We are partnering with a leading financial services organisation to appoint a Senior Software Engineer within their Electronic FIX Trading division. This is a unique chance to work at the intersection of technology and markets, delivering high-performance trading solutions while collaborating closely with traders, quantitative analysts, and engineering teams.

Key Responsibilities

- Design, develop, and support electronic trading solutions across Fixed Income products.
- Build scalable, resilient, and high-performance pricing and execution services.
- Develop and maintain electronic RFQ, quoting, pricing, and execution workflows.
- Integrate trading platforms with market venues, market data feeds, pricing engines, risk platforms, and downstream systems.
- Develop and maintain connectivity using FIX and other financial messaging protocols.
- Support and enhance ION-based trading technologies and integrations.

About You

- Strong software engineering expertise in Java and/or C++.




- Proven experience developing electronic trading systems within financial markets.
- Solid understanding of Fixed Income products and electronic trading workflows.
- Experience building or supporting pricing, quoting, RFQ, and execution platforms.
- Strong knowledge of FIX protocol, market connectivity, and financial messaging.
- Experience designing distributed, event-driven, and real-time systems.
- Strong Linux and production support engineering skills.

Highly Regarded

- Experience with ION electronic trading platforms.
- Knowledge of ION components including Curve Server, PXE, VMQ, and Gateway.
- Understanding of Fixed Income pricing, curve construction, and pricing engines.
- Exposure to Government Bonds, Credit, and Rates products.
- Experience with Bloomberg technologies and market data platforms.
- Knowledge of KDB+/q and real-time analytics platforms.

📌 Senior Software Engineer (Southern Sydney)
🏢 Profusion
📍 Southern Sydney