The following table provides summary statistics for contract job vacancies advertised in Manchester 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 30 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.

Backbone.js
North West / Manchester
3 months to
30 Mar 2017
Same period 2016 Same period 2015
Rank 82 85 84
Rank change year-on-year +3 -1  
Contract jobs citing Backbone.js 5 17 13
As % of all contract IT jobs advertised in Manchester 0.38% 0.95% 0.80%
As % of the Libraries, Frameworks & Software Standards category 1.07% 3.42% 3.34%
Number of daily rates quoted 0 2 8
Median daily rate - £363 £325
Median daily rate % change year-on-year - +11.53%  
UK excluding London median daily rate £375 £328 £375
% change year-on-year +14.50% -12.66%  
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 Manchester with a requirement for industry standards, technical specifications and software library and framework skills.

Contract Software Library & Framework Skills
Manchester
Contract job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 469 497 389
As % of all contract IT job vacancies advertised in Manchester 35.42% 27.66% 23.97%
Number of daily rates quoted 313 325 243
Median daily rate £375 £370 £325
Median daily rate % change year-on-year +1.35% +13.84%  
90% offered a daily rate of more than £285 £291 £263
10% offered a daily rate of more than £450 £475 £450
UK excluding London median daily rate £375 £363 £350
% change year-on-year +3.44% +3.57%  
Number of hourly rates quoted 13 3 3
Median hourly rate £40.00 £36.25 £37.50
Median hourly rate % change year-on-year +10.34% -3.33%  
90% offered a hourly rate of more than £35.00 £17.30 £32.50
10% offered a hourly rate of more than £42.50 £40.00 £42.50
UK excluding London median hourly rate £41.00 £38.00 £36.00
% change year-on-year +7.89% +5.55%  

Backbone.js
Job Vacancy Trend in Manchester

The job posting trend of jobs advertised in Manchester 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 Manchester

Backbone.js
Contractor Daily Rate Trend in Manchester

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

Contractor daily rate trend for Backbone.js in Manchester

For the 6 months to 30 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 Manchester region with a requirement for Backbone.js.

1 18 (100.00%) JavaScript
1 18 (100.00%) AngularJS
2 17 (94.44%) HTML
2 17 (94.44%) CSS
3 14 (77.78%) HTML5
3 14 (77.78%) CSS3
4 13 (72.22%) Front End Development
5 12 (66.67%) React
5 12 (66.67%) RESTful
6 10 (55.56%) Web Design
6 10 (55.56%) Responsive Web Design
7 8 (44.44%) Analytical Skills
8 7 (38.89%) Analytics
8 7 (38.89%) Data Analytics
8 7 (38.89%) MongoDB
8 7 (38.89%) TDD
8 7 (38.89%) OO
9 6 (33.33%) jQuery
9 6 (33.33%) Apache Cordova
10 5 (27.78%) Ionic Framework
10 5 (27.78%) User Experience
11 4 (22.22%) Mobile Development
11 4 (22.22%) Mobile App
11 4 (22.22%) Node.js
11 4 (22.22%) Sass
11 4 (22.22%) LESS
11 4 (22.22%) KnockoutJS
11 4 (22.22%) JSON
11 4 (22.22%) Git (software)
11 4 (22.22%) PHP

Backbone.js
Co-occurring IT Skills in Manchester 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 (5.56%) Joomla!
1 1 (5.56%) WordPress
Applications
1 2 (11.11%) InVision
Business Applications
1 1 (5.56%) Magento
Cloud Services
1 2 (11.11%) Cloud Computing
1 2 (11.11%) Microsoft Azure
1 2 (11.11%) PaaS
1 2 (11.11%) SaaS
Database & Business Intelligence
1 7 (38.89%) MongoDB
2 2 (11.11%) RDBMS
2 2 (11.11%) Relational Database
2 2 (11.11%) SQL Server
Development Applications
1 4 (22.22%) Git (software)
2 2 (11.11%) Axure RP
2 2 (11.11%) Grunt
2 2 (11.11%) gulp
2 2 (11.11%) JUnit
2 2 (11.11%) Mercurial
2 2 (11.11%) Subversion
General
1 2 (11.11%) Banking
1 2 (11.11%) Finance
2 1 (5.56%) Retail
Job Titles
1 18 (100.00%) Developer
2 9 (50.00%) JavaScript Developer
3 6 (33.33%) Front End Developer (Client-Side Developer)
4 3 (16.67%) UI Developer
5 2 (11.11%) Architect
5 2 (11.11%) Full Stack Developer
5 2 (11.11%) Java Developer
5 2 (11.11%) Senior Architect
5 2 (11.11%) Senior Developer
5 2 (11.11%) Senior Full Stack Developer
6 1 (5.56%) .NET Developer
6 1 (5.56%) C# .NET Developer
6 1 (5.56%) C# Architect
6 1 (5.56%) C# Developer
6 1 (5.56%) HTML CSS Developer
6 1 (5.56%) HTML Developer
6 1 (5.56%) Senior .NET Developer
6 1 (5.56%) Senior C# .NET Developer
6 1 (5.56%) Senior C# Developer
6 1 (5.56%) Senior JavaScript Developer
Libraries, Frameworks & Software Standards
1 18 (100.00%) AngularJS
2 17 (94.44%) CSS
2 17 (94.44%) HTML
3 14 (77.78%) CSS3
3 14 (77.78%) HTML5
4 12 (66.67%) React
4 12 (66.67%) RESTful
5 6 (33.33%) Apache Cordova
5 6 (33.33%) jQuery
6 5 (27.78%) Ionic Framework
7 4 (22.22%) JSON
7 4 (22.22%) KnockoutJS
7 4 (22.22%) LESS
7 4 (22.22%) Node.js
7 4 (22.22%) Sass
8 3 (16.67%) Underscore.js
9 2 (11.11%) Durandal
9 2 (11.11%) Ember.js
9 2 (11.11%) Express
9 2 (11.11%) Twitter Bootstrap
Miscellaneous
1 8 (44.44%) Analytical Skills
2 5 (27.78%) User Experience
3 4 (22.22%) Mobile App
4 2 (11.11%) Data Structures
4 2 (11.11%) Fintech
Processes & Methodologies
1 13 (72.22%) Front End Development
2 10 (55.56%) Responsive Web Design
2 10 (55.56%) Web Design
3 7 (38.89%) Analytics
3 7 (38.89%) Data Analytics
3 7 (38.89%) OO
3 7 (38.89%) TDD
4 4 (22.22%) Mobile Development
5 3 (16.67%) Agile Software Development
5 3 (16.67%) BDD
5 3 (16.67%) Data Analysis
5 3 (16.67%) Mobile Application Development
6 2 (11.11%) Automated Testing
6 2 (11.11%) Data Migration
6 2 (11.11%) Data Protection
6 2 (11.11%) E-Commerce
6 2 (11.11%) Enterprise Architecture
6 2 (11.11%) Migration
6 2 (11.11%) Software Engineering
6 2 (11.11%) Unit Testing
Programming Languages
1 18 (100.00%) JavaScript
2 4 (22.22%) Java
2 4 (22.22%) PHP
3 2 (11.11%) C#
3 2 (11.11%) Python
3 2 (11.11%) Ruby
3 2 (11.11%) SQL
3 2 (11.11%) TypeScript
Vendors
1 2 (11.11%) Adobe
1 2 (11.11%) Oracle
1 2 (11.11%) Perforce