Balfour Beatty rejoined the FTSE 100 on 1 October, ending a 17 year absence from the UK's blue chip index, Bloomberg and Construction News reported this week. The move follows a sustained share price rally, with the stock more than tripling in value since the start of 2022 and trading near a record high, putting it among the FTSE 350's strongest performers over that period.

Chief executive Philip Hoare said the inclusion reflected "the progress we have made as a business, our strong market performance and investor confidence in our future". The rally has been driven by a run of earnings beats, contract wins and shareholder payouts, with the group's market capitalisation now standing at around £4.45bn, overtaking longstanding rivals including Kier Group.

Why it matters

Much of the re-rating sits on the back of Balfour Beatty's UK Power Transmission business, where revenue rose strongly in the first half of this year on the back of the grid upgrade work needed to connect new generation and data centres to the network. The company says that division now carries an order book backed by a pipeline several times its current size, a sign that National Grid's transmission investment is starting to convert into sustained contractor revenue rather than one off wins.

That matters for the wider market because index membership is not just a City vanity metric. It brings in passive tracker money, lowers the cost of capital and makes it easier to win long term public sector and utility work that requires financial strength tests, all of which feeds back into order books and, eventually, headcount.

What it means for careers and hiring

Balfour Beatty is backing the rally with people. Construction News and New Civil Engineer reported last week that the group plans to grow its UK workforce from around 14,000 to 16,000 over the next two years, a rise of more than 30% since 2023. Around half of the 2,000 new roles are earmarked for early career routes: apprenticeships, graduate schemes, internships and traineeships, taking that cohort from 9% of the UK workforce today to a targeted 12.7% by the end of 2027.

The clearest demand is in power and energy infrastructure: electrical engineers, planners and project managers who can work on substations, cabling and connection projects for National Grid and the wider transmission network. Quantity surveyors and commercial staff with utilities experience are also well placed, given the framework and NEC contract structures that dominate this work. For QSs and project managers currently in cyclical housebuilding or fit out roles, the power transmission pipeline is one of the more reliable multi-year bets in the market right now, and a FTSE 100 balance sheet behind it reduces the usual worry about a contractor's ability to pay and deliver over a long programme.