The following table provides summary statistics for contract job vacancies advertised in Croydon with a requirement for JavaScript skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited JavaScript over the 3 months to 27 March 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.

3 months to
27 Mar 2017
Same period 2016 Same period 2015
JavaScript (including ECMAScript)
London / Croydon
Rank 12 9 14
Rank change year-on-year -3 +5  
Contract jobs citing JavaScript 16 35 11
As % of all contract IT jobs advertised in Croydon 9.58% 12.82% 9.40%
As % of the Programming Languages category 25.00% 40.23% 25.58%
Number of daily rates quoted 14 31 11
Median daily rate £278 £398 £375
Median daily rate % change year-on-year -30.18% +6.00%  
UK excluding London median daily rate £375 £350 £350
% change year-on-year +7.14% -  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £42.50 £38.00 £33.75
% change year-on-year +11.84% +12.59%  

JavaScript is in the programming language skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Croydon with a requirement for programming language skills.

Contract Programming Language Skills
Croydon
Contract job vacancies with a requirement for programming language skills 64 87 43
As % of all contract IT job vacancies advertised in Croydon 38.32% 31.87% 36.75%
Number of daily rates quoted 42 76 34
Median daily rate £425 £413 £375
Median daily rate % change year-on-year +3.03% +10.00%  
90% offered a daily rate of more than £225 £300 £325
10% offered a daily rate of more than £550 £475 £500
UK excluding London median daily rate £390 £375 £350
% change year-on-year +4.00% +7.14%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £41.64 £40.00 £36.00
% change year-on-year +4.10% +11.11%  

JavaScript
Job Vacancy Trend in Croydon

The job posting trend of jobs advertised in Croydon citing JavaScript as a proportion of all contract or permanent IT jobs with a match in the Programming Languages category.

Job vacancy trend for JavaScript in Croydon

JavaScript
Contractor Daily Rate Trend in Croydon

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

Contractor daily rate trend for JavaScript in Croydon

JavaScript
Contractor Daily Rate Histogram in Croydon

The daily rate distribution of IT jobs citing JavaScript in Croydon over the 3 months to 27 March 2017.

Contractor daily rate histogram for JavaScript in Croydon

JavaScript
Contractor Hourly Rate Trend in Croydon

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

Contractor hourly rate trend for JavaScript in Croydon

JavaScript
Top 30 Related IT Skills in Croydon

For the 6 months to 27 March 2017, IT contractor jobs citing JavaScript 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 Croydon region with a requirement for JavaScript.

1 18 (54.55%) Agile Software Development
2 17 (51.52%) HTML
3 15 (45.45%) CSS
4 13 (39.39%) Java
5 8 (24.24%) SQL
6 7 (21.21%) MySQL
6 7 (21.21%) BusinessObjects
6 7 (21.21%) jQuery
7 6 (18.18%) Waterfall
7 6 (18.18%) REST
7 6 (18.18%) Photoshop
7 6 (18.18%) Crystal Reports
7 6 (18.18%) PHP
7 6 (18.18%) PL/SQL
7 6 (18.18%) TDD
7 6 (18.18%) Scrum
7 6 (18.18%) SDLC
8 5 (15.15%) Docker
8 5 (15.15%) User Experience
8 5 (15.15%) Front End Development
8 5 (15.15%) CMS
8 5 (15.15%) Content Management
8 5 (15.15%) .NET
8 5 (15.15%) C#
8 5 (15.15%) ASP.NET
8 5 (15.15%) Web Services
8 5 (15.15%) HTML5
9 4 (12.12%) Computer Science
9 4 (12.12%) Degree
9 4 (12.12%) SC Cleared

