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Optiver Logo Optiver · IT - Software Development

Data – Site Reliability Engineer

Australia, Sydney · Job Posted May 27, 2026
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Job Description

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. You’ll play a key role in shaping how we ingest and deliver trusted, high-quality data at scale, supporting a growing, data-driven global business.

Job Responsibility

  • Monitor and optimize the performance and stability of data pipelines to meet SLAs
  • Design and maintain data quality tests for accuracy, consistency and completeness
  • Investigate data incidents, perform root-cause analysis and implement preventive measures
  • Apply SRE principles to enhance reliability, alerting and recovery mechanisms
  • Develop automation and tooling to reduce manual intervention and improve scalability
  • Collaborate with data engineers, researchers 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
  • Familiarity with alerting and monitoring tools (e.g. Grafana, Prometheus, Airflow or similar)
  • Exposure to financial data pipelines or low-latency trading environments

What we offer

  • 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
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