The median contractor rate for a JavaScript Developer was £375 per day in advertised job vacancies in Reading during the 3 months to 29 June 2017.

The first table below provides contractor rate benchmarking and summary statistics including a comparison to 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 Developer
Berkshire > Reading
3 months to
29 Jun 2017
Same period 2016 Same period 2015
Rank 43 61 63
Rank change year-on-year +18 +2  
Contract jobs requiring a JavaScript Developer 10 8 2
As % of all contract IT jobs advertised in Reading 1.72% 0.92% 0.24%
As % of the Job Titles category 1.88% 0.98% 0.25%
Number of daily rates quoted 7 9 1
Reading median daily rate £375 £350 £375
Median daily rate % change year-on-year +7.14% -6.66%  
10th Percentile £357 £325 £363
90th Percentile £408 £425 £388
Berkshire median daily rate £425 £356 £320
% change year-on-year +19.29% +11.32%  
Number of hourly rates quoted 0 0 0
Reading median hourly rate - - -
Berkshire median hourly rate - - -

The next table is for comparison with the above and includes summary statistics for all job roles in contract job vacancies advertised in Reading. Most job vacancies include a discernible job title. As such, the figures in the first row provide an indication of the number of contract jobs in our overall sample.

Contract IT Job Roles
Reading
Contract job vacancies with a job title containing a recognized job role 532 820 789
As % of all contract IT job vacancies advertised in Reading 91.25% 93.93% 93.26%
Number of daily rates quoted 925 1577 1540
Reading median daily rate £400 £413 £375
Median daily rate % change year-on-year -3.03% +10.00%  
10th Percentile £150 £250 £200
90th Percentile £575 £533 £525
Berkshire median daily rate £425 £400 £375
% change year-on-year +6.25% +6.66%  
Number of hourly rates quoted 132 126 229
Reading median hourly rate £16.00 £21.33 £21.55
Median hourly rate % change year-on-year -24.98% -1.02%  
10th Percentile £9.25 £9.13 £10.10
90th Percentile £29.75 £33.75 £30.90
Berkshire median hourly rate £16.00 £15.00 £20.00
% change year-on-year +6.66% -25.00%  

JavaScript Developer
Job Vacancy Trend in Reading

Job postings that featured JavaScript Developer in the job title as a percentage of all IT jobs advertised in Reading.

Job vacancy trend for JavaScript Developer in Reading

JavaScript Developer
Contractor Daily Rate Trend in Reading

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

Contractor daily rate trend for JavaScript Developer in Reading

JavaScript Developer
Contractor Hourly Rate Trend in Reading

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

Contractor hourly rate trend for JavaScript Developer in Reading

JavaScript Developer Skill Set
Top 30 Co-occurring IT Skills in Reading

For the 6 months to 29 June 2017, JavaScript Developer contract jobs required the following IT skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the Reading region featuring JavaScript Developer in the job title.

1 20 (100.00%) JavaScript
2 14 (70.00%) HTML
3 13 (65.00%) CSS
3 13 (65.00%) AngularJS
4 12 (60.00%) HTML5
5 11 (55.00%) OO
5 11 (55.00%) Front End Development
5 11 (55.00%) Angular 2
6 10 (50.00%) CSS3
6 10 (50.00%) TypeScript
7 8 (40.00%) Git (software)
7 8 (40.00%) Agile Software Development
7 8 (40.00%) Greenfield Project
8 7 (35.00%) UML
8 7 (35.00%) OOD
8 7 (35.00%) Web Application Development
9 6 (30.00%) Java
10 5 (25.00%) Unix
10 5 (25.00%) Linux
10 5 (25.00%) HTTP
10 5 (25.00%) TCP/IP
10 5 (25.00%) ICMP
10 5 (25.00%) Python
10 5 (25.00%) SSH
10 5 (25.00%) Ubuntu
10 5 (25.00%) Debian
10 5 (25.00%) Ansible
10 5 (25.00%) SELinux
10 5 (25.00%) DevOps
10 5 (25.00%) CentOS

JavaScript Developer Skill Set
Co-occurring IT Skills in Reading 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 1 (5.00%) Microsoft Azure
Communications & Networking
1 5 (25.00%) HTTP
1 5 (25.00%) ICMP
1 5 (25.00%) SSH
1 5 (25.00%) TCP/IP
Database & Business Intelligence
1 5 (25.00%) Hadoop
Development Applications
1 8 (40.00%) Git (software)
2 3 (15.00%) Grunt
2 3 (15.00%) gulp
3 1 (5.00%) WebStorm
Libraries, Frameworks & Software Standards
1 14 (70.00%) HTML
2 13 (65.00%) AngularJS
2 13 (65.00%) CSS
3 12 (60.00%) HTML5
4 11 (55.00%) Angular 2
5 10 (50.00%) CSS3
6 4 (20.00%) JSON
6 4 (20.00%) Node.js
7 3 (15.00%) Sass
7 3 (15.00%) XHTML
8 1 (5.00%) .NET
8 1 (5.00%) Ajax
8 1 (5.00%) ASP.NET
8 1 (5.00%) ASP.NET MVC
8 1 (5.00%) Backbone.js
8 1 (5.00%) Ember.js
8 1 (5.00%) OAuth
8 1 (5.00%) REST
8 1 (5.00%) Semantic HTML
8 1 (5.00%) Twitter Bootstrap
Miscellaneous
1 8 (40.00%) Greenfield Project
2 5 (25.00%) Linux Command Line
3 1 (5.00%) Computer Science
3 1 (5.00%) Mobile App
Operating Systems
1 5 (25.00%) CentOS
1 5 (25.00%) Debian
1 5 (25.00%) Linux
1 5 (25.00%) Red Hat Enterprise Linux
1 5 (25.00%) Ubuntu
1 5 (25.00%) Unix
Processes & Methodologies
1 11 (55.00%) Front End Development
1 11 (55.00%) OO
2 8 (40.00%) Agile Software Development
3 7 (35.00%) OOD
3 7 (35.00%) UML
3 7 (35.00%) Web Application Development
4 5 (25.00%) DevOps
4 5 (25.00%) Prototyping
5 3 (15.00%) Open Source
6 2 (10.00%) Open Source Development
6 2 (10.00%) TDD
6 2 (10.00%) Wireframes
7 1 (5.00%) Analytics
7 1 (5.00%) BDD
7 1 (5.00%) Customer Engagement
7 1 (5.00%) MVC
7 1 (5.00%) Predictive Analytics
Programming Languages
1 20 (100.00%) JavaScript
2 10 (50.00%) TypeScript
3 6 (30.00%) Java
4 5 (25.00%) Bash Shell
4 5 (25.00%) Python
5 3 (15.00%) CoffeeScript
6 1 (5.00%) C#
6 1 (5.00%) ES6
6 1 (5.00%) SQL
Qualifications
1 5 (25.00%) SC Cleared
1 5 (25.00%) Security Cleared
2 1 (5.00%) Computer Science Degree
2 1 (5.00%) Degree
Systems Management
1 5 (25.00%) Ansible
1 5 (25.00%) SELinux