Farm cottage in exchange for gardening

We have a small farm cottage in Arthur River 2.5 hrs south of Perth, WA.

We are looking for a capable gardener who can give us 1 day /week in our garden in exchange for cottage accomodation.

We need someone who knows about plants, composting, planting veggies and is fit and capable enough to wheelbarrow loads of mulch/soil etc.

Ideally suit retired/semi retired couple