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C++/C# High-Performance Trading Systems Engineer

Susquehanna International Group, LLPSydney, Sydney🇦🇺AustraliaPosted 30 Aug 2026

Quick Overview

Seniority
Mid Senior
Employment type
Full Time
Work mode
Hybrid
Location
Sydney, Sydney, Australia
C#C++Python

Job Description

Susquehanna International Group, LLP is seeking a Software Engineer for our Options Trading desk in Sydney. You will help develop market making strategies, work on high-performance back-end systems, and collaborate with traders and researchers to optimize real-time analytics.

The role emphasizes C++ development, design/profiling, OOP and multithreading, with opportunities to use C#, Python and other languages as needed, in a fast-paced financial tech environment.

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