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Data - Site Reliability Engineer

Optiver
🇦🇺SydneyJuniorFull-timePosted November 28, 2025

About the Role

We're building out our Data Reliability & Quality Engineering function in Sydney, the Site Reliability Engineering (SRE) arm of our global data platform. This team ensures that data is reliable, accurate and available when it's needed. You'll sit at the intersection of data engineering, operations and market data, monitoring critical pipelines, improving system resilience and building automation to detect and prevent issues before they impact trading or research.

In this role, you will monitor and optimize the performance and stability of data pipelines to meet SLAs, design and maintain data quality tests for accuracy and consistency, investigate data incidents and perform root-cause analysis, apply SRE principles to enhance reliability and recovery mechanisms, develop automation and tooling to reduce manual intervention, and collaborate with data engineers and market data teams to align reliability goals with business priorities.

Requirements

  • 2+ years of experience in data engineering, site reliability engineering (SRE) or data operations
  • Proficient in SQL, ETL processes and at least one programming language (Python, Scala or C++)
  • Strong focus on automation, system resilience and continuous improvement
  • Passionate about data quality, observability and performance optimization
  • Structured and methodical in problem-solving, with strong debugging skills
  • Excellent communication skills and a collaborative, proactive mindset
  • Nice to have: Experience with Databricks, data observability platforms or distributed/cloud-based data systems
  • Nice to have: Familiarity with alerting and monitoring tools (e.g. Grafana, Prometheus, Airflow or similar)
  • Nice to have: Exposure to financial data pipelines or low-latency trading environments

What You'll Get

  • A performance-based bonus structure unmatched anywhere in the industry
  • The chance to work alongside diverse and intelligent peers in a rewarding environment
  • Training, mentorship and personal development opportunities
  • Daily breakfast, lunch and an in-house barista
  • Gym membership plus weekly in-house chair massages
  • Regular social events, including a company trip every two years
  • Guided relocation, a competitive relocation package and visa sponsorship where necessary