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 28 July 2026.

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

6 months to
28 Jul 2026
Same period 2025 Same period 2024
Rank 213 337 277
Rank change year-on-year +124 -60 +56
Permanent jobs requiring a Principal Engineer 246 61 210
As % of all permanent jobs in London 1.07% 0.50% 1.02%
As % of the Job Titles category 1.16% 0.54% 1.08%
Number of salaries quoted 188 42 143
10th Percentile £81,250 £80,000 £70,000
25th Percentile £90,000 £97,813 £75,000
Median annual salary (50th Percentile) £100,000 £110,000 £90,000
Median % change year-on-year -9.09% +22.22% -18.18%
75th Percentile £101,563 £120,000 £112,500
90th Percentile £130,000 £134,250 £125,000
England median annual salary £88,500 £70,600 £75,000
% change year-on-year +25.35% -5.87% -14.29%

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 21,291 11,236 19,431
% of permanent jobs with a recognized job title 92.95% 91.72% 94.66%
Number of salaries quoted 14,610 7,337 13,796
10th Percentile £40,000 £40,000 £38,622
25th Percentile £55,000 £52,500 £50,000
Median annual salary (50th Percentile) £75,000 £72,500 £70,000
Median % change year-on-year +3.45% +3.57% -3.45%
75th Percentile £95,000 £97,500 £95,000
90th Percentile £100,000 £120,000 £117,500
England median annual salary £57,500 £55,000 £55,000
% change year-on-year +4.55% - -8.33%

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 28 July 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 28 July 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 +36 47 £90,000 -20.00% 12
South London +6 8 £95,000 +18.75% 2
West London - 2 - - 8
Principal Engineer
England

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

For the 6 months to 28 July 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 91 (36.99%) Software Engineering
2 73 (29.67%) CI/CD
3 70 (28.46%) AWS
4 66 (26.83%) Technical Leadership
5 60 (24.39%) Infrastructure as Code
6 57 (23.17%) Mentoring
7 54 (21.95%) Agile
8 52 (21.14%) Java
9 51 (20.73%) Azure
9 51 (20.73%) Microservices
10 48 (19.51%) AI
11 44 (17.89%) Python
12 41 (16.67%) SQL
13 36 (14.63%) Data Engineering
14 34 (13.82%) Test Automation
15 33 (13.41%) DevOps
16 32 (13.01%) Kafka
17 29 (11.79%) Continuous Improvement
17 29 (11.79%) Security Cleared
18 28 (11.38%) SC Cleared
18 28 (11.38%) Spring
18 28 (11.38%) Terraform
19 27 (10.98%) GitLab
19 27 (10.98%) Spring Boot
20 26 (10.57%) Analytics
20 26 (10.57%) Coaching
20 26 (10.57%) Event-Driven
20 26 (10.57%) GCP
20 26 (10.57%) Roadmaps
20 26 (10.57%) TypeScript

