The median contractor rate for a JavaScript Developer was £550 per day in advertised job vacancies in Reading during the 3 months to 30 March 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
30 Mar 2017
Same period 2016 Same period 2015
Rank 50 68 59
Rank change year-on-year +18 -9  
Contract jobs requiring a JavaScript Developer 10 8 17
As % of all contract IT jobs advertised in Reading 1.53% 0.79% 1.68%
As % of the Job Titles category 1.64% 0.86% 1.77%
Number of daily rates quoted 10 7 13
Median daily rate £550 £350 £375
Median daily rate % change year-on-year +57.14% -6.66%  
90% offered a daily rate of more than £361 £350 £350
10% offered a daily rate of more than £600 £430 £420
UK excluding London median daily rate £375 £350 £375
% change year-on-year +7.14% -6.66%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £42.50 £22.54 -
% change year-on-year +88.55% -  

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 611 935 959
As % of all contract IT job vacancies advertised in Reading 93.71% 91.94% 94.86%
Number of daily rates quoted 315 512 523
Median daily rate £425 £400 £375
Median daily rate % change year-on-year +6.25% +6.66%  
90% offered a daily rate of more than £250 £240 £230
10% offered a daily rate of more than £600 £500 £500
UK excluding London median daily rate £400 £388 £375
% change year-on-year +3.22% +3.33%  
Number of hourly rates quoted 43 42 27
Median hourly rate £15.00 £42.50 £21.00
Median hourly rate % change year-on-year -64.70% +102.38%  
90% offered a hourly rate of more than £9.50 £9.50 £13.20
10% offered a hourly rate of more than £55.00 £63.00 £55.65
UK excluding London median hourly rate £17.50 £19.00 £17.00
% change year-on-year -7.89% +11.76%  

JavaScript Developer
Job Vacancy Trend in Reading

The job posting trend of jobs advertised in Reading that featured JavaScript Developer in the job title.

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 Daily Rate Histogram in Reading

The daily rate distribution of IT jobs citing JavaScript Developer in Reading over the 3 months to 30 March 2017.

Contractor daily rate histogram 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 30 March 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 29 (100.00%) JavaScript
2 17 (58.62%) HTML
3 14 (48.28%) CSS
3 14 (48.28%) Git (software)
4 13 (44.83%) Java
4 13 (44.83%) DevOps
5 10 (34.48%) Debian
5 10 (34.48%) SSH
5 10 (34.48%) Ubuntu
5 10 (34.48%) Hadoop
5 10 (34.48%) CentOS
5 10 (34.48%) Red Hat Enterprise Linux
5 10 (34.48%) SC Cleared
5 10 (34.48%) Security Cleared
5 10 (34.48%) Unix
5 10 (34.48%) Linux
5 10 (34.48%) Python
5 10 (34.48%) ICMP
5 10 (34.48%) HTTP
5 10 (34.48%) TCP/IP
5 10 (34.48%) Prototyping
5 10 (34.48%) Linux Command Line
5 10 (34.48%) Ansible
5 10 (34.48%) SELinux
5 10 (34.48%) Bash Shell
5 10 (34.48%) AngularJS
6 9 (31.03%) HTML5
6 9 (31.03%) Front End Development
7 8 (27.59%) Agile Software Development
8 6 (20.69%) Web Development

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:

Application Platforms
1 1 (3.45%) Adobe Experience Manager
1 1 (3.45%) CMS
1 1 (3.45%) SharePoint
1 1 (3.45%) SharePoint 2013
Cloud Services
1 2 (6.90%) Microsoft Azure
Communications & Networking
1 10 (34.48%) HTTP
1 10 (34.48%) ICMP
1 10 (34.48%) SSH
1 10 (34.48%) TCP/IP
Database & Business Intelligence
1 10 (34.48%) Hadoop
2 2 (6.90%) Azure SQL Database
2 2 (6.90%) SQL Server
Development Applications
1 14 (48.28%) Git (software)
2 3 (10.34%) Grunt
3 2 (6.90%) Bower
3 2 (6.90%) Visual Studio
4 1 (3.45%) gulp
General
1 2 (6.90%) Games
2 1 (3.45%) Marketing
2 1 (3.45%) Publishing
Libraries, Frameworks & Software Standards
1 17 (58.62%) HTML
2 14 (48.28%) CSS
3 10 (34.48%) AngularJS
4 9 (31.03%) HTML5
5 5 (17.24%) CSS3
5 5 (17.24%) Node.js
6 4 (13.79%) jQuery
7 3 (10.34%) .NET
7 3 (10.34%) Angular 2
7 3 (10.34%) Twitter Bootstrap
8 2 (6.90%) .NET Framework
8 2 (6.90%) DirectX
8 2 (6.90%) Entity Framework
8 2 (6.90%) HTML5 Canvas
8 2 (6.90%) LINQ
8 2 (6.90%) OpenGL
8 2 (6.90%) WebGL
8 2 (6.90%) XML
9 1 (3.45%) Browserify
9 1 (3.45%) React
Miscellaneous
1 10 (34.48%) Linux Command Line
2 2 (6.90%) Algorithms
2 2 (6.90%) User Experience
3 1 (3.45%) 3D Graphics
3 1 (3.45%) Analytical Skills
3 1 (3.45%) Management Information System
Operating Systems
1 10 (34.48%) CentOS
1 10 (34.48%) Debian
1 10 (34.48%) Linux
1 10 (34.48%) Red Hat Enterprise Linux
1 10 (34.48%) Ubuntu
1 10 (34.48%) Unix
Processes & Methodologies
1 13 (44.83%) DevOps
2 10 (34.48%) Prototyping
3 9 (31.03%) Front End Development
4 8 (27.59%) Agile Software Development
5 6 (20.69%) Web Development
6 4 (13.79%) Open Source
7 3 (10.34%) OO
7 3 (10.34%) Scrum
7 3 (10.34%) Wireframes
8 2 (6.90%) 3D Rendering
8 2 (6.90%) OOD
8 2 (6.90%) Open Source Development
8 2 (6.90%) Performance Analysis
8 2 (6.90%) Project Management
8 2 (6.90%) Time Management
8 2 (6.90%) UML
8 2 (6.90%) Unit Testing
8 2 (6.90%) Web Application Development
9 1 (3.45%) Responsive Web Design
9 1 (3.45%) TDD
Programming Languages
1 29 (100.00%) JavaScript
2 13 (44.83%) Java
3 10 (34.48%) Bash Shell
3 10 (34.48%) Python
4 4 (13.79%) SQL
5 2 (6.90%) C
5 2 (6.90%) C#
5 2 (6.90%) C++
5 2 (6.90%) TypeScript
6 1 (3.45%) PHP
Qualifications
1 10 (34.48%) SC Cleared
1 10 (34.48%) Security Cleared
Quality Assurance & Compliance
1 1 (3.45%) QA
System Software
1 3 (10.34%) Docker
Systems Management
1 10 (34.48%) Ansible
1 10 (34.48%) SELinux
2 3 (10.34%) Kubernetes
3 1 (3.45%) TeamSite
Vendors
1 1 (3.45%) Adobe
1 1 (3.45%) Oracle