Principal Engineer Job Trends in London

Principal Engineer
England > London

The median Principal Engineer salary in London is £100,000 per year, according to job vacancies posted during the 6 months leading to 26 March 2026.

The table below compares current salary benchmarking and summary statistics with the previous two years.

6 months to
26 Mar 2026
Same period 2025 Same period 2024
Rank 272 325 318
Rank change year-on-year +53 -7 +99
Permanent jobs requiring a Principal Engineer 125 73 176
As % of all permanent jobs in London 0.71% 0.57% 0.79%
As % of the Job Titles category 0.77% 0.62% 0.84%
Number of salaries quoted 97 46 140
10th Percentile £84,500 £60,000 £72,500
25th Percentile £90,000 £85,938 £81,250
Median annual salary (50th Percentile) £100,000 £111,250 £100,000
Median % change year-on-year -10.11% +11.25% -4.76%
75th Percentile £122,500 £125,000 £118,125
90th Percentile £145,000 £140,000 £125,000
England median annual salary £79,500 £70,600 £80,000
% change year-on-year +12.61% -11.75% -3.03%

All Permanent IT Job Roles
London

For comparison with the information above, the following table provides summary statistics for all permanent IT job vacancies in 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 London with a recognized job title 16,137 11,719 20,844
% of permanent jobs with a recognized job title 91.72% 90.77% 94.12%
Number of salaries quoted 10,785 7,529 16,411
10th Percentile £37,500 £42,000 £39,500
25th Percentile £51,250 £56,250 £52,500
Median annual salary (50th Percentile) £75,000 £75,000 £70,000
Median % change year-on-year - +7.14% -3.45%
75th Percentile £95,000 £97,500 £93,750
90th Percentile £107,500 £122,500 £115,000
England median annual salary £55,000 £60,000 £55,000
% change year-on-year -8.33% +9.09% -9.09%

Principal Engineer
Job Vacancy Trend in London

Historical trend showing the proportion of permanent IT job postings featuring 'Principal Engineer' in the job title relative to all permanent IT jobs advertised in London.

Principal Engineer job vacancy trend in London

Principal Engineer
Salary Trend in London

Salary distribution trend for Principal Engineer job vacancies in London.

Salary distribution trend for Principal Engineer job vacancies in London

Principal Engineer
Salary Histogram in London

Salary distribution for jobs citing Principal Engineer in London over the 6 months to 26 March 2026.

Salary histogram for Principal Engineer in London

Principal Engineer
Job Locations in 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 London region over the 6 months to 26 March 2026. 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
Central London +33 32 £107,500 -2.27% 8
South London +20 6 £80,000 +33.33% 2
West London -20 1 £65,000 -
Principal Engineer
England

Principal Engineer Skill Set
Top 30 Co-Occurring Skills & Capabilities in London

For the 6 months to 26 March 2026, Principal Engineer job roles required the following skills and capabilities in order of popularity. The figures indicate the absolute number of co-occurrences and as a proportion of all permanent job ads across the London region featuring Principal Engineer in the job title.

1 62 (49.60%) Software Engineering
2 55 (44.00%) AWS
3 40 (32.00%) CI/CD
4 37 (29.60%) Python
5 35 (28.00%) Java
6 32 (25.60%) Agile
7 26 (20.80%) Continuous Improvement
8 25 (20.00%) Microservices
9 24 (19.20%) Azure
9 24 (19.20%) GCP
10 21 (16.80%) Roadmaps
11 20 (16.00%) Mentoring
12 18 (14.40%) DevOps
12 18 (14.40%) Technical Leadership
13 16 (12.80%) AI
13 16 (12.80%) Degree
13 16 (12.80%) Infrastructure as Code
13 16 (12.80%) React
13 16 (12.80%) SQL
13 16 (12.80%) TDD
14 15 (12.00%) Fintech
14 15 (12.00%) Full-Stack Development
15 13 (10.40%) Analytics
15 13 (10.40%) Django
15 13 (10.40%) PostgreSQL
15 13 (10.40%) TypeScript
16 12 (9.60%) Android
16 12 (9.60%) Android Development
16 12 (9.60%) Android Jetpack
16 12 (9.60%) Coaching

