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 strategies Role Overview

This 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 platforms Key Responsibilities

Develop 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 Requirements





Strong 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 discipline Experience within financial markets, trading, fintech, or other low-latency environments. Nice to Have

Understanding 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 workplace. 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 collaborative organisation that values innovation, technical excellence, and continuous learning

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📌 Production Engineer - Trading Systems (Sydney)
🏢 Selby Jennings
📍 Sydney