Performance Engineer - HFT - Sydney

Westbury Partners; Sydney; On-site; AUD 120,000 - 180,000; Full time

Job summary

Westbury Partners in Sydney seeks a highly skilled latency performance engineer to push the boundaries of trading systems. You will analyze and optimize the full trading stack, work with low-latency tech such as microwave links and FPGAs, and handle huge volumes of network data daily.

You will prototype cutting-edge solutions and automate measurement and data analysis to drive efficiency. You will collaborate with traders and tech teams, thrive in a fast-paced environment, and bring a passion

Qualifications

• Strong background in computer internals, networking or Linux is preferred.
• Proficient in Python or Java with experience in reverse engineering.
• Problem solver with an inquisitive mind and a passion for efficiency.
• Able to work independently in a fast-paced environment.

Responsibilities

• Analyze and optimize the full trading stack for peak performance.
• Work with low-latency technologies like microwave links and FPGAs.
• Capture and analyze terabytes of network data daily.
• Prototype and evaluate state-of-the-art performance solutions.
• Developing innovative prototypes to test new technologies.
• Automating measurement, data collection, and analysis processes.
• Detecting and solving latency issues with advanced troubleshooting techniques.
• Collaborating with traders and technology teams to improve system efficiency.

Skills

Python

Java

Reverse engineering

Networking

Linux

Job description

Your Responsibilities Will Include:

• Analyze and optimize the full trading stack for peak performance.
• Work with low-latency technologies like microwave links and FPGAs.
• Capture and analyze terabytes of network data daily.
• Prototype and evaluate state-of-the-art performance solutions.
• Developing innovative prototypes to test new technologies.
• Automating measurement, data collection, and analysis processes.
• Detecting and solving latency issues with advanced troubleshooting techniques.
• Collaborating with traders and technology teams to improve system efficiency.

Why Join Us?

• Work at the intersection of trading and cutting‑edge technology.
• Be part of a global, innovative, and highly collaborative team.
• Access to the latest research and technological advancements.
• A culture that values open ideas, rapid iteration, and impactful solutions.

About You:

• Strong background in computer internals, networking, or Linux (preferably all three).
• Skilled in Python or Java with experience in reverse engineering.
• A problem solver with an inquisitive mind and a passion for efficiency.
• Able to work independently and thrive in a fast‑paced environment.

Join Us in Redefining Performance!

If you love solving complex technical challenges and pushing the limits of low-latency technology, this role is your opportunity to make a real impact in the financial markets.

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