Senior DevOps Engineer – High-Performance Trading Infrastructure | AWS, Kubernetes & Cloud | APAC

Westbury Partners; Sydney; Hybrid; AUD 140,000 - 210,000; Full time

Job summary

Westbury Partners in Sydney, NSW, is seeking a senior DevOps/Infrastructure Engineer to design, operate and optimise highly available, low-latency infrastructure supporting global trading operations. You will manage AWS, Kubernetes, and containerised workloads while building IaC with Terraform and configuration management with Ansible.

You will develop automation with Python and Bash, implement observability with Prometheus and Grafana, and lead incident response and security tooling to improve

Qualifications

• 5+ years in DevOps, SRE or infrastructure engineering in production environments.
• Strong Linux administration and AWS cloud infrastructure experience.
• Hands-on Kubernetes and containerised workloads experience.
• IaC experience with Terraform and Ansible.
• Proficiency in Python and Bash scripting and automation.
• Experience with Prometheus, Grafana and production observability.
• Strong understanding of cloud networking, latency optimisation and capacity planning.
• Knowledge of cloud security, IAM, SIEM and secure CI/CD practices.
• Experience with Google Cloud or Azure is advantageous.
• Exposure to cryptocurrency, digital assets or financial trading environments would be a strong bonus.

Responsibilities

• Design, operate and optimise highly available, low-latency infrastructure supporting global trading operations.
• Identify and resolve performance bottlenecks across compute, networking, storage and applications.
• Manage and scale AWS infrastructure, Kubernetes environments and containerised workloads.
• Build and maintain Infrastructure-as-Code using Terraform and configuration management with Ansible.
• Develop automation and tooling using Python and Bash.
• Implement and improve monitoring and observability using Prometheus, Grafana and related technologies.
• Lead incident response, troubleshooting, root cause analysis and preventative improvements.
• Strengthen cloud security, IAM, threat detection and secure CI/CD pipelines.
• Collaborate with developers, traders and security teams to continuously improve infrastructure performance and reliability.
• Participate in a rotational daytime on-call schedule, supporting global operations across APAC and Europe.

Skills

Linux administration

Incident response

On-call support

Performance optimization

Team collaboration

Automation planning

Tools

AWS

Kubernetes

Terraform

Ansible

Python

Bash

Prometheus

Grafana

Job description

Westbury Partners – Sydney NSW

Full time

Remote

Hybrid

3d ago , from E-Financial Careers Australia

Join a globally distributed engineering team responsible for scaling and operating the infrastructure behind millions of daily trades across centralised and decentralised digital asset markets.

You’ll work at the intersection of cloud engineering, automation and performance optimisation, ensuring systems remain highly available, secure and lightning-fast in an environment where every millisecond counts.

Your Responsibilities Will Include:

• Design, operate and optimise highly available, low-latency infrastructure supporting global trading operations.


• Identify and resolve performance bottlenecks across compute, networking, storage and applications.


• Manage and scale AWS infrastructure, Kubernetes environments and containerised workloads.


• Build and maintain Infrastructure-as-Code using Terraform and configuration management with Ansible.


• Develop automation and tooling using Python and Bash.


• Implement and improve monitoring and observability using Prometheus, Grafana and related technologies.


• Lead incident response, troubleshooting, root cause analysis and preventative improvements.


• Strengthen cloud security, IAM, threat detection and secure CI/CD pipelines.


• Collaborate with developers, traders and security teams to continuously improve infrastructure performance and reliability.


• Participate in a rotational daytime on-call schedule, supporting global operations across APAC and Europe.

Why Join Us?

• Work within a globally distributed, high-performance technology team across APAC, Europe and the US.


• Take ownership of mission-critical infrastructure where your work directly impacts trading performance and business success.


• Tackle challenging engineering problems across cloud computing, financial markets and blockchain technology.


• Enjoy a flat, fast-moving environment that encourages autonomy, innovation and accountability.


• Access excellent opportunities for professional development and career progression.


• Benefit from competitive compensation and a flexible working environment.

About You:

• 5+ years' experience in DevOps, Site Reliability Engineering or Infrastructure Engineering within demanding production environments.


• Strong Linux administration and AWS cloud infrastructure experience.


• Essential hands-on experience with Kubernetes and containerised workloads.


• Strong Infrastructure-as-Code experience with Terraform and Ansible.


• Proficiency in Python and Bash scripting and automation.


• Experience with Prometheus, Grafana and production observability.


• Strong understanding of cloud networking, system performance, latency optimisation and capacity planning.


• Knowledge of cloud security, IAM, SIEM and secure CI/CD practices.


• Experience with Google Cloud or Azure is advantageous.


• Exposure to cryptocurrency, digital assets or financial trading environments would be a strong bonus.

Where You Can Work

Ideally, we’re looking to welcome candidates based in Sydney, Singapore or Hong Kong. For the right candidate, a remote working arrangement from Sydney may also be considered.