Principal Engineer Skill Set
Co-Occurring Skills & Capabilities in London by Category

The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category:

Application Platforms
1 6 (4.80%) Apache Spark
2 2 (1.60%) Apache Airflow
3 1 (0.80%) Apache
3 1 (0.80%) Camunda
3 1 (0.80%) WordPress
Applications
1 1 (0.80%) Microsoft Office
Cloud Services
1 55 (44.00%) AWS
2 24 (19.20%) Azure
2 24 (19.20%) GCP
3 12 (9.60%) Serverless
4 8 (6.40%) AWS CloudFormation
4 8 (6.40%) SaaS
5 5 (4.00%) Amazon EKS
5 5 (4.00%) Amazon EMR
6 4 (3.20%) Anthropic Claude
6 4 (3.20%) GitHub
6 4 (3.20%) GitHub Copilot
7 3 (2.40%) Amazon CloudWatch
8 2 (1.60%) Amazon ECS
8 2 (1.60%) Amazon OpenSearch
8 2 (1.60%) Azure DevOps
8 2 (1.60%) CloudFront
8 2 (1.60%) dbt
8 2 (1.60%) Google Kubernetes Engine
8 2 (1.60%) Power Platform
8 2 (1.60%) Snowflake
Communications & Networking
1 2 (1.60%) Bluetooth
1 2 (1.60%) Wi-Fi
1 2 (1.60%) Wireless
2 1 (0.80%) Broadband
2 1 (0.80%) Multicast
2 1 (0.80%) VPN
Database & Business Intelligence
1 13 (10.40%) PostgreSQL
2 11 (8.80%) MySQL
3 10 (8.00%) NoSQL
4 9 (7.20%) BigQuery
5 8 (6.40%) Data Warehouse
5 8 (6.40%) Elasticsearch
6 5 (4.00%) Apache Cassandra
6 5 (4.00%) Big Data
6 5 (4.00%) DataStage
6 5 (4.00%) DynamoDB
6 5 (4.00%) Hadoop
6 5 (4.00%) MongoDB
6 5 (4.00%) Neo4j
6 5 (4.00%) Pentaho
6 5 (4.00%) RDBMS
6 5 (4.00%) Relational Database
6 5 (4.00%) SQL Server
7 3 (2.40%) Data Lake
8 2 (1.60%) Power BI
8 2 (1.60%) Tableau
Development Applications
1 8 (6.40%) GitLab
2 5 (4.00%) Cucumber
3 4 (3.20%) Claude Code
3 4 (3.20%) Jenkins
4 2 (1.60%) Cypress.io
5 1 (0.80%) Jaeger
5 1 (0.80%) JIRA
5 1 (0.80%) Maven
5 1 (0.80%) Rational DOORS
5 1 (0.80%) Selenium
5 1 (0.80%) TeamCity
General
1 35 (28.00%) Finance
2 13 (10.40%) Banking
3 11 (8.80%) Law
4 10 (8.00%) Social Skills
5 9 (7.20%) Analytical Skills
6 4 (3.20%) Influencing Skills
7 3 (2.40%) Public Sector
7 3 (2.40%) Retail
8 2 (1.60%) Electronics
8 2 (1.60%) Inclusion and Diversity
8 2 (1.60%) Manufacturing
9 1 (0.80%) Advertising
Libraries, Frameworks & Software Standards
1 16 (12.80%) React
2 13 (10.40%) Django
3 12 (9.60%) Android Jetpack
3 12 (9.60%) Jetpack Compose
4 11 (8.80%) Kafka
4 11 (8.80%) Spring
5 8 (6.40%) .NET
5 8 (6.40%) Spring Boot
6 6 (4.80%) .NET Core
7 5 (4.00%) FastAPI
8 4 (3.20%) Redux
9 3 (2.40%) REST
10 2 (1.60%) GraphQL
