The following table provides summary statistics for contract job vacancies advertised in Yorkshire 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 23 March 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.

3 months to
23 Mar 2017
Same period 2016 Same period 2015
Backbone.js
England / Yorkshire
Rank 119 128 118
Rank change year-on-year +9 -10  
Contract jobs citing Backbone.js 7 7 17
As % of all contract IT jobs advertised in Yorkshire 0.33% 0.25% 0.65%
As % of the Libraries, Frameworks & Software Standards category 0.98% 0.82% 2.13%
Number of daily rates quoted 4 5 10
Median daily rate £375 £350 £355
Median daily rate % change year-on-year +7.14% -1.40%  
90% offered a daily rate of more than £290 £250 £257
10% offered a daily rate of more than £460 £450 £405
UK excluding London median daily rate £375 £325 £375
% change year-on-year +15.38% -13.33%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - £35.00 -

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 Yorkshire with a requirement for industry standards, technical specifications and software library and framework skills.

Contract Software Library & Framework Skills
Yorkshire
Contract job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 717 850 799
As % of all contract IT job vacancies advertised in Yorkshire 33.66% 30.31% 30.47%
Number of daily rates quoted 498 601 499
Median daily rate £375 £375 £340
Median daily rate % change year-on-year - +10.29%  
90% offered a daily rate of more than £300 £295 £250
10% offered a daily rate of more than £525 £500 £450
UK excluding London median daily rate £375 £363 £350
% change year-on-year +3.44% +3.57%  
Number of hourly rates quoted 3 7 6
Median hourly rate £22.50 £32.50 £40.00
Median hourly rate % change year-on-year -30.76% -18.75%  
UK excluding London median hourly rate £40.00 £38.00 £36.00
% change year-on-year +5.26% +5.55%  

Backbone.js
Job Vacancy Trend in Yorkshire

The job posting trend of jobs advertised in Yorkshire 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 Yorkshire

Backbone.js
Contractor Daily Rate Trend in Yorkshire

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

Contractor daily rate trend for Backbone.js in Yorkshire

Backbone.js
Contractor Daily Rate Histogram in Yorkshire

The daily rate distribution of IT jobs citing Backbone.js in Yorkshire over the 3 months to 23 March 2017.

Contractor daily rate histogram for Backbone.js in Yorkshire

Backbone.js
Contract Job Locations in Yorkshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Backbone.js within the Yorkshire region over the 3 months to 23 March 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
South Yorkshire +5 4 £425 +70.00%
West Yorkshire +4 3 £325 -23.52% 3
Backbone.js
England

Backbone.js
Top 30 Related IT Skills in Yorkshire

For the 6 months to 23 March 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 Yorkshire region with a requirement for Backbone.js.

1 26 (89.66%) HTML
1 26 (89.66%) CSS
2 19 (65.52%) Front End Development
3 18 (62.07%) JavaScript
4 16 (55.17%) RESTful
4 16 (55.17%) AngularJS
5 13 (44.83%) Laravel
5 13 (44.83%) High-Fidelity Prototypes
6 11 (37.93%) Node.js
7 10 (34.48%) Amazon AWS
7 10 (34.48%) GitHub
8 8 (27.59%) CSS3
8 8 (27.59%) HTML5
9 7 (24.14%) React
9 7 (24.14%) Java
10 6 (20.69%) Agile Software Development
10 6 (20.69%) Web Development
10 6 (20.69%) Ember.js
11 5 (17.24%) jQuery
11 5 (17.24%) Continuous Integration
11 5 (17.24%) TDD
12 4 (13.79%) OO
12 4 (13.79%) Python
12 4 (13.79%) Amazon S3
12 4 (13.79%) Git (software)
13 3 (10.34%) User Experience
13 3 (10.34%) Jasmine
13 3 (10.34%) Mocha
13 3 (10.34%) KnockoutJS
13 3 (10.34%) C#

