Nine Mile
Sydney, Australia
Nine Mile is an electronic principal trading firm focused on market-making and arbitrage opportunities globally. Technology is at the forefront of our business, powering Nine Mile's unified global trading platform and the micro-decisions required for successful trading.
Nine Mile's scale and efficiency allow us to be nimble, responding quickly to market opportunities and regulatory changes, whilst operating within a robust operational risk management framework.
At our heart, it's our people that power Nine Mile – our strategy, technology, and relationships.
We are proud to have a team of highly motivated, intelligent individuals who strive to solve complex problems through creative, sophisticated technology in an open, meritocratic environment.
The Role
Join Nine Mile's APAC ETF Market Making team as a Trader, based in Sydney, with a primary focus on the Taiwan and Hong Kong ETF markets.
Key responsibilities include:
Developing and executing trading strategies across ETFs listed and underlying in Taiwan and Hong Kong.
Applying advanced ETF pricing models, fair value calculation, and NAV estimation across Taiwan and Hong Kong trading sessions
Identifying and exploiting arbitrage opportunities between local ETFs, their underlying constituents, and related derivative instruments
Researching and developing new systematic trading opportunities within Taiwan and Hong Kong ETF markets




Collaborating closely with the broader market-making team
Designing, implementing, and enhancing algorithmic trading strategies and execution tools tailored to local market microstructure
Proactively engaging with regulators, issuers, exchanges, and brokers across Taiwan, Hong Kong, and the wider APAC region
What You Will Bring
2+ years of relevant trading experience at a High-Frequency Trading or Market Making firm, ideally with direct exposure to ETFs
Strong knowledge of ETF mechanics, pricing, NAV calculation, index replication, creation/redemption flows, and arbitrage strategies
Familiarity with Taiwan and/or Hong Kong market structure, trading rules, and settlement conventions.
Proficiency in Python
Highly advanced capability in probability and statistics
Excellent numerical, analytical, and problem-solving skills
A genuine passion for financial markets, particularly systematic and quantitative trading
Robust academic record in Mathematics, Engineering, Physics, Econometrics, Computer Science, or a related discipline
Our Culture
At Nine Mile, we operate in a highly competitive and dynamic environment. Our success depends not only on our vision, technology, and strategies, but on the people who bring them to life every day.
We foster a culture that rewards open interaction, rigorous problem-solving, creativity, and teamwork. We believe helping others succeed is as important as individual achievement.

📌 Etf Trader (Hong Kong & Taiwan) (New South Wales)
🏢 Nine Mile
📍 New South Wales