Quantitative Options Trader – Systematic Strategies & Market Making

Westbury Partners; Sydney; On-site; AUD 180,000 - 250,000; Full time

Job summary

Westbury Partners in Sydney, NSW, is seeking a Quantitative Options Trader to develop and implement systematic options trading strategies and market-making activities. The role focuses on turning research into real-time trading performance and requires strong coding and quantitative skills.

Candidates should have 2+ years of systematic options trading experience, a STEM degree, and proficiency in Python and/or C++.

Qualifications

• 2+ years of systematic options trading experience in liquid markets.
• Bachelor's degree or higher in Mathematics, Engineering, Physics, Computer Science, or related STEM field.
• Strong Python and/or C++ programming skills and solid quantitative abilities.

Responsibilities

• Develop and implement systematic options trading strategies.
• Backtest and analyse historical performance to improve strategies and execution.
• Monitor real-time risk, exposures, and trading results.
• Generate insights from large datasets to inform decisions.
• Own independent research projects from idea to implementation.
• Collaborate with traders and other quantitative professionals.

Skills

Systematic options trading

Python

C++

Quantitative analysis

Research & backtesting

Education

STEM degree

Tools

Python

C++

Job description

Quantitative Options Trader – Systematic Strategies & Market Making

Westbury Partners – Sydney NSW

Full time

3d ago , from E-Financial Careers Australia

Drive systematic options trading through quantitative research, strategy development, market analysis, and real-time risk management, using advanced modelling and technology to generate measurable trading performance.

What You’ll Do:

• Develop and implement systematic options trading strategies.
• Combine quantitative research, market observation, and trading intuition to identify opportunities.
• Analyse historical performance to improve strategies and execution.
• Monitor and manage trading and risk exposures in real time.
• Build hypotheses, design experiments, and backtest potential strategies.
• Generate actionable insights from large datasets and market information.
• Take ownership of independent research projects from idea through implementation.

Your Responsibilities Will Include:

• Managing a proprietary options trading book.
• Researching and implementing systematic trading ideas.
• Applying mathematical and statistical techniques to financial datasets.
• Developing quantitative models to evaluate trading opportunities and market behaviour.
• Conducting rigorous backtesting and performance analysis.
• Identifying opportunities to improve execution and strategy performance.
• Collaborating with traders and other quantitative professionals.
• Balancing research innovation with disciplined risk management and measurable outcomes.

Why Join Us:

• Work directly within a sophisticatedoptions market-making and systematic trading environment.
• Apply quantitative research to real‑world trading decisions.
• Gain exposure to liquid Asian index options and complex market dynamics.
• Combine technology, mathematics, statistics, and market insight to solve challenging problems.
• Enjoy significant ownership and independence in developing new trading ideas.
• See your research translated directly into strategies and measurable trading results.

About You:

• 2+ years of systematic options trading experience , ideally within Korean or other liquid Asian index markets.
• Proven experience designing and implementing trading strategies through quantitative research.
• Bachelor's degree or higher inMathematics, Engineering, Physics, Computer Science , or another STEM discipline.
• Strong Python and/or C++ programming skills.
• Excellent quantitative, analytical, mathematical, and statistical abilities.
• Comfortable interpreting and working with large datasets.
• Experience developing mathematical and statistical models.
• Independent, proactive, and capable of driving research projects.
• Strong communication and collaboration skills.
• Passionate about solving complex problems and delivering measurable results.

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