Period
to 23 November 2017

The following table provides summary statistics for contract job vacancies advertised in 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 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
England > London
6 months to
23 Nov 2017
Same period 2016 Same period 2015
Rank 480 324 202
Rank change year-on-year -156 -122 -34
Contract jobs citing Backbone.js 156 322 606
As % of all contract IT jobs advertised in London 0.33% 0.71% 1.30%
As % of the Libraries, Frameworks & Software Standards category 0.90% 2.07% 4.03%
Number of daily rates quoted 126 240 516
London median daily rate £460 £438 £425
Median daily rate % change year-on-year +5.14% +2.94% +3.03%
10th Percentile £325 £318 £306
90th Percentile £638 £575 £600
England median daily rate £425 £413 £400
% change year-on-year +3.03% +3.13% -
Number of hourly rates quoted 0 0 0
London median hourly rate - - -
England 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 London with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
London
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 17426 15521 15041
As % of all contract IT jobs advertised in London 36.99% 34.34% 32.27%
Number of daily rates quoted 13294 11606 11199
London median daily rate £500 £465 £450
Median daily rate % change year-on-year +7.53% +3.33% +5.88%
10th Percentile £350 £319 £308
90th Percentile £650 £625 £625
England median daily rate £463 £425 £413
% change year-on-year +8.82% +3.03% +3.13%
Number of hourly rates quoted 104 72 91
London median hourly rate £33.50 £40.00 £35.00
Median hourly rate % change year-on-year -16.25% +14.29% -
10th Percentile £19.13 £19.23 £14.25
90th Percentile £50.00 £57.44 £55.00
England median hourly rate £40.00 £37.50 £37.50
% change year-on-year +6.67% - +10.29%

Backbone.js
Job Vacancy Trend in London

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

Job vacancy trend for Backbone.js in London

Backbone.js
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for Backbone.js in London

Backbone.js
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing Backbone.js in London over the 6 months to 23 November 2017.

Contractor daily rate histogram for Backbone.js in London

Backbone.js
Contract Job Locations in 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 London region over the 6 months to 23 November 2017. 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
Central London -40 37 £500 +21.95% 12
West London -1 12 £350 -15.15% 2
South London -39 1 - -
North London - 1 £450 -
East London - 1 £525 - 1
Backbone.js
England

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 London region with a requirement for Backbone.js.

1 149 (95.51%) JavaScript
2 139 (89.10%) HTML
3 138 (88.46%) CSS
4 132 (84.62%) AngularJS
5 101 (64.74%) HTML5
6 83 (53.21%) Agile Software Development
6 83 (53.21%) React
7 75 (48.08%) Git (software)
8 70 (44.87%) CSS3
9 65 (41.67%) jQuery
9 65 (41.67%) Front End Development
10 63 (40.38%) TDD
11 61 (39.10%) Node.js
11 61 (39.10%) Sass
12 52 (33.33%) Java
13 47 (30.13%) MVC
14 45 (28.85%) Twitter Bootstrap
15 44 (28.21%) LESS
16 39 (25.00%) REST
17 37 (23.72%) Test Automation
18 36 (23.08%) User Experience
19 35 (22.44%) Scrum
20 34 (21.79%) Finance
21 32 (20.51%) OO
22 30 (19.23%) KnockoutJS
22 30 (19.23%) Web Development
22 30 (19.23%) JSON
23 29 (18.59%) Responsive Web Design
24 28 (17.95%) Selenium
25 27 (17.31%) Ajax

Backbone.js
Co-occurring IT Skills in 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:

