Staff Software Engineer

The opportunity Three billion people a month play something built in Unity. We're the team changing how those things get made — building AI that generates assets, writes and repairs code, and turns an idea into something playable faster than has ever been possible. Our group owns the backend and operations behind all of it: the cloud infrastructure our AI products run on, the data and experimentation platforms that tell us what works, the evaluation systems that tell us whether the AI is actually any good, and the operations that keep everything running across regions and customers.

We're looking for a Staff Software Engineer who is genuinely AI-native — for whom agents and AI tooling are how the work gets done rather than a productivity add-on — and who sets direction rather than waiting for it. We've built the foundations over the past few months — CI/CD, infrastructure-as-code, deployment standards — and they work. The platform is stable, and we intend to keep it that way.

What we have not solved is how much of understanding it still depends on people: when a metric moves, someone works out what it means; when something degrades, a human reads dashboards and makes the call; when a model changes, we find out more slowly than we should. None of that scales with the speed we're now shipping at, and none of it needs to stay manual. What makes this a Staff role rather than a senior one is that several of these problems do not yet have a defined shape, and we are asking you to g