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 3 April 2026.

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

6 months to
3 Apr 2026
Same period 2025 Same period 2024
Rank 266 330 306
Rank change year-on-year +64 -24 +116
Permanent jobs requiring a Principal Engineer 139 71 179
As % of all permanent jobs in London 0.76% 0.55% 0.80%
As % of the Job Titles category 0.83% 0.61% 0.85%
Number of salaries quoted 109 42 143
10th Percentile £84,750 £60,000 £72,500
25th Percentile £90,000 £88,750 £81,875
Median annual salary (50th Percentile) £100,000 £111,250 £100,000
Median % change year-on-year -10.11% +11.25% -5.21%
75th Percentile £122,500 £125,000 £118,750
90th Percentile £145,000 £140,000 £125,000
England median annual salary £80,000 £70,600 £80,000
% change year-on-year +13.31% -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 16,674 11,654 21,039
% of permanent jobs with a recognized job title 91.73% 90.78% 94.08%
Number of salaries quoted 11,198 7,515 16,527
10th Percentile £38,000 £42,000 £39,000
25th Percentile £52,500 £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 £98,750 £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% -8.71%

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 3 April 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 3 April 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 +38 37 £100,000 -9.09% 8
South London +15 6 £80,000 +33.33% 2
West London -21 1 £65,000 -
Principal Engineer
England

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

For the 6 months to 3 April 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 68 (48.92%) Software Engineering
2 57 (41.01%) AWS
3 42 (30.22%) CI/CD
4 40 (28.78%) Python
5 39 (28.06%) Java
6 34 (24.46%) Agile
7 30 (21.58%) Continuous Improvement
8 28 (20.14%) Azure
8 28 (20.14%) Microservices
9 26 (18.71%) Roadmaps
10 24 (17.27%) GCP
11 20 (14.39%) Infrastructure as Code
11 20 (14.39%) Mentoring
11 20 (14.39%) Technical Leadership
12 19 (13.67%) AI
12 19 (13.67%) Degree
13 18 (12.95%) DevOps
14 17 (12.23%) TDD
15 16 (11.51%) Analytics
15 16 (11.51%) React
15 16 (11.51%) SQL
16 15 (10.79%) Full-Stack Development
16 15 (10.79%) Terraform
17 14 (10.07%) Fintech
18 13 (9.35%) Android
18 13 (9.35%) Android Development
18 13 (9.35%) Android Jetpack
18 13 (9.35%) Digital Banking
18 13 (9.35%) Jetpack Compose
18 13 (9.35%) Kotlin

