Period
to 21 February 2018

The following table provides summary statistics for contract job vacancies advertised in North London with a requirement for JavaScript skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited JavaScript over the 6 months to 21 February 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.

JavaScript (including ECMAScript)
London > North London
6 months to
21 Feb 2018
Same period 2017 Same period 2016
Rank 22 5 19
Rank change year-on-year -17 +14 -2
Contract jobs citing JavaScript 9 27 15
As % of all contract IT jobs advertised in North London 4.04% 14.06% 9.26%
As % of the Programming Languages category 12.33% 42.86% 22.06%
Number of daily rates quoted 8 25 13
North London median daily rate £438 £388 £325
Median daily rate % change year-on-year +12.90% +19.23% -13.33%
10th Percentile £287 £255 £208
90th Percentile £500 £549 £424
London median daily rate £500 £450 £425
% change year-on-year +11.11% +5.88% +3.03%
Number of hourly rates quoted 0 0 0
North London median hourly rate - - -
London median hourly rate £27.00 £42.50 £32.10
% change year-on-year -36.47% +32.42% +10.67%

JavaScript is in the Programming Languages category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in North London with a requirement for coding skills.

All Programming Languages
North London
Contract vacancies with a requirement for coding skills 73 63 68
As % of all contract IT jobs advertised in North London 32.74% 32.81% 41.98%
Number of daily rates quoted 44 51 55
North London median daily rate £425 £388 £425
Median daily rate % change year-on-year +9.68% -8.82% +21.43%
10th Percentile £264 £250 £265
90th Percentile £575 £556 £650
London median daily rate £500 £475 £450
% change year-on-year +5.26% +5.56% +2.86%
Number of hourly rates quoted 0 3 2
North London median hourly rate - £21.69 £66.39
Median hourly rate % change year-on-year - -67.33% +231.93%
London median hourly rate £33.77 £42.00 £29.64
% change year-on-year -19.60% +41.70% +3.10%

JavaScript
Job Vacancy Trend in North London

Job postings citing JavaScript as a percentage of all IT jobs advertised in North London.

Job vacancy trend for JavaScript in North London

JavaScript
Contractor Daily Rate Trend in North London

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

Contractor daily rate trend for JavaScript in North London

JavaScript
Contractor Daily Rate Histogram in North London

The daily rate distribution of IT jobs citing JavaScript in North London over the 6 months to 21 February 2018.

Contractor daily rate histogram for JavaScript in North London

JavaScript
Contractor Hourly Rate Trend in North London

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing JavaScript in North London.

Contractor hourly rate trend for JavaScript in North London

JavaScript
Contract Job Locations in North London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing JavaScript within the North London region over the 6 months to 21 February 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
Barnet -7 3 £300 -28.36%
JavaScript
London

For the 6 months to 21 February 2018, IT contractor jobs citing JavaScript 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 North London region with a requirement for JavaScript.

1 6 (66.67%) Agile Software Development
2 5 (55.56%) Java
3 4 (44.44%) Web Services
4 3 (33.33%) HTML
4 3 (33.33%) CSS
4 3 (33.33%) E-Commerce
4 3 (33.33%) Linux
4 3 (33.33%) CMS
4 3 (33.33%) JSON
4 3 (33.33%) Integration Testing
5 2 (22.22%) QA
5 2 (22.22%) CTC Cleared
5 2 (22.22%) Security Cleared
5 2 (22.22%) RESTful
5 2 (22.22%) HTML5
5 2 (22.22%) hybris
5 2 (22.22%) Stakeholder Engagement
5 2 (22.22%) Waterfall
5 2 (22.22%) BeanShell
5 2 (22.22%) CSS3
5 2 (22.22%) OO
5 2 (22.22%) MQSeries
5 2 (22.22%) Web Development
5 2 (22.22%) Content Management
5 2 (22.22%) Spring
5 2 (22.22%) B2B
5 2 (22.22%) B2C
5 2 (22.22%) Middleware
5 2 (22.22%) Windows
5 2 (22.22%) J2EE

