Hi
If you are resident and domiciled or deemed domiciled in the UK, you are unable to use the remittance basis.
If you use the remittance basis, you lose your personal allowance and your full amount of interest would be subject to tax, based on the savings rates at
Tax on savings interest. (£8000 - £5000 - £1000 = £2000 @ 20% = £400.00)