Our client is a leading global quantitative trading and technology-driven investment firm operating across international financial markets.
The business combines advanced research, engineering excellence, and data-driven decision making to develop and support sophisticated trading strategiesRole OverviewThis is a hands-on Site Reliability Engineering role supporting a highly automated, mission-critical production environment.
You will work closely with technology, trading, and research teams to improve the reliability, scalability, and operational efficiency of complex Linux-based systems while helping ensure the stability of key business platformsKey ResponsibilitiesDevelop and maintain Python and Bash tooling to monitor system health, performance, and dependencies.Support and troubleshoot a distributed Linux production environment.Assist with system deployment, configuration management, testing, and infrastructure rollout activities.Collaborate with infrastructure, networking, security, and data teams to deliver reliable production services.Act as a key technical contact for production support and operational issues.Provide support to business and technical stakeholders operating in a fast-paced environment.Drive automation initiatives to improve operational efficiency and reduce manual processes.Identify opportunities to enhance platform resilience, monitoring,



and overall system reliability.Key RequirementsStrong hands-on experience administering and supporting Linux/Unix environments.Proficiency in Python and Bash scripting.Experience supporting production, infrastructure, or other business-critical systems.Strong troubleshooting and root-cause analysis skills.Ability to diagnose and resolve complex system-level issues under pressure.Excellent communication and stakeholder management skills.Experience working closely with technical and non-technical users.Strong analytical and problem-solving capabilities.Bachelor's degree in Computer Science, Engineering, or a related technical disciplineExperience within financial markets, trading, fintech, or other low-latency environments.Nice to HaveUnderstanding of market structure and financial instruments.Exposure to distributed systems and large-scale infrastructure environments.Experience improving monitoring, observability, and operational processes.Why Join?
Work with cutting-edge technology in a performance-driven environment.Partner directly with highly skilled engineers, researchers, and trading professionals.Gain exposure to sophisticated, large-scale production systems.Contribute to mission-critical platforms where your work has measurable impact.Join a cooperative organisation that values innovation, technical excellence, and continuous learning
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📌 Production Engineer - Trading Systems (Sydney)
🏢 Selby Jennings
📍 Sydney