Bradfield’s Swift occurs from southwestern Angola through Namibia to northern South Africa. It flies in flocks over arid country and catches flying insects.
Its upperparts are light brown, and its bill, legs, and feet are black.
It uses rocky hills, gorges, and cliffs as well as dry open savanna and desert.
It forages in flocks, catching termite alates, bees, and other flying insects. Colonies nest in rock crevices, buildings, and dead palm fronds.
It binds plant material and feathers with saliva into a thick half-cup nest.
In southern Africa it lays two eggs, with egg-laying recorded from August to May.
Its eyes are brown.
An extinction-risk assessment has not been added yet.