Thanim Rahman had every reason to smile when his LinkedIn profile picture was taken in September 2025.  Wearing his graduation gown, cap and hood, he holds a red-ribboned degree certificate — computer science first class — with the “Open to Work” badge displayed to attract recruiters. Six months, 50 applications and only one interview later, that picture tells a different story: he’s still unemployed. Once a global hub for entry-level jobs, London is now the epicenter of a growing youth joblessness crisis that is threatening to blight the futures of hundreds of thousands of people and fuel a backlash against Prime Minister Keir Starmer’s Labour government in key municipal elections in just over a month. Young people drawn to the British capital for its rich cultural life and opportunities are finding the junior roles that traditionally launched careers, from marketing to HR traineeships, increasingly hard to find in a labor market upended by artificial intelligence and global turmoil.…