Site Reliability Engineer Salary in London

What most site reliability engineers actually earn

Half of site reliability engineers in London earn between £50,946 and £93,135. Earning above £93,135 puts you in the top quarter of the profession.

ONS suppresses the detailed spread for this occupation at regional level, so this range describes the wider “Information Technology Professionals” group in London.

How London ranks for site reliability engineer pay

London pays site reliability engineers more than anywhere else ONS measures — £17,711 above Scotland, the lowest of the 5.

Ranking compares published regional medians for the same occupation. It says nothing about cost of living — a higher median doesn't survive contact with rent. The cost of living calculator is the honest next step.

Where this figure comes from

ONS occupation group

Information technology professionals n.e.c.

SOC 2020 code

2139

Measure

Gross annual pay, all employees

Edition

ONS Annual Survey of Hours and Earnings, 2025 provisional

ONS doesn't measure “site reliability engineer” as its own category. These figures are for the wider group “Information technology professionals n.e.c.”, which includes this role alongside others.

Source: Office for National Statistics, Annual Survey of Hours and Earnings. Contains public sector information licensed under the Open Government Licence v3.0. Figures are estimates from a survey of PAYE jobs and are not financial advice.