The SRT allows individuals to become not resident (NR) in the UK depending on several factors.
Non-residents may remain chargeable to UK income tax on certain sources of income and this can be dependant on the UK’s domestic legislation and/or the relevant Double Tax Treaty.

The UK taxation of non-UK income and gains depends on your residency, domicile and remittance basis position both at the time the non-UK income and gains were earned and the time when they will be remitted to the UK.

The amount of personalised advice you actually receive under a corporate relocation arrangement may be quite small.
The fee structure of corporate relocation programmes typically results in template advice undertaken through offshore or nearshore arrangements with many personal queries being “out of scope”.
I am always willing to offer an unconnected third party opinion.