Late-stage venture SaaS companies in London
Software-as-a-service vendors selling subscription cloud software to other businesses. Filtered to Late-stage venture-stage companies headquartered in London.
Built from a search like: “Top Late-stage venture SaaS companies in London”
Ranked by current headcount across Late-stage venture SaaS companies in London. Refreshed daily.
- 1IHS Markit· London, England, United Kingdom
- Series unknown
- 4.7k employees
- Founded 2020
- 2PeoplePerHour· London, England, United Kingdom
- Series unknown
- 3.9k employees
- Founded 2007
- 3AlphaSights· London, England, United Kingdom
- Series unknown
- 3.6k employees
- Founded 2008
- 4VTEX· London, England, United Kingdom
- Series unknown
- 1.4k employees
- Founded 2000
- 5Testronic· Croydon, England, United Kingdom
- Series unknown
- 1.3k employees
- Founded 1998
- 6Multiverse· London, England, United Kingdom
- Series unknown
- 1.2k employees
- Founded 2016
- 7Blockchain· London, England, United Kingdom
- Series E
- 1.2k employees
- Founded 2011
- 8Trainline· London, England, United Kingdom
- Series unknown
- 1.2k employees
- Founded 1997
- 9Quantexa· London, England, United Kingdom
- Series F
- 892 employees
- Founded 2016
- 10Gett· London, England, United Kingdom
- Series F
- 869 employees
- Founded 2010
- 11Synthesia· London, England, United Kingdom
- Series E
- 704 employees
- Founded 2017
- 12UBIO· London, England, United Kingdom
- Series unknown
- 679 employees
- Founded 2013
- 13Carwow· London, England, United Kingdom
- Series unknown
- 578 employees
- Founded 2013
- 14Thought Machine· London, England, United Kingdom
- Series unknown
- 518 employees
- Founded 2014
- 15Forterro· London, England, United Kingdom
- Series unknown
- 474 employees
- Founded 2012
- 16Smart Communications.· London, England, United Kingdom
- Series unknown
- 444 employees
- Founded 2004
- 17Quoreka· London, England, United Kingdom
- Series unknown
- 349 employees
- Founded 2004
- 18Reapit· London, England, United Kingdom
- Series unknown
- 305 employees
- Founded 1997
- 19TrueLayer· London, England, United Kingdom
- Series unknown
- 276 employees
- Founded 2016
- 20Ocean Technologies Group· London, England, United Kingdom
- Series unknown
- 267 employees
- Founded 2020
- 21Bark.com· London, England, United Kingdom
- Series unknown
- 266 employees
- Founded 2014
- 2210x Banking· London, England, United Kingdom
- Series unknown
- 252 employees
- Founded 2016
- 23Duco· London, England, United Kingdom
- Series unknown
- 239 employees
- Founded 2010
- 24INSTANDA· London, England, United Kingdom
- Series unknown
- 235 employees
- Founded 2012
- 25Spektrix· London, England, United Kingdom
- Series unknown
- 235 employees
- Founded 2007
Find engineers at Late-stage venture SaaS companies in London
Searching for “engineers at top Late-stage venture SaaS companies in London” surfaces this slice of the market. The list above ranks SaaS companies headquartered in London whose latest disclosed round is Late-stage venture, by current headcount, drawn from public LinkedIn and Crunchbase records. With 225 matching companies in our index, this is a tight read on where the SaaS talent in London is heating up.
Three filters at once narrows the field hard. The companies that survive all three — Late-stage venture, SaaS, in London — are usually the most targeted recruiting pool a hiring manager can ask for. Senior engineers, founding designers, and product leads here are about to become SaaS’s next operators and angel investors.
Refolk converts this list into a live search. Ask for “senior engineers at Late-stage venture SaaS companies in London hiring” or “founders of Late-stage venture SaaS companies in London who left in the last year” and Refolk returns a ranked shortlist with the evidence behind each match.
How this list is built
Last refreshed: Thu, 07 May 2026 08:40:07 GMT
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