Hi Lost Angel, welcome aboard Filipino UK
I very much doubt you'll find being a caregiver a realistic route to work in UK
Finding work in UK is actually quite complicated and highly restricted.
Here's a UK government document about working in The UK which show which works segments are available.
It's the
Tier 2 Shortage Occupation List – Government-approved version. Plrease do take time to review it
To start you off with some ideas here is a collection of potential research documentation that will be used by UK Visas and Immigration called:-
Working in the UK
Good luck with your quest