You must have a up to date DBS before you undertake placements.
You should hold a manual handling certificate.
If you are fairly new to care you will need to complete the Care Certificate. Which will be at a cost of £25.
You will need to read and agree company policies.
You can expect to have your own room, with TV and wifi. Two hours off at least per day.
You can expect to be paid £10 per call throughout the night.
It is advisable you purchase some public liabily insurance, which you can get for about £84 a year. your belongings will be covered on clients insurance.