Senior Python Engineer for Quant Trading & Analytics

Westbury Partners; Hong Kong; On-site; HKD 600,000 - 1,200,000; Full time

Job summary

Westbury Partners seeks a Senior Python Engineer to build high-performance Python systems powering quantitative research, systematic trading, automation, analytics, and risk workflows. You will collaborate with traders, researchers, and engineers in a sophisticated tech environment, owning projects through the full software lifecycle.

You will develop scalable tools, enable large-scale computations, and optimize latency, throughput, and maintainability, while applying modern testing, CI/CD, and

Qualifications

• 5+ years of professional software engineering experience with Python.
• Strong knowledge of numerical computing and data-processing technologies.
• Experience with automated testing and CI/CD pipelines.
• Familiarity with Docker, Kubernetes, and Linux.

Responsibilities

• Engineering Python-based platforms that take research and trading ideas from prototype to production.
• Create business-critical applications for risk management and operational workflows.
• Develop research tooling for distributed computing and large-scale quantitative analysis.
• Implement reliable automation solutions that improve productivity and efficiency.
• Gather requirements and translate complex stakeholder needs into practical software.
• Maintain robust, scalable systems across Linux, Docker, and Kubernetes environments.
• Work with Pandas, NumPy, SciPy, Celery, Dask, and Spark to advance analytics.
• Continuously improve software performance, reliability, testing, and deployments.

Skills

Python

CI/CD

Distributed systems

Performance optimization

Stakeholder requirements

Tools

Docker

Kubernetes

Linux

Pandas

NumPy

SciPy

Celery

Dask

Spark

Job description

Westbury Partners seeks a Senior Python Engineer to build high-performance Python systems powering quantitative research, systematic trading, automation, analytics, and risk workflows. You will collaborate with traders, researchers, and engineers in a sophisticated tech environment, owning projects through the full software lifecycle.

You will develop scalable tools, enable large-scale computations, and optimize latency, throughput, and maintainability, while applying modern testing, CI/CD, and