Principal Software Engineer Jobs

Principal Software Engineer
UK

The median Principal Software Engineer salary in the UK is £68,000 per year, according to job vacancies posted during the 6 months leading to 13 June 2025.

The table below provides salary benchmarking and summary statistics, comparing them to the same period in the previous two years.

6 months to
13 Jun 2025
Same period 2024 Same period 2023
Rank 505 674 814
Rank change year-on-year +169 +140 -53
Permanent jobs requiring a Principal Software Engineer 218 232 107
As % of all permanent jobs advertised in the UK 0.39% 0.21% 0.12%
As % of the Job Titles category 0.43% 0.22% 0.13%
Number of salaries quoted 125 152 77
10th Percentile - £65,000 £55,000
25th Percentile £65,000 £70,000 £72,500
Median annual salary (50th Percentile) £68,000 £80,000 £87,500
Median % change year-on-year -15.00% -8.57% -
75th Percentile - £100,000 £113,750
90th Percentile £100,000 £112,500 £160,000
UK excluding London median annual salary £68,000 £75,000 £82,500
% change year-on-year -9.33% -9.09% -2.94%

All Permanent IT Job Vacancies
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 50,341 104,123 84,329
% of permanent jobs with a recognized job title 89.94% 94.77% 91.19%
Number of salaries quoted 26,498 73,470 54,978
10th Percentile £27,750 £28,500 £32,500
25th Percentile £39,850 £38,603 £45,000
Median annual salary (50th Percentile) £55,000 £52,500 £60,000
Median % change year-on-year +4.76% -12.50% -
75th Percentile £73,750 £70,000 £80,000
90th Percentile £95,000 £90,000 £100,000
UK excluding London median annual salary £50,055 £50,000 £53,500
% change year-on-year +0.11% -6.54% +6.37%

Principal Software Engineer
Job Vacancy Trend

Job postings that featured Principal Software Engineer in the job title as a proportion of all IT jobs advertised.

Job vacancy trend for Principal Software Engineer in the UK

Principal Software Engineer
Salary Trend

3-month moving average salary quoted in jobs citing Principal Software Engineer.

Salary trend for Principal Software Engineer in the UK

Principal Software Engineer
Salary Histogram

Salary distribution for jobs citing Principal Software Engineer over the 6 months to 13 June 2025.

Salary histogram for Principal Software Engineer in the UK

Principal Software Engineer
Top 14 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 13 June 2025. 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
UK excluding London +233 202 £68,000 -9.33% 150
England +198 197 £68,000 -15.00% 183
South East +171 101 £68,000 -2.86% 53
Midlands +129 64 £72,500 -14.71% 9
West Midlands +94 42 - - 1
East Midlands +67 22 £72,500 -14.71% 6
London +56 15 £115,000 +24.32% 57
Wales +54 15 £68,000 -32.00% 1
Work from Home +80 12 £83,750 +11.67% 131
North of England +65 9 £75,000 +15.38% 43
North West +27 9 £75,000 +15.38% 38
Scotland +73 6 £75,000 -24.05% 3
East of England +39 5 £67,000 -13.55% 14
South West +83 2 £100,000 +25.00% 19

Principal Software Engineer Skill Set
Top 30 Co-occurring Skills and Capabilities

For the 6 months to 13 June 2025, Principal Software Engineer job roles required the following skills and capabilities in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads featuring Principal Software Engineer in the job title.

1 177 (81.19%) Agile
2 158 (72.48%) BPSS Clearance
3 155 (71.10%) Software Engineering
4 120 (55.05%) Degree
5 114 (52.29%) Computer Science
6 109 (50.00%) UML
7 106 (48.62%) Chartered Engineer
8 105 (48.17%) Waterfall
9 66 (30.28%) Configuration Management
9 66 (30.28%) MATLAB
9 66 (30.28%) Simulink
9 66 (30.28%) Aerospace
9 66 (30.28%) Validation
10 64 (29.36%) Automotive
10 64 (29.36%) Ada
10 64 (29.36%) Software Testing
10 64 (29.36%) Ada 95
10 64 (29.36%) Systems Engineering
11 63 (28.90%) ISO/IEC 12207
12 21 (9.63%) AWS
13 18 (8.26%) Python
14 15 (6.88%) Mentoring
14 15 (6.88%) Microservices
15 14 (6.42%) Kubernetes
15 14 (6.42%) Java
16 11 (5.05%) C
16 11 (5.05%) React
16 11 (5.05%) Cloud Native
16 11 (5.05%) Docker
16 11 (5.05%) Event-Driven

