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 1 August 2026.

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

6 months to
1 Aug 2026
Same period 2025 Same period 2024
Rank 206 330 282
Rank change year-on-year +124 -48 +48
Permanent jobs requiring a Principal Engineer 248 63 210
As % of all permanent jobs in London 1.07% 0.51% 1.05%
As % of the Job Titles category 1.15% 0.56% 1.10%
Number of salaries quoted 189 44 143
10th Percentile £81,250 £80,000 £70,000
25th Percentile £90,000 £97,125 £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 - £120,000 £115,000
90th Percentile £130,000 £132,750 £125,000
England median annual salary £90,000 £73,750 £75,000
% change year-on-year +22.03% -1.67% -15.49%

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 21,627 11,270 19,026
% of permanent jobs with a recognized job title 92.90% 91.76% 94.81%
Number of salaries quoted 14,841 7,358 13,378
10th Percentile £40,000 £39,175 £39,188
25th Percentile £55,000 £52,500 £51,000
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 £118,750
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 1 August 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 1 August 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 +35 47 £90,000 -20.00% 17
South London +4 9 £95,000 +18.75% 1
West London - 2 - - 14
Principal Engineer
England

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

For the 6 months to 1 August 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 94 (37.90%) Software Engineering
2 71 (28.63%) CI/CD
3 69 (27.82%) AWS
4 66 (26.61%) Technical Leadership
5 60 (24.19%) Infrastructure as Code
6 57 (22.98%) Mentoring
7 54 (21.77%) Azure
8 53 (21.37%) Java
9 52 (20.97%) Agile
10 51 (20.56%) Microservices
11 50 (20.16%) AI
12 45 (18.15%) Python
13 41 (16.53%) SQL
14 38 (15.32%) Data Engineering
15 34 (13.71%) DevOps
16 33 (13.31%) Test Automation
17 31 (12.50%) Kafka
18 29 (11.69%) Continuous Improvement
18 29 (11.69%) Security Cleared
19 28 (11.29%) SC Cleared
20 27 (10.89%) Analytics
20 27 (10.89%) GCP
20 27 (10.89%) Roadmaps
20 27 (10.89%) Spring
20 27 (10.89%) Terraform
20 27 (10.89%) TypeScript
21 26 (10.48%) Coaching
21 26 (10.48%) GitLab
21 26 (10.48%) Spring Boot
22 25 (10.08%) Event-Driven

