Adding payroll to QuickBooks is a great functionality, njorogehfrancis-.
As of now, the QuickBooks Online International versions don’t have a built-in payroll feature. We only offer payroll service to the following countries:
United States
Canada
United Kingdom
Australia
In the meantime, you can search for a third-party payroll application that you can integrate with QuickBooks. You can visit this article to know which app is available in your country: Third-party Payroll Integration.
Additionally, I've added these articles that'll help you track billable time by job, income, costs, and profitability in QuickBooks Online: