Staff / Principal Machine Learning Engineer Salary in London

434+ verified salaries · London

What do Staff / Principal Machine Learning Engineers earn in London?

Staff / Principal Machine Learning Engineers in London earn a median of £157,000, with the range spanning £108,000 to £241,000.

Salaries are based on 434+ real data points scraped from live job postings across London.

Salary by seniority level

Junior (0–2 yrs): £81k – £108k

Mid-level (2–5 yrs): £108k – £157k

Senior (5–8 yrs): £157k – £241k

Staff / Principal (8+ yrs): £241k – £301k+

About this data

MasloJobs aggregates salary data from 350,000+ verified tech compensation data points across Europe. Updated continuously from live job postings, not self-reported surveys.

Last updated: March 2026