Principal Software Engineer Skill Set
Co-occurring Skills and Capabilities by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 2 (0.92%) Confluence
Applications
1 66 (30.28%) Simulink
Cloud Services
1 21 (9.63%) AWS
2 7 (3.21%) GCP
3 6 (2.75%) Azure
4 3 (1.38%) SaaS
4 3 (1.38%) Serverless
5 2 (0.92%) Cloud Computing
6 1 (0.46%) Azure API Management
6 1 (0.46%) Azure DevOps
6 1 (0.46%) Azure Logic Apps
6 1 (0.46%) Firebase
6 1 (0.46%) GitHub
Communications & Networking
1 2 (0.92%) Multicast
Database & Business Intelligence
1 6 (2.75%) MongoDB
2 5 (2.29%) NoSQL
3 3 (1.38%) Elasticsearch
3 3 (1.38%) PostgreSQL
3 3 (1.38%) Redis
4 2 (0.92%) SQL Server
5 1 (0.46%) MySQL
5 1 (0.46%) Relational Database
Development Applications
1 7 (3.21%) Git
2 4 (1.83%) JIRA
3 3 (1.38%) Subversion
4 1 (0.46%) Ant
4 1 (0.46%) CMake
4 1 (0.46%) SonarQube
4 1 (0.46%) webpack
General
1 66 (30.28%) Aerospace
2 64 (29.36%) Automotive
3 7 (3.21%) Finance
4 6 (2.75%) Banking
4 6 (2.75%) Law
5 5 (2.29%) Retail
6 4 (1.83%) Inclusion and Diversity
6 4 (1.83%) Marketing
7 3 (1.38%) Electronics
7 3 (1.38%) Games
7 3 (1.38%) Military
7 3 (1.38%) Social Skills
8 2 (0.92%) Front Office
8 2 (0.92%) Investment Banking
9 1 (0.46%) Manufacturing
9 1 (0.46%) Public Sector
9 1 (0.46%) Tech for Good
Libraries, Frameworks & Software Standards
1 11 (5.05%) React
2 9 (4.13%) Node.js
3 7 (3.21%) RESTful
4 6 (2.75%) Kafka
5 5 (2.29%) .NET
5 5 (2.29%) Lambda Expressions
6 4 (1.83%) Micronaut
6 4 (1.83%) Quarkus
6 4 (1.83%) Spring
6 4 (1.83%) Spring Boot
7 3 (1.38%) CSS
7 3 (1.38%) Drools
7 3 (1.38%) HTML
7 3 (1.38%) Jest
8 2 (0.92%) Express.js
8 2 (0.92%) GraphQL
8 2 (0.92%) OAuth2
8 2 (0.92%) pytest
8 2 (0.92%) React Native
8 2 (0.92%) Socket.IO
Miscellaneous
1 11 (5.05%) Cloud Native
2 7 (3.21%) Distributed Systems
2 7 (3.21%) Greenfield Project
3 6 (2.75%) Product Ownership
4 5 (2.29%) Algorithms
5 3 (1.38%) Enterprise Software
6 2 (0.92%) Derivative
6 2 (0.92%) Equities
6 2 (0.92%) Fixed Income
7 1 (0.46%) Data Structures
7 1 (0.46%) Embedded Systems
7 1 (0.46%) FPGA
7 1 (0.46%) Housing Association
7 1 (0.46%) Mobile App
7 1 (0.46%) NHS
7 1 (0.46%) PKI
7 1 (0.46%) Public Cloud
7 1 (0.46%) Robotics
7 1 (0.46%) Verilog
7 1 (0.46%) VHDL
Operating Systems
1 4 (1.83%) Apple iOS
2 3 (1.38%) Linux
2 3 (1.38%) Mac OS
3 1 (0.46%) Android
3 1 (0.46%) Windows
Processes & Methodologies
1 177 (81.19%) Agile
2 155 (71.10%) Software Engineering
3 114 (52.29%) Computer Science
4 109 (50.00%) UML
5 105 (48.17%) Waterfall
6 66 (30.28%) Configuration Management
6 66 (30.28%) Validation
7 64 (29.36%) Software Testing
7 64 (29.36%) Systems Engineering
8 15 (6.88%) Mentoring
8 15 (6.88%) Microservices
9 11 (5.05%) CI/CD
9 11 (5.05%) Event-Driven
10 9 (4.13%) Architectural Patterns
11 8 (3.67%) DevOps
11 8 (3.67%) Mathematics
11 8 (3.67%) Problem-Solving
12 7 (3.21%) Artificial Intelligence
12 7 (3.21%) Machine Learning
13 6 (2.75%) Physics
Programming Languages
1 66 (30.28%) MATLAB
2 64 (29.36%) Ada
2 64 (29.36%) Ada 95
3 18 (8.26%) Python
4 14 (6.42%) Java
5 11 (5.05%) C
6 10 (4.59%) C++
6 10 (4.59%) TypeScript
7 6 (2.75%) JavaScript
8 5 (2.29%) Go
8 5 (2.29%) Objective-C
9 4 (1.83%) C#
9 4 (1.83%) SQL
10 3 (1.38%) Rust
11 1 (0.46%) Kotlin
11 1 (0.46%) PHP
11 1 (0.46%) Ruby
Qualifications
1 158 (72.48%) BPSS Clearance
2 120 (55.05%) Degree
3 106 (48.62%) Chartered Engineer
4 2 (0.92%) Computer Science Degree
4 2 (0.92%) DV Cleared
4 2 (0.92%) Security Cleared
5 1 (0.46%) Master's Degree
5 1 (0.46%) PhD
Quality Assurance & Compliance
1 63 (28.90%) ISO/IEC 12207
2 3 (1.38%) Accessibility
3 2 (0.92%) QA
System Software
1 11 (5.05%) Docker
Systems Management
1 14 (6.42%) Kubernetes
2 5 (2.29%) Terraform
3 1 (0.46%) Ansible
3 1 (0.46%) Progress Chef
3 1 (0.46%) Single Sign-On
Vendors
1 1 (0.46%) Apple
1 1 (0.46%) ForgeRock
1 1 (0.46%) Okta
1 1 (0.46%) Ping Identity
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