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Sr. Python Developer

eSolutionsFirst, LLC
Mc Lean, VA Contractor
POSTED ON 4/15/2026 CLOSED ON 5/15/2026

What are the responsibilities and job description for the Sr. Python Developer position at eSolutionsFirst, LLC?

Python Full Stack Developer

Mclean, VA

Must Have Qualifications:

Must have practical experience with Python, front even technologies, React, JavaScript, and web application development, along with the capability to write effective code. Ideal candidates should have 3-7 years of relevant experience.

Job Description:

Role and responsibility:

  • Design, develop and support systems within the financial modeling and research area.
  • Design and develop new code and review existing code changes to ensure standard technology development practices are met.
  • Assist in the operational execution of software solutions to assist with the monitoring and control of market and credit risks.
  • Assist with application development and modifying and/or maintaining applications; Demonstrate knowledge of development tools and languages.
  • Assist other areas of financial research and engineering when defining requirements for systems applications. Other duties as assigned.

Minimum Requirements:

Master s degree or foreign equivalent degree in Computer Science, Software Engineering or related technical field and 2 years of experience developing analytics software applications, OR

Bachelor s degree or foreign equivalent degree in Computer Science, Software Engineering or related technical field and five years of experience developing analytics software applications,

Demonstrated knowledge of:

  • Python, Python web technologies, e.g. Flask, Dash
  • Python data processing technologies, e.g. Pandas, Numpy
  • Solid understanding on web applications, e.g. HTML, CSS, Javascript
  • Solid understanding on DB and SQL
  • Linux/Unix OS

Preferred experience:

  • Javascript framework: jQuery, data table, react
  • front-end design, CSS, tailwind
  • cloud technology, Google Kubeflow, AWS
  • Mortgage or GSE experience
  • R, Java, C, C , SAS

Hourly Wage Estimation for Sr. Python Developer in Mc Lean, VA
$55.00 to $70.00
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