Senior C++ Software Engineer – Critical Engineering

WHO WE ARE

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 2000 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 using our own capital at our own risk trading a wide range of products: listed derivatives cash equities ETFs bonds and foreign currencies.

Optivers Sydney office is one of the primary players within Asian markets trading a range of products. Established in 1996 were an active participant on the Hong Kong Korea Singapore Taiwan and Japan exchanges and act as Optivers APAC head office.

WHAT YOULL DO

We are looking for experienced software engineers to join Critical Engineering APAC team in Sydney the platform group that builds and operates the systems Optivers trading stack runs on. Every day our trading platform processes huge volumes of data prices thousands of financial instruments and makes millions of trading decisions all in a safe deterministic real-time manner. The systems you will own sit underneath that platform spanning real-time risk controls reference data trade-lifecycle infrastructure and trading-integrity systems.

You will work hands-on in C on globally distributed services partner closely with representatives from all domains across the firm and own meaningful slices end-to-end from architectural choices through delivery to production support. Success in this role means measurably improving the resilience capability or velocity of the platforms Optivers traders rely on every day.

Responsibilities:

• Design build and operate components of Critical Engineerings APAC platform taking ownership of the delivery of meaningful cross-team projects.

• Write production-grade C for the real-time low-latency and high-throughput services that enable Optivers trading at scale.

• Set technical direction within your area of ownership and make architectural decisions that hold up under production load.

• Partner with representatives from all domains across the firm to translate business problems into pragmatic technical solutions.

• Manage deployments to reduce risk and provide production support where required.

• Maintain quality across the teams systems through code review automated testing and strong observability.

• Drive continuous improvement replacing legacy or manual processes with better-engineered systems.

• Mentor and act as a role model for less experienced engineers raising the engineering bar across the team.

WHO YOU ARE

We need our next engineer to be someone with:

• Strong C programming ability productive in production C from day one.

• Excellent computer-science fundamentals: operating systems data structures algorithms and networking.

• Practical Linux/Unix proficiency.

• Familiarity with at least one scripting language (e.g. Python).

• 5 years building and operating production software systems. The level at which a candidate is hired flexes with demonstrated quality of engineering rather than years alone.

• Experience working through the full software development lifecycle: requirements design implementation testing deployment and ongoing operation.

• A track record of solving technically challenging problems and shipping them to real users.

Additional experience we value:

• Working knowledge of distributed systems patterns observability tooling and CI/CD pipelines.

• Experience building real-time low-latency or high-throughput systems.

• Familiarity with relational databases or modern data stacks.

• A solid understanding of the trade lifecycle across a range of financial instruments.

• A track record of architectural ownership and influence over technical direction.

• Experience with DevOps and operational excellence incident response SLOs and capacity planning.

WHAT YOULL GET

Youll join a culture of collaboration and excellence where youll be surrounded by curious thinkers and creative problem solvers. Driven by a passion for continuous improvement youll thrive in a supportive high-performing environment alongside talented colleagues working collectively to tackle some of the most complex problems in the financial markets.

In return for your expertise you will have access to a range of Optiver perks including:

• A performance-based bonus structure unmatched anywhere in the industry. We combine our profits across desks teams and offices into a global profit pool fostering a truly collaborative environment

• The chance to work alongside diverse and intelligent peers in a rewarding environment

• Training mentorship and personal development opportunities

• Daily breakfast lunch and an in-house barista

• Gym membership plus weekly in-house chair massages

• Regular social events including a company trip every two years

• Guided relocation a competitive relocation package and visa sponsorship where necessary

Optiver is committed to diversity and inclusion. We encourage applications from candidates of all backgrounds and welcome requests for reasonable adjustments during the process.

Questions Get in touch with the recruitment team at .