The table below looks at the statistics for the Principal Developer role in IT contracts advertised across the UK. Included is a guide to the average contractor rates offered in IT contracts that have cited Principal Developer in their job title over the 3 months to 28 April 2016 with a comparison to the same period in the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

3 months to
28 Apr 2016
Same period 2015 Same period 2014
Principal Developer
Rank 633 629 625
Rank change year-on-year
-4 -4
Contract jobs requiring a Principal Developer 11 12 5
As % of all contract IT jobs located in the UK 0.020% 0.022% 0.009%
As % of the Job Titles category 0.021% 0.023% 0.010%
Number of daily rates quoted 8 8 5
Average daily rate £413 £456 £412
Average daily rate % change year-on-year
-9.58% +10.87%
90% offered a daily rate of more than £375 £411 £375
10% offered a daily rate of more than £433 £483 £600
UK excluding London average daily rate £394 £450 -
% change year-on-year
-12.50% -
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate - - -

The following table is for comparison with the above and provides statistics for the entire Job Titles category in contract jobs advertised across the UK. Most job vacancies include a discernible job title. As such the figures in the first row provide an indication of the total number of contract jobs in the overall sample.

Job Titles Category
UK
Contract IT job ads with a match in the
Job Titles category
53023 52764 51440
As % of all contract IT jobs located in the UK 94.92% 94.73% 94.29%
Number of daily rates quoted 34537 31962 31273
Average daily rate £425 £400 £390
Average daily rate % change year-on-year
+6.25% +2.56%
90% offered a daily rate of more than £263 £240 £225
10% offered a daily rate of more than £600 £553 £550
UK excluding London average daily rate £390 £375 £350
% change year-on-year
+4.00% +7.14%
Number of hourly rates quoted 1533 2112 2096
Average hourly rate £17.50 £17.50 £17.50
90% offered a hourly rate of more than £11.00 £11.00 £11.00
10% offered a hourly rate of more than £44.90 £42.50 £42.50
UK excluding London average hourly rate £17.50 £16.70 £17.45
% change year-on-year
+4.79% -4.29%

Principal Developer
Jobs Demand Trend

This chart provides the 3-month moving total of IT contractor jobs citing Principal Developer in the job title within the UK as a proportion of the total demand within the Job Titles category.

Principal Developer Jobs Demand Trend in the UK

Principal Developer
Daily Rate Trend

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing Principal Developer within the UK.

Principal Developer Daily Rate Trend in the UK

Principal Developer
Hourly Rate Trend

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

Principal Developer Hourly Rate Trend in the UK

Principal Developer
Top 12 Contract Locations

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing Principal Developer within the UK over the 3 months to 28 April 2016. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location
(Use links below to see detailed
statistics and historical trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Average
Daily Rate
Last 3 Months
Average Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
England -25 9 £425 -6.84% 7
City of London +42 4 £425 -15.00%
London +3 4 £425 -15.00%
South West +7 2 £381 -15.27% 1
Bristol -1 2 £381 -15.27%
Cambridgeshire - 2 £438 -
East of England - 2 £438 -
Cambridge - 2 £438 -
Livingston - 1 £400 -
West Lothian - 1 £400 - 1
Wales - 1 £375 -
Scotland - 1 £400 - 1

Principal Developer
Top 30 Related IT Skills

For the 6 months to 28 April 2016, IT contractor jobs within the UK that cited Principal Developer in their job title mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled with Principal Developer in their job title.

1 7 (58.33%) Python
2 6 (50.00%) Agile Software Development
3 4 (33.33%) JavaScript
3 4 (33.33%) CSS
3 4 (33.33%) HTML
3 4 (33.33%) Workflow
3 4 (33.33%) Linux
3 4 (33.33%) Relational Database
4 3 (25.00%) C#
4 3 (25.00%) C++
4 3 (25.00%) REST
5 2 (16.67%) AngularJS
5 2 (16.67%) Enterprise Software
5 2 (16.67%) HTML5
5 2 (16.67%) Software Engineering
5 2 (16.67%) RabbitMQ
5 2 (16.67%) Dojo
5 2 (16.67%) WCF
5 2 (16.67%) Microsoft Azure
5 2 (16.67%) ASP.NET MVC
5 2 (16.67%) Degree
5 2 (16.67%) Integration Testing
5 2 (16.67%) Continuous Integration
5 2 (16.67%) SQL
5 2 (16.67%) T-SQL
5 2 (16.67%) .NET
5 2 (16.67%) SQL Server
5 2 (16.67%) ASP.NET
5 2 (16.67%) Windows
5 2 (16.67%) RDBMS

Principal Developer
Top Related IT Skills by Category

For the 6 months to 28 April 2016, IT contractor jobs within the UK that cited Principal Developer in their job title mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled with Principal Developer in their job title. Up to 20 skills are shown per category.

Cloud Services
1 2 (16.67%) Microsoft Azure
Communications & Networking
1 2 (16.67%) Internet
2 1 (8.33%) Bluetooth
2 1 (8.33%) HTTP
2 1 (8.33%) SSL
2 1 (8.33%) TCP/IP
2 1 (8.33%) Wi-Fi
2 1 (8.33%) X.509
2 1 (8.33%) ZigBee
Database & Business Intelligence
1 4 (33.33%) Relational Database
2 2 (16.67%) RDBMS
2 2 (16.67%) SQL Server
General
1 1 (8.33%) Dutch Language
Libraries, Frameworks & Software Standards
1 4 (33.33%) CSS
1 4 (33.33%) HTML
2 3 (25.00%) REST
3 2 (16.67%) .NET
3 2 (16.67%) AngularJS
3 2 (16.67%) ASP.NET
3 2 (16.67%) ASP.NET MVC
3 2 (16.67%) ASP.NET Web API
3 2 (16.67%) Dojo
3 2 (16.67%) HTML5
3 2 (16.67%) RabbitMQ
3 2 (16.67%) WCF
4 1 (8.33%) WPF
Miscellaneous
1 2 (16.67%) Enterprise Software
1 2 (16.67%) User Experience
2 1 (8.33%) Internet of Things
Operating Systems
1 4 (33.33%) Linux
2 2 (16.67%) Windows
3 1 (8.33%) Windows 7
Processes & Methodologies
1 6 (50.00%) Agile Software Development
2 4 (33.33%) Workflow
3 2 (16.67%) Continuous Integration
3 2 (16.67%) Integration Testing
3 2 (16.67%) Mentoring
3 2 (16.67%) Microservices
3 2 (16.67%) MVC
3 2 (16.67%) Process Management
3 2 (16.67%) Scrum
3 2 (16.67%) Software Engineering
4 1 (8.33%) BDD
4 1 (8.33%) Coaching
4 1 (8.33%) People Management
4 1 (8.33%) TDD
4 1 (8.33%) UML
4 1 (8.33%) Waterfall
Programming Languages
1 7 (58.33%) Python
2 4 (33.33%) JavaScript
3 3 (25.00%) C#
3 3 (25.00%) C++
4 2 (16.67%) SQL
4 2 (16.67%) T-SQL
5 1 (8.33%) Bash Shell
5 1 (8.33%) C
5 1 (8.33%) Java
5 1 (8.33%) Perl
Qualifications
1 2 (16.67%) Degree
2 1 (8.33%) SC Cleared
2 1 (8.33%) Security Cleared
Vendors
1 2 (16.67%) Microsoft