Senior Python Developer
NT Concepts · Chantilly, VA · United States · On-site
Pay: USD 120,336 – 180,504 a year
Posted Aug 27, 2026
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We are seeking a Senior Python Developer to join our team. Working at NT Concepts means that you are part of an innovative, agile company dedicated to solving the most critical challenges in National Security. We’re looking for the best and the brightest to join us in supporting this mission. If meaningful work, initiative, creativity, and continuous self-improvement are important to your career, join our growing team and discover What's Next for you.
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. You will be part of a solutions-oriented, cross-functional modern agile team designing and developing custom applications and components to support innovative data science capabilities.
Location/Flexibility: Chantilly, VA and Vienna, VA with remote flexibility. Must be local to the DC Metro area.
Clearance : Active TS/SCI
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. You will be part of a solutions-oriented, cross-functional modern agile team designing and developing custom applications and components to support innovative data science capabilities.
RESPONSIBILITIES
Technical members of our solutions teams require little guidance, but love to learn, collaborate, and problem solve. This position requires a mid to senior level of experience, a passion for developing solutions and solving problems, and a strong desire to solve our customers’ hardest technical and data challenges.
The Senior Python Developer will be responsible for the following:
Support design, development, implementation and maintenance recommendations for software systems
Design, develop, test, debug and document solutions with direction from senior team members from other practices including data science and DevSecOps
Ensure compliance with software design, development, testing, integration and sustainment standards
Research technology solutions, prioritize assignments, and work to resolve issues based on customer and business requirements
Ensure that products are designed and developed for scalability, robustness, maintainability, and interoperability
Create, implement and adopt industry Design & Development Best Practices
QUALIFICATIONS
Clearance : Active TS/SCI
5+ years of experience with Python or other programming languages (e.g., Java, C#, GoLang)
Ideal candidates will have experience working with PyTorch, PyTest and supporting machine learning efforts
Experience with API design and implementation that conforms with REST standards
Experience with Cloud Providers (AWS, GCP, and Azure) preferably AWS
Demonstrated proficiency with Git version control systems specifically GitLab CI/CD
Proficient working in…