Haystack
← Back to Jobs
Full time
Technology
SS

Greenfield Trading Systems C# Engineer (Backend)

SIG SusquehannaSydney, Sydney🇦🇺AustraliaPosted 25 Sept 2026

Why This Role Stands Out

This hybrid role offers an exciting opportunity to shape new trading systems from the ground up, collaborating with diverse teams to drive global execution and gain invaluable experience in high-performance technology. You'll thrive here if you're a mid-senior C# engineer eager to contribute to a reputable firm with excellent benefits and a dynamic, international environment. Apply now to make a significant impact and advance your career in trading technology.

Quick Overview

Seniority
Mid Senior
Employment type
Full Time
Work mode
Hybrid
Location
Sydney, Sydney, Australia

Job Description

SIG Susquehanna is seeking a Trading Systems Developer to join the Options Technology team, driving the lifecycle of high performance trading systems. You will analyze, design and develop solutions in collaboration with traders, quants and technologists.

The role offers a Greenfield setup with APAC scaling, private healthcare and lunch allowances, plus education and donation programs. Based in Sydney or Hong Kong, you'll influence execution in a global firm.

Similar jobs