Only if you’re over 55. If you’re under 55 you can’t legally get hold of your pension savings unless you’re unable to work due to ill health or your life expectancy is less than 12 months. This is because pension savings are ‘ring-fenced’ to be used as retirement income.
The government is planning to increase the earliest age you can get at your pension savings to 57 on 6 April 2028. The idea is that it stays 10 years behind State Pension Age, which will be 67 by then.