Cover - shares	3 Months Ended
	Mar. 31, 2023	May 15, 2023
Cover [Abstract]
Document Type	10-Q
Document Quarterly Report	true
Document Period End Date	Mar. 31, 2023
Document Transition Report	false
Entity File Number	001-41091
Entity Registrant Name	Wejo Group Limited
Entity Incorporation, Country Code	D0
Entity Tax Identification Number	98-1611674
Entity Address, Address Line One	Canon’s Court
Entity Address, Address Line Two	22 Victoria Street
Entity Address, City or Town	Hamilton
Entity Address, Postal Zip Code	HM12
Entity Address, Country	BM
City Area Code	44 8002
Local Phone Number	343065
Title of each class	Common Shares, $0.001 par value
Trading Symbol(s)	WEJO
Name of each exchange on which registered	NASDAQ
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	true
Entity Ex Transition Period	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding		109,900,592
Current Fiscal Year End Date	--12-31
Amendment Flag	false
Document Fiscal Period Focus	Q1
Entity Central Index Key	0001864448
Document Fiscal Year Focus	2023