Principal Engineer salaries in London.
What Principal Engineer roles in London pay, from live listings on JobsRadar.
Compare with anotherMedian salary
$209,077
per year · annualized USD
Typical range
$154k – $239.1k
25th–75th percentile
Disclosing pay
6.1%
10 of 165 roles
Live roles
165
open right now
Salary distribution
annualized USD · disclosed rolesHighest-paying live roles
Principal Backend Engineer
Staff / Principal Research Engineer, AI Safety, Technical Mitigations
Staff Software Engineer, Product Engineering, UK
Engineering Manager, UK
Principal Machine Learning Engineer
Principal Software Engineer
Senior Software Engineer, Product Engineering, UK
Principal Cloud Engineer (AWS) (Multiple)
Top companies hiring
| Company | Median | Roles |
|---|---|---|
|
Ashby
|
$195,946 | 3 |
|
Cloudscaler
|
$114,470 | 2 |
|
Heron Data
|
$309,743 | 1 |
| LS Lila Sciences | $280,000 | 1 |
|
IMC
|
$225,000 | 1 |
|
Omnea
|
$222,207 | 1 |
Accurx
|
$144,771 | 1 |
See every Principal Engineer role
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How much do Principal Engineer roles in London pay?
The median salary for Principal Engineer roles in London is $209,077 per year. Most pay falls between $154,030 (25th percentile) and $239,066 (75th percentile), with the broader 10th–90th percentile band running from $138,038 to $282,974.
These figures are computed live from 165 active Principal Engineer roles in London on JobsRadar, of which 10 (6.1%) publish a salary range. Pay is normalized to annualized USD so roles can be compared on equal terms; the highest-paying roles listed above show their original posted currency. Numbers refresh every few hours as new roles are posted and older ones close.
Employers currently hiring well-paid Principal Engineer roles in London include Heron Data, Lila Sciences, Ashby and IMC.
Salary transparency varies by employer and region, so the disclosing share above reflects only roles that publish pay — not every open position. Use it as a directional benchmark rather than an exact offer.