Childminder/nanny needed, 4-5 days a week

Hi, we're looking for a caring, reliable, mature and trustworthy person to mind our children in our home-2 girls, 9 months and 5 years. Additional duties will include school runs, laundry, preparing an evening meal for the family and daily tidying-up. We are looking for someone who is available 5 days a week ( but 4 days can be discussed), approximately 8am to 5pm (times negotiable). References essential