Application Platforms
1 19 (12.18%) Elasticsearch
2 15 (9.62%) CMS
3 8 (5.13%) Tomcat
4 6 (3.85%) Apache
4 6 (3.85%) Drupal
5 5 (3.21%) Confluence
6 4 (2.56%) Joomla!
6 4 (2.56%) WordPress
7 3 (1.92%) Cloud Foundry
7 3 (1.92%) EPiServer
7 3 (1.92%) JBoss
7 3 (1.92%) nginx
7 3 (1.92%) Sitecore CMS
7 3 (1.92%) WebLogic
7 3 (1.92%) WebSphere
8 2 (1.28%) Adobe Experience Manager
8 2 (1.28%) GemFire
8 2 (1.28%) Mule
8 2 (1.28%) SugarCRM
9 1 (0.64%) Apache Spark
Applications
1 7 (4.49%) Photoshop
2 4 (2.56%) GIMP
3 1 (0.64%) Microsoft Excel
3 1 (0.64%) Microsoft Office
3 1 (0.64%) Microsoft Project
3 1 (0.64%) MS Visio
Business Applications
1 3 (1.92%) Eloqua
Cloud Services
1 23 (14.74%) Amazon AWS
2 13 (8.33%) Microsoft Azure
3 12 (7.69%) npm
4 3 (1.92%) AWS Lambda
4 3 (1.92%) Cloud Computing
4 3 (1.92%) CloudBees
4 3 (1.92%) GitHub
4 3 (1.92%) IaaS
4 3 (1.92%) OpenShift
4 3 (1.92%) PaaS
5 1 (0.64%) Heroku
5 1 (0.64%) Serverless
Communications & Networking
1 10 (6.41%) Internet
2 9 (5.77%) HTTP
Database & Business Intelligence
1 18 (11.54%) MongoDB
2 13 (8.33%) SQL Server
3 10 (6.41%) NoSQL
4 9 (5.77%) MySQL
5 4 (2.56%) Couchbase
5 4 (2.56%) Relational Database
6 3 (1.92%) Aerospike
6 3 (1.92%) MS Access
7 2 (1.28%) Oracle Database
7 2 (1.28%) Oracle Database 11g
8 1 (0.64%) Amazon DynamoDB
8 1 (0.64%) Apache Cassandra
8 1 (0.64%) Big Data
8 1 (0.64%) DB2
8 1 (0.64%) GIS
8 1 (0.64%) Hadoop
8 1 (0.64%) HBase
8 1 (0.64%) Qlik Sense
Development Applications
1 75 (48.08%) Git (software)
2 28 (17.95%) Selenium
3 25 (16.03%) Mocha
4 24 (15.38%) Jasmine
4 24 (15.38%) Jenkins
5 19 (12.18%) gulp
6 16 (10.26%) Grunt
6 16 (10.26%) JIRA
7 14 (8.97%) Cucumber
7 14 (8.97%) Karma Test Runner
8 13 (8.33%) Subversion
9 12 (7.69%) WebDriver
9 12 (7.69%) webpack
10 11 (7.05%) Mercurial
11 9 (5.77%) Bower
11 9 (5.77%) Protractor
11 9 (5.77%) Vagrant
12 6 (3.85%) QUnit
12 6 (3.85%) Sinon.JS
13 5 (3.21%) Octopus Deploy
General
1 34 (21.79%) Finance
2 26 (16.67%) Banking
3 17 (10.90%) Front Office
4 14 (8.97%) Investment Banking
5 6 (3.85%) Games
5 6 (3.85%) Marketing
6 4 (2.56%) Financial Institution
7 3 (1.92%) Advertising
8 2 (1.28%) Digital Economy
8 2 (1.28%) Multimedia
9 1 (0.64%) Law
9 1 (0.64%) Retail
9 1 (0.64%) Wholesale Banking
Job Titles
1 145 (92.95%) Developer
2 65 (41.67%) JavaScript Developer
3 52 (33.33%) Front End Developer (Client-Side Developer)
4 31 (19.87%) Angular Developer
4 31 (19.87%) UI Developer
5 28 (17.95%) Java Developer
6 26 (16.67%) HTML Developer
7 17 (10.90%) Web Developer
8 16 (10.26%) Agile Developer
9 14 (8.97%) Senior Developer
10 12 (7.69%) Agile Java Developer
10 12 (7.69%) Full Stack Developer
10 12 (7.69%) HTML CSS Developer
11 11 (7.05%) Web UI Developer
12 10 (6.41%) Node.js Developer
13 9 (5.77%) Java Web Developer