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 5 (2.03%) Camunda
2 4 (1.63%) Apache Airflow
3 2 (0.81%) Apache Spark
4 1 (0.41%) CMS
4 1 (0.41%) Confluence
4 1 (0.41%) Sitecore CMS
Applications
1 2 (0.81%) Microsoft PowerPoint
Cloud Services
1 70 (28.46%) AWS
2 51 (20.73%) Azure
3 26 (10.57%) GCP
4 21 (8.54%) AWS CloudFormation
5 13 (5.28%) GitHub
6 9 (3.66%) GitHub Copilot
7 8 (3.25%) Anthropic Claude
7 8 (3.25%) dbt
8 7 (2.85%) Entra ID
9 6 (2.44%) Azure DevOps
9 6 (2.44%) SaaS
9 6 (2.44%) Serverless
10 5 (2.03%) Azure Cosmos DB
10 5 (2.03%) Azure Key Vault
10 5 (2.03%) Azure Monitor
10 5 (2.03%) Azure Sentinel
10 5 (2.03%) Azure Service Bus
10 5 (2.03%) Snowflake
11 4 (1.63%) AWS Step Functions
11 4 (1.63%) Cloud Composer
Communications & Networking
1 6 (2.44%) Multicast
2 4 (1.63%) Broadband
2 4 (1.63%) Firewall
2 4 (1.63%) WAN
3 3 (1.22%) LAN
3 3 (1.22%) WLAN
4 2 (0.81%) DNS
5 1 (0.41%) Bluetooth
5 1 (0.41%) DHCP
5 1 (0.41%) SD-WAN
5 1 (0.41%) Unified Communications
5 1 (0.41%) VPN
5 1 (0.41%) VSAN
5 1 (0.41%) Wi-Fi
5 1 (0.41%) Wireless
Database & Business Intelligence
1 21 (8.54%) NoSQL
2 10 (4.07%) BigQuery
3 8 (3.25%) Semantic Layer
4 6 (2.44%) GIS
4 6 (2.44%) PostgreSQL
5 5 (2.03%) Azure SQL Database
5 5 (2.03%) Data Lake
5 5 (2.03%) MongoDB
6 3 (1.22%) Amazon RDS
6 3 (1.22%) Big Data
6 3 (1.22%) Data Warehouse
7 2 (0.81%) Apache Cassandra
7 2 (0.81%) Apache Iceberg
7 2 (0.81%) DynamoDB
7 2 (0.81%) Elasticsearch
8 1 (0.41%) Amazon QuickSight
8 1 (0.41%) Apache Hudi
8 1 (0.41%) Delta Lake
8 1 (0.41%) Metadata
8 1 (0.41%) Trino
Development Applications
1 27 (10.98%) GitLab
2 19 (7.72%) Cucumber
3 9 (3.66%) Claude Code
4 8 (3.25%) Jenkins
5 7 (2.85%) JIRA
6 5 (2.03%) Git
7 4 (1.63%) Atlassian Bamboo
8 1 (0.41%) Jaeger
8 1 (0.41%) Selenium
General
1 63 (25.61%) Finance
2 18 (7.32%) Banking
3 16 (6.50%) Social Skills
4 13 (5.28%) Retail
5 10 (4.07%) Law
6 9 (3.66%) Inclusion and Diversity
7 7 (2.85%) Public Sector
8 6 (2.44%) Analytical Skills
9 4 (1.63%) Influencing Skills
10 2 (0.81%) Aerospace
10 2 (0.81%) Front Office
10 2 (0.81%) Legal
11 1 (0.41%) Billing
11 1 (0.41%) Electronics
11 1 (0.41%) Financial Institution
11 1 (0.41%) Manufacturing
11 1 (0.41%) Organisational Skills
11 1 (0.41%) Retail Banking
Libraries, Frameworks & Software Standards
1 32 (13.01%) Kafka
2 28 (11.38%) Spring
3 27 (10.98%) Spring Boot
4 17 (6.91%) React
5 11 (4.47%) .NET
6 10 (4.07%) Node.js
7 7 (2.85%) Android Jetpack
7 7 (2.85%) Jetpack Compose
8 6 (2.44%) Boost C++ Libraries
8 6 (2.44%) FIX Protocol
8 6 (2.44%) pytest
9 5 (2.03%) ADO
9 5 (2.03%) YAML
10 4 (1.63%) .NET Framework
10 4 (1.63%) ASP.NET
10 4 (1.63%) ASP.NET Core
10 4 (1.63%) ASP.NET Web API
10 4 (1.63%) Entity Framework
10 4 (1.63%) REST
11 3 (1.22%) Next.js
Miscellaneous
1 52 (21.14%) Cloud Native
2 44 (17.89%) Distributed Systems
3 26 (10.57%) Enterprise Software
4 21 (8.54%) Public Cloud
5 19 (7.72%) e-Learning
6 10 (4.07%) Data Centre
7 9 (3.66%) Algorithms
