The following table provides summary statistics for contract job vacancies advertised in London with a requirement for Firebug skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Firebug over the 3 months to 24 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.

Firebug
England / London
3 months to
24 Jun 2017
Same period 2016 Same period 2015
Rank 411 420 421
Rank change year-on-year +9 +1  
Contract jobs citing Firebug 1 8 1
As % of all contract IT jobs advertised in London 0.005% 0.037% 0.004%
As % of the Development Applications category 0.026% 0.21% 0.030%
Number of daily rates quoted 1 4 1
Median daily rate £525 £438 £325
Median daily rate % change year-on-year +20.00% +34.61%  
UK excluding London median daily rate - - £325
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

Firebug is in the development application skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in London with a requirement for development application skills.

Contract Development Application Skills
London
Contract job vacancies with a requirement for development application skills 3831 3757 3282
As % of all contract IT job vacancies advertised in London 18.74% 17.33% 14.03%
Number of daily rates quoted 2800 2818 2356
Median daily rate £488 £450 £425
Median daily rate % change year-on-year +8.33% +5.88%  
90% offered a daily rate of more than £350 £338 £313
10% offered a daily rate of more than £600 £600 £575
UK excluding London median daily rate £413 £400 £363
% change year-on-year +3.12% +10.34%  
Number of hourly rates quoted 20 7 17
Median hourly rate £40.00 £43.75 £30.00
Median hourly rate % change year-on-year -8.57% +45.83%  
90% offered a hourly rate of more than £31.50 £42.10 £22.18
10% offered a hourly rate of more than £53.88 £104.35 £45.00
UK excluding London median hourly rate £43.25 £42.13 £37.00
% change year-on-year +2.67% +13.85%  

Firebug
Job Vacancy Trend in London

The job posting trend of jobs advertised in London citing Firebug as a proportion of all contract or permanent IT jobs with a match in the Development Applications category.

Job vacancy trend for Firebug in London

Firebug
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for Firebug in London

For the 6 months to 24 June 2017, IT contractor jobs citing Firebug 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 London region with a requirement for Firebug.

1 3 (75.00%) HTML
1 3 (75.00%) JavaScript
1 3 (75.00%) CSS
1 3 (75.00%) Agile Software Development
1 3 (75.00%) Adobe
1 3 (75.00%) Node.js
1 3 (75.00%) CSS3
1 3 (75.00%) Sass
1 3 (75.00%) LESS
1 3 (75.00%) Grunt
1 3 (75.00%) HTML5
1 3 (75.00%) Wireframes
2 2 (50.00%) Microsoft
2 2 (50.00%) Web Components
2 2 (50.00%) API Design
2 2 (50.00%) AngularJS
2 2 (50.00%) Twitter Bootstrap
2 2 (50.00%) RESTful
2 2 (50.00%) Degree
2 2 (50.00%) TDD
2 2 (50.00%) OO
2 2 (50.00%) Photoshop
2 2 (50.00%) Visual Studio
3 1 (25.00%) ECMAScript
3 1 (25.00%) DOM
3 1 (25.00%) OOP
3 1 (25.00%) Banking
3 1 (25.00%) Ajax
3 1 (25.00%) Smartphone
3 1 (25.00%) Workflow

Firebug
Co-occurring IT Skills in 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:

Application Platforms
1 1 (25.00%) Adobe Experience Manager
Applications
1 2 (50.00%) Photoshop
Development Applications
1 3 (75.00%) Grunt
2 2 (50.00%) Visual Studio
3 1 (25.00%) Fiddler
3 1 (25.00%) gulp
3 1 (25.00%) PostCSS
General
1 1 (25.00%) Banking
Job Titles
1 3 (75.00%) Developer
1 3 (75.00%) UI Developer
2 1 (25.00%) QA Tester
2 1 (25.00%) Tester
2 1 (25.00%) Web Tester
Libraries, Frameworks & Software Standards
1 3 (75.00%) CSS
1 3 (75.00%) CSS3
1 3 (75.00%) HTML
1 3 (75.00%) HTML5
1 3 (75.00%) LESS
1 3 (75.00%) Node.js
1 3 (75.00%) Sass
2 2 (50.00%) AngularJS
2 2 (50.00%) RESTful
2 2 (50.00%) Twitter Bootstrap
2 2 (50.00%) Web Components
3 1 (25.00%) Ajax
3 1 (25.00%) DOM
3 1 (25.00%) jQuery
3 1 (25.00%) JSON
Miscellaneous
1 1 (25.00%) Mobile App
1 1 (25.00%) Smartphone
1 1 (25.00%) User Experience
Processes & Methodologies
1 3 (75.00%) Agile Software Development
1 3 (75.00%) Wireframes
2 2 (50.00%) API Design
2 2 (50.00%) OO
2 2 (50.00%) TDD
3 1 (25.00%) Digital Transformation Programme
3 1 (25.00%) DOM Manipulation/Scripting
3 1 (25.00%) Functional Testing
3 1 (25.00%) Mobile First
3 1 (25.00%) OOP
3 1 (25.00%) Progressive Enhancement
3 1 (25.00%) Responsive Web Design
3 1 (25.00%) Test Scripting
3 1 (25.00%) Web Design
3 1 (25.00%) Workflow
Programming Languages
1 3 (75.00%) JavaScript
2 1 (25.00%) ECMAScript
Qualifications
1 2 (50.00%) Degree
Quality Assurance & Compliance
1 1 (25.00%) QA
Vendors
1 3 (75.00%) Adobe
2 2 (50.00%) Microsoft