Money Lesson
Single
A second job
You want to earn another thousand a month. You can do more hours where you are, or take a second job. Those two routes are not taxed the same way, and only one of them is asked about at interview.
1 Goal
Keep the practice job and add a second employer paying the rest.
Try this plan1 Goal
Take the extra clinic sessions at the practice, so one job pays the whole amount.
Try this plan
Take the second job
Do more hours where you are
The same pay, earned from two employers instead of one, ends ~£101.4k ahead, because National Insurance is charged on each job separately while Income Tax is charged on both together.