The following table provides summary statistics for contract job vacancies advertised in Cambridge with a requirement for PHP skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited PHP over the 3 months to 28 June 2017 with a comparison to the 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.

PHP
Cambridgeshire / Cambridge
3 months to
28 Jun 2017
Same period 2016 Same period 2015
Rank 33 29 32
Rank change year-on-year -4 +3  
Contract jobs citing PHP 6 14 32
As % of all contract IT jobs advertised in Cambridge 1.99% 3.93% 6.94%
As % of the Programming Languages category 4.44% 7.45% 13.62%
Number of daily rates quoted 2 12 27
Median daily rate £340 £369 £325
Median daily rate % change year-on-year -7.79% +13.46%  
90% offered a daily rate of more than £320 £188 £200
10% offered a daily rate of more than £360 £516 £419
UK excluding London median daily rate £350 £325 £325
% change year-on-year +7.69% -  
Number of hourly rates quoted 2 0 1
Median hourly rate £47.50 - £9.50
90% offered a hourly rate of more than £43.75 - £9.25
10% offered a hourly rate of more than £51.25 - £9.75
UK excluding London median hourly rate £47.50 £15.50 £39.00
% change year-on-year +206.45% -60.25%  

PHP is in the programming language skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Cambridge with a requirement for programming language skills.

Contract Programming Language Skills
Cambridge
Contract job vacancies with a requirement for programming language skills 135 188 235
As % of all contract IT job vacancies advertised in Cambridge 44.70% 52.81% 50.98%
Number of daily rates quoted 119 252 392
Median daily rate £400 £385 £350
Median daily rate % change year-on-year +3.89% +10.00%  
90% offered a daily rate of more than £273 £264 £250
10% offered a daily rate of more than £513 £508 £461
UK excluding London median daily rate £400 £375 £350
% change year-on-year +6.66% +7.14%  
Number of hourly rates quoted 76 26 30
Median hourly rate £40.00 £37.50 £40.00
Median hourly rate % change year-on-year +6.66% -6.25%  
90% offered a hourly rate of more than £36.25 £35.00 £9.10
10% offered a hourly rate of more than £49.38 £48.75 £45.00
UK excluding London median hourly rate £42.50 £37.00 £37.00
% change year-on-year +14.86% -  

PHP
Job Vacancy Trend in Cambridge

Job postings citing PHP as a percentage of all IT jobs advertised in Cambridge.

Job vacancy trend for PHP in Cambridge

PHP
Contractor Daily Rate Trend in Cambridge

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing PHP in Cambridge.

Contractor daily rate trend for PHP in Cambridge

PHP
Contractor Hourly Rate Trend in Cambridge

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing PHP in Cambridge.

Contractor hourly rate trend for PHP in Cambridge

For the 6 months to 28 June 2017, IT contractor jobs citing PHP also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the Cambridge region with a requirement for PHP.

1 8 (80.00%) JavaScript
2 6 (60.00%) HTML
3 5 (50.00%) Java
3 5 (50.00%) Continuous Integration
4 4 (40.00%) jQuery
4 4 (40.00%) Git (software)
4 4 (40.00%) Subversion
4 4 (40.00%) Web Development
4 4 (40.00%) Agile Software Development
4 4 (40.00%) Linux
5 3 (30.00%) TDD
5 3 (30.00%) Scrum
5 3 (30.00%) Perl
5 3 (30.00%) Python
5 3 (30.00%) Microsoft
5 3 (30.00%) .NET
5 3 (30.00%) MySQL
5 3 (30.00%) Oracle
5 3 (30.00%) SQL Server
5 3 (30.00%) CSS
5 3 (30.00%) Selenium
5 3 (30.00%) RESTful
5 3 (30.00%) Microsoft Azure
5 3 (30.00%) HTML5
5 3 (30.00%) Cucumber
5 3 (30.00%) BDD
5 3 (30.00%) Atlassian Bamboo
5 3 (30.00%) Node.js
5 3 (30.00%) Relational Database
5 3 (30.00%) Octopus Deploy

