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 3 months to 25 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
25 Mar 2017
Same period 2016 Same period 2015
Backbone.js
South West / Bristol
Rank 66 61 59
Rank change year-on-year -5 -2  
Contract jobs citing Backbone.js 4 11 13
As % of all contract IT jobs advertised in Bristol 0.49% 1.22% 1.55%
As % of the Libraries, Frameworks & Software Standards category 1.72% 5.47% 6.77%
Number of daily rates quoted 2 7 9
Median daily rate £314 £320 £425
Median daily rate % change year-on-year -1.95% -24.70%  
90% offered a daily rate of more than £309 £275 £320
10% offered a daily rate of more than £319 £475 £430
UK excluding London median daily rate £375 £328 £375
% change year-on-year +14.50% -12.66%  
Number of hourly rates quoted 0 2 0
Median hourly rate - £33.00 -
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 Bristol with a requirement for industry standards, technical specifications and software library and framework skills.

Contract Software Library & Framework Skills
Bristol
Contract job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 232 201 192
As % of all contract IT job vacancies advertised in Bristol 28.19% 22.21% 22.88%
Number of daily rates quoted 154 140 138
Median daily rate £400 £375 £375
Median daily rate % change year-on-year +6.66% -  
90% offered a daily rate of more than £300 £320 £300
10% offered a daily rate of more than £475 £413 £450
UK excluding London median daily rate £375 £363 £350
% change year-on-year +3.44% +3.57%  
Number of hourly rates quoted 5 12 1
Median hourly rate £41.75 £35.00 £40.00
Median hourly rate % change year-on-year +19.28% -12.50%  
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 Bristol

The job posting trend of jobs advertised in Bristol 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 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

Backbone.js
Top 30 Related IT Skills in Bristol

For the 6 months to 25 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 Bristol region with a requirement for Backbone.js.

1 9 (90.00%) AngularJS
2 7 (70.00%) Front End Development
2 7 (70.00%) JavaScript
2 7 (70.00%) HTML
2 7 (70.00%) CSS
2 7 (70.00%) Scrum
2 7 (70.00%) Agile Software Development
3 6 (60.00%) HTML5
3 6 (60.00%) CSS3
4 5 (50.00%) Ajax
4 5 (50.00%) jQuery
5 4 (40.00%) SAP Oil and Gas
5 4 (40.00%) Marketing
5 4 (40.00%) Programme Management
5 4 (40.00%) Business Intelligence
5 4 (40.00%) Electronics
5 4 (40.00%) Telecoms
5 4 (40.00%) Finance
5 4 (40.00%) Manufacturing
5 4 (40.00%) XHTML
5 4 (40.00%) C#
5 4 (40.00%) SAP
5 4 (40.00%) Node.js
5 4 (40.00%) Git (software)
5 4 (40.00%) Digital Marketing
5 4 (40.00%) Performance Optimisation
5 4 (40.00%) User Experience
5 4 (40.00%) Ember.js
5 4 (40.00%) KnockoutJS
6 3 (30.00%) Coaching

Backbone.js
Top Related 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:

Application Platforms
1 1 (10.00%) Oracle Service Bus
1 1 (10.00%) Oracle SOA Suite
1 1 (10.00%) WebLogic
Business Applications
1 4 (40.00%) SAP Oil and Gas
2 1 (10.00%) Oracle BPM
Communications & Networking
1 1 (10.00%) HTTP
Database & Business Intelligence
1 2 (20.00%) NoSQL
Development Applications
1 4 (40.00%) Git (software)
General
1 4 (40.00%) Electronics
1 4 (40.00%) Finance
1 4 (40.00%) Manufacturing
1 4 (40.00%) Marketing
1 4 (40.00%) Telecoms
2 2 (20.00%) Advertising
2 2 (20.00%) Games
Job Titles
1 7 (70.00%) Developer
2 6 (60.00%) Front End Developer (Client-Side Developer)
3 4 (40.00%) Angular Developer
4 3 (30.00%) Scrum Master
5 1 (10.00%) Java Developer
Libraries, Frameworks & Software Standards
1 9 (90.00%) AngularJS
2 7 (70.00%) CSS
2 7 (70.00%) HTML
3 6 (60.00%) CSS3
3 6 (60.00%) HTML5
4 5 (50.00%) Ajax
4 5 (50.00%) jQuery
5 4 (40.00%) Ember.js
5 4 (40.00%) KnockoutJS
5 4 (40.00%) Node.js
5 4 (40.00%) XHTML
6 2 (20.00%) LESS
6 2 (20.00%) React
7 1 (10.00%) Handlebars
7 1 (10.00%) Java EE
7 1 (10.00%) OAuth
7 1 (10.00%) REST
7 1 (10.00%) RESTful
7 1 (10.00%) SAML
7 1 (10.00%) Spring
Miscellaneous
1 4 (40.00%) User Experience
Processes & Methodologies
1 7 (70.00%) Agile Software Development
1 7 (70.00%) Front End Development
1 7 (70.00%) Scrum
2 4 (40.00%) Business Intelligence
2 4 (40.00%) Digital Marketing
2 4 (40.00%) Performance Optimisation
2 4 (40.00%) Programme Management
3 3 (30.00%) Coaching
3 3 (30.00%) Continuous Improvement
3 3 (30.00%) Kanban
3 3 (30.00%) TDD
4 2 (20.00%) ATDD
4 2 (20.00%) Automated Testing
4 2 (20.00%) Continuous Integration
4 2 (20.00%) Feature Driven Development
4 2 (20.00%) Mentoring
4 2 (20.00%) User Stories
4 2 (20.00%) Web Development
5 1 (10.00%) Integration Testing
5 1 (10.00%) Software Engineering
Programming Languages
1 7 (70.00%) JavaScript
2 4 (40.00%) C#
3 3 (30.00%) SQL
4 1 (10.00%) Java
4 1 (10.00%) Scala
Vendors
1 4 (40.00%) SAP
2 1 (10.00%) IBM
2 1 (10.00%) Oracle