The median contractor rate for a Principal Software Engineer was - per day in advertised job vacancies during the 3 months to 29 June 2017.

The first table below provides contractor rate benchmarking and summary statistics including a comparison to same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Principal Software Engineer
UK
3 months to
29 Jun 2017
Same period 2016 Same period 2015
Rank - 640 643
Contract jobs requiring a Principal Software Engineer 0 9 1
As % of all contract IT jobs advertised in the UK - 0.017% 0.002%
As % of the Job Titles category - 0.018% 0.002%
Number of daily rates quoted 0 3 0
UK median daily rate - £650 -
UK excluding London median daily rate - £650 -
Number of hourly rates quoted 0 0 1
UK median hourly rate - - £51.30
UK excluding London median hourly rate - - £51.30

The next table is for comparison with the above and includes summary statistics for all job roles in contract job vacancies. Most job vacancies include a discernible job title. As such, the figures in the first row provide an indication of the number of contract jobs in our overall sample.

Contract IT Job Roles
UK
Contract job vacancies with a job title containing a recognized job role 44648 50928 53153
As % of all contract IT job vacancies advertised in the UK 94.78% 94.82% 94.84%
Number of daily rates quoted 98440 117183 122955
UK median daily rate £438 £425 £400
Median daily rate % change year-on-year +2.94% +6.25%  
10th Percentile £263 £250 £225
90th Percentile £625 £600 £588
UK excluding London median daily rate £400 £396 £365
% change year-on-year +1.01% +8.49%  
Number of hourly rates quoted 4470 5127 7601
UK median hourly rate £18.00 £17.50 £16.50
Median hourly rate % change year-on-year +2.85% +6.06%  
10th Percentile £11.00 £10.50 £10.50
90th Percentile £48.75 £45.00 £41.25
UK excluding London median hourly rate £17.50 £17.50 £16.00
% change year-on-year - +9.37%  

Principal Software Engineer
Job Vacancy Trend

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

Job vacancy trend for Principal Software Engineer in the UK

Principal Software Engineer
Contractor Daily Rate Trend

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Principal Software Engineer.

Contractor daily rate trend for Principal Software Engineer in the UK

Principal Software Engineer
Contractor Hourly Rate Trend

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Principal Software Engineer.

Contractor hourly rate trend for Principal Software Engineer in the UK

Principal Software Engineer Skill Set
Top 30 Co-occurring IT Skills

For the 6 months to 29 June 2017, Principal Software Engineer contract jobs required the following IT skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads featuring Principal Software Engineer in the job title.

1 2 (100.00%) HTML
1 2 (100.00%) Java
1 2 (100.00%) JavaScript
1 2 (100.00%) J2EE
1 2 (100.00%) CSS
1 2 (100.00%) JSP
1 2 (100.00%) SOAP
1 2 (100.00%) Web Services
1 2 (100.00%) XML
1 2 (100.00%) XSL
1 2 (100.00%) XHTML
1 2 (100.00%) WSDL
1 2 (100.00%) Agile Software Development
1 2 (100.00%) Software Engineering
1 2 (100.00%) Apache Axis
1 2 (100.00%) RESTful
1 2 (100.00%) DevOps
2 1 (50.00%) Front End Development
2 1 (50.00%) Adobe Creative Suite
2 1 (50.00%) HipChat
2 1 (50.00%) Continuous Delivery
2 1 (50.00%) Confluence
2 1 (50.00%) HTML5
2 1 (50.00%) hybris
2 1 (50.00%) OSGi
2 1 (50.00%) CSS3
2 1 (50.00%) Adobe Experience Manager
2 1 (50.00%) GitHub
2 1 (50.00%) Sass
2 1 (50.00%) Jenkins

Principal Software Engineer Skill Set
Co-occurring IT Skills by Category

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

Application Platforms
1 1 (50.00%) Adobe Experience Manager
1 1 (50.00%) Apache
1 1 (50.00%) Confluence
1 1 (50.00%) nginx
Applications
1 1 (50.00%) Adobe Creative Suite
1 1 (50.00%) HipChat
Cloud Services
1 1 (50.00%) GitHub
Development Applications
1 1 (50.00%) Eclipse
1 1 (50.00%) Jenkins
1 1 (50.00%) JIRA
Libraries, Frameworks & Software Standards
1 2 (100.00%) Apache Axis
1 2 (100.00%) CSS
1 2 (100.00%) HTML
1 2 (100.00%) J2EE
1 2 (100.00%) JSP
1 2 (100.00%) RESTful
1 2 (100.00%) SOAP
1 2 (100.00%) Web Services
1 2 (100.00%) WSDL
1 2 (100.00%) XHTML
1 2 (100.00%) XML
1 2 (100.00%) XSL
2 1 (50.00%) CSS3
2 1 (50.00%) HTML5
2 1 (50.00%) OSGi
2 1 (50.00%) Sass
2 1 (50.00%) Spring
2 1 (50.00%) Spring MVC
Operating Systems
1 1 (50.00%) Linux
1 1 (50.00%) Unix
Processes & Methodologies
1 2 (100.00%) Agile Software Development
1 2 (100.00%) DevOps
1 2 (100.00%) Software Engineering
2 1 (50.00%) Continuous Delivery
2 1 (50.00%) E-Commerce
2 1 (50.00%) Front End Development
2 1 (50.00%) MVC
2 1 (50.00%) Test Automation
Programming Languages
1 2 (100.00%) Java
1 2 (100.00%) JavaScript
Vendors
1 1 (50.00%) Adobe
1 1 (50.00%) hybris