That is to say, which language do most large enterprises use primarily and regularly hire people for.<p>My hunch says Java with the experience I've had job searching but I can't help but feel (or hope) Python is becoming more prevalent.
What do you mean by "corporate"? In the past, I'd have wagered C#, Java second, though I'd consider JavaScript / TypeScript to be quite more frequently utilized. Go / Rust / C++ are always good choices.