What was the profession of the Irish winner of the Eurovision Song Contest in 1993?

Explanation

In 1993, the Irish singer Niamh Kavanagh won the Eurovision Song Contest with the song "In Your Eyes". The year before, Ireland also won - then with the song "Why Me?". Niamh Kavanagh had the day off from her job as a cashier at the "The Allied Irish Bank" to perform. On the same day as the final, the bank ran a full-page ad in the national papers, promising her an extra day off if she won.