50% of professionals earn between £59,155 - £92,500 GBP
The median salary is £68,671
The average salary for a Principal Engineer in United Kingdom is GBP 73,430 - GBP 91,417 per year in 2026. The median salary is GBP 75,016 per year, based on 4,878 active job listings.
The cities with the most Principal Engineer job opportunities in United Kingdom are London, Manchester, Bristol, Birmingham, Leeds. London leads with 878 job openings.
Leading employers for Principal Engineer roles in United Kingdom include Jobster, AtkinsRéalis, myGwork - LGBTQ+ Business Community, Stantec, BAE Systems.
Explore 4,878 Principal Engineer job listings in United Kingdom on BeBee, or check our salary calculator for a personalized estimate.