Waymo begins autonomous vehicle testing on London roads

What happened

In April 2026, Waymo began autonomous testing on London roads — the Alphabet subsidiary's first driving programme in Europe. Around 100 all-electric Jaguar I-PACE vehicles are operating across a zone of roughly 100 square miles, each with a trained safety specialist behind the wheel while the vehicle drives itself.

The move follows the company's announcement of its London plans in October 2025 and an initial phase of manual driving to map the operating area. Waymo's stated progression runs from autonomous testing with safety operators, through driverless testing and employee trials, to a public robotaxi service, which the company is targeting for 2026 — contingent on UK government approval, since regulations governing the trial programme have yet to be finalised. Waymo says it is working closely with regulators.

Co-chief executive Dmitri Dolgov said the company's "core driving AI" is "generalizing very well", with specialists behind the wheel "as we master local nuances and validate performance on UK roads".

The technology

Waymo's system is the most operationally proven in the industry: more than 3,000 robotaxis running across 11 US cities, including Phoenix, San Francisco, Los Angeles, Austin and Atlanta. The London deployment tests whether a driving model trained overwhelmingly on American roads generalises to left-hand traffic, dense Victorian street patterns and London's mix of cyclists, buses and informal give-way behaviour — "local nuances", in Dolgov's phrase.

The company is not arriving cold. It has had a UK research footprint since acquiring Oxford-based Latent Logic in 2019, and operates engineering hubs in Oxford and London. It is also testing in Tokyo, its other left-hand-drive market, which will inform the London programme.

The regulatory machinery matters as much as the software. Coverage from January 2026, when Waymo confirmed its UK plans, described a government-backed pilot scheme allowing commercial autonomous services to operate ahead of the full legislative framework, with broader provisions for self-driving vehicles expected to take effect in the second half of 2026. The precise trial regulations Waymo needs for fully driverless operation were still being finalised as testing began; we have not been able to verify the detailed statutory basis from primary sources, so the timetable should be treated as indicative.

Why it matters for UK & Ireland

London is the first city outside the US and Japan where Waymo has put vehicles on the road, and it would be the company's first international commercial market. That is a meaningful vote of confidence in the UK's regulatory approach: the government has constructed a pathway that attracted the world's leading operator before equivalent European frameworks did.

It also sets up a direct contest on London streets. UK-based Wayve, partnered with Uber, is planning its own London robotaxi launch, and Nissan has tested autonomous vehicles on UK roads; the same Wayve–Uber–Nissan grouping is planning a Tokyo pilot by late 2026. London will therefore host a domestic champion and the American incumbent side by side — a rare natural experiment, and one that will generate the safety and operational data on which wider UK and, eventually, Irish policy on automated transport will draw.

For infrastructure owners, the questions are practical: kerbside management, pick-up and drop-off space, interaction with bus lanes and cycle infrastructure, and what a fleet of several hundred autonomous vehicles means for road-space allocation in a city that has spent two decades constraining private car use.

What to watch

The transition points are the story: when safety specialists come out of the driver's seat, when employee trials begin, and whether a public service actually launches in 2026 — each step gated on regulatory sign-off that does not yet exist in final form. Watch also the first incident data from mixed London traffic, the scope of the initial 100-square-mile service area versus where demand actually sits, and how quickly Wayve and Uber respond.