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Senior Software Engineer (Python)

New York, NY Full-time On-site 12/20/2025 Job ID: 000004
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Python NumPy Pandas Polars Cython

Summary

What you’ll impact

A quantitative trading firm is looking for a Senior Python Engineer to architect and build the critical data science backbone that fuels their research and execution.

Responsibilities

What you'll do

  • Own the core Python platform
  • Build systems that support quants and traders, handling petabytes of data on a hybrid CPU/GPU infrastructure
  • Responsible for the entire system lifecycle, from initial design to production
  • Architect for automation, robustness, and observability to ensure seamless performance in extreme market conditions
  • Work side‑by‑side with quantitative researchers to accelerate research and solve complex problems that improve daily operations

Requirements

What you’ll bring

  • An experienced engineer with a track record of building and scaling robust, distributed systems
  • Strong command of Python, with hands‑on experience using key libraries like NumPy, Pandas/Polars, and Cython
  • Proficiency with containerization technologies such as Docker and Kubernetes
  • Experience with orchestration tools like Ansible, Terraform, or Airflow

Ready to Move Forward?

Apply now and our recruiting team will reach out with next steps, interview guidance, and client insights tailored to this role.