The initial budget for the U.K. Test and Trace service was £15 billion, rising to £22bn in November 2020, and a further £15bn was allocated for 2021–22 to bring the total for the two years to £37bn.
https://en.wikipedia.org/wiki/NHS_Test_and_Trace#Lighthouse_labs
That is BIG MONEY!
Almost all of the work is outsourced to consultants and contractors!