Period
to 20 November 2017

The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for Progressive Enhancement skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Progressive Enhancement over the 6 months to 20 November 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.

Progressive Enhancement
Central London > City of London
6 months to
20 Nov 2017
Same period 2016 Same period 2015
Rank 241 218 255
Rank change year-on-year -23 +37 +37
Contract jobs citing Progressive Enhancement 5 30 17
As % of all contract IT jobs advertised in the City of London 0.071% 0.45% 0.19%
As % of the Processes & Methodologies category 0.080% 0.52% 0.22%
Number of daily rates quoted 4 29 15
City of London median daily rate £450 £525 £550
Median daily rate % change year-on-year -14.29% -4.55% +46.67%
10th Percentile £361 £369 £438
90th Percentile £538 £575 £638
Central London median daily rate £375 £525 £525
% change year-on-year -28.57% - +32.91%
Number of hourly rates quoted 0 0 0
City of London median hourly rate - - -
Central London median hourly rate - - -

Progressive Enhancement is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in the City of London with a requirement for process or methodology skills.

All Process and Methodology Skills
City of London
Contract vacancies with a requirement for process or methodology skills 6257 5765 7677
As % of all contract IT jobs advertised in the City of London 88.28% 87.41% 83.98%
Number of daily rates quoted 4969 4616 6106
City of London median daily rate £513 £475 £465
Median daily rate % change year-on-year +7.89% +2.15% +3.33%
10th Percentile £325 £313 £288
90th Percentile £688 £664 £650
Central London median daily rate £500 £475 £455
% change year-on-year +5.26% +4.40% +1.11%
Number of hourly rates quoted 59 53 74
City of London median hourly rate £20.00 £20.00 £21.13
Median hourly rate % change year-on-year - -5.33% +11.18%
10th Percentile £13.34 £13.75 £10.91
90th Percentile £30.90 £54.03 £45.15
Central London median hourly rate £20.25 £19.46 £21.00
% change year-on-year +4.06% -7.33% +16.73%

Progressive Enhancement
Job Vacancy Trend in the City of London

Job postings citing Progressive Enhancement as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for Progressive Enhancement in the City of London

Progressive Enhancement
Contractor Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Progressive Enhancement in the City of London.

Contractor daily rate trend for Progressive Enhancement in the City of London

Progressive Enhancement
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Progressive Enhancement in the City of London over the 6 months to 20 November 2017.

Contractor daily rate histogram for Progressive Enhancement in the City of London

For the 6 months to 20 November 2017, IT contractor jobs citing Progressive Enhancement 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 City of London region with a requirement for Progressive Enhancement.

1 4 (80.00%) Agile Software Development
1 4 (80.00%) Git (software)
2 3 (60.00%) Sass
2 3 (60.00%) Unit Testing
2 3 (60.00%) Continuous Integration
2 3 (60.00%) MongoDB
2 3 (60.00%) JavaScript
2 3 (60.00%) MySQL
3 2 (40.00%) CSS
3 2 (40.00%) SOAP
3 2 (40.00%) Web Services
3 2 (40.00%) HTML
3 2 (40.00%) SQL
3 2 (40.00%) Scrum
3 2 (40.00%) Cocoa
3 2 (40.00%) Objective-C
3 2 (40.00%) Azure SQL Database
3 2 (40.00%) Apple iOS
3 2 (40.00%) Node.js
3 2 (40.00%) REST
3 2 (40.00%) TDD
3 2 (40.00%) Software Engineering
3 2 (40.00%) HTML5
3 2 (40.00%) Test Automation
3 2 (40.00%) RESTful
3 2 (40.00%) CouchDB
3 2 (40.00%) Microsoft Azure
3 2 (40.00%) Cocoa Touch
3 2 (40.00%) Mobile App
3 2 (40.00%) iOS Development

Progressive Enhancement
Co-occurring IT Skills in the City of London 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:

Cloud Services
1 2 (40.00%) Microsoft Azure
1 2 (40.00%) TestFlight
2 1 (20.00%) npm
Database & Business Intelligence
1 3 (60.00%) MongoDB
1 3 (60.00%) MySQL
2 2 (40.00%) Azure SQL Database
2 2 (40.00%) CouchDB
2 2 (40.00%) SQLite
Development Applications
1 4 (80.00%) Git (software)
2 2 (40.00%) gulp
3 1 (20.00%) Cucumber
3 1 (20.00%) Jasmine
3 1 (20.00%) Jenkins
3 1 (20.00%) Karma Test Runner
3 1 (20.00%) Selenium
3 1 (20.00%) WebDriver
General
1 1 (20.00%) Digital Economy
1 1 (20.00%) Marketing
Job Titles
1 5 (100.00%) Developer
2 3 (60.00%) Senior Developer
3 2 (40.00%) iOS Developer
3 2 (40.00%) Senior iOS Developer
4 1 (20.00%) Applications Developer
4 1 (20.00%) JavaScript Developer
4 1 (20.00%) PHP Developer
4 1 (20.00%) Senior JavaScript Developer
4 1 (20.00%) Web Applications Developer
4 1 (20.00%) Web Developer
Libraries, Frameworks & Software Standards
1 3 (60.00%) Sass
2 2 (40.00%) Cocoa
2 2 (40.00%) Cocoa Touch
2 2 (40.00%) CSS
2 2 (40.00%) HTML
2 2 (40.00%) HTML5
2 2 (40.00%) Node.js
2 2 (40.00%) REST
2 2 (40.00%) RESTful
2 2 (40.00%) SOAP
2 2 (40.00%) Web Services
3 1 (20.00%) AngularJS
3 1 (20.00%) CSS3
3 1 (20.00%) LESS
3 1 (20.00%) React
3 1 (20.00%) Twitter Bootstrap
Miscellaneous
1 2 (40.00%) Mobile App
2 1 (20.00%) User Experience
Operating Systems
1 2 (40.00%) Apple iOS
2 1 (20.00%) Linux
Processes & Methodologies
1 4 (80.00%) Agile Software Development
2 3 (60.00%) Continuous Integration
2 3 (60.00%) Unit Testing
3 2 (40.00%) Adaptive Web Design
3 2 (40.00%) iOS Development
3 2 (40.00%) Scrum
3 2 (40.00%) Software Engineering
3 2 (40.00%) TDD
3 2 (40.00%) Test Automation
4 1 (20.00%) Dependency Management
4 1 (20.00%) Front End Development
4 1 (20.00%) MVC
4 1 (20.00%) OO
4 1 (20.00%) OOD
4 1 (20.00%) Pair Programming
4 1 (20.00%) Responsive Web Design
4 1 (20.00%) Web Development
Programming Languages
1 3 (60.00%) JavaScript
2 2 (40.00%) Apple Swift
2 2 (40.00%) Objective-C
2 2 (40.00%) SQL
3 1 (20.00%) ES6
3 1 (20.00%) PHP