Rolls-Royce Submarines UK plans to double nuclear submarine output to one boat every 18 months UK plans to double nuclear submarine output to one boat every 18 months Submarines 23 Sep 2026 UK nuclear submarine expansion drives demand for 65,000 skilled workers by 2030 UK nuclear submarine expansion drives demand for 65,000 skilled workers by 2030 Defence Nuclear Enterprise (DNE) 25 Aug 2026 Rolls-Royce Submarines breaks ground on major Derby expansion to support AUKUS Rolls-Royce Submarines breaks ground on major Derby expansion to support AUKUS AUKUS 3 Jul 2026