Full-Stack Python Engineer

Job Title: Full-Stack Python Engineer
- Financial Analytics

Location: McLean, VA (On-site)

Employment Type: Contract (W2 through Zip Staff
- No C2C or 1099)

Zip Staff is seeking a Full-Stack Python Engineer for financial modeling, analytics, and research systems at a leading housing-finance organization.

You will build and support applications used to monitor market and credit risk. This is a hands-on Python and web seat - not a data-science research role and not a front-end-only role.

• Design, develop, and support systems in financial modeling, analytics, and research.
• Write new code and review changes against standard engineering practices.
• Support operational execution of software used to monitor and control market and credit risk.
• Modify and maintain analytics applications.
• Help financial research and engineering define application requirements.

• 5+ years developing analytics software applications, or a Master's in Computer Science, Software Engineering, or a related field with 2+ years.
• Bachelor's or Master's in Computer Science, Software Engineering, or a related technical field.
• Practical Python
  , including web technologies (
  Flask, Dash
  ) and data processing (
  Pandas, Num Py
  ).
• Web applications:
  HTML, CSS, Java Script , and the ability to write production code (React is in the must-have line).
• SQL and relational databases.
• Linux / Unix.
• Demonstrated knowledge of quantitative finance.
• Ability to work on-site in McLean, VA.
• Must be legally authorized to work in the United States without sponsorship now or in the future.

• AI experience, including LLMs used to build agentic applications.
• JavaScript frameworks (jQuery, Data Tables, React) and front-end design (CSS, Tailwind).
• Cloud:
  Google Kubeflow or AWS.
• Fixed income, accounting, or capital markets.
• Mortgage or housing-finance (GSE) experience.
• R, Java, C, C++, or SAS.

• Health Insurance.
• Dental Insurance.
• Vision Insurance.
• 401(k) + 401(k) matching.
• Paid time off.
• Referral Program.

Zip Staff partners with leading organizations to connect skilled technology professionals with high-impact contract opportunities. We focus on quality matches, clear communication, and long-term success for candidates and clients.