Period
to 10 December 2017

The following table provides summary statistics for contract job vacancies advertised in Leeds 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 6 months to 10 December 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
6 months to
10 Dec 2017
Same period 2016 Same period 2015
Rank 137 122 155
Rank change year-on-year -15 +33 -38
Contract jobs citing Backbone.js 1 25 9
As % of all contract IT jobs advertised in Leeds 0.045% 0.97% 0.27%
As % of the Libraries, Frameworks & Software Standards category 0.13% 2.53% 0.80%
Number of daily rates quoted 1 16 9
Leeds median daily rate £725 £410 £400
Median daily rate % change year-on-year +76.83% +2.50% +33.33%
10th Percentile £713 £319 £377
90th Percentile £738 £438 £500
West Yorkshire median daily rate £400 £400 £400
Number of hourly rates quoted 0 0 0
Leeds median hourly rate - - -
West Yorkshire median hourly rate - - -

Backbone.js is in the Software Libraries and Frameworks category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Leeds with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
Leeds
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 796 987 1126
As % of all contract IT jobs advertised in Leeds 35.44% 38.23% 34.16%
Number of daily rates quoted 615 697 775
Leeds median daily rate £408 £420 £375
Median daily rate % change year-on-year -2.98% +12.00% +9.89%
10th Percentile £299 £300 £281
90th Percentile £525 £538 £530
West Yorkshire median daily rate £409 £400 £375
% change year-on-year +2.19% +6.67% +7.14%
Number of hourly rates quoted 0 3 11
Leeds median hourly rate - £13.50 £25.00
Median hourly rate % change year-on-year - -46.00% -50.00%
West Yorkshire median hourly rate - £13.50 £23.00
% change year-on-year - -41.30% -36.99%

Backbone.js
Job Vacancy Trend in Leeds

Job postings citing Backbone.js as a percentage of all IT jobs advertised in Leeds.

Job vacancy trend for Backbone.js in Leeds

Backbone.js
Contractor Daily Rate Trend in Leeds

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

Contractor daily rate trend for Backbone.js in Leeds

For the 6 months to 10 December 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 Leeds region with a requirement for Backbone.js.

1 1 (100.00%) HTML
1 1 (100.00%) XML
1 1 (100.00%) Unix
1 1 (100.00%) Apache
1 1 (100.00%) Tomcat
1 1 (100.00%) Python
1 1 (100.00%) Shell Script
1 1 (100.00%) Banking
1 1 (100.00%) Spring
1 1 (100.00%) Software Engineering
1 1 (100.00%) Retail Banking
1 1 (100.00%) Release Management
1 1 (100.00%) Open Source
1 1 (100.00%) HTML5
1 1 (100.00%) NoSQL
1 1 (100.00%) Kafka
1 1 (100.00%) AngularJS
1 1 (100.00%) MyBatis

Backbone.js
Co-occurring IT Skills in Leeds 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 (100.00%) Apache
1 1 (100.00%) Tomcat
Database & Business Intelligence
1 1 (100.00%) NoSQL
General
1 1 (100.00%) Banking
1 1 (100.00%) Retail Banking
Job Titles
1 1 (100.00%) Messaging Engineer
1 1 (100.00%) Platform Engineer
Libraries, Frameworks & Software Standards
1 1 (100.00%) AngularJS
1 1 (100.00%) HTML
1 1 (100.00%) HTML5
1 1 (100.00%) Kafka
1 1 (100.00%) MyBatis
1 1 (100.00%) Spring
1 1 (100.00%) XML
Operating Systems
1 1 (100.00%) Unix
Processes & Methodologies
1 1 (100.00%) Open Source
1 1 (100.00%) Release Management
1 1 (100.00%) Software Engineering
Programming Languages
1 1 (100.00%) Python
1 1 (100.00%) Shell Script