JavaScript
Co-occurring IT Skills in North 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 (33.33%) CMS
2 2 (22.22%) MQSeries
3 1 (11.11%) Confluence
3 1 (11.11%) nginx
Applications
1 1 (11.11%) Photoshop
Cloud Services
1 1 (11.11%) PaaS
Database & Business Intelligence
1 1 (11.11%) NoSQL
1 1 (11.11%) PostgreSQL
1 1 (11.11%) Redis
Development Applications
1 1 (11.11%) Cucumber
1 1 (11.11%) GitLab
1 1 (11.11%) Grunt
1 1 (11.11%) gulp
1 1 (11.11%) Jasmine
1 1 (11.11%) Jenkins
1 1 (11.11%) JIRA
1 1 (11.11%) Selenium
1 1 (11.11%) WebDriver
General
1 1 (11.11%) Retail
Job Titles
1 5 (55.56%) Developer
2 2 (22.22%) Applications Specialist
2 2 (22.22%) Hybris Developer
2 2 (22.22%) Integration Specialist
2 2 (22.22%) Senior Developer
3 1 (11.11%) Angular Developer
3 1 (11.11%) Automation Tester
3 1 (11.11%) Designer
3 1 (11.11%) DevOps Engineer
3 1 (11.11%) Front End Developer (Client-Side Developer)
3 1 (11.11%) Java Developer
3 1 (11.11%) JavaScript Developer
3 1 (11.11%) React Developer
3 1 (11.11%) Senior Java Developer
3 1 (11.11%) Site Engineer
3 1 (11.11%) Tester
Libraries, Frameworks & Software Standards
1 4 (44.44%) Web Services
2 3 (33.33%) CSS
2 3 (33.33%) HTML
2 3 (33.33%) JSON
3 2 (22.22%) CSS3
3 2 (22.22%) HTML5
3 2 (22.22%) J2EE
3 2 (22.22%) Middleware
3 2 (22.22%) RESTful
3 2 (22.22%) Sass
3 2 (22.22%) Spring
3 2 (22.22%) XML
4 1 (11.11%) Angular 2
4 1 (11.11%) AngularJS
4 1 (11.11%) Gherkin
4 1 (11.11%) LESS
4 1 (11.11%) React
4 1 (11.11%) Ruby on Rails
Miscellaneous
1 2 (22.22%) Analytical Skills
1 2 (22.22%) Virtual Team
Operating Systems
1 3 (33.33%) Linux
2 2 (22.22%) Windows
2 2 (22.22%) Windows Server
3 1 (11.11%) Unix
Processes & Methodologies
1 6 (66.67%) Agile Software Development
2 3 (33.33%) E-Commerce
2 3 (33.33%) Integration Testing
3 2 (22.22%) B2B
3 2 (22.22%) B2C
3 2 (22.22%) Content Management
3 2 (22.22%) DevOps
3 2 (22.22%) Front End Development
3 2 (22.22%) ITIL
3 2 (22.22%) OO
3 2 (22.22%) SDLC
3 2 (22.22%) Stakeholder Engagement
3 2 (22.22%) User Stories
3 2 (22.22%) Waterfall
3 2 (22.22%) Web Development
4 1 (11.11%) API Testing
4 1 (11.11%) Continuous Delivery
4 1 (11.11%) Exploratory Testing
4 1 (11.11%) System Integration Testing
4 1 (11.11%) Test Planning
Programming Languages
1 5 (55.56%) Java
2 2 (22.22%) BeanShell
3 1 (11.11%) C#
3 1 (11.11%) Go
3 1 (11.11%) PHP
3 1 (11.11%) Python
3 1 (11.11%) Ruby
3 1 (11.11%) SQL
Qualifications
1 2 (22.22%) CTC Cleared
1 2 (22.22%) Security Cleared
Quality Assurance & Compliance
1 2 (22.22%) QA
System Software
1 1 (11.11%) Docker
Systems Management
1 2 (22.22%) Ansible
2 1 (11.11%) Grafana
2 1 (11.11%) Kibana
2 1 (11.11%) Kubernetes
2 1 (11.11%) Opscode Chef
2 1 (11.11%) Prometheus
2 1 (11.11%) Puppet
Vendors
1 2 (22.22%) hybris
1 2 (22.22%) WSO2