Principal Engineer Job Trends

Principal Engineer
UK

The median Principal Engineer salary in the UK is £85,000 per year, according to job vacancies posted during the 6 months leading to 7 June 2026.

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

6 months to
7 Jun 2026
Same period 2025 Same period 2024
Rank 199 351 260
Rank change year-on-year +152 -91 +226
Permanent jobs requiring a Principal Engineer 973 367 1,121
As % of all permanent jobs in the UK 1.05% 0.83% 1.07%
As % of the Job Titles category 1.12% 0.93% 1.13%
Number of salaries quoted 604 159 486
10th Percentile £60,000 £54,160 £55,000
25th Percentile £70,000 £60,000 £65,000
Median annual salary (50th Percentile) £85,000 £70,600 £75,000
Median % change year-on-year +20.40% -5.87% -11.76%
75th Percentile £100,000 £83,000 £90,000
90th Percentile - £115,000 £112,500
UK excluding London median annual salary £80,000 £70,000 £70,000
% change year-on-year +14.29% - -6.67%

All Permanent IT Job Roles
UK

For comparison with the information above, the following table provides summary statistics for all permanent IT job vacancies. 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 the UK with a recognized job title 87,000 39,565 98,947
% of permanent jobs with a recognized job title 93.88% 89.42% 94.84%
Number of salaries quoted 58,806 22,312 71,677
10th Percentile £30,000 £29,000 £28,500
25th Percentile £40,000 £40,000 £38,500
Median annual salary (50th Percentile) £55,000 £57,500 £52,500
Median % change year-on-year -4.35% +9.52% -12.50%
75th Percentile £75,000 £77,500 £70,000
90th Percentile £95,000 £98,750 £90,000
UK excluding London median annual salary £50,000 £50,500 £50,000
% change year-on-year -0.99% +1.00% -6.54%

Principal Engineer
Job Vacancy Trend

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

Principal Engineer job vacancy trend in the UK

Principal Engineer
Salary Trend

Salary distribution trend for Principal Engineer job vacancies in the UK.

Salary distribution trend for Principal Engineer job vacancies in the UK

Principal Engineer
Salary Histogram

Salary distribution for jobs citing Principal Engineer over the 6 months to 7 June 2026.

Salary histogram for Principal Engineer in the UK

Principal Engineer
Top 16 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Principal Engineer within the UK over the 6 months to 7 June 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
England +141 890 £85,000 +21.43% 363
UK excluding London +93 696 £80,000 +14.29% 242
South East +101 230 £75,000 +6.23% 70
London +144 218 £100,000 -9.09% 142
South West +49 163 £80,000 +30.08% 46
North of England +19 147 £90,000 +38.46% 70
Work from Home +44 123 £81,506 +15.45% 155
North West +22 102 £90,000 +20.00% 47
East of England +53 84 £85,000 +26.87% 26
Midlands -81 42 £70,000 +7.69% 11
West Midlands -47 32 £70,000 +20.17% 8
Yorkshire -29 30 £78,950 +21.46% 12
Scotland +15 25 £85,000 +13.33% 17
North East -33 15 £85,000 +41.67% 11
East Midlands -47 10 £100,000 +40.35% 3
Wales -45 5 £85,000 +20.40% 5

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

For the 6 months to 7 June 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 featuring Principal Engineer in the job title.

1 362 (37.20%) Software Engineering
2 192 (19.73%) Technical Leadership
3 160 (16.44%) BPSS Clearance
4 159 (16.34%) Systems Engineering
5 134 (13.77%) Degree
6 126 (12.95%) CI/CD
7 119 (12.23%) Mentoring
8 106 (10.89%) Agile
9 85 (8.74%) Python
10 82 (8.43%) Rational DOORS
11 81 (8.32%) AWS
12 80 (8.22%) Azure
13 72 (7.40%) AI
14 67 (6.89%) Infrastructure as Code
15 66 (6.78%) Problem-Solving
16 64 (6.58%) Microservices
16 64 (6.58%) Roadmaps
17 63 (6.47%) Continuous Improvement
18 62 (6.37%) Coaching
19 61 (6.27%) SQL
20 57 (5.86%) Java
21 53 (5.45%) DevOps
21 53 (5.45%) IBM
22 52 (5.34%) GCP
23 51 (5.24%) Kubernetes
23 51 (5.24%) Security Cleared
23 51 (5.24%) Terraform
24 49 (5.04%) Test Planning
25 47 (4.83%) Validation
26 45 (4.62%) Data Engineering

