This is Viburnum tinus, which has a lot going for it. It is evergreen and reaches about 2-4m depending on the growing conditions. It is H4 hardy, with very pretty flowers which open with pink buds turning bright white as they develop and which can be scented. Viburnums flower in late winter and are low maintenance, tolerant of dappled shade, and will grow on any soil type.
There are other varieties of Viburnum which will grow in partial shade: Viburnum burkwoodii, Viburnum x carlcephalum, Viburnum x bodnantense 'Dawn', Viburnum davidii, and Viburnum opulus the Guelder rose. Generally Viburnum is easy to grow.