Period
to 14 November 2018

The following table provides summary statistics for contract job vacancies advertised in the City of London 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 14 November 2018 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
Central London > City of London
6 months to
14 Nov 2018
Same period 2017 Same period 2016
Rank 242 220 173
Rank change year-on-year -22 -47 +15
Contract jobs citing Backbone.js 11 32 70
As % of all contract IT jobs advertised in the City of London 0.16% 0.45% 1.05%
As % of the Libraries, Frameworks & Software Standards category 0.39% 1.17% 2.89%
Number of daily rates quoted 9 26 57
City of London median daily rate £525 £588 £400
Median daily rate % change year-on-year -10.64% +46.88% -5.88%
10th Percentile £438 £350 £319
90th Percentile £600 £650 £548
Central London median daily rate £525 £500 £410
% change year-on-year +5.00% +21.95% -3.53%
Number of hourly rates quoted 0 0 0
City of London median hourly rate - - -
Central London 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 the City of London with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
City of London
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 2,786 2,743 2,424
As % of all contract IT jobs advertised in the City of London 39.44% 38.41% 36.24%
Number of daily rates quoted 2,323 2,298 2,059
City of London median daily rate £525 £513 £475
Median daily rate % change year-on-year +2.44% +7.89% -
10th Percentile £400 £363 £325
90th Percentile £675 £663 £638
Central London median daily rate £525 £500 £475
% change year-on-year +5.00% +5.26% +4.91%
Number of hourly rates quoted 4 10 4
City of London median hourly rate £31.25 £22.99 £35.00
Median hourly rate % change year-on-year +35.91% -34.31% -9.68%
10th Percentile £15.91 £20.28 £19.00
90th Percentile £83.65 £33.75 £56.31
Central London median hourly rate £35.00 £21.50 £35.00
% change year-on-year +62.79% -38.57% -9.68%

Backbone.js
Job Vacancy Trend in the City of London

Job postings citing Backbone.js as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for Backbone.js in the City of London

Backbone.js
Contractor Daily Rate Trend in the City of London

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

Contractor daily rate trend for Backbone.js in the City of London

Backbone.js
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Backbone.js in the City of London over the 6 months to 14 November 2018.

Contractor daily rate histogram for Backbone.js in the City of London

Backbone.js
Contract Job Locations in the City of London

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 City of London region over the 6 months to 14 November 2018. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Moorgate - 1 £475 -
Backbone.js
Central London

For the 6 months to 14 November 2018, IT contractor jobs citing Backbone.js also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the City of London region with a requirement for Backbone.js.

1 11 (100.00%) JavaScript
2 8 (72.73%) AngularJS
3 7 (63.64%) React
3 7 (63.64%) Node.js
4 6 (54.55%) jQuery
4 6 (54.55%) Agile Software Development
4 6 (54.55%) CSS
4 6 (54.55%) HTML
5 4 (36.36%) Java
5 4 (36.36%) TDD
5 4 (36.36%) Finance
5 4 (36.36%) HTML5
5 4 (36.36%) Responsive Web Design
5 4 (36.36%) Sass
5 4 (36.36%) Ember.js
6 3 (27.27%) Kanban
6 3 (27.27%) Scrum
6 3 (27.27%) Software Engineering
7 2 (18.18%) Fixed Income
7 2 (18.18%) Requirements Analysis
7 2 (18.18%) JIRA
7 2 (18.18%) Test Automation
7 2 (18.18%) RESTful
7 2 (18.18%) Visualisation
7 2 (18.18%) Workflow
7 2 (18.18%) Ajax
7 2 (18.18%) Pair Programming
7 2 (18.18%) Data Analysis
7 2 (18.18%) Spring
7 2 (18.18%) OOP

Backbone.js
Co-occurring IT Skills in the City of London 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 2 (18.18%) npm
2 1 (9.09%) Amazon AWS
Database & Business Intelligence
1 2 (18.18%) Amazon DynamoDB
1 2 (18.18%) Cosmos DB
1 2 (18.18%) MongoDB
1 2 (18.18%) NoSQL
Development Applications
1 2 (18.18%) Bower
1 2 (18.18%) Grunt
1 2 (18.18%) gulp
1 2 (18.18%) JIRA
General
1 4 (36.36%) Finance
2 1 (9.09%) Publishing
Job Titles
1 7 (63.64%) Developer
1 7 (63.64%) JavaScript Developer
2 2 (18.18%) Designer
2 2 (18.18%) UX Designer
3 1 (9.09%) Analyst
3 1 (9.09%) Analyst Developer
3 1 (9.09%) React Developer
3 1 (9.09%) Web Analyst
Libraries, Frameworks & Software Standards
1 8 (72.73%) AngularJS
2 7 (63.64%) Node.js
2 7 (63.64%) React
3 6 (54.55%) CSS
3 6 (54.55%) HTML
3 6 (54.55%) jQuery
4 4 (36.36%) Ember.js
4 4 (36.36%) HTML5
4 4 (36.36%) Sass
5 2 (18.18%) Ajax
5 2 (18.18%) CSS3
5 2 (18.18%) io.js
5 2 (18.18%) LESS
5 2 (18.18%) Meteor
5 2 (18.18%) Redux
5 2 (18.18%) RequireJS
5 2 (18.18%) RESTful
5 2 (18.18%) Spring
5 2 (18.18%) Twitter Bootstrap
6 1 (9.09%) XML
Miscellaneous
1 2 (18.18%) Analytical Skills
1 2 (18.18%) Fixed Income
1 2 (18.18%) Self-Motivation
1 2 (18.18%) User Experience
2 1 (9.09%) Greenfield Project
Processes & Methodologies
1 6 (54.55%) Agile Software Development
2 4 (36.36%) Responsive Web Design
2 4 (36.36%) TDD
3 3 (27.27%) Kanban
3 3 (27.27%) Scrum
3 3 (27.27%) Software Engineering
4 2 (18.18%) Analytics
4 2 (18.18%) BDD
4 2 (18.18%) Data Analysis
4 2 (18.18%) Data Visualisation
4 2 (18.18%) E-Commerce
4 2 (18.18%) Investment Management
4 2 (18.18%) OOP
4 2 (18.18%) Pair Programming
4 2 (18.18%) Requirements Analysis
4 2 (18.18%) Risk Analysis
4 2 (18.18%) Test Automation
4 2 (18.18%) Visualisation
4 2 (18.18%) Web Application Development
4 2 (18.18%) Workflow
Programming Languages
1 11 (100.00%) JavaScript
2 4 (36.36%) Java
3 2 (18.18%) CoffeeScript
3 2 (18.18%) Java 8
3 2 (18.18%) TypeScript
Qualifications
1 2 (18.18%) Sun Certification
Quality Assurance & Compliance
1 1 (9.09%) QA
Vendors
1 2 (18.18%) Tableau