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Trading Systems C# Developer

Sydney, New South Wales💼 Full-time🗓 2026-09-23 → 2026-09-28

Core

Design and develop business-critical trading systems for options, risk, and quantitative systems within the full software development lifecycle.

Role type

Senior IC C# trading systems developer

Builds

Production trading systems for options and derivatives

Domain

Financial services / Quantitative trading

Deliverable

production ML models | product features

Required skills

C#, object-oriented programming, multi-threading, performance optimization, back-end development

Preferred skills

Options, risk, pricing, Greeks, microservices, cloud technologies (Azure Service Fabric, Envoy Proxy, gRPC, Protobuf, Docker, Kubernetes, Octopus Deploy, ELK Stack), React JS

Responsibilities

Analyze and design trading systems, collaborate with technologists, traders, and quantitative analysts, take projects from requirements gathering to production release

Seniority

Mid-to-Senior, hands-on IC

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