“We were just talking about the night when Mr. Crouch turned up on the grounds,” said Fudge. “It was you who found him, was it not?”
“Yes,” said Harry. Then, feeling it was pointless to pretend that he hadn't overheard what they had been saying, he added, “I didn't see Madame Maxime anywhere, though, and she'd have a job hiding, wouldn't she?”
Dumbledore smiled at Harry behind Fudge's back, his eyes twinkling.
“Yes, well,” said Fudge, looking embarrassed, ...
I don't quite understand "she'd have a job hiding". Does it mean hiding is her job or something? What does it mean exactly here?