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 31 January 2026.

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

6 months to
31 Jan 2026
Same period 2025 Same period 2024
Rank 518 585 652
Rank change year-on-year +67 +67 +175
Permanent jobs requiring a Principal Software Engineer 140 118 124
As % of all permanent jobs in the UK 0.22% 0.23% 0.18%
As % of the Job Titles category 0.24% 0.25% 0.19%
Number of salaries quoted 94 81 73
10th Percentile - £67,500 £65,000
25th Percentile £70,000 £75,000 £72,500
Median annual salary (50th Percentile) £85,000 £100,000 £82,500
Median % change year-on-year -15.00% +21.21% +6.45%
75th Percentile £90,000 £115,000 £99,750
90th Percentile £100,000 £140,000 £115,000
UK excluding London median annual salary £78,750 £80,000 £77,250
% change year-on-year -1.56% +3.56% +8.04%

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 57,953 47,926 66,478
% of permanent jobs with a recognized job title 90.86% 92.23% 95.09%
Number of salaries quoted 36,028 24,691 52,048
10th Percentile £28,750 £33,750 £29,000
25th Percentile £37,500 £45,000 £40,000
Median annual salary (50th Percentile) £55,000 £60,000 £55,000
Median % change year-on-year -8.33% +9.09% -8.33%
75th Percentile £75,000 £79,535 £75,000
90th Percentile £95,000 £100,000 £95,000
UK excluding London median annual salary £50,000 £54,000 £50,000
% change year-on-year -7.41% +8.00% -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 31 January 2026.

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 31 January 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 +63 124 £85,000 -15.00% 28
UK excluding London +65 110 £78,750 -1.56% 32
London +40 29 £100,000 -9.09% 1
South West +22 29 £70,000 -12.50% 2
South East +15 28 £75,900 -8.00% 8
Work from Home +24 23 £100,000 -5.88% 14
East of England +36 20 £80,000 +19.40% 9
North of England +4 13 £85,000 +21.43% 10
Scotland +3 11 £85,000 -17.07% 4
North West +23 7 £85,000 +6.25% 10
North East - 6 £85,000 -
Wales +7 5 £85,000 -
West Midlands +25 4 - -
Midlands +14 4 - -

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

For the 6 months to 31 January 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.

1 140 (100.00%) Software Engineering
2 22 (15.71%) Microservices
3 20 (14.29%) AWS
3 20 (14.29%) Full-Stack Development
4 17 (12.14%) Computer Science
4 17 (12.14%) Degree
5 16 (11.43%) Agile
6 15 (10.71%) React
7 14 (10.00%) CI/CD
7 14 (10.00%) Energy Management
7 14 (10.00%) Storage Management
8 13 (9.29%) Azure
9 12 (8.57%) DevOps
10 11 (7.86%) Mentoring
10 11 (7.86%) TypeScript
11 10 (7.14%) Continuous Improvement
12 9 (6.43%) Computer Science Degree
12 9 (6.43%) Python
12 9 (6.43%) Software Architecture
13 8 (5.71%) Ada
13 8 (5.71%) Ada 95
13 8 (5.71%) BPSS Clearance
13 8 (5.71%) Chartered Engineer
13 8 (5.71%) Coaching
13 8 (5.71%) Configuration Management
13 8 (5.71%) Event-Driven
13 8 (5.71%) ISO/IEC 12207
13 8 (5.71%) Java
13 8 (5.71%) Kafka
13 8 (5.71%) 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:

