The following table provides summary statistics for contract job vacancies advertised in Staines with a requirement for Backbone.js skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Backbone.js over the 3 months to 25 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.

Backbone.js
Surrey / Staines
3 months to
25 Jun 2017
Same period 2016 Same period 2015
Rank - 24 21
Contract jobs citing Backbone.js 0 6 3
As % of all contract IT jobs advertised in Staines - 3.90% 2.01%
As % of the Libraries, Frameworks & Software Standards category - 12.00% 10.34%
Number of daily rates quoted 0 0 0
Median daily rate - - -
UK excluding London median daily rate £360 £375 £375
% change year-on-year -4.00% -  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

Backbone.js is in the industry standards, technical specifications and software library and framework skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Staines with a requirement for industry standards, technical specifications and software library and framework skills.

Contract Software Library & Framework Skills
Staines
Contract job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 31 50 29
As % of all contract IT job vacancies advertised in Staines 31.63% 32.47% 19.46%
Number of daily rates quoted 16 20 4
Median daily rate £469 £563 £295
Median daily rate % change year-on-year -16.66% +90.67%  
UK excluding London median daily rate £400 £375 £350
% change year-on-year +6.66% +7.14%  
Number of hourly rates quoted 1 3 0
Median hourly rate £45.00 £40.00 -
Median hourly rate % change year-on-year +12.50% -  
UK excluding London median hourly rate £42.50 £36.00 £40.00
% change year-on-year +18.05% -10.00%  

Backbone.js
Job Vacancy Trend in Staines

The job posting trend of jobs advertised in Staines citing Backbone.js as a proportion of all contract or permanent IT jobs with a match in the Libraries, Frameworks & Software Standards category.

Job vacancy trend for Backbone.js in Staines

Backbone.js
Contractor Daily Rate Trend in Staines

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Backbone.js in Staines.

Contractor daily rate trend for Backbone.js in Staines

For the 6 months to 25 June 2017, IT contractor jobs citing Backbone.js 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 Staines region with a requirement for Backbone.js.

1 6 (100.00%) JavaScript
1 6 (100.00%) Ember.js
1 6 (100.00%) AngularJS
2 5 (83.33%) Front End Development
3 3 (50.00%) Polymer
3 3 (50.00%) HTML
3 3 (50.00%) Durandal
3 3 (50.00%) React
3 3 (50.00%) CSS
3 3 (50.00%) KnockoutJS
3 3 (50.00%) Agile Software Development
3 3 (50.00%) TDD
4 2 (33.33%) Continuous Improvement
5 1 (16.67%) Adobe Experience Manager
5 1 (16.67%) Adobe

Backbone.js
Co-occurring IT Skills in Staines 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 (16.67%) Adobe Experience Manager
Job Titles
1 6 (100.00%) Developer
2 3 (50.00%) Front End Developer (Client-Side Developer)
2 3 (50.00%) JavaScript Developer
Libraries, Frameworks & Software Standards
1 6 (100.00%) AngularJS
1 6 (100.00%) Ember.js
2 3 (50.00%) CSS
2 3 (50.00%) Durandal
2 3 (50.00%) HTML
2 3 (50.00%) KnockoutJS
2 3 (50.00%) Polymer
2 3 (50.00%) React
Processes & Methodologies
1 5 (83.33%) Front End Development
2 3 (50.00%) Agile Software Development
2 3 (50.00%) TDD
3 2 (33.33%) Continuous Improvement
Programming Languages
1 6 (100.00%) JavaScript
Vendors
1 1 (16.67%) Adobe