Principal Software Engineer Job Trends

Principal Software Engineer
UK

The median Principal Software Engineer salary in the UK is £85,000 per year, according to job vacancies posted during the 6 months leading to 1 May 2026.

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

6 months to
1 May 2026
Same period 2025 Same period 2024
Rank 475 588 678
Rank change year-on-year +113 +90 +176
Permanent jobs requiring a Principal Software Engineer 256 69 209
As % of all permanent jobs in the UK 0.28% 0.16% 0.22%
As % of the Job Titles category 0.31% 0.18% 0.23%
Number of salaries quoted 172 48 119
10th Percentile - £65,000 £65,000
25th Percentile £70,000 £70,625 £70,000
Median annual salary (50th Percentile) £85,000 £80,000 £85,000
Median % change year-on-year +6.25% -5.88% +0.59%
75th Percentile £95,625 £112,500 £100,000
90th Percentile £100,000 £129,500 £113,000
UK excluding London median annual salary £80,000 £75,000 £75,000
% change year-on-year +6.67% - -5.36%

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 83,558 37,679 90,605
% of permanent jobs with a recognized job title 92.89% 89.07% 94.54%
Number of salaries quoted 53,734 23,343 66,736
10th Percentile £30,000 £30,500 £28,500
25th Percentile £40,000 £41,625 £38,500
Median annual salary (50th Percentile) £55,000 £59,800 £53,000
Median % change year-on-year -8.03% +12.83% -11.67%
75th Percentile £75,000 £78,750 £71,250
90th Percentile £95,000 £100,000 £90,000
UK excluding London median annual salary £50,000 £52,500 £50,000
% change year-on-year -4.76% +5.00% -4.76%

Principal Software Engineer
Job Vacancy Trend

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

Principal Software Engineer job vacancy trend in the UK

Principal Software Engineer
Salary Trend

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

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

Principal Software Engineer
Salary Histogram

Salary distribution for jobs citing Principal Software Engineer over the 6 months to 1 May 2026.

Salary histogram for Principal Software Engineer in the UK

Principal Software 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 Software Engineer within the UK over the 6 months to 1 May 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 +103 232 £85,000 -1.45% 75
UK excluding London +77 204 £80,000 +6.67% 52
South East +22 71 £75,000 +3.45% 16
London +10 50 £100,000 -13.04% 27
North of England -26 44 £90,000 +20.00% 11
South West - 34 £70,000 - 14
Work from Home +1 28 £100,000 -2.44% 20
East of England -1 27 £80,000 +19.40% 6
North West -8 26 £90,000 +20.00% 6
Scotland -15 18 £85,000 +13.33% 1
Yorkshire -51 9 £100,000 - 5
North East - 9 £85,000 -
Wales -24 5 £85,000 - 2
Midlands -38 5 - - 3
West Midlands -28 3 - - 3
East Midlands -46 2 - -

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

For the 6 months to 1 May 2026, Principal Software 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 Software Engineer in the job title.

1 256 (100.00%) Software Engineering
2 27 (10.55%) Full-Stack Development
3 25 (9.77%) AWS
4 19 (7.42%) Energy Management
4 19 (7.42%) Microservices
4 19 (7.42%) Storage Management
4 19 (7.42%) Technical Leadership
5 18 (7.03%) Event-Driven
5 18 (7.03%) TypeScript
6 17 (6.64%) Mentoring
6 17 (6.64%) Python
7 16 (6.25%) Agile
7 16 (6.25%) React
8 15 (5.86%) AI
8 15 (5.86%) Degree
9 13 (5.08%) Azure
9 13 (5.08%) CI/CD
9 13 (5.08%) Computer Science
9 13 (5.08%) DevOps
10 12 (4.69%) C++
10 12 (4.69%) Creative Thinking
11 11 (4.30%) Continuous Improvement
11 11 (4.30%) JavaScript
11 11 (4.30%) Software Architecture
12 9 (3.52%) BPSS Clearance
12 9 (3.52%) C
12 9 (3.52%) Problem-Solving
12 9 (3.52%) UML
13 8 (3.13%) GCP
13 8 (3.13%) Kubernetes

