Principal Software Engineer Contracts

Principal Software Engineer
UK

As of 1 May 2025, there is not enough information available from job vacancies posted within the last 6 months to determine the median Principal Software Engineer daily rate in the UK.

6 months to
1 May 2025
Same period 2024 Same period 2023
Rank 513 555 706
Rank change year-on-year +42 +151 +136
Contract jobs requiring a Principal Software Engineer 7 27 12
As % of all contract jobs advertised in the UK 0.024% 0.062% 0.020%
As % of the Job Titles category 0.026% 0.067% 0.021%
Number of daily rates quoted 0 7 4
10th Percentile - £570 £523
25th Percentile - £575 £613
Median daily rate (50th Percentile) - £600 £713
Median % change year-on-year - -15.79% +42.50%
75th Percentile - £625 £750
90th Percentile - - -
UK excluding London median daily rate - - -
Number of hourly rates quoted 0 20 1
Median hourly rate - £80.00 £70.00
Median % change year-on-year - +14.29% +35.16%
UK excluding London median hourly rate - £80.00 £70.00
% change year-on-year - +14.29% +35.16%

All Contract IT Job Vacancies
UK

For comparison with the information above, the following table provides summary statistics for all contract 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 contract jobs in our overall sample.

Contract vacancies in the UK with a recognized job title 27,084 40,415 56,464
% of contract IT jobs with a recognized job title 92.52% 92.78% 94.61%
Number of daily rates quoted 17,692 26,309 39,470
10th Percentile £300 £275 £313
25th Percentile £406 £410 £425
Median daily rate (50th Percentile) £515 £525 £540
Median % change year-on-year -1.90% -2.78% +2.86%
75th Percentile £625 £638 £650
90th Percentile £738 £750 £750
UK excluding London median daily rate £475 £492 £500
% change year-on-year -3.46% -1.60% +5.26%
Number of hourly rates quoted 1,035 2,664 1,570
10th Percentile £14.07 £12.86 £14.29
25th Percentile £18.50 £16.30 £19.50
Median hourly rate £29.00 £36.42 £45.00
Median % change year-on-year -20.37% -19.07% +91.49%
75th Percentile £62.50 £60.75 £65.75
90th Percentile £75.00 £72.50 £75.75
UK excluding London median hourly rate £28.00 £39.55 £42.50
% change year-on-year -29.20% -6.94% +117.95%

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
Contractor Daily Rate Trend

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

Daily rate trend for Principal Software Engineer in the UK

Principal Software Engineer
Contractor Hourly Rate Trend

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

Hourly rate trend for Principal Software Engineer in the UK

Principal Software Engineer
Top 5 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Principal Software Engineer within the UK over the 6 months to 1 May 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Jobs
England +35 5 - - 90
London +36 4 - - 34
Work from Home +41 3 - - 54
UK excluding London +44 1 - - 71
East of England +18 1 - - 14

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

For the 6 months to 1 May 2025, Principal Software Engineer contract 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 contract job ads featuring Principal Software Engineer in the job title.

1 7 (100.00%) Software Engineering
2 4 (57.14%) Python
3 3 (42.86%) Telecoms
3 3 (42.86%) DevOps
3 3 (42.86%) Rust
3 3 (42.86%) Agile
4 2 (28.57%) Architectural Patterns
4 2 (28.57%) Infrastructure as Code
4 2 (28.57%) Amazon EKS
4 2 (28.57%) Kubernetes
4 2 (28.57%) React
4 2 (28.57%) Continuous Delivery
4 2 (28.57%) AWS Lambda
4 2 (28.57%) Software-Defined Networking
4 2 (28.57%) Microservices
4 2 (28.57%) Go
4 2 (28.57%) TypeScript
4 2 (28.57%) AWS
4 2 (28.57%) SaaS
4 2 (28.57%) Node.js
4 2 (28.57%) GitHub
4 2 (28.57%) Amazon RDS
4 2 (28.57%) Terraform
4 2 (28.57%) GraphQL
4 2 (28.57%) Greenfield Project
4 2 (28.57%) Amazon Aurora
4 2 (28.57%) Jest
4 2 (28.57%) Serverless
4 2 (28.57%) Problem-Solving
4 2 (28.57%) Social Skills

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 1 (14.29%) WinCC
Cloud Services
1 2 (28.57%) Amazon EKS
1 2 (28.57%) AWS
1 2 (28.57%) AWS Lambda
1 2 (28.57%) GitHub
1 2 (28.57%) GitHub Actions
1 2 (28.57%) SaaS
1 2 (28.57%) Serverless
2 1 (14.29%) Azure
2 1 (14.29%) Azure DevOps
Communications & Networking
1 2 (28.57%) Software-Defined Networking
Database & Business Intelligence
1 2 (28.57%) Amazon Aurora
1 2 (28.57%) Amazon RDS
Development Applications
1 1 (14.29%) Rational DOORS
1 1 (14.29%) Visual Studio
General
1 3 (42.86%) Telecoms
2 2 (28.57%) Social Skills
3 1 (14.29%) Aerospace
3 1 (14.29%) Electronics
3 1 (14.29%) Finance
3 1 (14.29%) Manufacturing
3 1 (14.29%) Marketing
3 1 (14.29%) Public Sector
Libraries, Frameworks & Software Standards
1 2 (28.57%) GraphQL
1 2 (28.57%) Jest
1 2 (28.57%) Node.js
1 2 (28.57%) React
Miscellaneous
1 2 (28.57%) Greenfield Project
2 1 (14.29%) SCADA
Operating Systems
1 2 (28.57%) Linux
2 1 (14.29%) Red Hat Enterprise Linux
2 1 (14.29%) VxWorks
2 1 (14.29%) Windows
Processes & Methodologies
1 7 (100.00%) Software Engineering
2 3 (42.86%) Agile
2 3 (42.86%) DevOps
3 2 (28.57%) Architectural Patterns
3 2 (28.57%) CI/CD
3 2 (28.57%) Continuous Delivery
3 2 (28.57%) Event-Driven
3 2 (28.57%) Infrastructure as Code
3 2 (28.57%) Microservices
3 2 (28.57%) Platform Engineering
3 2 (28.57%) Problem-Solving
4 1 (14.29%) Business Intelligence
4 1 (14.29%) Customer Requirements
4 1 (14.29%) Digital Marketing
4 1 (14.29%) Programme Management
4 1 (14.29%) Requirements Management
4 1 (14.29%) Software Testing
4 1 (14.29%) Systems Engineering
Programming Languages
1 4 (57.14%) Python
2 3 (42.86%) Rust
3 2 (28.57%) Go
3 2 (28.57%) JavaScript
3 2 (28.57%) TypeScript
4 1 (14.29%) C#
4 1 (14.29%) C++
4 1 (14.29%) SQL
4 1 (14.29%) VB
Qualifications
1 1 (14.29%) SC Cleared
1 1 (14.29%) Security Cleared
Systems Management
1 2 (28.57%) Kubernetes
1 2 (28.57%) Terraform
2 1 (14.29%) Functional Safety
Vendors
1 2 (28.57%) BT
2 1 (14.29%) Microsoft
2 1 (14.29%) Oracle
2 1 (14.29%) Red Hat
2 1 (14.29%) SAP
2 1 (14.29%) Siemens
2 1 (14.29%) Wind River