Quant jobs / Two Sigma

Quantitative Researcher – Execution Modeling

A hands-on research role in an execution modelling team that designs trading tactics, market impact models and scheduling across global equities and macro. It aims to cut execution costs and raise capacity.

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.

Improve order scheduling and its interaction with portfolio optimisers
Make the execution simulator match production fills and impact
Build short-horizon signals from order book, quote and trade data
Develop market impact models from seconds to several days
Design A/B tests for execution performance

What they ask for

Required

Formal quantitative training
5–15 years in execution research, algorithmic trading or market making
Deep market microstructure knowledge
Market impact or transaction cost analysis experience
Intraday market data expertise
Programming in Python, Java or C++

Preferred

PhD
Full order-by-order (L3) data experience
Machine learning applied to trading

Education: Formal quantitative training in statistics, maths, OR, economics, CS, physics or engineering; PhD a plus but not required.
Experience: 5–15 years in execution research, algorithmic trading, market making or HFT
Languages and tools: Python
Java
C++
Markets: equities, multi-asset

How to prepare

Build a market impact model from public trade data and calibrate it
Study queue dynamics, fill probability and adverse selection in limit order books
Write a simple execution simulator and compare it with realised fills
Learn transaction cost analysis and how to design execution experiments
Work with order-book data in Python or C++

What to study

The HFT 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 Two Sigma’s site before applying: requirements, location and pay can change after we check them.

View the posting on Two Sigma’s site ↗

SelfMadeQuant wrote this summary from the employer’s public posting, last checked 6 November 2026. SelfMadeQuant isn’t affiliated with Two Sigma and doesn’t handle applications.