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 (2.02%) Camunda
2 4 (1.61%) Apache Airflow
3 2 (0.81%) Apache Spark
4 1 (0.40%) CMS
4 1 (0.40%) Confluence
4 1 (0.40%) Sitecore CMS
Applications
1 2 (0.81%) Microsoft PowerPoint
Cloud Services
1 69 (27.82%) AWS
2 54 (21.77%) Azure
3 27 (10.89%) GCP
4 19 (7.66%) AWS CloudFormation
5 13 (5.24%) GitHub
6 9 (3.63%) GitHub Copilot
7 8 (3.23%) Anthropic Claude
7 8 (3.23%) dbt
7 8 (3.23%) Entra ID
8 7 (2.82%) Azure DevOps
9 6 (2.42%) SaaS
9 6 (2.42%) Serverless
10 5 (2.02%) Azure Cosmos DB
10 5 (2.02%) Azure Key Vault
10 5 (2.02%) Azure Monitor
10 5 (2.02%) Azure Sentinel
10 5 (2.02%) Azure Service Bus
10 5 (2.02%) Snowflake
11 4 (1.61%) AWS Step Functions
11 4 (1.61%) Cloud Composer
Communications & Networking
1 6 (2.42%) Multicast
2 4 (1.61%) Broadband
2 4 (1.61%) Firewall
2 4 (1.61%) WAN
3 3 (1.21%) LAN
3 3 (1.21%) WLAN
4 2 (0.81%) DNS
4 2 (0.81%) Unified Communications
5 1 (0.40%) Bluetooth
5 1 (0.40%) DHCP
5 1 (0.40%) SD-WAN
5 1 (0.40%) VSAN
5 1 (0.40%) Wi-Fi
5 1 (0.40%) Wireless
Database & Business Intelligence
1 20 (8.06%) NoSQL
2 10 (4.03%) BigQuery
3 8 (3.23%) Semantic Layer
4 6 (2.42%) GIS
4 6 (2.42%) PostgreSQL
5 5 (2.02%) Azure SQL Database
5 5 (2.02%) Data Lake
5 5 (2.02%) MongoDB
6 3 (1.21%) Amazon RDS
6 3 (1.21%) Big Data
6 3 (1.21%) 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 (0.40%) Apache Hudi
8 1 (0.40%) Delta Lake
8 1 (0.40%) Metadata
8 1 (0.40%) Pinecone
8 1 (0.40%) Trino
Development Applications
1 26 (10.48%) GitLab
2 18 (7.26%) Cucumber
3 9 (3.63%) Claude Code
4 8 (3.23%) Jenkins
5 7 (2.82%) JIRA
6 5 (2.02%) Git
7 4 (1.61%) Atlassian Bamboo
8 1 (0.40%) Jaeger
8 1 (0.40%) Selenium
General
1 64 (25.81%) Finance
2 18 (7.26%) Banking
2 18 (7.26%) Social Skills
3 13 (5.24%) Retail
4 11 (4.44%) Law
5 10 (4.03%) Inclusion and Diversity
6 7 (2.82%) Public Sector
7 6 (2.42%) Analytical Skills
8 4 (1.61%) Influencing Skills
9 2 (0.81%) Aerospace
9 2 (0.81%) Front Office
9 2 (0.81%) Legal
9 2 (0.81%) Organisational Skills
9 2 (0.81%) Retail Banking
10 1 (0.40%) Billing
10 1 (0.40%) Electronics
10 1 (0.40%) Financial Institution
10 1 (0.40%) Manufacturing
10 1 (0.40%) Marketing
Libraries, Frameworks & Software Standards
1 31 (12.50%) Kafka
2 27 (10.89%) Spring
3 26 (10.48%) Spring Boot
4 18 (7.26%) React
5 12 (4.84%) .NET
6 10 (4.03%) Node.js
7 6 (2.42%) Android Jetpack
7 6 (2.42%) Boost C++ Libraries
7 6 (2.42%) FIX Protocol
7 6 (2.42%) Jetpack Compose
7 6 (2.42%) pytest
8 5 (2.02%) ADO
8 5 (2.02%) YAML
9 4 (1.61%) .NET Framework
9 4 (1.61%) ASP.NET
9 4 (1.61%) ASP.NET Core
9 4 (1.61%) ASP.NET Web API
9 4 (1.61%) Entity Framework
9 4 (1.61%) REST
10 3 (1.21%) Next.js
Miscellaneous
1 52 (20.97%) Cloud Native
2 45 (18.15%) Distributed Systems
3 26 (10.48%) Enterprise Software
4 20 (8.06%) Public Cloud
5 18 (7.26%) e-Learning
6 10 (4.03%) Data Centre
7 9 (3.63%) Algorithms
8 7 (2.82%) Fixed Income
9 6 (2.42%) Derivative
9 6 (2.42%) Equities
