Senior Quant & Product Owner - Trading Systems

Gravity Markets Limited; Hongkong; Remote; HKD 1,200,000 - 1,800,000; Full time

Job summary

Gravity Markets Limited in Hong Kong seeks a senior quantitative leader and product owner to design and own high-integrity trading strategies with execution quality and risk controls. You will bridge research and production, writing performant Python/C++ code and owning end-to-end validation of models and live results.

The role requires deep quantitative skills, experience with market infrastructure, and a strong product mindset to align trading, margining, liquidation, and risk-related features

Qualifications

• Senior ICs with strong product leadership and deep quantitative skill.
• Experience building or operating trading venues, exchanges, or market infrastructure.
• Background in quantitative trading or market-making with end-to-end ownership.
• Product management capability: owning outcomes end-to-end and cross-functional alignment.
• Understanding of margining, liquidation, leverage, and systemic risk mechanics.
• Comfort owning live P&L in production and communicating complex reasoning clearly.

Responsibilities

• Design and own highly consistent quantitative strategies across trading, MM, and alpha generation.
• Ensure models and parameters form a harmonious system ensuring global efficiency.
• Own end-to-end correctness, backtesting, and live performance of strategies.
• Lead risk controls to minimize adverse effects, including slippage and edge cases.
• Act as first line of defense for user, partner, and internal feedback on quantitative behavior.
• Lead cross-functional engineering work to scale research pipelines and low-latency data inputs.
• Validate implementations through deep testing in non-production and production environments.
• Own post-launch behavior, refining models based on observed outcomes and feedback.

Skills

Trading systems

Quantitative modeling

Python/C++

Backtesting

Risk management

Tools

Python

C++

SQL

Job description

Gravity Markets Limited in Hong Kong seeks a senior quantitative leader and product owner to design and own high-integrity trading strategies with execution quality and risk controls. You will bridge research and production, writing performant Python/C++ code and owning end-to-end validation of models and live results.

The role requires deep quantitative skills, experience with market infrastructure, and a strong product mindset to align trading, margining, liquidation, and risk-related features