTorch, LangChain, LangGraph, Google Cloud, Azure, OpenAI, Databricks, Azure Cognitive Services, Cosmos DB, Azure Data Factory

1mo

Save

Mark Applied

Hide

1mo

Junior Software Engineer (Python)

Columbia, Maryland, United States

$115k-$160k/yr OnsiteFull Time

Visionist: Provides software engineering and data analytics for national security.

3+ YOEBachelor's degree in a technical field; 3 years software development; strong Python; production applications; AI concepts; Kafka; collaboration with analysts.

Python, PydanticAI, LangGraph, Apache Kafka, Elasticsearch

1mo

Save

Mark Applied

Hide

1mo

GenAI Python Systems Engineer-Manager

Chicago or Raleigh or Charlotte or Cincinnati or Cleveland or Columbia or Columbus or Dallas or Baltimore or Rochester 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 Albany or Stamford or Tampa or Atlanta or Toledo or Austin or Houston or New York or Philadelphia or Phoenix or Portland or Raleigh or Greensboro or Hartford or Miami

$99k-$232k/yr OnsiteFull Time

PwC: Providing audit, tax, and management consulting services to businesses.

5+ YOE5 years of experience; strong skills in Python, SQL, Docker; cloud experience (AWS/Azure/GCP); data architecture and engineering; leadership responsibilities.

Python, SQL, Docker, AWS, Azure, GCP, Terraform, CloudFormation, LLM, Prompt Engineering, Snowflake, Databricks

Save

Mark Applied

Hide

Jr Full Stack Developer (Python/React.js)

Reston, Virginia, United States

$70k-$100k/yr OnsiteFull Time

Inadev: Provides digital engineering and AI solutions to government and businesses.

2+ YOEBachelor's in CS/Engineering; 2+ yrs Python and React; experience with AI-assisted development; microservices; Agile/Jira; US citizen; located in DC metro area.

Python, React.js, GitHub Copilot, Microservices, JIRA, AWS, Docker, Kubernetes, PostgreSQL, MongoDB, DynamoDB

Save

Mark Applied

Hide

Software Engineer (Python/Django)

Arlington, Virginia, United States

RemoteFull Time

Allocore: Cloud platforms for government loans, grants, and fraud prevention.

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

Save

Mark Applied

Hide

Software Engineer III (Python)

Washington, District of Columbia, United States

$165k-$180k/yr OnsiteFull Time

TruistNYSE: TFC: Offers personal banking, business lending, and investment management services.

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

1mo

Save

Mark Applied

Hide

1mo

SME Full Stack Developer - Java/Python , Clearance Required

Ashburn, Virginia, United States

HybridFull Time

SourceFly: We provide IT services and workforce solutions to government clients.

5+ YOE5+ years’ full-stack development with Java/Python; security clearance (Secret); government/military domain experience.

Java, Python, Spring Boot, Docker, Kubernetes, REST, React, Angular, Vue.js, Jenkins, Gitlab CI, Harness, gRPC, RabbitMQ, Kafka, AWS, PostgreSQL, Oracle, Elasticsearch, Solr, Hadoop, Spark

Save

Mark Applied

Hide

Lead Software Engineer - Python + PySpark

Richmond or McLean or Cambridge

$179k-$225k/yr HybridFull Time

Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.

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

Save

Mark Applied

Hide

Lead Software Engineer - AIML/Python/AWS

Jersey City or Wilmington or McLean

$152k-$215k/yr OnsiteFull Time

JPMorgan ChaseNYSE: JPM: Global financial firm providing banking and investment management services.

5+ YOE5+ years software engineering; cloud AWS; Python/Java/Golang; Terraform; CS/CE/Math background.

Python, Java, Golang, Terraform, AWS

Save

Mark Applied

Hide

Senior Software Engineer, Python

Linthicum, Maryland, United States

OnsiteFull Time

CyberMaxx: Provides managed detection and response cybersecurity services to organizations.

5+ YOE5+ years Python3, 2+ years MySQL, REST APIs, data science basics; Django and ML packages a plus.

Python, MySQL, RESTful APIs, Django, Keras, TensorFlow

Save

Mark Applied

Hide

Software Engineer 2 - Grafana/Bash/Python/JavaScript

Annapolis Junction, Maryland, United States

$130k-$270k/yr OnsiteFull Time

Captivation Software: Provides specialized software engineering for the intelligence and defense communities.

8+ YOETop Secret/SCI clearance with polygraph; 8+ years SWE experience; BS CS or related discipline; 4 years experience can substitute for degree; skills in Grafana, Bash, Python, JavaScript.

Grafana, Bash, Python, JavaScript

Save

Mark Applied

Hide

Cyber Software Developer (Networking & Python), Senior Associate - TS/SCI w/poly

Chantilly, Virginia, United States

$112k-$179k/yr OnsiteFull Time

Peraton: National security and mission-critical government technology services provider.

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

1mo

Save

Mark Applied

Hide

1mo

Software Engineer - Java, Python, node.js, JavaScript, HTML (2026-0065)

Reston, Virginia, United States

OnsiteFull Time

Acclaim Technical Services: Provides language and intelligence services to U.S. federal agencies.

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

2mo

Save

Mark Applied

Hide

2mo

AI/ML Engineer - Python/GenAI/.Net/C# - Remote

Minneapolis or Washington D.C.

$73k-$130k/yr RemoteFull Time

UnitedHealth GroupNYSE: UNH: Sells health insurance and provides diversified healthcare services.

3+ YOE3+ years Python; 2+ years C#/ .NET; cloud (Azure) experience; 1+ year Terraform; 1+ year GitHub Actions; database design; undergraduate degree or equivalent.

Python, C#, .NET, SQL, FastAPI, Azure, Terraform, GitHub Actions, LangChain, LangGraph, APIs, LLMs

Save

Mark Applied

Hide

Cyber SWE - Python / Antenna

Fort Meade, Maryland, United States

OnsiteFull Time

Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.

4+ YOEDoD TS/SCI with Poly, BS in Computer Science or related field, 4+ years software engineering experience; Python, Linux; hardware/embedded knowledge preferred.

Python, Linux

Save

Mark Applied

Hide

OCO Software Developer/Engineer

Annapolis Junction, Maryland, United States

$149k-$201k/yr HybridFull Time

General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.

8+ YOE8+ years of related experience; proficient in C/C++, Python; ability to obtain TS/SCI clearance; develop cyber tools and software.

C, C++, Python, Rust, Go, Git, CI/CD

2mo

Save

Mark Applied

Hide

2mo

SOFTWARE ENGINEER - Python/RUST - 7+ yrs of Experience - TS/SCI w/Poly clearance is required - ID

Fort Meade, Maryland, United States

$172k-$206k/yr OnsiteFull Time

Halogen Engineering Group: Provides specialized engineering, cybersecurity, and program management services.

7+ YOE6-10 years of software development experience; TS/SCI with Poly clearance required; Python and Rust; Unix/Linux; containerization; CI/CD; Git; RDBMS/NoSQL; cloud a plus.

Python, Rust, Linux, Bash, MongoDB, PostgreSQL, Docker, Kubernetes, Helm, RabbitMQ, GitLab CI, Ansible, Git, Spring, Kafka, CI/CD, Jenkins, J2EE