Quant jobs / Optiver

Senior Performance Researcher

A senior research role studying the path an order takes from exchange data through low-latency systems, networks and brokers to the fill. The aim is to improve real execution outcomes at a market maker.

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.

Rebuild full order lifecycles from market, order, system and network data
Design experiments to find what drives latency, rejects and fill quality
Build metrics and monitoring tools and measure production impact of changes
Reason about systems you can only partly observe
Turn findings into priorities for engineers, network teams and brokers

What they ask for

Required

Deep expertise in low-latency trading, broker/exchange technology, Linux/system performance or high-performance networking
TCP/UDP, multicast and kernel-bypass fundamentals
Strong Python and data analysis
Experience with event, time-series, log or network data
Rigorous experimentation
Clear communication

Preferred

C++
Packet analysis
Performance profiling
Experience with Chinese exchanges and brokers

Education: Not stated.
Experience: Experienced; deep expertise in low-latency systems or networking
Languages and tools: Python
C++

How to prepare

Capture and analyse packet data to measure latency distributions
Study how order entry, matching and market data feeds work at an exchange
Design a controlled experiment to compare two network or software paths
Learn Linux performance profiling and network tuning basics

What to study

The HFT Quant Developer roadmap sets out the stages for this kind of role, with free resources for each.

Open the roadmap

Apply

Read the full posting on Optiver’s site before applying: requirements, location and pay can change after we check them.

View the posting on Optiver’s site ↗

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