JOB DETAILS

Application Support Engineer (Post Trade Technology)

CompanySusquehanna International Group, LLP (SIG)
LocationSydney
Work ModeOn Site
PostedApril 23, 2026
About The Company
At Susquehanna, we approach quantitative finance with a deep commitment to scientific rigor and innovation. Our research leverages vast and diverse datasets, applying cutting-edge machine learning to uncover actionable insights and driving data-informed decisions from predictive modeling to strategic execution. Today, Susquehanna has over 3,500 employees in 17+ global locations. While we have grown in size and expanded our reach, our collaborative culture and love for gaming remains.
About the Role
Overview

Susquehanna is seeking an Application Support Engineer to join the trading technology team in Hong Kong. In this role, you will perform support, deployment, and automate tasks related to the management of Susquehanna's Post Trade Technology systems throughout the Asia Pacific region. 

 

The position offers the opportunity to be involved in scripting and automation tasks to improve the monitoring, management, and deployment of Post Trade Technology systems on both the Windows and Linux operating systems. You'll get exposure to state-of-the-art trading systems and work as part of a high-performing team. This is a fantastic opportunity for someone who wants to grow and develop their skillset in a well-established HFT environment 


What we're looking for
  • 5+ years of hands-on experience in application support, including deployment, production support, and system monitoring 
  • Minimum 3 years of commercial experience within the financial services industry, with a strong focus on Post-Trade Technology applications and processes 
  • Demonstrated strong technical capability, including experience with one or more of the following: scripting, C#, Python, SQL, or other relevant programming languages 
  • Proven experience supporting applications across both Windows and Linux operating environments 
  • Solid understanding of trade processing lifecycles, including Operations and Middle Office processes, and experience providing first-line support in a time-critical, high-volume environment 
  • Degree in Computer Science or a related technical discipline is preferred 

 

What’s in it for you 

  • Make a meaningful impact – Work in a highly collaborative, proactive environment where you can leverage your expertise, take ownership, and directly influence outcomes 
  • Greenfield opportunity – Join a newly created role with the chance to shape solutions as we scale our Post Trade Technology function across APAC 
  • Health & wellbeing support – Comprehensive private healthcare and wellness initiatives 
  • Daily office lunch allowance to support flexible, on-site working 
  • Employee Assistance Program (EAP) and Education Assistance Program to support personal wellbeing and ongoing professional development 
  • Matched charitable donations and access to corporate discounts 

 

About Susquehanna 

Susquehanna is a global quantitative trading firm powered by scientific rigor, curiosity, and innovation. Our culture is intellectually driven and highly collaborative, bringing together researchers, engineers, and traders to design and deploy impactful strategies in our systematic trading environment. To meet the unique challenges of global markets, Susquehanna applies machine learning and advanced quantitative research to vast datasets in order to uncover actionable insights and build effective strategies. By uniting deep market expertise with cutting-edge technology, we excel in solving complex problems and pushing boundaries together. 

 

What we do  

Susquehanna’s deep integration of trading, technology and quant research makes us experts in trading essentially all listed financial products and asset classes, with a focus on derivatives. We handle millions of trading transactions around the world every day as both a market maker and market taker. Our efforts provide liquidity and ensure competitive prices for buyers and sellers. While our presence in the market is broad, our trading desks are highly specialized to allow for a deep understanding of the unique drivers of each asset class. 

 

Equal Opportunity statement 
We’re committed to building a diverse and inclusive workplace. We encourage candidates from all backgrounds to apply and are happy to provide reasonable accommodations during the hiring process.

 

#LI-AK1

Key Skills
Application supportDeploymentProduction supportSystem monitoringScriptingC#PythonSQLWindowsLinuxTrade processingOperationsMiddle officeAutomationFinancial services
Categories
TechnologyFinance & AccountingSoftwareData & AnalyticsEngineering
Benefits
Private healthcareWellness initiativesDaily office lunch allowanceEmployee Assistance ProgramEducation Assistance ProgramMatched charitable donationsCorporate discounts
Job Information
📋Core Responsibilities
You will perform support, deployment, and automation tasks for Post Trade Technology systems across the Asia Pacific region. The role involves monitoring and managing trading systems on Windows and Linux platforms to ensure high-performance operations.
📋Job Type
other
📊Experience Level
5-10
💼Company Size
3795
📊Visa Sponsorship
No
💼Language
English
🏢Working Hours
40 hours
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