Backbone.js
Top Related IT Skills in Yorkshire 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 3 (10.34%) WordPress
2 2 (6.90%) CMS
3 1 (3.45%) Apache
3 1 (3.45%) Cloud Foundry
3 1 (3.45%) Drupal
3 1 (3.45%) nginx
3 1 (3.45%) Oracle SOA Suite
3 1 (3.45%) SharePoint
3 1 (3.45%) SharePoint 2010
3 1 (3.45%) Tornado
Applications
1 2 (6.90%) Photoshop
2 1 (3.45%) MS PowerPoint
2 1 (3.45%) MS Visio
Cloud Services
1 10 (34.48%) Amazon AWS
1 10 (34.48%) GitHub
2 4 (13.79%) Amazon S3
3 2 (6.90%) Microsoft Azure
4 1 (3.45%) Google Cloud Platform
4 1 (3.45%) Office 365
Communications & Networking
1 1 (3.45%) HTTP
1 1 (3.45%) Internet
Database & Business Intelligence
1 2 (6.90%) MongoDB
2 1 (3.45%) CouchDB
2 1 (3.45%) MySQL
2 1 (3.45%) PerformancePoint
2 1 (3.45%) Power BI
2 1 (3.45%) Redis
2 1 (3.45%) Relational Database
2 1 (3.45%) SQL Server
Development Applications
1 4 (13.79%) Git (software)
2 3 (10.34%) Jasmine
2 3 (10.34%) Mocha
2 3 (10.34%) Protractor
3 2 (6.90%) Babel
3 2 (6.90%) Grunt
3 2 (6.90%) gulp
3 2 (6.90%) Selenium
3 2 (6.90%) webpack
4 1 (3.45%) Hudson
4 1 (3.45%) Jenkins
4 1 (3.45%) JIRA
4 1 (3.45%) Karma Test Runner
4 1 (3.45%) Maven
4 1 (3.45%) Mercurial
4 1 (3.45%) Subversion
4 1 (3.45%) Team Foundation Server
4 1 (3.45%) TeamCity
4 1 (3.45%) Visual Studio
4 1 (3.45%) VSS/SourceSafe
General
1 1 (3.45%) Advertising
1 1 (3.45%) Banking
Job Titles
1 28 (96.55%) Developer
2 17 (58.62%) Front End Developer (Client-Side Developer)
3 6 (20.69%) JavaScript Developer
4 4 (13.79%) AWS Developer
4 4 (13.79%) Web Developer
5 2 (6.90%) Full Stack Developer
5 2 (6.90%) Java Developer
5 2 (6.90%) Junior
5 2 (6.90%) Junior Developer
5 2 (6.90%) Junior Front End Developer (Client-Side Developer)
5 2 (6.90%) UI Developer
6 1 (3.45%) Architect
6 1 (3.45%) Front End Web Developer (Client-Side Developer)
6 1 (3.45%) PHP Developer
6 1 (3.45%) Ruby Developer
6 1 (3.45%) SharePoint Developer
6 1 (3.45%) Solutions Architect
6 1 (3.45%) Technical Architect
6 1 (3.45%) Technical Solutions Architect
Libraries, Frameworks & Software Standards
1 26 (89.66%) CSS
1 26 (89.66%) HTML
2 16 (55.17%) AngularJS
2 16 (55.17%) RESTful
3 13 (44.83%) Laravel
4 11 (37.93%) Node.js
5 8 (27.59%) CSS3
5 8 (27.59%) HTML5
6 7 (24.14%) React
7 6 (20.69%) Ember.js
8 5 (17.24%) jQuery
9 3 (10.34%) KnockoutJS
9 3 (10.34%) Web Services
10 2 (6.90%) Grails
10 2 (6.90%) Redux
10 2 (6.90%) REST
10 2 (6.90%) Spring
10 2 (6.90%) Spring MVC
10 2 (6.90%) Twitter Bootstrap
10 2 (6.90%) XHTML
Miscellaneous
1 3 (10.34%) User Experience
2 2 (6.90%) Analytical Skills
2 2 (6.90%) Data Structures
3 1 (3.45%) Algorithms
3 1 (3.45%) Computer Science
3 1 (3.45%) RIA
Operating Systems
1 1 (3.45%) Windows
Processes & Methodologies
1 19 (65.52%) Front End Development
2 13 (44.83%) High-Fidelity Prototypes
3 6 (20.69%) Agile Software Development
3 6 (20.69%) Web Development
4 5 (17.24%) Continuous Integration
4 5 (17.24%) TDD
5 4 (13.79%) OO
6 3 (10.34%) MVC
7 2 (6.90%) E-Commerce
7 2 (6.90%) Performance Optimisation
7 2 (6.90%) SOA
7 2 (6.90%) Web Design
8 1 (3.45%) Automated Testing
8 1 (3.45%) Business Intelligence
8 1 (3.45%) Continuous Deployment
8 1 (3.45%) Isomorphic Development
8 1 (3.45%) Isomorphic JavaScript
8 1 (3.45%) OOP
8 1 (3.45%) Pair Programming
8 1 (3.45%) Process Management
Programming Languages
1 18 (62.07%) JavaScript
2 7 (24.14%) Java
3 4 (13.79%) Python
4 3 (10.34%) C#
5 2 (6.90%) PHP
5 2 (6.90%) Ruby
6 1 (3.45%) ES6
Qualifications
1 1 (3.45%) BC Cleared
1 1 (3.45%) Security Cleared
Quality Assurance & Compliance
1 1 (3.45%) Disclosure Scotland
Vendors
1 1 (3.45%) Google
1 1 (3.45%) IBM
1 1 (3.45%) Microsoft
1 1 (3.45%) MuleSoft
1 1 (3.45%) Oracle
1 1 (3.45%) TIBCO
1 1 (3.45%) Zend