Nappy or Childminder

Hey, I’m looking for a nanny or a childminder that can help me whit my 2 daughters one that’s 1,5years and one that’s 5 years for 4,5 hours 4 days in the week Monday, Tuesday, Wednesday and Friday. My oldest go to school from 8am-3pm so she need to get pickup up from school and my youngest is whit grandma to 2pm. So from 2pm-6:30pm in Lewisham area. Does anyone know any? Thanks 😊