Quant jobs / Susquehanna International Group (SIG)

Quantitative Research Internship – PhD: Summer 2027

A summer internship that mirrors the work of full-time staff, run in the US with Hong Kong placement after graduation. You build alphas on a real trading strategy.

What you’d work on

Our reading of the posting: what a new hire in this role would most likely spend their first months on.

Model market behaviour with probability, statistics and machine learning
Backtest ideas on historical data and revise them
Implement strategies in a simulated competition
Rotate through different parts of the business

What they ask for

Required

PhD in a quantitative field
Excellent logical reasoning
Python on large datasets
Clear communication
Interest in strategic games

Preferred

C++ or another low-level language

Education: PhD student (penultimate or final year) in maths, physics, statistics, EE, CS, OR or economics
Experience: Students in a penultimate or final year
Languages and tools: Python
C++

How to prepare

Build a signal study with strict out-of-sample tests
Practise probability and statistics problems
Write efficient Python for large datasets
Play strategy games to sharpen decision skills

What to study

The Quantitative Researcher roadmap sets out the stages for this kind of role, with free resources for each.

Open the roadmap

Apply

Read the full posting on Susquehanna International Group (SIG)’s site before applying: requirements, location and pay can change after we check them.

View the posting on Susquehanna International Group (SIG)’s site ↗

SelfMadeQuant wrote this summary from the employer’s public posting, last checked 6 November 2026. SelfMadeQuant isn’t affiliated with Susquehanna International Group (SIG) and doesn’t handle applications.