10 2 (1.60%) Jest
10 2 (1.60%) Node.js
10 2 (1.60%) RESTful
10 2 (1.60%) WebSockets
11 1 (0.80%) Boost C++ Libraries
11 1 (0.80%) FIX Protocol
11 1 (0.80%) HTML
Miscellaneous
1 25 (20.00%) Distributed Systems
2 12 (9.60%) Mobile Banking
3 11 (8.80%) Cloud Native
4 10 (8.00%) Greenfield Project
5 9 (7.20%) Algorithms
6 8 (6.40%) Data Structures
7 5 (4.00%) e-Learning
7 5 (4.00%) Enterprise Software
7 5 (4.00%) Hybrid Cloud
7 5 (4.00%) Management Information System
7 5 (4.00%) Product Ownership
7 5 (4.00%) Public Cloud
8 3 (2.40%) Derivative
8 3 (2.40%) Fixed Income
9 2 (1.60%) Embedded Systems
10 1 (0.80%) Blockchain
10 1 (0.80%) Data Centre
10 1 (0.80%) Data Protection Act
10 1 (0.80%) Over-the-Top Content
10 1 (0.80%) Raspberry Pi
Operating Systems
1 12 (9.60%) Android
2 1 (0.80%) Linux
Processes & Methodologies
1 62 (49.60%) Software Engineering
2 40 (32.00%) CI/CD
3 32 (25.60%) Agile
4 26 (20.80%) Continuous Improvement
5 25 (20.00%) Microservices
6 21 (16.80%) Roadmaps
7 20 (16.00%) Mentoring
8 18 (14.40%) DevOps
8 18 (14.40%) Technical Leadership
9 16 (12.80%) AI
9 16 (12.80%) Infrastructure as Code
9 16 (12.80%) TDD
10 15 (12.00%) Fintech
10 15 (12.00%) Full-Stack Development
11 13 (10.40%) Analytics
12 12 (9.60%) Android Development
12 12 (9.60%) Coaching
12 12 (9.60%) Digital Banking
12 12 (9.60%) Event-Driven
13 11 (8.80%) Computer Science
Programming Languages
1 37 (29.60%) Python
2 35 (28.00%) Java
3 16 (12.80%) SQL
4 13 (10.40%) TypeScript
5 12 (9.60%) Kotlin
6 10 (8.00%) C#
7 6 (4.80%) Rust
8 5 (4.00%) Go
9 4 (3.20%) JavaScript
10 1 (0.80%) C++
10 1 (0.80%) PHP
10 1 (0.80%) PowerShell
10 1 (0.80%) Scala
Qualifications
1 16 (12.80%) Degree
2 10 (8.00%) Computer Science Degree
3 8 (6.40%) AWS Certification
3 8 (6.40%) Security Cleared
4 7 (5.60%) SC Cleared
5 5 (4.00%) AWS Certified Solutions Architect
6 4 (3.20%) PhD
7 3 (2.40%) DV Cleared
8 2 (1.60%) Master's Degree
9 1 (0.80%) DBS Check
Quality Assurance & Compliance
1 3 (2.40%) QA
2 2 (1.60%) Data Quality
System Software
1 12 (9.60%) Docker
Systems Management
1 11 (8.80%) Terraform
2 9 (7.20%) Kubernetes
3 2 (1.60%) Kibana
4 1 (0.80%) Ansible
4 1 (0.80%) Progress Chef
4 1 (0.80%) Prometheus
Vendors
1 11 (8.80%) Google
2 5 (4.00%) Informatica
2 5 (4.00%) Oracle
2 5 (4.00%) Talend
3 2 (1.60%) EMC
4 1 (0.80%) Databricks
4 1 (0.80%) Microsoft