Period
to 15 January 2019

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 15 January 2019 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
15 Jan 2019
Same period 2018 Same period 2017
Rank 537 483 335
Rank change year-on-year -54 -148 -140
Contract jobs citing Backbone.js 81 144 278
As % of all contract IT jobs advertised in London 0.18% 0.31% 0.67%
As % of the Libraries, Frameworks & Software Standards category 0.47% 0.85% 1.89%
Number of daily rates quoted 58 103 190
London median daily rate £465 £463 £450
Median daily rate % change year-on-year +0.54% +2.78% +5.88%
10th Percentile £404 £313 £347
90th Percentile £616 £648 £575
England median daily rate £450 £425 £425
% change year-on-year +5.88% - +3.66%
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 17,173 16,925 14,673
As % of all contract IT jobs advertised in London 38.69% 36.77% 35.43%
Number of daily rates quoted 12,924 13,071 10,973
London median daily rate £525 £500 £475
Median daily rate % change year-on-year +5.00% +5.26% +5.56%
10th Percentile £375 £350 £325
90th Percentile £675 £650 £625
England median daily rate £490 £475 £425
% change year-on-year +3.16% +11.76% +1.19%
Number of hourly rates quoted 71 97 76
London median hourly rate £36.00 £30.75 £45.00
Median hourly rate % change year-on-year +17.07% -31.67% +18.42%
10th Percentile £24.11 £20.75 £21.00
90th Percentile £53.75 £47.83 £65.00
England median hourly rate £41.50 £40.00 £40.00
% change year-on-year +3.75% - +6.67%

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 15 January 2019.

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 15 January 2019. 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
South London +4 8 £450 -
Central London -30 7 £475 -8.65% 17
East London -22 5 £425 -19.05% 4
Backbone.js
England

For the 6 months to 15 January 2019, 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 London region with a requirement for Backbone.js.

1 78 (96.30%) JavaScript
2 69 (85.19%) AngularJS
3 61 (75.31%) React
4 59 (72.84%) Agile Software Development
5 57 (70.37%) HTML
6 49 (60.49%) CSS
7 45 (55.56%) HTML5
8 33 (40.74%) jQuery
9 30 (37.04%) Software Engineering
9 30 (37.04%) Front End Development
10 27 (33.33%) TDD
11 26 (32.10%) Finance
12 24 (29.63%) OO
13 23 (28.40%) Web Development
14 22 (27.16%) RESTful
14 22 (27.16%) Java
14 22 (27.16%) BDD
15 21 (25.93%) Cucumber
15 21 (25.93%) Node.js
15 21 (25.93%) Git (software)
16 20 (24.69%) Web Services
16 20 (24.69%) REST
16 20 (24.69%) CSS3
17 19 (23.46%) Sass
18 17 (20.99%) Scrum
18 17 (20.99%) Unit Testing
18 17 (20.99%) Amazon AWS
19 16 (19.75%) Test Automation
19 16 (19.75%) MVC
20 15 (18.52%) Spring

