It's the latest, and most dramatic addition to the city's rapidly changing skyline, a wedding-cake of brick, concrete and glass, with chrome finishings.
Work goes on day and night, weekdays and weekends, to finish it by the deadline.
The project though is just one of many. I know its too many, but I can't do anything to stop them' says Budapest mayor Gabor Demszky. He's pleased about the investment flowing into his city, and would be loathe to take any steps to discourage it. A liberal politician and former dissident, Mr Demszky is currently engaged in legal proceedings with the conservative government, over his plans to build a fourth metro line under the city. The government says the project is too expensive, and doesn't want to pay.