Senior Python Developer

Job Summary

Job Category: Python Developer

Job Type: Hybrid

Job Location: McLean Virginia

Compensation: Depends on Experience

W2: W2-Contract Only;
Kindly note that applications on a C2C basis will not be considered for this role.

We are seeking a highly experienced Python Developer with 12+ years of overall IT experience
, including 5+ years of deep, hands-on Python development
, to design and build scalable, high-performance RESTful APIs
. This role focuses on backend API development using Flask or FastAPI and strong application design principles.

The ideal candidate is a solid problem-solver with a strong foundation in object-oriented programming
, experience building production-grade APIs, and the ability to work collaboratively in a fast-paced environment. While cloud exposure is limited in this project, familiarity with AWS and modern Dev Ops practices is a plus.

• Design, develop, and maintain RESTful APIs using Python and Flask or FastAPI
• Apply strong object-oriented design principles to build clean, reusable, and maintainable code
• Develop backend services that are scalable, secure, and high-performing
• Collaborate with product owners, architects, and frontend teams to deliver end-to-end solutions
• Write efficient, well-tested, and production-ready Python code
• Implement unit and integration tests to ensure code quality and reliability
• Debug, troubleshoot, and resolve complex technical issues
• Participate in code reviews and contribute to best practices
• Maintain technical documentation and support ongoing enhancements

• 12+ years of overall IT experience
• 5+ years of strong, hands-on experience in Python development
• Proven experience building REST APIs using Flask or FastAPI
• Strong understanding of object-oriented programming (OOP) concepts
• Experience developing production-grade backend services
• Solid debugging and problem-solving skills
• Strong communication and collaboration abilities

• Experience with Python libraries such as Pandas and Num Py
• Exposure to Fin Tech or financial domain projects
• Familiarity with AWS cloud services
• Experience with containers (Docker, Kubernetes)
• Experience with testing frameworks (Pytest, Unittest, Behave)