Principal Software 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 1 (0.39%) CMS
1 1 (0.39%) Umbraco
Cloud Services
1 25 (9.77%) AWS
2 13 (5.08%) Azure
3 8 (3.13%) GCP
4 5 (1.95%) SaaS
5 2 (0.78%) Serverless
6 1 (0.39%) Azure DevOps
6 1 (0.39%) Datadog
Communications & Networking
1 4 (1.56%) Wireless
2 2 (0.78%) Broadband
3 1 (0.39%) Multicast
Database & Business Intelligence
1 4 (1.56%) BigQuery
1 4 (1.56%) Elasticsearch
2 1 (0.39%) PostgreSQL
2 1 (0.39%) Redis
2 1 (0.39%) SQL Server
Development Applications
1 3 (1.17%) Rational Rhapsody
2 2 (0.78%) Jenkins
2 2 (0.78%) TeamCity
3 1 (0.39%) GitLab
3 1 (0.39%) Jaeger
3 1 (0.39%) JIRA
3 1 (0.39%) Maven
General
1 16 (6.25%) Finance
2 13 (5.08%) Retail
3 3 (1.17%) Aerospace
3 3 (1.17%) Electronics
3 3 (1.17%) Military
4 2 (0.78%) Social Skills
5 1 (0.39%) Banking
5 1 (0.39%) Games
5 1 (0.39%) Health Technology
5 1 (0.39%) Influencing Skills
5 1 (0.39%) Manufacturing
5 1 (0.39%) Public Sector
Libraries, Frameworks & Software Standards
1 16 (6.25%) React
2 6 (2.34%) Unreal Engine
3 4 (1.56%) .NET
3 4 (1.56%) Django
3 4 (1.56%) Next.js
3 4 (1.56%) Spring
3 4 (1.56%) Spring Boot
4 3 (1.17%) AngularJS
4 3 (1.17%) Lambda Expressions
4 3 (1.17%) Node.js
5 2 (0.78%) Akka
6 1 (0.39%) Boost C++ Libraries
6 1 (0.39%) CSS
6 1 (0.39%) FIX Protocol
6 1 (0.39%) Flask
6 1 (0.39%) GraphQL
6 1 (0.39%) pytest
6 1 (0.39%) Redux
6 1 (0.39%) REST
6 1 (0.39%) SOAP
Miscellaneous
1 22 (8.59%) IoT
2 19 (7.42%) Smart Energy
3 16 (6.25%) Cloud Native
4 11 (4.30%) Product Ownership
5 10 (3.91%) Distributed Systems
6 9 (3.52%) Foreign Exchange (FX)
7 5 (1.95%) Algorithms
7 5 (1.95%) Embedded Systems
7 5 (1.95%) Greenfield Project
8 4 (1.56%) Data Structures
9 3 (1.17%) Legacy Applications
10 2 (0.78%) Enterprise Software
10 2 (0.78%) Over-the-Top Content
10 2 (0.78%) Video\Live Streaming
11 1 (0.39%) Blockchain
11 1 (0.39%) Derivative
11 1 (0.39%) Equities
11 1 (0.39%) Fixed Income
11 1 (0.39%) Robotics
Operating Systems
1 5 (1.95%) Linux
Processes & Methodologies
1 256 (100.00%) Software Engineering
2 27 (10.55%) Full-Stack Development
3 19 (7.42%) Energy Management
3 19 (7.42%) Microservices
3 19 (7.42%) Storage Management
3 19 (7.42%) Technical Leadership
4 18 (7.03%) Event-Driven
5 17 (6.64%) Mentoring
6 16 (6.25%) Agile
7 15 (5.86%) AI
8 13 (5.08%) CI/CD
8 13 (5.08%) Computer Science
8 13 (5.08%) DevOps
9 12 (4.69%) Creative Thinking
10 11 (4.30%) Continuous Improvement
10 11 (4.30%) Software Architecture
11 9 (3.52%) Problem-Solving
11 9 (3.52%) UML
12 8 (3.13%) Open Source
13 6 (2.34%) Waterfall
Programming Languages
1 18 (7.03%) TypeScript
2 17 (6.64%) Python
3 12 (4.69%) C++
4 11 (4.30%) JavaScript
5 9 (3.52%) C
6 7 (2.73%) Java
7 6 (2.34%) Ada
7 6 (2.34%) Ada 95
8 5 (1.95%) C#
9 4 (1.56%) Go
10 2 (0.78%) Scala
10 2 (0.78%) SQL
11 1 (0.39%) Rust
Qualifications
1 15 (5.86%) Degree
2 9 (3.52%) BPSS Clearance
3 6 (2.34%) Chartered Engineer
3 6 (2.34%) Computer Science Degree
Quality Assurance & Compliance
1 7 (2.73%) QA
2 6 (2.34%) ISO/IEC 12207
3 3 (1.17%) DO-178B
4 1 (0.39%) GDPR
System Software
1 7 (2.73%) Docker
Systems Management
1 8 (3.13%) Kubernetes
2 2 (0.78%) Terraform
3 1 (0.39%) Prometheus
Vendors
1 4 (1.56%) Google
2 1 (0.39%) Microsoft