Principal Engineer Skill Set
Co-Occurring Skills & Capabilities 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 21 (2.16%) Apache Airflow
2 3 (0.31%) Apache Spark
2 3 (0.31%) Confluence
3 2 (0.21%) Camunda
3 2 (0.21%) CMS
4 1 (0.10%) Apache Solr
4 1 (0.10%) Sitecore CMS
4 1 (0.10%) Umbraco
Applications
1 12 (1.23%) Simulink
2 8 (0.82%) Abaqus
3 4 (0.41%) AutoCAD
3 4 (0.41%) CATIA
3 4 (0.41%) SOLIDWORKS
4 2 (0.21%) Microsoft PowerPoint
5 1 (0.10%) Microsoft Office
Cloud Services
1 81 (8.32%) AWS
2 80 (8.22%) Azure
3 52 (5.34%) GCP
4 25 (2.57%) SaaS
5 17 (1.75%) AWS CloudFormation
6 13 (1.34%) Serverless
7 12 (1.23%) Salesforce Service Cloud
8 11 (1.13%) GitHub
9 9 (0.92%) dbt
9 9 (0.92%) GitHub Copilot
10 8 (0.82%) Anthropic Claude
11 7 (0.72%) Azure DevOps
11 7 (0.72%) Entra ID
12 5 (0.51%) Azure Cosmos DB
12 5 (0.51%) Azure Key Vault
12 5 (0.51%) Azure Monitor
12 5 (0.51%) Azure Sentinel
12 5 (0.51%) Azure Service Bus
12 5 (0.51%) OpenShift
13 4 (0.41%) Cloud Composer
Communications & Networking
1 15 (1.54%) Wireless
2 7 (0.72%) Broadband
3 5 (0.51%) Firewall
3 5 (0.51%) VoIP
3 5 (0.51%) WAN
4 4 (0.41%) Multicast
4 4 (0.41%) Network Security
5 3 (0.31%) LAN
5 3 (0.31%) WLAN
6 2 (0.21%) Bluetooth
6 2 (0.21%) SD-WAN
6 2 (0.21%) SNA
6 2 (0.21%) Wi-Fi
7 1 (0.10%) PBX
7 1 (0.10%) Structured Cabling
7 1 (0.10%) VPN
Database & Business Intelligence
1 31 (3.19%) BigQuery
2 26 (2.67%) Semantic Layer
3 23 (2.36%) Data Lake
4 16 (1.64%) NoSQL
5 11 (1.13%) MongoDB
6 10 (1.03%) PostgreSQL
7 9 (0.92%) Elasticsearch
8 6 (0.62%) MySQL
9 5 (0.51%) Azure SQL Database
9 5 (0.51%) Data Warehouse
10 3 (0.31%) Big Data
10 3 (0.31%) ClickHouse
10 3 (0.31%) Redis
10 3 (0.31%) SQL Server
11 2 (0.21%) DynamoDB
11 2 (0.21%) GIS
12 1 (0.10%) Amazon QuickSight
12 1 (0.10%) Apache Cassandra
12 1 (0.10%) Neo4j
12 1 (0.10%) Relational Database
Development Applications
1 82 (8.43%) Rational DOORS
2 21 (2.16%) GitLab
3 17 (1.75%) JIRA
4 14 (1.44%) Cucumber
5 10 (1.03%) Jenkins
6 9 (0.92%) Claude Code
7 3 (0.31%) Git
7 3 (0.31%) Rational Rhapsody
8 2 (0.21%) Atlassian Bamboo
8 2 (0.21%) Selenium
8 2 (0.21%) Storybook
8 2 (0.21%) TeamCity
9 1 (0.10%) Jaeger
9 1 (0.10%) Maven
General
1 120 (12.33%) Finance
2 89 (9.15%) Social Skills
3 87 (8.94%) Electronics
4 71 (7.30%) Aerospace
5 50 (5.14%) Inclusion and Diversity