PHP
Co-occurring IT Skills in Cambridge 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 2 (20.00%) Apache
2 1 (10.00%) Tomcat
Cloud Services
1 3 (30.00%) Microsoft Azure
2 2 (20.00%) SaaS
3 1 (10.00%) Amazon AWS
Communications & Networking
1 2 (20.00%) Wireless
Database & Business Intelligence
1 3 (30.00%) MySQL
1 3 (30.00%) Relational Database
1 3 (30.00%) SQL Server
2 2 (20.00%) NoSQL
3 1 (10.00%) MariaDB
3 1 (10.00%) MongoDB
Development Applications
1 4 (40.00%) Git (software)
1 4 (40.00%) Subversion
2 3 (30.00%) Atlassian Bamboo
2 3 (30.00%) Cucumber
2 3 (30.00%) Jenkins
2 3 (30.00%) Octopus Deploy
2 3 (30.00%) Selenium
General
1 1 (10.00%) Telecoms
Job Titles
1 7 (70.00%) Developer
2 5 (50.00%) PHP Developer
3 4 (40.00%) Web Developer
4 3 (30.00%) PHP Web Developer
4 3 (30.00%) Senior Developer
4 3 (30.00%) Senior PHP Developer
4 3 (30.00%) Senior PHP Web Developer
4 3 (30.00%) Senior Web Developer
5 2 (20.00%) Java Developer
5 2 (20.00%) Java Web Developer
5 2 (20.00%) Senior Java Developer
5 2 (20.00%) Senior Java Web Developer
5 2 (20.00%) Software Engineer
6 1 (10.00%) Developer/Software Engineer
6 1 (10.00%) Development Engineer
6 1 (10.00%) Full Stack Developer
6 1 (10.00%) Mid-Level PHP Developer
6 1 (10.00%) Senior JavaScript Developer
6 1 (10.00%) Software Development Engineer
6 1 (10.00%) Web Engineer
Libraries, Frameworks & Software Standards
1 6 (60.00%) HTML
2 4 (40.00%) jQuery
3 3 (30.00%) .NET
3 3 (30.00%) AngularJS
3 3 (30.00%) CSS
3 3 (30.00%) HTML5
3 3 (30.00%) Node.js
3 3 (30.00%) RESTful
4 2 (20.00%) Ajax
5 1 (10.00%) CodeIgniter
5 1 (10.00%) Django
5 1 (10.00%) Java EE
5 1 (10.00%) JSON
5 1 (10.00%) JSP
5 1 (10.00%) LAMP
5 1 (10.00%) Laravel
5 1 (10.00%) REST
5 1 (10.00%) Ruby on Rails
5 1 (10.00%) Symfony
5 1 (10.00%) XML
Miscellaneous
1 1 (10.00%) Computer Science
1 1 (10.00%) Mobile App
1 1 (10.00%) User Experience
Operating Systems
1 4 (40.00%) Linux
2 1 (10.00%) Unix
2 1 (10.00%) Windows
Processes & Methodologies
1 5 (50.00%) Continuous Integration
2 4 (40.00%) Agile Software Development
2 4 (40.00%) Web Development
3 3 (30.00%) BDD
3 3 (30.00%) DevOps
3 3 (30.00%) Scrum
3 3 (30.00%) Service Design
3 3 (30.00%) TDD
4 2 (20.00%) Configuration Management
4 2 (20.00%) Defect Tracking
4 2 (20.00%) MVC
4 2 (20.00%) Software Engineering
4 2 (20.00%) Test Scripting
5 1 (10.00%) Logistics
5 1 (10.00%) Software Delivery
5 1 (10.00%) Visualisation
Programming Languages
1 8 (80.00%) JavaScript
2 5 (50.00%) Java
3 3 (30.00%) Perl
3 3 (30.00%) Python
4 2 (20.00%) SQL
5 1 (10.00%) Bash Shell
5 1 (10.00%) C#
5 1 (10.00%) Ruby
Qualifications
1 1 (10.00%) Computer Science Degree
1 1 (10.00%) Degree
1 1 (10.00%) Master's Degree
Vendors
1 3 (30.00%) Microsoft
1 3 (30.00%) Oracle
2 2 (20.00%) Zend