Vacancies

Senior Python Developer

Senior Python Developer
PETADATA
Country flag
West lake hills, Texas, United States
Classification symbol Information Technology
H-1B
All other/unspecified
Job posted on May 27, 2026
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Job Description:
Job Title: Senior Python DeveloperExperience: 15+ YearsLocation:TX (Onsite)

Work type: C2C

Visa Type: US Citizen, H1B,H4-EAD

Job Summary

We are seeking an experienced Senior Python Developer with 15+ years of expertise in building scalable and high-performance applications. The ideal candidate should have strong experience in backend development, APIs, and cloud technologies.

Roles & Responsibilities

  • Design, develop, and optimize Python-based analytics platforms supporting portfolio performance, risk, and attribution calculations.
  • Build and enhance calculation engines and batch processing pipelines for analyzing equity and fixed income portfolios.
  • Work with large-scale financial and time-series datasets, ensuring high levels of accuracy, performance, and auditability.
  • Collaborate closely with quantitative analysts and investment teams to translate complex financial models into scalable, production-ready Python solutions.
  • Maintain and support applications in Linux and cloud environments, ensuring reliability, scalability, and efficiency.
  • Implement best practices in software development, including unit testing, code optimization, and maintainability.
  • Continuously improve system performance and enhance analytics frameworks to meet evolving business needs.

Required Qualifications
  • Bachelor s or Master s degree in a quantitative or computational field such as:
    • Computer Science
    • Applied Mathematics
    • Statistics
    • Financial Engineering / Financial Mathematics
  • 5+ years of hands-on experience in Python development, preferably in analytics, data engineering, or quantitative domains.
  • Strong expertise in:
    • Python (NumPy, Pandas, SciPy)
    • SQL for data analysis and querying
    • Linux/Unix environments
    • Shell scripting for automation
  • Proven experience in designing and implementing computationally intensive systems for financial or data-driven applications.
  • Solid understanding of software engineering principles, including:
    • Modular design
    • Version control (Git)
    • Testing frameworks
    • Performance tuning
  • Strong communication skills with the ability to work effectively with cross-functional teams including quantitative researchers and business stakeholders.
  • Demonstrated interest in financial markets, data analytics, and quantitative problem-solving.

Key Skills (Highlights)

  • Python (NumPy, Pandas, SciPy)
  • Financial Analytics & Quantitative Modeling
  • SQL & Data Analysis
  • Linux / Unix & Shell Scripting
  • Performance Optimization & Scalable Systems
  • Time-Series Data Processing
  • Cloud & Batch Processing Pipelines
  • Software Engineering Best Practices

We offer a professional work environment and are given every opportunity to grow in the Information technology world.

Note

Candidates are required to attend Phone/Video Call / In-person interviews and after Selection of candidate (He/She) should go through all background checks on Education and Experience.

Please email your resume to: jhansib@petadata.co /keshini@petadata.co

Contact No: 510-279-6667 /510-279-6980

After carefully reviewing your experience and skills one of our HR team members will contact you on the next steps.
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