6 34 (3.49%) Analytical Skills
7 25 (2.57%) Retail
8 17 (1.75%) Banking
9 11 (1.13%) Military
10 10 (1.03%) Law
10 10 (1.03%) Manufacturing
11 9 (0.92%) Influencing Skills
12 7 (0.72%) Telecoms
13 6 (0.62%) Public Sector
14 4 (0.41%) Games
15 3 (0.31%) Documentation Skills
16 2 (0.21%) Legal
16 2 (0.21%) Publishing
17 1 (0.10%) Automotive
17 1 (0.10%) Billing
Libraries, Frameworks & Software Standards
1 29 (2.98%) Kafka
2 28 (2.88%) React
3 26 (2.67%) .NET
3 26 (2.67%) Spring
4 25 (2.57%) Spring Boot
5 13 (1.34%) Android Jetpack
5 13 (1.34%) Jetpack Compose
6 12 (1.23%) Lightning Web Components
7 9 (0.92%) .NET Framework
7 9 (0.92%) AngularJS
7 9 (0.92%) ASP.NET
7 9 (0.92%) ASP.NET Core
7 9 (0.92%) ASP.NET Web API
7 9 (0.92%) Entity Framework
7 9 (0.92%) Node.js
8 7 (0.72%) OLE
8 7 (0.72%) Unreal Engine
8 7 (0.72%) YAML
9 6 (0.62%) .NET Core
9 6 (0.62%) REST
Miscellaneous
1 70 (7.19%) Distributed Systems
2 69 (7.09%) Cloud Native
3 23 (2.36%) Enterprise Software
4 19 (1.95%) Algorithms
5 18 (1.85%) Embedded Systems
6 16 (1.64%) Data Centre
6 16 (1.64%) Product Ownership
6 16 (1.64%) Public Cloud
7 15 (1.54%) IoT
8 14 (1.44%) e-Learning
9 13 (1.34%) Analogue Electronics
9 13 (1.34%) Mobile Banking
9 13 (1.34%) Self-Motivation
10 12 (1.23%) Smart Energy
11 9 (0.92%) Acoustics
11 9 (0.92%) Foreign Exchange (FX)
11 9 (0.92%) Management Information System
12 8 (0.82%) Cyber Threat
12 8 (0.82%) FPGA
13 5 (0.51%) Greenfield Project
Operating Systems
1 33 (3.39%) Linux
2 13 (1.34%) Android
2 13 (1.34%) Windows
3 5 (0.51%) Embedded Linux
3 5 (0.51%) VMS
4 4 (0.41%) Windows Server
5 3 (0.31%) Ubuntu
6 2 (0.21%) CentOS
6 2 (0.21%) Red Hat Enterprise Linux
Processes & Methodologies
1 362 (37.20%) Software Engineering
2 192 (19.73%) Technical Leadership
3 159 (16.34%) Systems Engineering
4 126 (12.95%) CI/CD
5 119 (12.23%) Mentoring
6 106 (10.89%) Agile
7 72 (7.40%) AI
8 67 (6.89%) Infrastructure as Code
9 66 (6.78%) Problem-Solving
10 64 (6.58%) Microservices
10 64 (6.58%) Roadmaps
11 63 (6.47%) Continuous Improvement
12 62 (6.37%) Coaching
13 53 (5.45%) DevOps
14 49 (5.04%) Test Planning
15 47 (4.83%) Validation
16 45 (4.62%) Data Engineering
16 45 (4.62%) Decision-Making
17 40 (4.11%) Test Automation
18 39 (4.01%) Observability
Programming Languages
1 85 (8.74%) Python