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 3 (3.70%) CMS
2 1 (1.23%) Apache
2 1 (1.23%) Drupal
2 1 (1.23%) Jupyter
2 1 (1.23%) SilverStripe
2 1 (1.23%) WordPress
Applications
1 1 (1.23%) GIMP
1 1 (1.23%) Photoshop
Business Applications
1 2 (2.47%) Magento
Cloud Services
1 17 (20.99%) Amazon AWS
2 8 (9.88%) AWS Elastic Beanstalk
2 8 (9.88%) AWS Lambda
2 8 (9.88%) Serverless
3 7 (8.64%) Microsoft Azure
4 6 (7.41%) npm
5 5 (6.17%) GitHub
6 1 (1.23%) Google Cloud Platform
Database & Business Intelligence
1 5 (6.17%) MySQL
1 5 (6.17%) NoSQL
1 5 (6.17%) SQL Server
2 3 (3.70%) Amazon DynamoDB
3 2 (2.47%) CouchDB
3 2 (2.47%) SQL Server 2014
4 1 (1.23%) Cosmos DB
4 1 (1.23%) Mixpanel
4 1 (1.23%) MongoDB
4 1 (1.23%) PostgreSQL
4 1 (1.23%) Relational Database
Development Applications
1 21 (25.93%) Cucumber
1 21 (25.93%) Git (software)
2 15 (18.52%) Jenkins
3 13 (16.05%) Jasmine
3 13 (16.05%) Selenium
4 12 (14.81%) Karma Test Runner
5 11 (13.58%) Sonatype Nexus
6 9 (11.11%) Grunt
6 9 (11.11%) gulp
6 9 (11.11%) Maven
7 8 (9.88%) Mocha
8 7 (8.64%) EasyMock
8 7 (8.64%) Gradle
8 7 (8.64%) IBM UrbanCode
8 7 (8.64%) JBehave
8 7 (8.64%) JUnit
8 7 (8.64%) Mockito
9 6 (7.41%) Bower
9 6 (7.41%) Protractor
10 5 (6.17%) webpack
General
1 26 (32.10%) Finance
2 8 (9.88%) Banking
3 5 (6.17%) Games
3 5 (6.17%) Retail
4 1 (1.23%) Front Office
4 1 (1.23%) Publishing
Job Titles
1 65 (80.25%) Developer
2 24 (29.63%) Front End Developer (Client-Side Developer)
3 20 (24.69%) JavaScript Developer
4 19 (23.46%) React Developer
5 11 (13.58%) Java Developer
6 9 (11.11%) Full Stack Developer
7 7 (8.64%) HTML Developer
8 5 (6.17%) Java Engineer
8 5 (6.17%) Web Developer
9 4 (4.94%) Cordova Developer
9 4 (4.94%) HTML CSS Developer
9 4 (4.94%) Mobile Developer
10 3 (3.70%) Agile Developer
10 3 (3.70%) Angular Developer
10 3 (3.70%) Applications Developer
10 3 (3.70%) Lead Developer
10 3 (3.70%) Mobile Applications Developer
10 3 (3.70%) UI Developer
11 2 (2.47%) Front End Web Developer (Client-Side Developer)
11 2 (2.47%) Senior Developer
Libraries, Frameworks & Software Standards
1 69 (85.19%) AngularJS
2 61 (75.31%) React
3 57 (70.37%) HTML
4 49 (60.49%) CSS
5 45 (55.56%) HTML5
6 33 (40.74%) jQuery
7 22 (27.16%) RESTful
8 21 (25.93%) Node.js
9 20 (24.69%) CSS3
9 20 (24.69%) REST
9 20 (24.69%) Web Services
10 19 (23.46%) Sass
11 15 (18.52%) Ember.js
11 15 (18.52%) Spring
11 15 (18.52%) Twitter Bootstrap
12 12 (14.81%) Spring MVC
13 11 (13.58%) JSON
14 10 (12.35%) Express
15 9 (11.11%) Redux
16 8 (9.88%) Compass CSS Framework
Miscellaneous
1 10 (12.35%) Virtual Team
2 8 (9.88%) User Experience
3 7 (8.64%) Mobile App
4 4 (4.94%) Fintech
5 3 (3.70%) Fixed Income
6 2 (2.47%) Greenfield Project
6 2 (2.47%) W3C
7 1 (1.23%) Analytical Skills
7 1 (1.23%) Cloud Native
7 1 (1.23%) Equities
7 1 (1.23%) Foreign Exchange (FX)
7 1 (1.23%) Hedge funds
7 1 (1.23%) Online Banking
7 1 (1.23%) Self-Motivation
Operating Systems
1 2 (2.47%) Android
1 2 (2.47%) Apple iOS
2 1 (1.23%) Linux
2 1 (1.23%) Windows
2 1 (1.23%) Windows Phone
Processes & Methodologies
1 59 (72.84%) Agile Software Development
2 30 (37.04%) Front End Development
2 30 (37.04%) Software Engineering
3 27 (33.33%) TDD
4 24 (29.63%) OO
5 23 (28.40%) Web Development
6 22 (27.16%) BDD
7 17 (20.99%) Scrum
7 17 (20.99%) Unit Testing
8 16 (19.75%) MVC
8 16 (19.75%) Test Automation
9 15 (18.52%) Responsive Web Design
10 14 (17.28%) Continuous Integration
11 13 (16.05%) Microservices
12 12 (14.81%) Pair Programming
13 10 (12.35%) SDLC
14 9 (11.11%) Collaborative Working
14 9 (11.11%) Data Science
14 9 (11.11%) Web Design
15 8 (9.88%) People Management
Programming Languages
1 78 (96.30%) JavaScript
2 22 (27.16%) Java
3 12 (14.81%) TypeScript
4 8 (9.88%) SQL
5 7 (8.64%) ES6
5 7 (8.64%) Java 8
6 4 (4.94%) C#
6 4 (4.94%) PHP
7 2 (2.47%) PowerShell
7 2 (2.47%) Python
8 1 (1.23%) Apple Swift
8 1 (1.23%) Objective-C
8 1 (1.23%) PHP 5
8 1 (1.23%) Scala
Qualifications
1 2 (2.47%) Sun Certification
Quality Assurance & Compliance
1 8 (9.88%) QA
System Software
1 15 (18.52%) Docker
Systems Management
1 9 (11.11%) Kubernetes
2 8 (9.88%) Rancher
3 7 (8.64%) Ansible
3 7 (8.64%) Opscode Chef
4 1 (1.23%) Terraform
Vendors
1 8 (9.88%) Google
2 7 (8.64%) AppDynamics
2 7 (8.64%) Splunk
3 2 (2.47%) Oracle
4 1 (1.23%) MuleSoft
4 1 (1.23%) Rackspace