We are looking for an English speaking nanny/babysitter in Lausanne

We are a family in Lausanne looking for a caring and reliable nanny or babysitter for our 6-month-old son. I work as a scientist and my wife works in finance. We are looking for help for around 4 hours per day, 3 days per week. During this time, my wife will usually be at home but working. We are looking for someone who enjoys spending time with young children, is patient and attentive, and would like to build a trusted relationship with our family over time. Language requirements are English and knowledge of french would also be preferred