20 Results for

Python Jobs in Dulles, VA

Jobs

Senior Python/Web Developer-4237734 TCG Inc

Washington, DC

$130,000–$150,000 / year

TCG is recognized for treating employees well, in fact, in 2025 The Washington Post named TCG as a "Top Workplace" for the eleventh straight year based on how our employees feel about the company, the benefits TCG offers, and the work/life balance that our staff achieves. Applicants must reside within a commutable distance of Washington, D.C. REQUIRED SKILLS: A minimum of five (5) years experience with web development using HTML, CSS, JavaScript, Python, jQuery, React.js, and Angular.

3 days ago

Senior Python Developer Leidos Holdings Inc

Chantilly, VA

$131,300–$237,350 / year

Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

30+ days ago

Senior Software Engineer (Python), Intelligence Systems ANDURIL INDUSTRIES

Reston, VA

$191,000–$253,000 / year

To ensure your safety and help you navigate your job search with confidence, please keep the following critical points in mind: No Financial Requests: Anduril will never solicit payment or demand personal financial details (such as banking information, credit card numbers, or social security numbers) at any stage of our hiring process. Lead rigorous root cause analysis for identified test failures, collaborating closely with engineering teams to diagnose issues, propose solutions, and drive the implementation of effective corrective actions.

30+ days ago

Senior Software Test Engineer (Python), Intelligence Systems ANDURIL INDUSTRIES

Reston, VA

$191,000–$253,000 / year

12 days ago

Senior Application Developer - Python/AWS Diverse Agile Solutions

Washington, DC

The ideal candidate will have strong hands-on experience developing Python-based applications and microservices , building and deploying infrastructure using AWS CDK , designing workflows with AWS Step Functions , and developing secure, scalable RESTful APIs. Company: Diverse Agile Solutions, LLC (DAS) Position: Senior Application Developer / Engineer / Programmer Task Order: TO-708 Employment Type: Full-Time / Contract Work Authorization: U.S. Citizenship Required Experience Level: Senior Performance Period: Through the end of 2026, with possibility of extension.

6 days ago

Python Developer - Digital Forensics The MITRE Corporation

Mclean, VA

$158,800–$198,500 / year

Roles & Responsibilities: In this role, the selected candidate will: Lead Technical Development: Design, develop, test, and maintain Python-based applications, analytical tools, automation, and data-processing capabilities supporting digital investigations and related mission needs. With objectivity and integrity at our core, we lead federally funded research and development centers for U.S. government agencies - collaborating with industry and academia to deliver integrated, high-impact solutions that advance our nation's health, security, and prosperity.

30+ days ago

Python Lead Developer TechDigital

Washington, DC

extracting and managing access control data from platforms like Azure, SharePoint, Java, NET, WordPress, etc. Cloud and Microsoft Technologies: Proficiency with Azure services, Microsoft Graph API, and.

30+ days ago

Python - AI/ML TechDigital

McLean, VA

API and Connector Development: Experience in developing API connectors using Python for extracting and managing access control data from platforms like Azure, SharePoint, Java, NET, WordPress, etc. • Cloud and Microsoft Technologies: Proficiency with Azure services, Microsoft Graph API, and experience integrating Python applications with Azure for access control reviews and reporting.

30+ days ago

Senior Python Developer NT Concepts

Chantilly, VA

$120,336–$180,504 / year

We deliver end-to-end data and technology solutions that advance the modernization, transformation, and automation of the national security mission—solutions with real impact developed in a strong engineering culture that encourages technical growth, leadership, and creative “big idea” problem-solving. Mission Focus: As a Senior Python Developer you will have the unique opportunity to solve hard problems and help turn complex concepts into reality to advance and enhance systems supporting the defense of our nation.

30+ days ago

Data Engineer 4 (Python, AWS, SQL, GenAI) (Enterprise Platforms Technology) Capital One Financial Corp

McLean, VA

$197,300–$225,100 / year

McLean, VA: $197,300 - $225,100 for Data Engineer 4. Riverwoods, IL: $179,400 - $204,700 for Data Engineer 4. Candidates hired to work in other locations will be subject to the pay range associated with that location, and the actual annualized salary amount offered to any candidate at the time of hire will be reflected solely in the candidate's offer letter. Utilize programming languages such as Python and Spark, along with open-source relational and NoSQL databases, and cloud-based data warehousing platforms including Databricks and Snowflake.

18 days ago

Data Engineer 4 (Python, PySpark, AWS) Capital One Financial Corp

McLean, VA

$197,300–$225,100 / year

McLean, VA: $197,300 - $225,100 for Data Engineer 4. Candidates hired to work in other locations will be subject to the pay range associated with that location, and the actual annualized salary amount offered to any candidate at the time of hire will be reflected solely in the candidate's offer letter. Utilize programming languages such as Python and Spark, along with open-source relational and NoSQL databases, and cloud-based data warehousing platforms including Databricks and Snowflake.