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 (4.32%) Apache Spark
2 2 (1.44%) Apache Airflow
3 1 (0.72%) Apache
3 1 (0.72%) Camunda
3 1 (0.72%) WordPress
Applications
1 2 (1.44%) Microsoft PowerPoint
2 1 (0.72%) Microsoft Office
Cloud Services
1 57 (41.01%) AWS
2 28 (20.14%) Azure
3 24 (17.27%) GCP
4 12 (8.63%) Serverless
5 8 (5.76%) AWS CloudFormation
5 8 (5.76%) SaaS
6 7 (5.04%) Anthropic Claude
6 7 (5.04%) GitHub
6 7 (5.04%) GitHub Copilot
7 5 (3.60%) Amazon EKS
7 5 (3.60%) Amazon EMR
8 3 (2.16%) Amazon CloudWatch
9 2 (1.44%) Amazon ECS
9 2 (1.44%) Amazon MSK
9 2 (1.44%) Azure DevOps
9 2 (1.44%) CloudFront
9 2 (1.44%) dbt
9 2 (1.44%) Entra ID
9 2 (1.44%) Google Kubernetes Engine
9 2 (1.44%) Snowflake
Communications & Networking
1 3 (2.16%) Firewall
1 3 (2.16%) WAN
2 2 (1.44%) Bluetooth
2 2 (1.44%) LAN
2 2 (1.44%) Wi-Fi
2 2 (1.44%) Wireless
2 2 (1.44%) WLAN
3 1 (0.72%) Broadband
3 1 (0.72%) Multicast
3 1 (0.72%) SD-WAN
3 1 (0.72%) VPN
Database & Business Intelligence
1 12 (8.63%) PostgreSQL
2 11 (7.91%) MySQL
3 10 (7.19%) NoSQL
4 9 (6.47%) BigQuery
5 8 (5.76%) Data Warehouse
5 8 (5.76%) Elasticsearch
6 5 (3.60%) Apache Cassandra
6 5 (3.60%) Big Data
6 5 (3.60%) DataStage
6 5 (3.60%) DynamoDB
6 5 (3.60%) Hadoop
6 5 (3.60%) MongoDB
6 5 (3.60%) Neo4j
6 5 (3.60%) Pentaho
6 5 (3.60%) RDBMS
6 5 (3.60%) Relational Database
6 5 (3.60%) SQL Server
7 3 (2.16%) Data Lake
8 2 (1.44%) Power BI
8 2 (1.44%) Tableau
Development Applications
1 10 (7.19%) GitLab
2 7 (5.04%) Claude Code
3 5 (3.60%) Cucumber
4 4 (2.88%) Jenkins
5 2 (1.44%) Cypress.io
6 1 (0.72%) Jaeger
6 1 (0.72%) JIRA
6 1 (0.72%) Maven
6 1 (0.72%) Rational DOORS
6 1 (0.72%) Selenium
6 1 (0.72%) TeamCity
General
1 37 (26.62%) Finance
2 14 (10.07%) Banking
2 14 (10.07%) Law
3 11 (7.91%) Social Skills
4 9 (6.47%) Analytical Skills
5 6 (4.32%) Retail
6 4 (2.88%) Influencing Skills
7 3 (2.16%) Public Sector
8 2 (1.44%) Electronics
8 2 (1.44%) Inclusion and Diversity
8 2 (1.44%) Manufacturing
9 1 (0.72%) Advertising
Libraries, Frameworks & Software Standards
1 16 (11.51%) React
2 13 (9.35%) Android Jetpack
2 13 (9.35%) Jetpack Compose
3 12 (8.63%) Django
4 11 (7.91%) Kafka
4 11 (7.91%) Spring
5 10 (7.19%) Spring Boot
6 8 (5.76%) .NET
7 6 (4.32%) .NET Core
8 4 (2.88%) FastAPI
8 4 (2.88%) Redux
9 3 (2.16%) REST
10 2 (1.44%) GraphQL
10 2 (1.44%) Jest
10 2 (1.44%) Node.js
10 2 (1.44%) RESTful
10 2 (1.44%) WebSockets
11 1 (0.72%) AWS CDK
11 1 (0.72%) Boost C++ Libraries
11 1 (0.72%) Playwright
Miscellaneous
1 25 (17.99%) Distributed Systems
2 13 (9.35%) Mobile Banking
3 12 (8.63%) Cloud Native
4 10 (7.19%) Greenfield Project
5 9 (6.47%) Algorithms
6 8 (5.76%) Data Structures
7 7 (5.04%) Enterprise Software
8 6 (4.32%) Hybrid Cloud
8 6 (4.32%) Public Cloud
9 5 (3.60%) Data Centre
9 5 (3.60%) e-Learning
9 5 (3.60%) Management Information System
9 5 (3.60%) Product Ownership
10 3 (2.16%) Derivative
10 3 (2.16%) Fixed Income
11 2 (1.44%) Embedded Systems
12 1 (0.72%) Arduino
12 1 (0.72%) Data Protection Act
12 1 (0.72%) Over-the-Top Content
12 1 (0.72%) Raspberry Pi
Operating Systems
1 13 (9.35%) Android
2 4 (2.88%) Linux
3 2 (1.44%) Ubuntu
Processes & Methodologies
1 68 (48.92%) Software Engineering
2 42 (30.22%) CI/CD
3 34 (24.46%) Agile
4 30 (21.58%) Continuous Improvement
5 28 (20.14%) Microservices
6 26 (18.71%) Roadmaps
7 20 (14.39%) Infrastructure as Code
7 20 (14.39%) Mentoring
7 20 (14.39%) Technical Leadership
8 19 (13.67%) AI
9 18 (12.95%) DevOps
10 17 (12.23%) TDD
11 16 (11.51%) Analytics
12 15 (10.79%) Full-Stack Development
13 14 (10.07%) Fintech
14 13 (9.35%) Android Development
14 13 (9.35%) Digital Banking
15 12 (8.63%) Coaching
16 11 (7.91%) Computer Science
16 11 (7.91%) Open Source
Programming Languages
1 40 (28.78%) Python
2 39 (28.06%) Java
3 16 (11.51%) SQL
4 13 (9.35%) Kotlin
4 13 (9.35%) TypeScript
5 10 (7.19%) C#
6 5 (3.60%) Go
6 5 (3.60%) Rust
7 4 (2.88%) JavaScript
8 1 (0.72%) C++
8 1 (0.72%) PHP
8 1 (0.72%) PowerShell
8 1 (0.72%) Scala
Qualifications
1 19 (13.67%) Degree
2 11 (7.91%) Security Cleared
3 10 (7.19%) Computer Science Degree
3 10 (7.19%) SC Cleared
4 8 (5.76%) AWS Certification
5 7 (5.04%) PhD
6 5 (3.60%) AWS Certified Solutions Architect
7 4 (2.88%) DV Cleared
8 2 (1.44%) Master's Degree
9 1 (0.72%) DBS Check
Quality Assurance & Compliance
1 3 (2.16%) QA
2 2 (1.44%) Data Quality
3 1 (0.72%) NCSC
System Software
1 12 (8.63%) Docker
2 2 (1.44%) Active Directory
Systems Management
1 15 (10.79%) Terraform
2 10 (7.19%) Kubernetes
3 5 (3.60%) Ansible
4 2 (1.44%) Kibana
4 2 (1.44%) Single Sign-On
5 1 (0.72%) Progress Chef
5 1 (0.72%) Prometheus
Vendors
1 11 (7.91%) Google
2 5 (3.60%) Informatica
2 5 (3.60%) Oracle
2 5 (3.60%) Talend
3 4 (2.88%) Microsoft
4 3 (2.16%) VMware
5 2 (1.44%) EMC
5 2 (1.44%) Red Hat
5 2 (1.44%) Zscaler
6 1 (0.72%) Cisco
6 1 (0.72%) Databricks
6 1 (0.72%) Fortinet
6 1 (0.72%) Juniper
6 1 (0.72%) Palo Alto