Tax will be deducted under PAYE by employer so tax return not essential unless further credits to claim, unlikely I would imagine, presume you are still paying any medical or dental bills
If your daughter is starting (or has recently started) her part time job the first thing she needs to do is fill up a (revenue) form 12A and send it off to revenue as soon as employment begins.
She will then receive a tax credit certificate and her employer receives a copy.