The development comprises 197 houses, 42 flats and a community centre
Nationwide secured planning permission from Swindon Borough Council in July for its £50m development on the site of the University of Bath's old Oakfield campus, since demolished
Midas expects to moves on site in November and the first homes are expected to be ready for people to move into in 2021.
Nationwide has been working with Igloo on the plans to develop the old Oakfield campus, along with architects Metropolitan Workshop and PRP, and landscape architect Landscape Use Consultants.
An earlier verison of this report indicated that the contract had already been signed. Nationwide has subsequently told us that no contract has been been signed yet.