C#/C++ Software Developer (Quoting)

Sig Susquehanna

📍 Australia, New South Wales, Australia

Full time Computer Occupations Posted February 23, 2026

Job Description

JOB DESCRIPTION
Overview

Susquehanna International Group is seeking a Software Engineer to join our Options Trading desk, where you will primarily work on our market making strategies.

Susquehanna technologists are at the heart of where cutting-edge technology meets the fast-paced world of trading. Our growing teams build some of the most powerful trading systems in the financial industry and solve complex problems in a constantly changing environment. 

From large-scale computations, real-time systems, high-performance computing to petabytes of data, we integrate sophisticated coding techniques with innovative engineering ideas. We design and optimize systems that can process massive amounts of data while ensuring high performance and stability. Collaborating with traders and quantitative researchers, our systems engineers, network architects, technical analysts, and software developers create competitive edge through best-in-...