14 6 (3.85%) PHP Developer
14 6 (3.85%) Sitecore Developer
15 5 (3.21%) C# Developer
15 5 (3.21%) Senior Front-End Developer
Libraries, Frameworks & Software Standards
1 139 (89.10%) HTML
2 138 (88.46%) CSS
3 132 (84.62%) AngularJS
4 101 (64.74%) HTML5
5 83 (53.21%) React
6 70 (44.87%) CSS3
7 65 (41.67%) jQuery
8 61 (39.10%) Node.js
8 61 (39.10%) Sass
9 45 (28.85%) Twitter Bootstrap
10 44 (28.21%) LESS
11 39 (25.00%) REST
12 30 (19.23%) JSON
12 30 (19.23%) KnockoutJS
13 27 (17.31%) Ajax
14 24 (15.38%) .NET
15 21 (13.46%) RESTful
16 19 (12.18%) Ember.js
16 19 (12.18%) Web Services
16 19 (12.18%) WebSockets
Miscellaneous
1 36 (23.08%) User Experience
2 13 (8.33%) Computer Science
3 12 (7.69%) Fintech
3 12 (7.69%) Greenfield Project
4 10 (6.41%) Analytical Skills
5 6 (3.85%) Derivative
5 6 (3.85%) Enterprise Software
5 6 (3.85%) Mobile App
5 6 (3.85%) Social Media
6 4 (2.56%) Market Risk
7 3 (1.92%) Cloud Native
7 3 (1.92%) Online Games
8 2 (1.28%) e-Learning
8 2 (1.28%) Foreign Exchange (FX)
8 2 (1.28%) PKI
8 2 (1.28%) Smartphone
8 2 (1.28%) Virtual Team
9 1 (0.64%) Fixed Income
9 1 (0.64%) iPhone
9 1 (0.64%) Tandem
Operating Systems
1 10 (6.41%) Linux
2 8 (5.13%) Apple iOS
3 5 (3.21%) Android
4 2 (1.28%) Mac OS X
4 2 (1.28%) Windows
Processes & Methodologies
1 83 (53.21%) Agile Software Development
2 65 (41.67%) Front End Development
3 63 (40.38%) TDD
4 47 (30.13%) MVC
5 37 (23.72%) Test Automation
6 35 (22.44%) Scrum
7 32 (20.51%) OO
8 30 (19.23%) Web Development
9 29 (18.59%) Responsive Web Design
10 27 (17.31%) BDD
11 22 (14.10%) Analytics
11 22 (14.10%) Unit Testing
12 20 (12.82%) Cross-Browser Compatibility
12 20 (12.82%) E-Commerce
13 17 (10.90%) Low Latency
14 15 (9.62%) Content Management
15 14 (8.97%) Multithreading
15 14 (8.97%) Software Engineering
16 13 (8.33%) Mentoring
17 12 (7.69%) Web Accessibility
Programming Languages
1 149 (95.51%) JavaScript
2 52 (33.33%) Java
3 24 (15.38%) ES6
4 23 (14.74%) SQL
5 19 (12.18%) C#
6 15 (9.62%) Scala
7 11 (7.05%) PHP
7 11 (7.05%) TypeScript
8 6 (3.85%) ECMAScript
8 6 (3.85%) Python
9 4 (2.56%) C
9 4 (2.56%) GraphQL
9 4 (2.56%) Ruby
10 3 (1.92%) Bash Shell
10 3 (1.92%) C++
10 3 (1.92%) Shell Script
10 3 (1.92%) VB
10 3 (1.92%) VC++
11 2 (1.28%) PHP 5
12 1 (0.64%) Clojure
Qualifications
1 18 (11.54%) Degree
2 9 (5.77%) Computer Science Degree
Quality Assurance & Compliance
1 5 (3.21%) QA
System Software
1 17 (10.90%) Docker
2 2 (1.28%) Varnish
3 1 (0.64%) Virtual Machines
Systems Management
1 8 (5.13%) Ansible
2 6 (3.85%) Opscode Chef
3 4 (2.56%) Puppet
Vendors
1 11 (7.05%) Oracle
2 9 (5.77%) Sitecore
3 8 (5.13%) Microsoft
4 3 (1.92%) Marketo
5 2 (1.28%) Adobe
5 2 (1.28%) IBM
5 2 (1.28%) Telerik
5 2 (1.28%) TIBCO
5 2 (1.28%) Xamarin
6 1 (0.64%) Capita
6 1 (0.64%) Google
6 1 (0.64%) Solace
6 1 (0.64%) Splunk