MONZO BANK

https://monzo.com/

Cost-effective ★ ★ ★ ★ ☆ | Professional ★ ☆ ☆ ☆ ☆

Earn up to 1.40% (AER/Gross fixed) interest on your savings. That’s on a 12-month fixed Pot with a £500 minimum deposit to open. (Fixed means the money will be locked away for 12 months while you earn interest on it.)