JavaScript
Top Related IT Skills in Croydon 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 5 (15.15%) CMS
2 2 (6.06%) Elasticsearch
3 1 (3.03%) SharePoint
Applications
1 6 (18.18%) Photoshop
2 1 (3.03%) MS Office
Business Applications
1 2 (6.06%) Dynamics CRM
Cloud Services
1 2 (6.06%) GitHub
2 1 (3.03%) Microsoft Azure
Database & Business Intelligence
1 7 (21.21%) BusinessObjects
1 7 (21.21%) MySQL
2 6 (18.18%) Crystal Reports
3 2 (6.06%) Relational Database
4 1 (3.03%) SQL Server
Development Applications
1 3 (9.09%) Git (software)
2 2 (6.06%) Protractor
2 2 (6.06%) Subversion
3 1 (3.03%) Axure RP
3 1 (3.03%) Bower
3 1 (3.03%) Burp Suite
3 1 (3.03%) Grunt
3 1 (3.03%) gulp
3 1 (3.03%) Jasmine
3 1 (3.03%) JIRA
3 1 (3.03%) JMeter
3 1 (3.03%) Karma Test Runner
3 1 (3.03%) WebDriver
General
1 1 (3.03%) Banking
1 1 (3.03%) Finance
1 1 (3.03%) Retail
1 1 (3.03%) Telecoms
Job Titles
1 25 (75.76%) Developer
2 9 (27.27%) JavaScript Developer
3 4 (12.12%) Analyst
3 4 (12.12%) Analyst Programmer
3 4 (12.12%) Front End Developer (Client-Side Developer)
3 4 (12.12%) Java Analyst Programmer
3 4 (12.12%) Java Programmer
3 4 (12.12%) Programmer
4 3 (9.09%) .NET Developer
4 3 (9.09%) HTML Developer
4 3 (9.09%) Node.js Developer
4 3 (9.09%) Web Developer
5 2 (6.06%) C# Developer
5 2 (6.06%) HTML CSS Developer
5 2 (6.06%) Java Developer
5 2 (6.06%) PHP Developer
5 2 (6.06%) PL/SQL Developer
5 2 (6.06%) Scala Developer
5 2 (6.06%) Senior Developer
5 2 (6.06%) SQL Developer
Libraries, Frameworks & Software Standards
1 17 (51.52%) HTML
2 15 (45.45%) CSS
3 7 (21.21%) jQuery
4 6 (18.18%) REST
5 5 (15.15%) .NET
5 5 (15.15%) ASP.NET
5 5 (15.15%) HTML5
5 5 (15.15%) Web Services
6 4 (12.12%) Node.js
6 4 (12.12%) RESTful
7 3 (9.09%) AngularJS
7 3 (9.09%) ASP.NET MVC
7 3 (9.09%) ASP.NET MVC 5
7 3 (9.09%) CSS3
7 3 (9.09%) Twitter Bootstrap
8 2 (6.06%) KnockoutJS
8 2 (6.06%) Play Framework
8 2 (6.06%) React
8 2 (6.06%) Sass
9 1 (3.03%) D3.js
Miscellaneous
1 5 (15.15%) User Experience
2 4 (12.12%) Computer Science
3 2 (6.06%) W3C
4 1 (3.03%) Freedom of Information
4 1 (3.03%) Management Information System
Processes & Methodologies
1 18 (54.55%) Agile Software Development
2 6 (18.18%) Scrum
2 6 (18.18%) SDLC
2 6 (18.18%) TDD
2 6 (18.18%) Waterfall
3 5 (15.15%) Content Management
3 5 (15.15%) Front End Development
4 4 (12.12%) Pair Programming
5 3 (9.09%) Dashboard Development
5 3 (9.09%) DevOps
5 3 (9.09%) E-Commerce
5 3 (9.09%) Exploratory Testing
5 3 (9.09%) MVC
5 3 (9.09%) OO
5 3 (9.09%) Web Development
6 2 (6.06%) Functional Programming
6 2 (6.06%) Microservices
6 2 (6.06%) Prototyping
6 2 (6.06%) Service Design
6 2 (6.06%) Software Engineering
Programming Languages
1 13 (39.39%) Java
2 8 (24.24%) SQL
3 6 (18.18%) PHP
3 6 (18.18%) PL/SQL
4 5 (15.15%) C#
5 4 (12.12%) Scala
6 1 (3.03%) C
6 1 (3.03%) ES6
6 1 (3.03%) Ruby
Qualifications
1 4 (12.12%) Degree
1 4 (12.12%) SC Cleared
1 4 (12.12%) Security Cleared
Quality Assurance & Compliance
1 1 (3.03%) QA
System Software
1 5 (15.15%) Docker
Systems Management
1 4 (12.12%) Kubernetes
2 1 (3.03%) ZABBIX
Vendors
1 3 (9.09%) HP
1 3 (9.09%) SAP
2 1 (3.03%) Microsoft
Croydon, Surrey
ARC IT Recruitment Ltd
Rate: £50000 per annum
Posted: 9 hours ago
Croydon, Surrey
People Source Consulting
Rate: £400 - £450 per day
Posted: 5 days ago