The Scottish Government has failed to hire a single Covid-19 contact tracer to help stop the spread of the virus.The test, trace and isolate (TTI) programme is vital to the Government’s plan to end lockdown and restart the economy.Almost 8500 people have applied online for the 2000 roles as call handlers, data analysts and health protection nurses.But the Sunday Mail can reveal that the new Contact Tracing Team has yet to take on a single staff member.Recruiters were offered the services of skilled volunteers from St Andrew’s First Aid charity but failed to respond for eight days.When they eventually did, its chief executive Stuart Callison was told to apply using the same email provided to the general public.Furious opposition parties