Depends what you mean with "dealing with finance". If you're talking about core back office 'plumbing' the yes. Other parts are far more adventurous. Poke aroun

Depends what you mean with "dealing with finance". If you're talking about core back office 'plumbing' the yes. Other parts are far more adventurous. Poke around any huge financial institution and you'll probably find everything from COBOL to some experimental in-house variant of Haskell.