Job Description

Join a leading quantitative trading firm building the critical systems that underpin one of the world's fastest electronic trading platforms.

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This is an opportunity to develop the core infrastructure that keeps large-scale, latency-sensitive trading systems running safely, reliably and at exceptional speed. Working in a highly collaborative engineering environment, you'll build production-grade C++ services that support everything from real-time risk controls and trade lifecycle management to reference data and distributed platform services.

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If you're passionate about modern C++, distributed systems and solving complex engineering problems at scale, this is a role where your work will have a direct impact every trading day.

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What You'll Be Working On

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- Developing high-performance C++ services supporting large-scale electronic trading platforms.
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- Building distributed systems responsible for real-time risk controls, reference data, trade lifecycle management and critical platform services.
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- Designing low-latency, fault-tolerant applications capable of handling high volumes of real-time data.
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- Owning projects from architecture and design through implementation, deployment and production support.
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- Improving platform resilience, scalability and operational reliability across business-critical systems.
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- Collaborating closely with software engineers, infrastructure teams and trading stakeholders to deliver robust technical solutions.
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- Driving engineering best practices through code reviews, automated testing, observability and continuous improvement.
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- Modernising existing systems and replacing manual processes with scalable engineering solutions.
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- Mentoring engineers and helping shape technical standards across the wider engineering organisation.
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What We're Looking For

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- Excellent understanding of computer science fundamentals including algorithms, data structures, networking and operating systems.
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- Experience building high-performance, low-latency or distributed systems.
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- Strong Linux or Unix systems knowledge.
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- Experience with Python or another scripting language.
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- Experience delivering production software throughout the full software development lifecycle.
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- Strong debugging, troubleshooting and performance optimisation skills.
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- Experience with distributed systems, CI/CD pipelines, observability or cloud-native tooling is advantageous.
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- Understanding of relational databases and modern data platforms is beneficial.
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- Previous experience within electronic trading or financial markets is advantageous but not essential.
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- A cooperative mindset with a passion for building reliable, maintainable and scalable systems.
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What Can You Expect?

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- Build the critical infrastructure powering one of the world's most advanced electronic trading environments.
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- Work on technically challenging distributed systems where latency, throughput and reliability are fundamental.
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- Collaborate with highly experienced engineers in a culture that values clean architecture and technical excellence.
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- Own projects from initial design through to production deployment with genuine technical ownership.
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- Ongoing professional development, mentorship and clear opportunities for career progression.
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- Competitive base salary, performance-based bonus, relocation support and visa sponsorship where applicable.
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📌 Senior C++ Platform Engineer (New South Wales)
🏢 Elity Global
📍 New South Wales