Expressions of Interest - Graduate Software Developer 2027

Sydney, New South Wales💼 Full-time🗓 2026-08-28 → 2026-09-26

Core

Develop ultra-low latency exchange protocol encoders/decoders and fine-tune automated trading strategies/pricing models for financial markets.

Role type

Graduate Software Developer (Trading Systems)

Builds

Ultra-low latency trading systems, automated trading strategies, and pricing models for capital markets.

Domain

Financial Markets / High-Frequency Trading

Deliverable

production ML models | product features

Required skills

C++, Java, Python, object-oriented design, low-latency system design, problem-solving

Responsibilities

Develop and optimize code for trading systems, test and ship code to production, collaborate with traders and engineers on trading strategies.

Seniority

Graduate (Entry-level)

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About Optiver

Optiver is a global market maker founded in Amsterdam, with offices in London, Chicago, Austin, New York, Sydney, Shanghai, Hong Kong, Singapore, Taipei and Mumbai. Established in 1986, today we are a leading liquidity provider, with close to 2,000 employees in offices around the world, united in our commitment to improve the market through competitive pricing, execution and risk management. By providing liquidity on multiple exchanges across the world in various financial instruments we participate in the safeguarding of healthy and efficient markets. We provide liquidity to financial markets