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Trader / Quant Trader

Marathon Trading LLC

Division / Location / Company Description

Marathon Trading is a proprietary trading firm focused on U.S. derivatives markets. Our mission is simple, maximize returns while managing risk. We believe great trading creates opportunity, the opportunity to build personal wealth, support our families, and give back to causes that matter to our team.

Our success comes from talented people who work hard, think independently, and collaborate to capitalize on opportunities in the market. Marathon offers a fast paced, intellectually challenging environment where performance, curiosity, and initiative are rewarded.

Position Description

Marathon Trading is seeking a Trader / Quant Trader to join our trading team in Radnor, PA.

This role is ideal for candidates currently completing, or recently graduated from, a Master’s program in Quantitative Finance, Financial Engineering, Applied Mathematics, Statistics, Computer Science, or a similar discipline (for example Carnegie Mellon, Princeton, Columbia, MIT, NYU, or similar programs).

You will work closely with experienced traders and quants in a flat, collaborative team structure, gaining direct exposure to live trading, strategy development, and quantitative research.

This role may be structured as either a full time position or internship for the right candidate.

What You’ll Be Doing

• Support traders in managing and monitoring the firm’s derivatives trading book
• Monitor market volatility, liquidity, and macro events and communicate meaningful changes in real time
• Analyze positions and recommend adjustments based on market conditions and risk exposures
• Conduct quantitative research on options markets and develop trade ideas for the trading desk
• Assist with trade execution under the supervision of senior traders
• Build and improve tools, algorithms, and automated processes related to volatility trading
• Apply data analysis and quantitative techniques, including machine learning where appropriate
• Research and evaluate new technologies that could improve trading infrastructure or performance
• Contribute across the full research lifecycle, from idea generation and prototyping to production implementation and performance analysis

Qualifications

We are looking for highly motivated individuals who enjoy solving difficult problems and working in fast moving markets. We value intellectual curiosity and strong analytical thinking as much as prior knowledge.

Preferred Qualifications

• Currently enrolled in or recently graduated from a Master’s program in Quantitative Finance, Financial Engineering, Applied Mathematics, Statistics, or Computer Science

• Prior internship experience at a trading firm or hedge fund (examples include SIG, Citadel, Jane Street, HRT, DRW, Optiver, etc.) is a plus

• Strong interest in derivatives, volatility trading, and market microstructure

• Demonstrated ability to think probabilistically and identify edge in markets

• Strong programming skills, particularly in Python, and experience with C#, C++, or SQL

• Familiarity with data analysis, statistical modeling, or machine learning techniques

• Knowledge of electronic trading systems or market structure is helpful but not required

In your cover letter, please include a brief description of your experience engaging with financial markets and managing risk. This may include trading your own capital, participating in trading activities within an organization, or other relevant market exposure.

Candidates who are genuinely passionate about trading and quantitative markets typically already have some form of practical experience, so we encourage you to highlight any direct involvement you have had in developing, testing, or executing trading ideas..

Position Details

Number of Openings: 1

Position Location:
Marathon Trading LLC
100 Matsonford Rd
Building 4, Suite 255
Wayne, PA 19087

Transportation: Accessible via regional rail from Center City Philadelphia

Travel Required: No

Compensation & Benefits

• Competitive salary plus performance based bonus
• Daily breakfast, snacks, and lunch provided
• On site company gym with full access
• Meal assistance program

Approximate Hours Per Week: ~50