Infrastructure Engineer (SRE/Python)

About Us 👋

Life Trading Pty Ltd is a growing proprietary trading company with offices in Australia and the UK. We aim to combine trading excellence with innovative technology, creating a culture that is high-performing but relaxed. Our team values accountability, collaboration, and continuous improvement, while recognising the importance of life outside work. We operate in a flat, collaborative environment where your work has direct impact across the business.

About the Role 💡

We’re looking for a versatile Infrastructure Engineer (SRE/Python) to join our Technology team in Sydney. You’ll play a critical role in supporting our high-frequency trading infrastructure, as well as broader systems including analytics, back-office, and development environments. Following modern SRE and DevOps principles, you’ll focus on automation, reliability, and system-wide improvements. You’ll also work closely with developers and business teams to ensure infrastructure is scalable, secure, and resilient.

Your Mission at Life Trading 🎯

Infrastructure & Reliability:

• Design, implement, and maintain infrastructure automation for provisioning and management
• Manage CI/CD pipelines to support rapid, reliable application delivery
• Monitor system reliability using SLIs/SLOs and participate in incident response
• Conduct post-mortem analysis to drive continuous improvement
• Support trading, back-office, analytics, and development/test environments

Collaboration & Improvement:

• Work with development teams to optimise deployment processes
• Implement infrastructure-as-code best practices using Terraform
• Contribute to capacity planning and scaling decisions
• Maintain strong change management discipline while proactively improving systems

What We’re Looking For 👀

• 3–5 years of experience in infrastructure engineering, DevOps, or SRE roles
• Strong Linux administration skills
• Proficiency in at least one programming language (Python, Go, or similar)
• Experience with infrastructure-as-code tools (Terraform)
• Knowledge of CI/CD principles and container orchestration (Nomad, Kubernetes)
• Familiarity with monitoring, observability, and version control (Git workflows)
• Networking fundamentals and configuration management experience (Ansible, Salt Stack)
• Understanding of deployment strategies, release management, and system reliability principles

Bonus Points For ✅

• Experience with SRE practices (SLOs, error budgets, blameless post-mortems)
• Knowledge of distributed systems and time-series databases
• Understanding of security best practices
• Exposure to low-latency trading systems
• Multi-cloud platform experience
• Experience with log aggregation and analysis

A Bit About the Team 🤝

You’ll join a collaborative, fast-paced Technology team where your contributions directly affect both trading success and operational reliability. We value initiative, curiosity, and practical problem-solving, and encourage you to continuously learn and improve our systems.

Benefits 🎉

At Life Trading, we recognise that our people are our most valuable asset. Here’s what you can expect:

• Competitive Salary: Reflecting your skills and experience
• Flat Structure: Open communication and influence from day one
• Flexible Working: Hybrid model supporting work-life balance
• Health & Wellbeing: Access to mental health programs and initiatives
• Anniversary Leave: Extra leave to celebrate milestones
• Social Events: Team lunches, offsites, and gatherings
• Professional Development: Training, industry events, and growth opportunities
• Employee Recognition: Celebrate your contributions and successes

Key skills/competency

• SRE Principles
• Python Programming
• Linux Administration
• Infrastructure as Code (IaC)
• Terraform
• CI/CD
• Container Orchestration (Nomad/Kubernetes)
• Monitoring & Observability
• Networking
• Automation