Taylor Wimpey has confirmed it will not take on new housing developments in London, with chief executive Jennie Daly telling the Times Business podcast that the economic case for building in the capital has effectively evaporated.

Daly said demand in London is being held back by affordability pressures while, on the supply side, viability is "fundamentally broken". She pointed to rising build costs, the second staircase requirement on taller blocks, and the Greater London Authority's ability to push up affordable housing contributions through late-stage viability reviews as factors that keep tipping schemes into loss.

Taylor Wimpey is not an isolated case. Vistry announced last month that it is exiting open-market housebuilding in the South East as part of a wider restructuring. Berkeley Group, long seen as the developer best placed to make London numbers work, has not bought new London land in more than four years, has cut its annual delivery target in the capital from around 6,000 homes to 3,000, and has halved its on-site workforce in the city. Both Taylor Wimpey and Berkeley have also criticised what they describe as a planning "nightmare" of objections and delay adding to scheme costs.

Why it matters

London has been the proving ground for UK housebuilding margins for a generation, and when two of the most financially disciplined listed housebuilders in the country say the sums no longer add up, it is a market signal rather than a one-off retreat. It also lands at a sensitive moment for a government that has made housing delivery a flagship target: large sites accepted as viable just a few years ago sit outside today's build-cost and affordable-housing arithmetic.

The retreat is not uniform. Build-to-rent and purpose-built student accommodation continue to attract capital in London even as open-market for-sale schemes stall, and housebuilders squeezed out of the capital are redeploying land budgets and site teams to the Midlands, the North West and parts of the South East outside the M25, where land values and section 106 costs leave more room for a workable margin.

What it means for your career

If you are a site manager, QS or buyer currently on a London residential scheme for Taylor Wimpey, Vistry or a comparable listed housebuilder, this is worth watching closely rather than waiting out: London land and build teams are the ones most likely to be resized as pipelines run down over the next 12 to 18 months. Commercial and technical staff with experience landing viability arguments through planning, rather than just running a site once it is unconditional, will be in demand wherever developers are still trying to make London stack up, including on build-to-rent and PBSA schemes that sit outside this retreat.

For those open to a move, the pipeline is shifting rather than disappearing: regional housebuilding divisions in the Midlands and North West are the more secure bet for the next two to three years, and commercial staff who can show land appraisal or viability experience will carry that skill into whichever region a housebuilder is still committed to.