Open an investment Plan with Wealthify (an ISA or GIA - general investment account) fund it with £250 or more and leave it invested for at least three months. You'll need to sign up using the link below and be a new customer to Wealthify to qualify.
https://invest.wealthify.com/refer/34987996
Once you've qualified, you'll receive a joining bonus of £50. I will also earn a £50 bonus for referring you. Once signed up, you can also refer others yourself.
Terms and conditions can be found here.
Thank you :)