According to the Office for National Statistics on Thursday, Gross domestic product shrank by 0.1% in the third quarter and by 0.3% in the fourth quarter, unchanged from preliminary estimates.
Official figures have confirmed that Britain's economy entered a shallow recession last year.
This leaves Prime Minister Rishi Sunak with a challenge to reassure voters that the economy is safe with him before an election expected later this year.
According to the Office for National Statistics on Thursday, Gross domestic product shrank by 0.1% in the third quarter and by 0.3% in the fourth quarter, unchanged from preliminary estimates.
Reuters reports that the figures will be disappointing for Sunak who has been accused by the opposition Labour Party - which is far ahead in opinion polls - of overseeing "Rishi's recession".
Britain's economy has shown signs of starting 2024 on a stronger footing with GDP growing by 0.2% in January from December and unofficial surveys suggesting growth continued in February and March.
However, the country has been slow to recover from the effects of the COVID-19 pandemic, and its economy stands just 1% bigger than its level in late 2019, with only Germany among the Group of Seven nations faring worse, Reuters reports.
The economy in 2023 as a whole grew by just 0.1%, its weakest performance since 2009 at the end of the global financial crisis, excluding the huge hit to GDP in 2020 caused by the pandemic.
The Bank of England, which has said British inflation is moving towards the point where it can start cutting interest rates, expects the economy to grow by just 0.25% this year although official budget forecasters expect a 0.8% expansion.