Senior Markets Developer

ASX: Powering Australia's financial markets

Why join the ASX?

When you join ASX, you’re joining a company with a strong purpose – to power a stronger economic future by enabling a fair and dynamic marketplace for all.

In your new role, you’ll be part of a leading global securities exchange with a strong brand. We are known for being a trusted market operator and an exciting data hub.

Want to know why we are a great place to work, click on the link to learn more.

www.asx.com.au/about/careers/a-great-place-to-work

We are more than a securities exchange!

The ASX team brings together talented people from a diverse range of disciplines.

We run critical market infrastructure, with 1 in 3 people employed within technology. Yet we have a unique complexity of roles across a range of disciplines such as operations, program delivery, financial products, investor engagement, risk and compliance.

We’re proud to foster a workplace where diversity is celebrated and inclusion is part of our everyday culture. Our employee-led networks champion LGBTIQ+ inclusion, promote gender equality, accessibility and wellbeing, inspire giving and volunteering, and celebrate cultural and religious events, creating a sense of belonging for all. As an AWEI Bronze employer and member of the Champions of Change Coalition for gender equality, we’re committed to a fair and inclusive workplace where everyone can thrive.

The Clearing Risk Quantitative Development Team is a small team of developers with a range of technical and quantitative skills. We are responsible for developing and maintaining software tools and applications to quantify, evaluate and monitor the clearing risks faced by ASX Central Counterparties. We work closely with Quantitative Analysts, Risk Control, Data Analytics and Model Validation to accurately capture and understand complex mathematical models, algorithms and reporting requirements as robust software solutions.

Your Responsibilities

• Design, implement and test proprietary software solutions for credit and liquidity stress testing, margining calculations and reporting in C#.
• Implement or productionise numerical models and tools for managing clearing risk at ASX, using a variety of scripting and development frameworks – SQL, Python, C#, powershell etc.
• Use your financial markets experience to contribute to planning and specification of models and tools.
• Apply best practice code design principles to continuously improve and refactor existing tools, applications, processes and deployment frameworks
• Design and implement rigorous automated and manual testing – unit, regression and integration tests.
• Synthesise and communicate complex requirements from quantitative models and translate these into structured, testable, maintainable software solutions.
• Contribute to maintenance and production support of existing models, tools and scripts.
• Work across the entire software development lifecycle from gathering requirements to planning, coding, testing, deployment and maintenance.
• Write and maintain documentation on new and existing tools and applications.
  
  

Your Experience And Qualifications

Must have

• Extensive experience in .Net/C# (or similar language) application development with an understanding of design patterns
• Deep understanding of ASX’s exchange traded products and OTC interest rate derivative products, derivatives pricing and financial market conventions. In particular, lifecycle, pricing and risk management.
• 5+ years’ developer experience in banking/finance, market risk or related environment.
• 10+ commercial development experience
• Strong Communication skills
• Demonstrated ability to work collaboratively in a team
• Experience with enterprise‑grade CI/CD pipelines and tooling.
• Ability to write and maintain technical documentation.
  
  

Nice to have

• Tertiary qualifications in a quantitative discipline, such as computer science, mathematics, physics, engineering, or quantitative finance.
• Experience with data visualisation tools such as Tableau.
• Experienced in designing, developing, and integrating HTTP‑based APIs.
• Experience in data remediation and control improvements.
• Advanced SQL skills with hands‑on experience across query design, data manipulation, and troubleshooting
• Hands‑on experience working with AWS services for process and data integration, including Airflow, Apache Iceberg, Athena, and Kafka.
  
  

We make hiring decisions based on your skills, capabilities and experience, and how you’ll help us to live our values. We encourage you to apply even if you don’t meet all the criteria of this role.

If you need any adjustments during the application or interview process to help you present your best self, please let us know at [email protected].

At ASX Group, our diverse workforce is essential to build and maintain a fair and dynamic marketplace. We support flexible working and offer hybrid working options. Even if our roles are advertised as full-time, we encourage you to apply if you are interested in part-time or other flexible working arrangements.

We will arrange for successful candidates to have background checks, including reference and police checks, completed as part of the on-boarding process.

To be considered for this position, candidates must be legally authorised to work in Australia on a permanent basis without any restrictions.