Period
to 23 November 2017

The following table provides summary statistics for contract job vacancies advertised in Bristol 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 23 November 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
South West > Bristol
6 months to
23 Nov 2017
Same period 2016 Same period 2015
Rank 111 90 88
Rank change year-on-year -21 -2 +14
Contract jobs citing Backbone.js 5 13 20
As % of all contract IT jobs advertised in Bristol 0.25% 0.76% 1.16%
As % of the Libraries, Frameworks & Software Standards category 0.89% 2.68% 4.13%
Number of daily rates quoted 1 12 17
Bristol median daily rate £375 £338 £400
Median daily rate % change year-on-year +11.11% -15.63% +23.08%
10th Percentile £363 £240 £320
90th Percentile £388 £350 £466
South West median daily rate £475 £350 £375
% change year-on-year +35.71% -6.67% +13.64%
Number of hourly rates quoted 0 0 0
Bristol median hourly rate - - -
South West 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 Bristol with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
Bristol
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 563 485 484
As % of all contract IT jobs advertised in Bristol 28.51% 28.48% 27.99%
Number of daily rates quoted 395 361 396
Bristol median daily rate £375 £375 £375
10th Percentile £275 £270 £270
90th Percentile £513 £525 £524
South West median daily rate £390 £375 £375
% change year-on-year +4.07% - +7.14%
Number of hourly rates quoted 4 2 4
Bristol median hourly rate £47.50 £38.25 £51.25
Median hourly rate % change year-on-year +24.18% -25.37% +7.89%
10th Percentile £22.90 £33.23 £17.18
90th Percentile £56.13 £42.68 £95.25
South West median hourly rate £45.00 £36.25 £42.50
% change year-on-year +24.14% -14.71% -

Backbone.js
Job Vacancy Trend in Bristol

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

Job vacancy trend for Backbone.js in Bristol

Backbone.js
Contractor Daily Rate Trend in Bristol

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

Contractor daily rate trend for Backbone.js in Bristol

For the 6 months to 23 November 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 Bristol region with a requirement for Backbone.js.

1 5 (100.00%) JavaScript
2 4 (80.00%) CSS
2 4 (80.00%) Software Engineering
2 4 (80.00%) HTML
3 3 (60.00%) Node.js
3 3 (60.00%) Web Development
3 3 (60.00%) jQuery
3 3 (60.00%) Ember.js
3 3 (60.00%) AngularJS
3 3 (60.00%) React
4 2 (40.00%) HTML5
4 2 (40.00%) Sass
4 2 (40.00%) Unit Testing
4 2 (40.00%) CSS3
4 2 (40.00%) Git (software)
4 2 (40.00%) MVC
5 1 (20.00%) Law
5 1 (20.00%) Hibernate
5 1 (20.00%) Web Design
5 1 (20.00%) Agile Software Development
5 1 (20.00%) Spring
5 1 (20.00%) Web Services
5 1 (20.00%) OO
5 1 (20.00%) SQL
5 1 (20.00%) .NET
5 1 (20.00%) JUnit
5 1 (20.00%) Amazon AWS
5 1 (20.00%) Java
5 1 (20.00%) KnockoutJS
5 1 (20.00%) Responsive Web Design

Backbone.js
Co-occurring IT Skills in Bristol 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:

Cloud Services
1 1 (20.00%) Amazon AWS
Development Applications
1 2 (40.00%) Git (software)
2 1 (20.00%) Grunt
2 1 (20.00%) gulp
2 1 (20.00%) JUnit
2 1 (20.00%) Mockito
2 1 (20.00%) Moq
2 1 (20.00%) webpack
General
1 1 (20.00%) Law
Job Titles
1 4 (80.00%) Developer
1 4 (80.00%) JavaScript Developer
2 1 (20.00%) CSS Developer
2 1 (20.00%) HTML CSS Developer
2 1 (20.00%) HTML Developer
2 1 (20.00%) Software Engineer
2 1 (20.00%) UI Developer
Libraries, Frameworks & Software Standards
1 4 (80.00%) CSS
1 4 (80.00%) HTML
2 3 (60.00%) AngularJS
2 3 (60.00%) Ember.js
2 3 (60.00%) jQuery
2 3 (60.00%) Node.js
2 3 (60.00%) React
3 2 (40.00%) CSS3
3 2 (40.00%) HTML5
3 2 (40.00%) Sass
4 1 (20.00%) .NET
4 1 (20.00%) Hibernate
4 1 (20.00%) Java EE
4 1 (20.00%) KnockoutJS
4 1 (20.00%) LESS
4 1 (20.00%) Spring
4 1 (20.00%) WCF
4 1 (20.00%) Web Services
4 1 (20.00%) WPF
Miscellaneous
1 1 (20.00%) User Experience
Operating Systems
1 1 (20.00%) Android
Processes & Methodologies
1 4 (80.00%) Software Engineering
2 3 (60.00%) Web Development
3 2 (40.00%) MVC
3 2 (40.00%) Unit Testing
4 1 (20.00%) Agile Software Development
4 1 (20.00%) Continuous Integration
4 1 (20.00%) Front End Development
4 1 (20.00%) Functional Programming
4 1 (20.00%) OO
4 1 (20.00%) Responsive Web Design
4 1 (20.00%) Web Design
Programming Languages
1 5 (100.00%) JavaScript
2 1 (20.00%) C#
2 1 (20.00%) Java
2 1 (20.00%) SQL