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-outstanding-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.

Key purpose of the role:

The Application Support Lead is responsible for the operational leadership, support, stability, resilience, security, and continuous improvement of ASX’s SWIFT messaging and payments ecosystem, including SWIFT Alliance Access (SAA), SWIFT Alliance Gateway (SAG), SWIFTNet connectivity,



HSM infrastructure, PKI certificates, and associated market‑facing integrations.

The role provides technical leadership across SWIFT and financial messaging services, ensuring production services meet availability, performance, cyber security, regulatory, and operational resilience obligations. The Application Support Lead acts as the senior technical escalation point for messaging incidents, payment‑processing issues, connectivity outages, certificate management, releases, and service improvement initiatives.

The role partners closely with application development, infrastructure, network, cyber security, architecture, cloud, operations, SWIFT, vendors, and business stakeholders to ensure critical messaging and settlement services remain secure, reliable, resilient, and fit for purpose.

This role includes rostered 24x7 on‑call support and participation in planned weekend activities, major incidents, SWIFT upgrades, infrastructure changes, releases, disaster recovery exercises, and operational resilience testing.

Your responsibilities

Technical Leadership

- Provide technical leadership and subject matter expertise across SWIFT Alliance Access (SAA), SWIFT Alliance Gateway (SAG), SWIFTNet services, financial messaging, and supporting technologies.

- Act as the senior escalation point for complex SWIFT incidents,



message‑processing failures, connectivity outages, security events, and technical risk assessments.

- Lead end‑to‑end troubleshooting across applications, SAA/SAG, HSM and PKI services, databases, middleware, networks, operating systems, AWS services, and external interfaces.

- Drive root cause analysis and ensure permanent corrective actions are identified, prioritised, and implemented.

- Coach Application Support Analysts to build SWIFT, AWS, service management, and operational support capability.

- Establish and maintain support standards, operational procedures, knowledge articles, recovery instructions, and support runbooks for SWIFT services.

Application Support

- Lead support activities for SAA, SAG, SWIFTNet connectivity, HSM infrastructure, certificate services, messaging interfaces, and associated financial market systems.

- Ensure availability, performance, resilience, recoverability, security, and operational readiness across production, disaster recovery, and non‑production environments.

- Monitor SWIFT message flows, queues, delivery status, system health, capacity, certificate expiry, connectivity, and operational risk indicators.

- Drive proactive service improvements through automation, AWS and application observability, monitoring enhancements, alert tuning, and process optimisation.

- Coordinate disaster recovery, business continuity, SWIFT resilience, and recovery validation activities, including evidence capture and remediation of findings.

- Ensure operational acceptance criteria are met for new and changed SWIFT, AWS, and integrated services before production implementation.

📌 Application Support Lead (Sydney)
🏢 ASX
📍 Sydney