Execution Quant Researcher / trader – Global Equities / Execution/ / Global Hedge Fund / Hong Kong

BAH Partners Limited; Hong Kong; On-site; HKD 1,000,000 - 2,000,000; Full time

Job summary

BAH Partners Limited is hiring an Execution-focused Quant Researcher to join a systematic equities team. The role concentrates on execution research, market microstructure, and trading technology across APAC and global markets.

The candidate will improve how portfolio decisions translate into live trades, optimizing execution quality, reducing transaction costs, and enhancing trading performance. Strong Python and quantitative skills are essential.

Qualifications

• 3–10 years of work experience in related fields.
• Background in execution research, electronic trading, or quant development.
• Strong Python and quantitative skills.
• Good understanding of equity market structure and execution.
• Experience with live trading systems and large trading datasets.
• Exposure to Transaction Cost Analysis (TCA) or FIX is considered a plus.

Responsibilities

• Improve how portfolio decisions translate into live trades to optimise execution quality and reduce costs.
• Direct impact on execution quality and trading P&L.
• Work closely with the PM in a high-visibility role across research and production trading.
• Shape the execution framework as the strategy scales.

Skills

Python

Quantitative skills

Execution research

Electronic trading

Systematic trading

Market making

Quant development

Problem solving

APAC equities

Tools

FIX protocol

Low-latency trading

Smart order routing

Trading infrastructure

Job description

A leading global hedge fund is hiring an Execution-focused Quant Researcher to join a systematic equities team trading across APAC and global markets.This role sits at the intersection of execution research, market microstructure and trading technology. Rather than focusing primarily on alpha generation, you will improve how portfolio decisions translate into live trades—optimising execution quality, reducing transaction costs, and improving trading performance.What We’re Looking ForIdeally 3-10 years of work experienceBackground in execution research, electronic trading, systematic trading, market making or quant developmentStrong Python and quantitative skillsGood understanding of equity market structure and executionComfortable working with live trading systems and large trading datasetsStrong problem-solving skills and ability to work independentlyExperience in any of the following:Transaction Cost Analysis / TCAFIXLow-latency tradingAPAC equitiesSmart order routingSignal researchTrading infrastructure or data pipelinesWhy This RoleDirect impact on execution quality and trading P&LStrong blend of research, engineering and execution tradingWork closely with the PM in a high-visibility roleBroad ownership across both research and production tradingFlat, collaborative environment with limited bureaucracyOpportunity to help shape the execution framework as the strategy continues to scaleThis would suit someone who enjoys solving real trading problems and wants a role closer to the market than a traditional research or engineering position.If you are interested in learning more, please reach out at [e-mail] for a confidential chat.