C# Developer (Quantitative Trading System @ Sydney)

We’re Hiring: C# Developer – Quantitative Trading Systems

Sydney | In office

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 benefits including health benefits and bonus package working in a fast paced environment.

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📌 C# Developer (Quantitative Trading System @ Sydney)
🏢 BAH Partners
📍 Sydney