17 days ago

Python AI/ML developer with Lang chain TechDigital

Washinton, DC

30+ days ago

DATA SCIENTIST WITH TS/SCI CLEARANCE (Python & GEOINT experience) NorthHill Technology

Springfield, Virginia

In this role, you will apply advanced analytics and data science to help modernize analytic workflows, introduce new analytic methodologies, and turn complex data into actionable insights for mission teams and decision-makers. Perform data science / data analysis to uncover relationships, trends, and mission-relevant events using GEOINT datasets (imagery, spatio-temporal datasets, and multi-source intelligence).

30+ days ago

Cloud Developer Opportunity - Python, AWS - FS Poly stanleyreid

Reston, Virginia

Founded in 2010 by a technical leader, our client fosters a unique blend of collaborative spirit and professional excellence in IT consulting. With a portfolio of over 30 contracts across Maryland and Virginia, they offer the stability of large firms while retaining a close-knit, small-company feel.

4 days ago

Enterprise - Software Engineer - Python, Kafka, Distributed Erias Ventures

Herndon, Virginia

$150,000–$265,000 / year

We are seeking engineers who wish to grow their careers and want to become part of a technically strong and growth-oriented company focused on bringing innovative solutions to the difficult mission problems facing our customers. Description As a Software Development Engineer in this role, you will focus on designing and implementing robust event-driven architectures that enhance observability and enable comprehensive tracking of events across diverse data pipelines.

30+ days ago

Software Engineer (Python/C++/FastAPI) Motion Recruitment

Lorton, VA

The ideal candidate will have 5-10 years of professional software engineering experience, with strong expertise in Python, C++, JavaScript, Typescript, Rest API, FastAPI and Linux. A public-sector consulting firm is seeking a Software Engineer to join its team in a fully onsite role.

3 days ago

Enterprise - Data Scientist - AWS, Python, Splunk Erias Ventures

Washington

Description We are seeking a Data Scientist to apply strong cyber security, data science, Defensive Cyber Operations (DCO), and networking domain knowledge to support and train cyber operational teams to leverage intelligence and coordination applications and tools. Five plus (5+) years in cyber security operations related fields with a B.S. in Information Technology, Cyber Security, or related; three (3) years relevant experience with Masters in related field; or High School Diploma or equivalent and nine (9) years relevant experience.

10 days ago

Senior Python Developer Leidos

Chantilly, Virginia

August 31, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

30+ days ago

Backend Python Engineer - Clearance Required BTI360

Tysons Corner, VA

$96,900–$247,900 / year

Experience working with NLP libraries (e.g., spaCy, NLTK, Hugging Face Transformers) and integrating with commercial or custom generative AI services such as OpenAI, Azure Cognitive Services, or proprietary models. Experience working with streaming or event-driven architectures such as SNS/SQS (preferred), Kafka, Kinesis, AWS Step Functions, or Event Bridge.

30+ days ago

Senior Full Stack Python Developer (On -Site) Lion Federal

Falls Church, Falls Church

Lion Federal is a dynamic and rapidly expanding tech company dedicated to delivering cutting-edge AI-powered solutions tailored for enterprise-level clients, including the U.S. Federal government. You will collaborate with cross-functional teams, including front-end developers, AI/ML experts, and DevOps, to ensure the seamless execution of our product’s architecture and functionality.

30+ days ago

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Python Jobs in Dulles, VA

Senior Python/Web Developer-4237734 TCG Inc

Senior Python Developer Leidos Holdings Inc

Senior Software Engineer (Python), Intelligence Systems ANDURIL INDUSTRIES

Senior Software Test Engineer (Python), Intelligence Systems ANDURIL INDUSTRIES

Senior Application Developer - Python/AWS Diverse Agile Solutions

Python Developer - Digital Forensics The MITRE Corporation

Python Lead Developer TechDigital

Python - AI/ML TechDigital

Senior Python Developer NT Concepts

Data Engineer 4 (Python, AWS, SQL, GenAI) (Enterprise Platforms Technology) Capital One Financial Corp

Data Engineer 4 (Python, PySpark, AWS) Capital One Financial Corp

Python AI/ML developer with Lang chain TechDigital

DATA SCIENTIST WITH TS/SCI CLEARANCE (Python & GEOINT experience) NorthHill Technology

Cloud Developer Opportunity - Python, AWS - FS Poly stanleyreid

Enterprise - Software Engineer - Python, Kafka, Distributed Erias Ventures

Software Engineer (Python/C++/FastAPI) Motion Recruitment

Enterprise - Data Scientist - AWS, Python, Splunk Erias Ventures

Senior Python Developer Leidos

Backend Python Engineer - Clearance Required BTI360

Senior Full Stack Python Developer (On -Site) Lion Federal

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