She is mid 20s, too old to be influenced by a mum.
There is a huge shortage of training places, so competition is growing year on year, so there is a choice to be made. Work hard and study hard so you get to the next stage. Or work hard and play hard and take your chances, accepting that you may not be able to find a job as a doctor in the UK.
Peers are already boasting on social media that they are sitting and passing the exams they need to be considered for specialist training. DD plans to take a less demanding job for a year rather than try to burn the candle both ends. Very much the right decision for her. But very likely that this job will have to be in Australia as so many of these junior jobs in the UK are now taken by physician associates.
More money but no jobs is not the solution junior doctors were asking fir.