Principal Engineer Jobs in Central London

Principal Engineer
London > Central London

The median Principal Engineer salary in Central London is £110,000 per year, according to job vacancies posted during the 6 months leading to 30 April 2025.

The table below provides salary benchmarking and summary statistics, comparing them to the same period in the previous two years.

6 months to
30 Apr 2025
Same period 2024 Same period 2023
Rank 158 179 196
Rank change year-on-year +21 +17 +61
Permanent jobs requiring a Principal Engineer 7 18 50
As % of all permanent jobs advertised in Central London 0.28% 0.48% 0.94%
As % of the Job Titles category 0.30% 0.50% 0.98%
Number of salaries quoted 7 18 50
10th Percentile £84,000 £87,500 £77,425
25th Percentile £103,750 £92,188 £77,813
Median annual salary (50th Percentile) £110,000 £115,000 £82,500
Median % change year-on-year -4.35% +39.39% -21.43%
75th Percentile £135,000 £125,000 £111,250
90th Percentile £152,500 - £120,250
London median annual salary £102,500 £96,250 £107,500
% change year-on-year +6.49% -10.47% +19.44%

All Permanent IT Job Vacancies
Central London

For comparison with the information above, the following table provides summary statistics for all permanent IT job vacancies in Central London. Most job vacancies include a discernible job title that can be normalized. As such, the figures in the second row provide an indication of the number of permanent jobs in our overall sample.

Permanent vacancies in Central London with a recognized job title 2,309 3,597 5,096
% of permanent jobs with a recognized job title 90.91% 95.08% 96.19%
Number of salaries quoted 1,638 2,832 4,257
10th Percentile £41,250 £40,000 £41,250
25th Percentile £52,500 £52,500 £55,000
Median annual salary (50th Percentile) £72,500 £72,500 £75,000
Median % change year-on-year - -3.33% +3.45%
75th Percentile £96,250 £95,000 £95,000
90th Percentile £120,000 £112,500 £111,250
London median annual salary £75,000 £70,000 £72,500
% change year-on-year +7.14% -3.45% +3.57%

Principal Engineer
Job Vacancy Trend in Central London

Job postings that featured Principal Engineer in the job title as a proportion of all IT jobs advertised in Central London.

Job vacancy trend for Principal Engineer in Central London

Principal Engineer
Salary Trend in Central London

3-month moving average salary quoted in jobs citing Principal Engineer in Central London.

Salary trend for Principal Engineer in Central London

Principal Engineer
Salary Histogram in Central London

Salary distribution for jobs citing Principal Engineer in Central London over the 6 months to 30 April 2025.

Salary histogram for Principal Engineer in Central London

Principal Engineer
Job Locations in Central London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Principal Engineer within the Central London region over the 6 months to 30 April 2025. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Jobs
City of London +29 7 £110,000 -8.33% 4
Principal Engineer
London

Principal Engineer Skill Set
Top 30 Co-occurring Skills and Capabilities in Central London

For the 6 months to 30 April 2025, Principal Engineer job roles required the following skills and capabilities in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the Central London region featuring Principal Engineer in the job title.

1 6 (85.71%) Software Engineering
2 4 (57.14%) TDD
2 4 (57.14%) Node.js
3 3 (42.86%) RESTful
3 3 (42.86%) AWS
3 3 (42.86%) SaaS
3 3 (42.86%) Degree
3 3 (42.86%) Enterprise Software
3 3 (42.86%) Go
3 3 (42.86%) Python
3 3 (42.86%) SOA
3 3 (42.86%) Unit Testing
3 3 (42.86%) Integration Testing
3 3 (42.86%) Continuous Integration
3 3 (42.86%) Microservices
3 3 (42.86%) Rust
3 3 (42.86%) Social Skills
4 2 (28.57%) Event-Driven
4 2 (28.57%) Platform Engineering
4 2 (28.57%) Containerisation
4 2 (28.57%) Enterprise Architecture
4 2 (28.57%) Infrastructure as Code
4 2 (28.57%) Serverless
4 2 (28.57%) Socket.IO
4 2 (28.57%) Data Science
4 2 (28.57%) API Development
4 2 (28.57%) API Design
4 2 (28.57%) Data Engineering
4 2 (28.57%) Java
4 2 (28.57%) Investment Banking

Principal Engineer Skill Set
Co-occurring Skills and Capabilities in Central London by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 1 (14.29%) Confluence
Applications
1 1 (14.29%) Revit
Cloud Services
1 3 (42.86%) AWS
1 3 (42.86%) SaaS
2 2 (28.57%) Serverless
Database & Business Intelligence
1 1 (14.29%) MongoDB
Development Applications
1 1 (14.29%) Git
1 1 (14.29%) JIRA
General
1 3 (42.86%) Social Skills
2 2 (28.57%) Banking
2 2 (28.57%) Front Office
2 2 (28.57%) Investment Banking
Libraries, Frameworks & Software Standards
1 4 (57.14%) Node.js
2 3 (42.86%) RESTful
3 2 (28.57%) Express.js
3 2 (28.57%) REST
3 2 (28.57%) Socket.IO
3 2 (28.57%) WebSockets
4 1 (14.29%) GraphQL
4 1 (14.29%) Kafka
4 1 (14.29%) React
Miscellaneous
1 3 (42.86%) Enterprise Software
2 1 (14.29%) Cloud Native
2 1 (14.29%) Data Centre
2 1 (14.29%) Distributed Systems
2 1 (14.29%) Greenfield Project
Processes & Methodologies
1 6 (85.71%) Software Engineering
2 4 (57.14%) TDD
3 3 (42.86%) Continuous Integration
3 3 (42.86%) Integration Testing
3 3 (42.86%) Microservices
3 3 (42.86%) SOA
3 3 (42.86%) Unit Testing
4 2 (28.57%) Analytics
4 2 (28.57%) API Design
4 2 (28.57%) API Development
4 2 (28.57%) Containerisation
4 2 (28.57%) Data Engineering
4 2 (28.57%) Data Science
4 2 (28.57%) DevOps
4 2 (28.57%) Enterprise Architecture
4 2 (28.57%) Event-Driven
4 2 (28.57%) Infrastructure as Code
4 2 (28.57%) Platform Engineering
5 1 (14.29%) Design Patterns
5 1 (14.29%) Mentoring
Programming Languages
1 3 (42.86%) Go
1 3 (42.86%) Python
1 3 (42.86%) Rust
2 2 (28.57%) Java
3 1 (14.29%) Kotlin
3 1 (14.29%) TypeScript
Qualifications
1 3 (42.86%) Degree
Systems Management
1 1 (14.29%) Kubernetes