8 7 (2.85%) Fixed Income
8 7 (2.85%) Mobile Banking
9 6 (2.44%) Derivative
9 6 (2.44%) Equities
10 4 (1.63%) AI Agents
10 4 (1.63%) Management Information System
11 3 (1.22%) Greenfield Project
11 3 (1.22%) Life Science
12 2 (0.81%) Cyber Threat
12 2 (0.81%) Data Structures
12 2 (0.81%) Hybrid Cloud
12 2 (0.81%) Mobile Wallet
12 2 (0.81%) Security Operations Centre
Operating Systems
1 20 (8.13%) Linux
2 7 (2.85%) Android
3 6 (2.44%) Windows
4 5 (2.03%) VMS
5 4 (1.63%) CentOS
5 4 (1.63%) Red Hat Enterprise Linux
6 3 (1.22%) Ubuntu
7 2 (0.81%) Windows Server
Processes & Methodologies
1 91 (36.99%) Software Engineering
2 73 (29.67%) CI/CD
3 66 (26.83%) Technical Leadership
4 60 (24.39%) Infrastructure as Code
5 57 (23.17%) Mentoring
6 54 (21.95%) Agile
7 51 (20.73%) Microservices
8 48 (19.51%) AI
9 36 (14.63%) Data Engineering
10 34 (13.82%) Test Automation
11 33 (13.41%) DevOps
12 29 (11.79%) Continuous Improvement
13 26 (10.57%) Analytics
13 26 (10.57%) Coaching
13 26 (10.57%) Event-Driven
13 26 (10.57%) Roadmaps
14 23 (9.35%) Architectural Patterns
15 20 (8.13%) End-to-End Testing
16 19 (7.72%) Full-Stack Development
16 19 (7.72%) Observability
Programming Languages
1 52 (21.14%) Java
2 44 (17.89%) Python
3 41 (16.67%) SQL
4 26 (10.57%) TypeScript
5 17 (6.91%) JavaScript
6 11 (4.47%) C#
7 7 (2.85%) Kotlin
8 6 (2.44%) C++
9 5 (2.03%) PowerShell
10 3 (1.22%) Go
10 3 (1.22%) Rust
Qualifications
1 29 (11.79%) Security Cleared
2 28 (11.38%) SC Cleared
3 19 (7.72%) AWS Certification
3 19 (7.72%) AWS Certified Solutions Architect
4 18 (7.32%) Degree
5 12 (4.88%) DV Cleared
6 7 (2.85%) PhD
7 3 (1.22%) Computer Science Degree
8 2 (0.81%) BPSS Clearance
8 2 (0.81%) CEH
8 2 (0.81%) Chartered Engineer
8 2 (0.81%) CISSP
8 2 (0.81%) CompTIA Security+
8 2 (0.81%) DBS Check
8 2 (0.81%) GIAC
8 2 (0.81%) HND
9 1 (0.41%) Azure Certification
9 1 (0.41%) Master's Degree
9 1 (0.41%) Microsoft Certification
Quality Assurance & Compliance
1 10 (4.07%) QA
2 8 (3.25%) Data Quality
3 5 (2.03%) GDPR
4 3 (1.22%) NCSC
4 3 (1.22%) NIST
5 2 (0.81%) ISO/IEC 27001
5 2 (0.81%) PCI DSS
5 2 (0.81%) PSD2
6 1 (0.41%) Accessibility
6 1 (0.41%) RMADS
System Software
1 14 (5.69%) Docker
2 9 (3.66%) Active Directory
3 2 (0.81%) VMware Infrastructure
4 1 (0.41%) Virtual Machines
4 1 (0.41%) VMware ESXi
4 1 (0.41%) VMware NSX
4 1 (0.41%) vSphere
Systems Management
1 28 (11.38%) Terraform
2 24 (9.76%) Kubernetes
3 10 (4.07%) Ansible
4 3 (1.22%) Microsoft Intune
4 3 (1.22%) Prometheus
4 3 (1.22%) SCCM
4 3 (1.22%) Single Sign-On
5 2 (0.81%) Grafana
6 1 (0.41%) Progress Chef
6 1 (0.41%) SCOM
Vendors
1 18 (7.32%) Microsoft
2 16 (6.50%) Palantir
3 11 (4.47%) Google
4 10 (4.07%) VMware
5 3 (1.22%) Databricks
5 3 (1.22%) Red Hat
6 2 (0.81%) Darktrace
6 2 (0.81%) Zscaler
7 1 (0.41%) Cisco
7 1 (0.41%) EMC
7 1 (0.41%) Fortinet
7 1 (0.41%) Informatica
7 1 (0.41%) Juniper
7 1 (0.41%) OpenAI
7 1 (0.41%) Oracle
7 1 (0.41%) Palo Alto
7 1 (0.41%) Sitecore
7 1 (0.41%) Talend