Modern Bathroom Renovation Layout

I'm seeking a skilled designer to create a layout for a renovation project in my residential space. I would like to demolish the areas in the red box and add a ensuite to bedroom 1, make a larger laundry, larger bathroom and additional toilet.

Key Requirements:
- Design a modern-style layout
- Optimize space for functionality and aesthetics
- Incorporate current design trends and materials

Ideal Skills and Experience:
- Proven experience in residential design, especially in bathrooms
- Strong understanding of modern design principles
- Ability to create detailed, practical layouts

Please provide examples of similar work done.
I have attached photos of the exterior space as it is currently after demolition