Quant Developer (Rust) – Market-Making & Trading

GSR Markets Limited; Greater London; Hybrid; GBP 120,000 - 180,000; Full time

Benefits offered by this job

Healthcare

Dental

Vision

Retirement Planning

30 days holiday

Free lunches

Job summary

GSR Markets Limited is seeking a high-performance quant/trading engineer to design, test, and implement strategies across market-making, prop and OTC, working with traders and engineers on low-latency Rust systems. The role emphasizes strong quantitative thinking, curiosity, and ownership; expect to work on complex problems with real-time data, pricing and risk concepts, and continuous improvement.

We value the ability to write efficient code in Python/C++/Rust and to contribute to live trading

Qualifications

• Strong quantitative foundations and pricing/risk knowledge.
• Genuine interest in trading systems and market microstructure.
• Experience writing efficient code in at least one language (Python/C++/Rust).
• Solid understanding of algorithms and data structures.
• Degree in Mathematics, Physics, CS, or related field (or equivalent experience).

Responsibilities

• Research, build, and refine trading strategies across market-making, prop, and OTC.
• Analyze market microstructure and pricing to identify opportunities.
• Collaborate with traders, researchers, and engineers to deploy strategies in live systems (Rust where needed).
• Build tools and infrastructure to support research, including analytics workflows.
• Monitor live strategy performance and investigate issues in real time.

Skills

Quantitative foundations

Trading systems

Rust interest

Python/C++/Rust coding

Algorithms & data structures

Education

Bachelor's/Master's in Math, Physics, CS or related

Tools

Rust

Python

C++

Git

Job description

GSR Markets Limited is seeking a high-performance quant/trading engineer to design, test, and implement strategies across market-making, prop and OTC, working with traders and engineers on low-latency Rust systems. The role emphasizes strong quantitative thinking, curiosity, and ownership; expect to work on complex problems with real-time data, pricing and risk concepts, and continuous improvement.

We value the ability to write efficient code in Python/C++/Rust and to contribute to live trading