Western family looking for helper

Hello! We are a British family living in Sha Tin (on the race track) we are 2 adults and 2 children (9 & 13) 1 cat and 1 big dog (she is a Rottweiler, she is very sweet and loving) We are looking for a helper mostly for house keeping, laundry, occasional childcare, occasional cooking, pet care, shopping. My husband works for the Hong Kong Jockey Club and privacy is extremely important in his line of work, discretion is key for us! You would have a private room with your own bathroom. Salary stated does not include food allowance, 2 days off a week (Wednesdays & Sundays) overtime potential on Sundays.