Cloud Services
1 20 (14.29%) AWS
2 13 (9.29%) Azure
3 7 (5.00%) Amazon EKS
3 7 (5.00%) GCP
4 5 (3.57%) Amazon CloudWatch
4 5 (3.57%) Amazon MSK
4 5 (3.57%) Amazon OpenSearch
5 3 (2.14%) Serverless
6 2 (1.43%) Amazon Bedrock
6 2 (1.43%) Amazon EventBridge
6 2 (1.43%) Amazon Kinesis
6 2 (1.43%) Amazon SQS
6 2 (1.43%) AWS Lambda
6 2 (1.43%) AWS Step Functions
6 2 (1.43%) Azure AKS
7 1 (0.71%) Amazon ECS
7 1 (0.71%) Cloud Computing
7 1 (0.71%) Cloudflare
7 1 (0.71%) SaaS
Communications & Networking
1 2 (1.43%) Broadband
Database & Business Intelligence
1 5 (3.57%) BigQuery
1 5 (3.57%) Elasticsearch
1 5 (3.57%) PostgreSQL
2 2 (1.43%) DynamoDB
Development Applications
1 7 (5.00%) Jenkins
2 5 (3.57%) Cypress.io
3 2 (1.43%) GitLab
3 2 (1.43%) TeamCity
4 1 (0.71%) Ant
4 1 (0.71%) Git
4 1 (0.71%) Maven
4 1 (0.71%) SonarQube
4 1 (0.71%) webpack
General
1 4 (2.86%) Finance
2 3 (2.14%) Public Sector
2 3 (2.14%) Social Skills
3 1 (0.71%) Banking
3 1 (0.71%) Games
3 1 (0.71%) Health Technology
3 1 (0.71%) Influencing Skills
3 1 (0.71%) Manufacturing
Libraries, Frameworks & Software Standards
1 15 (10.71%) React
2 8 (5.71%) Kafka
3 7 (5.00%) Redux
3 7 (5.00%) Spring
4 6 (4.29%) Jest
4 6 (4.29%) Spring Boot
5 5 (3.57%) Django
5 5 (3.57%) RESTful
6 3 (2.14%) Node.js
7 2 (1.43%) Akka
7 2 (1.43%) AngularJS
7 2 (1.43%) CSS
7 2 (1.43%) HTML
7 2 (1.43%) Hugging Face
7 2 (1.43%) Next.js
7 2 (1.43%) Nuxt
7 2 (1.43%) RabbitMQ
7 2 (1.43%) Vue
8 1 (0.71%) Material-UI
8 1 (0.71%) Playwright
Miscellaneous
1 14 (10.00%) IoT
1 14 (10.00%) Smart Energy
2 13 (9.29%) Cloud Native
2 13 (9.29%) Distributed Systems
3 7 (5.00%) Greenfield Project
4 5 (3.57%) Algorithms
4 5 (3.57%) Data Structures
5 2 (1.43%) Foreign Exchange (FX)
5 2 (1.43%) Over-the-Top Content
5 2 (1.43%) Video\Live Streaming
6 1 (0.71%) Legacy Applications
6 1 (0.71%) Renewable Energy
6 1 (0.71%) Robotics
Operating Systems
1 1 (0.71%) Linux
Processes & Methodologies
1 140 (100.00%) Software Engineering
2 22 (15.71%) Microservices
3 20 (14.29%) Full-Stack Development
4 17 (12.14%) Computer Science
5 16 (11.43%) Agile
6 14 (10.00%) CI/CD
6 14 (10.00%) Energy Management
6 14 (10.00%) Storage Management
7 12 (8.57%) DevOps
8 11 (7.86%) Mentoring
9 10 (7.14%) Continuous Improvement
10 9 (6.43%) Software Architecture
11 8 (5.71%) Coaching
11 8 (5.71%) Configuration Management
11 8 (5.71%) Event-Driven
11 8 (5.71%) UML
11 8 (5.71%) Waterfall
12 7 (5.00%) Architectural Patterns
12 7 (5.00%) Decision-Making
13 6 (4.29%) Problem-Solving
Programming Languages
1 11 (7.86%) TypeScript
2 9 (6.43%) Python
3 8 (5.71%) Ada
3 8 (5.71%) Ada 95
3 8 (5.71%) Java
4 7 (5.00%) JavaScript
5 4 (2.86%) C#
5 4 (2.86%) C++
6 2 (1.43%) Scala
6 2 (1.43%) SQL
7 1 (0.71%) Go
7 1 (0.71%) Rust
Qualifications
1 17 (12.14%) Degree
2 9 (6.43%) Computer Science Degree
3 8 (5.71%) BPSS Clearance
3 8 (5.71%) Chartered Engineer
4 4 (2.86%) SC Cleared
4 4 (2.86%) Security Cleared
5 2 (1.43%) AWS Certification
5 2 (1.43%) AWS Certified Developer
Quality Assurance & Compliance
1 8 (5.71%) ISO/IEC 12207
2 2 (1.43%) GDPR
2 2 (1.43%) ISO/IEC 27001
2 2 (1.43%) PCI DSS
2 2 (1.43%) SOC 2
System Software
1 5 (3.57%) Docker
Systems Management
1 8 (5.71%) Kubernetes
2 5 (3.57%) Kibana
3 1 (0.71%) Ansible
3 1 (0.71%) Istio
3 1 (0.71%) Progress Chef
3 1 (0.71%) Single Sign-On
3 1 (0.71%) Terraform
Vendors
1 5 (3.57%) Google
2 2 (1.43%) OpenAI
3 1 (0.71%) ForgeRock
3 1 (0.71%) Okta
3 1 (0.71%) Ping Identity