Senior Site Reliability Engineer, Spend

Airwallex Pty Ltd.; San Francisco (CA); On-site; USD 130,000 - 160,000; Full time

Job summary

Airwallex Pty Ltd. is seeking a Senior Site Reliability Engineer in San Francisco. In this role, you’ll work closely with product teams to deliver scalable cloud infrastructure, architecting new services and leading incident response initiatives. Candidates need a Bachelor's degree and 6+ years in SRE or DevOps roles.

The position offers the opportunity to drive reliability across critical systems in a regulated industry. Join us and contribute to our innovative fintech solutions and diverse workplace.

Qualifications

• 6+ years in an SRE, DevOps, or infrastructure-focused engineering role.
• Able to lead SRE strategy for large-scale, cross-functional projects.
• Strong experience supporting production systems with high availability.

Responsibilities

• Architect and implement cloud infrastructure for new services.
• Embed with development teams to drive reliability and operational readiness.
• Lead incident response and automation across critical systems.

Skills

SRE

DevOps

Cloud Platforms (AWS/GCP)

Kubernetes

Observability

Incident Response

Automation

Data Pipelines

Education

Bachelor's degree in Computer Science, Software Engineering, or a related field

Job description

What you’ll do

As a Senior Site Reliability Engineer, you’ll work closely with product teams in Spend to deliver and maintain scalable, reliable cloud infrastructure in support of key product initiatives. Aligned to the roadmap, you’ll lead on infrastructure design and delivery for complex, high-risk projects such as launching new services, executing global data centre migrations, and modernising data pipelines.

Responsibilities

• Architect and implement cloud infrastructure for new services and roadmap initiatives.
• Embed with development teams to drive reliability, performance, and operational readiness.
• Lead incident response, observability, and automation across critical systems.
• Own team-level SLOs, runbooks, and DevOps performance metrics.
• Collaborate with central DevOps and security teams to ensure compliance and resilience.

Who you are

We're looking for people who meet the minimum qualifications for this role. The preferred qualifications are great to have, but are not mandatory.

Minimum qualifications

• 6+ years in an SRE, DevOps, or infrastructure-focused engineering role.
• Bachelor degree in Computer Science, Software Engineering, or a related field.
• Expertise in cloud platforms (AWS/GCP), Kubernetes, observability, and incident response.
• Able to lead SRE strategy for large‑scale, cross‑functional projects.
• Strong experience supporting production systems with high availability and compliance requirements.
• Proven ability to work closely with developers and guide reliability best practices.

Preferred qualifications

• Experience in a fintech or similarly regulated industry.
• Familiarity with data streaming, analytics pipelines, or financial data systems.

Equal opportunity

Airwallex is proud to be an equal opportunity employer. We value diversity and anyone seeking employment at Airwallex is considered based on merit, qualifications, competence and talent. We don’t regard color, religion, race, national origin, sexual orientation, ancestry, citizenship, sex, marital or family status, disability, gender, or any other legally protected status when making our hiring decisions. If you have a disability or special need that requires accommodation, please let us know.