C# Developer (Quantitative Trading System @ Sydney) We’re Hiring: C# Developer – Quantitative Trading Systems

Sydney | On-site

My client is a leading global quantitative trading firm and market maker, combining advanced technology, quantitative research, and deep market expertise to trade listed products across global markets.

They are seeking a

C# Developer

to join their

Trading technology team , developing trading platforms that support the desk’s efficiency and profitability across Asian markets, from Japan to India.

This is not a generic software-development position. The successful candidate will work directly with

traders, quantitative researchers, and engineers

to build

high-performance distributed systems , implement quantitative trading models and signals, and develop technology supporting real-time market monitoring and trading decisions.

What You’ll Do

Develop high-performance

C# trading systems , including distributed server-side platforms and front-end applications

Build technology for processing and monitoring real-time market activity

Develop systems that support rapid trading decisions and intelligent order execution

Work closely with quantitative researchers to implement

trading models and signals

Partner directly with traders to understand requirements and improve trading efficiency





Collaborate with other engineering teams to deliver integrated trading solutions

Support trading strategies across Asian, US, and European markets

Core Requirements

Degree in

Computer Science

or another relevant discipline, or equivalent experience building complex systems

At least

2 years of professional development experience

using

C#

or a similar object-oriented language

Strong software-engineering and problem-solving skills

Experience developing complex, reliable production systems

Strong interest in working on

financial and quantitative trading systems

Ability to collaborate closely with traders, quantitative researchers, and engineers

Good to Have

Experience developing

distributed systems or web services

Knowledge of cloud technologies

Experience working within a

Linux environment

Programming experience with

Python or C++

Experience developing front-end applications using

WPF

or other user-interface technologies

Previous exposure to financial markets, electronic trading, or quantitative strategies

An understanding of listed products, derivatives, or market-making workflows

Incentives Our client offers competitive compensation packages, comprehensive advantages including health benefits and bonus package working in a fast paced environment.

📌 C# Developer (Sydney)
🏢 BAH Partners
📍 Sydney