U.K. Retail Media Spend Rises, but Fragmented Commerce Infrastructure Caps Growth Potential

British brands are allocating more budget to retail media, yet a lack of integration across commerce touchpoints is preventing the channel from reaching its full potential, according to new research.

Budgets Moving Toward Retail Media

U.K. advertisers are continuing to shift spending into retail media networks, reflecting a broader global trend as brands seek closer proximity to purchase moments. The increased investment signals growing confidence in the channel's ability to connect advertising directly to measurable sales outcomes, a dynamic that has accelerated as third-party cookie deprecation reshapes digital targeting options.

'Disconnected Commerce' Identified as Structural Drag

Despite the budget momentum, the Digiday report highlights that fragmented commerce infrastructure — spanning inconsistent data standards, siloed retailer platforms, and misaligned measurement frameworks — is limiting how quickly brands can scale. Industry observers describe the situation as one where organisational and technical barriers inside both brands and retailers are preventing the kind of joined-up execution needed to fully unlock return on investment. The inability to connect online and offline signals in a unified way compounds the challenge for marketers attempting to attribute spend accurately.

What Brands and Retailers Are Doing About It

Some larger players are moving to address the gaps by investing in first-party data infrastructure and pushing for greater standardisation across retail media networks. However, progress remains uneven, particularly for mid-market brands that lack the resources to integrate across multiple retailer environments simultaneously. Calls for industry-wide measurement standards — an ongoing conversation in both the U.K. and U.S. markets — appear to be gaining urgency as media budgets committed to the channel grow.

Why It Matters

The U.K. findings reinforce a tension playing out across global retail media: advertiser appetite is outpacing the operational maturity of the ecosystem. Until data connectivity and measurement consistency improve, brands risk over-investing in placements they cannot fully evaluate. For retail media networks, solving the interoperability problem is increasingly a competitive differentiator, not just a technical footnote.