Barclays Bank Isa Rates 2025. What is barclays’ best isa rate? This guide helps you decide if you need an isa, plus.
If you already bank with us, you can open or top up an isa in the barclays app 2 or online banking 3. 9 rows to make the most of your 2025/25 isa allowance 1, simply top up your existing isa or open a new one.