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UK tech funding roundup: This week’s deals from Stream to Allocation Strategy

Here’s your weekly roundup of UK tech startup funding deals

Funding roundup

This week’s UK tech funding deals include employee fintech platform Stream, photonics firm Optalysys and more.

UKTN tracked £140.7m worth of UK tech investment this week (19 January to 23 January), a 780% week-on-week increase across eight funding rounds.

Here’s your weekly roundup of UK tech startup funding deals.

Stream – £67m

Sector: Fintech

HQ: London

Round: Series D

Investors: Sofina, Ascension Ventures, Balderton, Northzone, Smash Capital, Local Globe Latitude the British Business Bank, and Better Society Capital

Founded in 2018 is a financial platform that partners with employers to offer staff budgeting and planning tools as well as access to affordable credit.

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Kraken Technologies – £25m

Sector: Energy

HQ: London

Round: 

Investors: British Business Bank

Founded in 2025 (as a standalone spinoff of Octopus Energy), Kraken has developed an energy management platform used by leading providers....