Google is in talks with developer Lendlease to take the top three floors of its soon-to-be-completed Melbourne Quarter Tower, a move that could inject a dose of tech cool to the drab Docklands precinct.

While the deal is blanketed in strict confidentiality, the tech giant’s mooted move – from its current space at 161 Collins Street – is being described by market sources as Docklands worst-kept secret.