Series B Data infrastructure companies in London
Databases, warehouses, lakes, pipelines, and observability for production data. Filtered to Series B-stage companies headquartered in London.
Built from a search like: “Top Series B Data infrastructure companies in London”
Ranked by current headcount across Series B Data infrastructure companies in London. Refreshed daily.
- 1Tripledot Studios· London, England, United Kingdom
- Series B
- 535 employees
- Founded 2017
- 2Lavanda· London, England, United Kingdom
- Series B
- 329 employees
- Founded 2014
- 3Mimica· London, England, United Kingdom
- Series B
- 261 employees
- Founded 2018
- 4Accurx· London, England, United Kingdom
- Series B
- 258 employees
- Founded 2016
- 5hyperexponential· London, England, United Kingdom
- Series B
- 242 employees
- Founded 2017
- 6PhysicsX· London, England, United Kingdom
- Series B
- 242 employees
- Founded 2019
- 7FintechOS· London, England, United Kingdom
- Series B
- 222 employees
- Founded 2017
- 8Fintech Farm· London, England, United Kingdom
- Series B
- 207 employees
- Founded 2020
- 9Contino, a Cognizant Company· London, England, United Kingdom
- Series B
- 203 employees
- Founded 2014
- 10Sona (getsona.com)· London, England, United Kingdom
- Series B
- 180 employees
- Founded 2021
- 11Xelix· London, England, United Kingdom
- Series B
- 169 employees
- Founded 2018
- 12Attio· London, England, United Kingdom
- Series B
- 167 employees
- Founded 2019
- 13Qargo TMS· London, England, United Kingdom
- Series B
- 160 employees
- Founded 2020
- 14inforcer· London, England, United Kingdom
- Series B
- 158 employees
- Founded 2022
- 15Cenevo (Formerly Labguru & Titian Software)· London, England, United Kingdom
- Series B
- 150 employees
- Founded 2007
- 16Disperse· London Colney, England, United Kingdom
- Series B
- 143 employees
- Founded 2015
- 17Scoro· London, England, United Kingdom
- Series B
- 143 employees
- Founded 2013
- 18Raft· London, England, United Kingdom
- Series B
- 143 employees
- Founded 2017
- 19Tyk· London, England, United Kingdom
- Series B
- 138 employees
- Founded 2015
- 20Causaly· London, England, United Kingdom
- Series B
- 134 employees
- Founded 2018
- 21Cytora· London, England, United Kingdom
- Series B
- 133 employees
- Founded 2014
- 22Semble· London, England, United Kingdom
- Series B
- 130 employees
- Founded 2017
- 23Pointr· London, England, United Kingdom
- Series B
- 120 employees
- Founded 2014
- 24Aztec· London, England, United Kingdom
- Series B
- 119 employees
- Founded 2017
- 25HICX· London, England, United Kingdom
- Series B
- 119 employees
- Founded 2004
Find engineers at Series B Data infrastructure companies in London
Searching for “engineers at top Series B Data infrastructure companies in London” surfaces this slice of the market. The list above ranks Data infrastructure companies headquartered in London whose latest disclosed round is Series B, by current headcount, drawn from public LinkedIn and Crunchbase records. With 75 matching companies in our index, this is a tight read on where the Data infrastructure talent in London is heating up.
Three filters at once narrows the field hard. The companies that survive all three — Series B, Data infrastructure, 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 Data infrastructure’s next operators and angel investors.
Refolk converts this list into a live search. Ask for “senior engineers at Series B Data infrastructure companies in London hiring” or “founders of Series B Data infrastructure 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 07:56:43 GMT
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