Rosamund worked as a Landscape Architect and Urban Designer for nearly 30 years. In private practice she was part of a small team responsible for the award-winning redesign of Leicester Square (2012) and solely responsible for an award-winning new public space outside The Old Bailey. Other large schemes include Millennium Town Park in St Heliers, Jersey, urban design strategies in Glasgow and Athens, smaller schemes for the City of London and new urban spaces for Crossrail and the East London Line. She has previously done projects for The Royal Parks, London Wildlife Trust and several London Boroughs.

Since childhood Rosamund has had a passion for plants, ecology and art. After completing a Postgrad Diploma with Distinction in Planting Design at the London College of Garden Design in 2017, she began to explore becoming a Botanical Artist, receiving a Diploma with Merit in 2020 from The Chelsea School of Botanical Art and she is now a Painting Member of The Chelsea Physic Garden Florilegium Society.