2 61 (6.27%) SQL
3 57 (5.86%) Java
4 45 (4.62%) TypeScript
5 27 (2.77%) JavaScript
6 26 (2.67%) C#
7 19 (1.95%) C++
8 14 (1.44%) C
9 13 (1.34%) Kotlin
10 12 (1.23%) Apex Code
10 12 (1.23%) MATLAB
11 9 (0.92%) Rust
12 7 (0.72%) Bash
13 6 (0.62%) PowerShell
14 5 (0.51%) Go
15 2 (0.21%) Scala
16 1 (0.10%) Assembly Language
16 1 (0.10%) SystemVerilog
16 1 (0.10%) T-SQL
Qualifications
1 160 (16.44%) BPSS Clearance
2 134 (13.77%) Degree
3 51 (5.24%) Security Cleared
4 44 (4.52%) Chartered Engineer
5 40 (4.11%) DBS Check
6 37 (3.80%) SC Cleared
7 17 (1.75%) AWS Certification
8 14 (1.44%) AWS Certified Solutions Architect
8 14 (1.44%) DV Cleared
9 13 (1.34%) Computer Science Degree
10 11 (1.13%) HND
11 8 (0.82%) PhD
12 7 (0.72%) Master's Degree
13 4 (0.41%) HNC
13 4 (0.41%) RIBA
14 3 (0.31%) CISSP
15 2 (0.21%) CEH
15 2 (0.21%) CompTIA Security+
15 2 (0.21%) GIAC
16 1 (0.10%) CESG Certified Professional
Quality Assurance & Compliance
1 25 (2.57%) Data Quality
2 20 (2.06%) ISO/IEC 15288
3 19 (1.95%) QA
4 10 (1.03%) ISO/IEC 27001
5 6 (0.62%) ISO 9001
5 6 (0.62%) NIST
6 5 (0.51%) GDPR
7 4 (0.41%) ISO 14001
7 4 (0.41%) ISO/IEC 12207
8 3 (0.31%) Accessibility
8 3 (0.31%) Cyber Essentials
8 3 (0.31%) DO-178B
8 3 (0.31%) NCSC
9 2 (0.21%) HIPAA
9 2 (0.21%) SOC 2
10 1 (0.10%) Def Stans
10 1 (0.10%) HAZOP
10 1 (0.10%) IEC 61508
10 1 (0.10%) ISO/IEC 17025
10 1 (0.10%) PCI DSS
System Software
1 25 (2.57%) Docker
2 10 (1.03%) Active Directory
3 4 (0.41%) VMware Infrastructure
4 3 (0.31%) Hyper-V
5 2 (0.21%) Firmware
Systems Management
1 51 (5.24%) Kubernetes
1 51 (5.24%) Terraform
2 21 (2.16%) Ansible
3 8 (0.82%) Puppet
4 6 (0.62%) Prometheus
5 5 (0.51%) Argo
5 5 (0.51%) Grafana
5 5 (0.51%) Istio
5 5 (0.51%) Kustomize
6 4 (0.41%) Functional Safety
7 3 (0.31%) Microsoft Intune
7 3 (0.31%) SCCM
8 2 (0.21%) Single Sign-On
9 1 (0.10%) Packer
9 1 (0.10%) Progress Chef
Vendors
1 53 (5.45%) IBM
2 33 (3.39%) Google
3 28 (2.88%) Microsoft
4 12 (1.23%) Salesforce
4 12 (1.23%) VMware
5 11 (1.13%) Mentor Graphics
6 10 (1.03%) Palantir
7 8 (0.82%) Red Hat
7 8 (0.82%) Xilinx
8 5 (0.51%) Databricks
9 4 (0.41%) Cisco
10 3 (0.31%) Qualys
10 3 (0.31%) Splunk
10 3 (0.31%) Tenable
11 2 (0.21%) Darktrace
11 2 (0.21%) EMC
11 2 (0.21%) Fortinet
11 2 (0.21%) Oracle
11 2 (0.21%) Zscaler
12 1 (0.10%) Juniper