Top Technology Jobs & Startup Jobs in Sydney

Support trading teams by sourcing, verifying, cleaning, and validating critical reference datasets. Translate trading requirements into technical solutions, build prototypes and real-time validations, improve controls and reports, and develop AI-enabled strategic solutions to ensure data is processed before market open.

In this role, you'll monitor data pipelines, perform quality tests, resolve data incidents, and implement automation for reliability in trading operations.

Develop and maintain exotic option pricing models end-to-end, integrate models into automated pricing and risk systems, identify and document model risks, collaborate with traders, technologists and controls, and improve existing pricing models and analysis tools using mathematical rigor and pragmatic C++ implementations.

Support off-exchange trading workflows across asset classes by managing trade capture, reconciliation, confirmation and settlement. Monitor post-trade activity, investigate breaks, liaise with stakeholders, and drive process improvements and automation (including AI) to reduce risk and increase efficiency.

The Data Operations role involves monitoring data pipeline performance, ensuring data quality, implementing SRE principles, and developing automation tools for data reliability.

Lead and improve recruitment operations across APAC: optimize ATS and workflows, drive automation, partner with analytics and global teams, perform ATS audits, train stakeholders, manage escalations, and ensure compliance and consistent candidate experience.

Support and operate Optiver's APAC network and security infrastructure across offices and data centers. Deploy and manage LAN/WAN, multi-zone firewall architectures, and DC environments using IaC tools. Monitor performance, respond to incidents, collaborate with internal teams and vendors, and drive capacity, reliability, and latency optimizations.

The Recruitment Operations Lead will drive improvements in recruitment processes and technology, support hiring strategies, and enhance the candidate experience across the recruitment lifecycle.

Five-day immersive program introducing pre-penultimate university students to market making, trading theory, research and technology. Participants learn to build and deploy trading strategies, observe trading floor systems, receive mentorship, and may earn a summer internship offer.

Five-day immersive on-site program for pre-penultimate university students to learn market making, explore software and FPGA development, build trading strategies in a virtual market, receive mentorship from traders and engineers, and potentially earn a summer internship offer. Travel and accommodation provided for candidates outside Sydney.