9 6 (2.42%) Mobile Banking
10 5 (2.02%) Management Information System
11 4 (1.61%) AI Agents
12 3 (1.21%) Greenfield Project
12 3 (1.21%) Life Science
13 2 (0.81%) Cyber Threat
13 2 (0.81%) Data Structures
13 2 (0.81%) Hybrid Cloud
13 2 (0.81%) Mobile Wallet
13 2 (0.81%) Virtual Team
Operating Systems
1 20 (8.06%) Linux
2 6 (2.42%) Android
2 6 (2.42%) Windows
3 5 (2.02%) VMS
4 4 (1.61%) CentOS
4 4 (1.61%) Red Hat Enterprise Linux
5 3 (1.21%) Ubuntu
6 2 (0.81%) Windows Server
Processes & Methodologies
1 94 (37.90%) Software Engineering
2 71 (28.63%) CI/CD
3 66 (26.61%) Technical Leadership
4 60 (24.19%) Infrastructure as Code
5 57 (22.98%) Mentoring
6 52 (20.97%) Agile
7 51 (20.56%) Microservices
8 50 (20.16%) AI
9 38 (15.32%) Data Engineering
10 34 (13.71%) DevOps
11 33 (13.31%) Test Automation
12 29 (11.69%) Continuous Improvement
13 27 (10.89%) Analytics
13 27 (10.89%) Roadmaps
14 26 (10.48%) Coaching
15 25 (10.08%) Event-Driven
16 23 (9.27%) Architectural Patterns
17 21 (8.47%) Observability
18 20 (8.06%) Workflow
19 19 (7.66%) Full-Stack Development
Programming Languages
1 53 (21.37%) Java
2 45 (18.15%) Python
3 41 (16.53%) SQL
4 27 (10.89%) TypeScript
5 18 (7.26%) JavaScript
6 13 (5.24%) C#
7 6 (2.42%) C++
7 6 (2.42%) Kotlin
8 5 (2.02%) PowerShell
9 4 (1.61%) Go
10 3 (1.21%) Rust
11 1 (0.40%) R
11 1 (0.40%) Ruby
11 1 (0.40%) Scala
Qualifications
1 29 (11.69%) Security Cleared
2 28 (11.29%) SC Cleared
3 19 (7.66%) Degree
4 18 (7.26%) AWS Certification
4 18 (7.26%) AWS Certified Solutions Architect
5 12 (4.84%) DV Cleared
6 7 (2.82%) PhD
7 4 (1.61%) Computer Science Degree
8 3 (1.21%) DBS Check
9 2 (0.81%) BPSS Clearance
9 2 (0.81%) CEH
9 2 (0.81%) Chartered Engineer
9 2 (0.81%) CISSP
9 2 (0.81%) CompTIA Security+
9 2 (0.81%) GIAC
9 2 (0.81%) HND
10 1 (0.40%) Azure Certification
10 1 (0.40%) Master's Degree
10 1 (0.40%) Microsoft Certification
10 1 (0.40%) Microsoft Certified Professional
Quality Assurance & Compliance
1 10 (4.03%) QA
2 8 (3.23%) Data Quality
3 5 (2.02%) GDPR
4 3 (1.21%) NCSC
4 3 (1.21%) NIST
5 2 (0.81%) ISO/IEC 27001
5 2 (0.81%) PCI DSS
5 2 (0.81%) PSD2
6 1 (0.40%) Accessibility
6 1 (0.40%) RMADS
System Software
1 15 (6.05%) Docker
2 10 (4.03%) Active Directory
3 2 (0.81%) VMware Infrastructure
4 1 (0.40%) Virtual Machines
4 1 (0.40%) VMware ESXi
4 1 (0.40%) VMware NSX
4 1 (0.40%) vSphere
Systems Management
1 27 (10.89%) Terraform
2 24 (9.68%) Kubernetes
3 10 (4.03%) Ansible
4 4 (1.61%) Single Sign-On
5 3 (1.21%) Microsoft Intune
5 3 (1.21%) Prometheus
5 3 (1.21%) SCCM
6 2 (0.81%) Grafana
7 1 (0.40%) Progress Chef
7 1 (0.40%) SCOM
Vendors
1 20 (8.06%) Microsoft
2 16 (6.45%) Palantir
3 12 (4.84%) Google
4 10 (4.03%) VMware
5 4 (1.61%) Databricks
6 3 (1.21%) Red Hat
7 2 (0.81%) Darktrace
7 2 (0.81%) OpenAI
7 2 (0.81%) Zscaler
8 1 (0.40%) Cisco
8 1 (0.40%) EMC
8 1 (0.40%) Fortinet
8 1 (0.40%) Informatica
8 1 (0.40%) Juniper
8 1 (0.40%) Oracle
8 1 (0.40%) Palo Alto
8 1 (0.40%) Sitecore
8 1 (0.40%) Talend