The following table provides summary statistics for contract job vacancies advertised in Welwyn Garden City 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 26 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
26 Mar 2017
Same period 2016 Same period 2015
JavaScript (including ECMAScript)
Hertfordshire / Welwyn Garden City
Rank 12 6 -
Rank change year-on-year -6 -  
Contract jobs citing JavaScript 3 7 0
As % of all contract IT jobs advertised in Welwyn Garden City 5.56% 11.86% -
As % of the Programming Languages category 13.64% 46.67% -
Number of daily rates quoted 2 4 0
Median daily rate £488 £335 -
Median daily rate % change year-on-year +45.52% -  
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 Welwyn Garden City with a requirement for programming language skills.

Contract Programming Language Skills
Welwyn Garden City
Contract job vacancies with a requirement for programming language skills 22 15 19
As % of all contract IT job vacancies advertised in Welwyn Garden City 40.74% 25.42% 59.38%
Number of daily rates quoted 12 6 3
Median daily rate £395 £345 £378
Median daily rate % change year-on-year +14.49% -8.60%  
90% offered a daily rate of more than £325 £320 £356
10% offered a daily rate of more than £575 £400 £406
UK excluding London median daily rate £390 £375 £350
% change year-on-year +4.00% +7.14%  
Number of hourly rates quoted 0 1 0
Median hourly rate - £9.23 -
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 Welwyn Garden City

The job posting trend of jobs advertised in Welwyn Garden City 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 Welwyn Garden City

JavaScript
Contractor Daily Rate Trend in Welwyn Garden City

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

Contractor daily rate trend for JavaScript in Welwyn Garden City

JavaScript
Contractor Hourly Rate Trend in Welwyn Garden City

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

Contractor hourly rate trend for JavaScript in Welwyn Garden City

JavaScript
Top 30 Related IT Skills in Welwyn Garden City

For the 6 months to 26 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 Welwyn Garden City region with a requirement for JavaScript.

1 7 (87.50%) HTML
1 7 (87.50%) CSS
2 6 (75.00%) Agile Software Development
2 6 (75.00%) TDD
2 6 (75.00%) Git (software)
3 5 (62.50%) BDD
3 5 (62.50%) JIRA
3 5 (62.50%) XML
4 4 (50.00%) Retail
4 4 (50.00%) Web Design
4 4 (50.00%) Front End Development
5 3 (37.50%) User Experience
5 3 (37.50%) HTML5
5 3 (37.50%) Scrum
5 3 (37.50%) JSON
5 3 (37.50%) Node.js
5 3 (37.50%) REST
5 3 (37.50%) CSS3
5 3 (37.50%) Responsive Web Design
5 3 (37.50%) Web Development
5 3 (37.50%) C#
5 3 (37.50%) OO
5 3 (37.50%) E-Commerce
6 2 (25.00%) OOP
6 2 (25.00%) XHTML
6 2 (25.00%) SOAP
6 2 (25.00%) TCP/IP
6 2 (25.00%) TeamSite
6 2 (25.00%) EMV
6 2 (25.00%) W3C

JavaScript
Top Related IT Skills in Welwyn Garden City 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 2 (25.00%) CMS
1 2 (25.00%) IIS
1 2 (25.00%) Magnolia
2 1 (12.50%) Drupal
2 1 (12.50%) Elasticsearch
2 1 (12.50%) nginx
Applications
1 2 (25.00%) Photoshop
Cloud Services
1 1 (12.50%) Amazon AWS
1 1 (12.50%) PaaS
Communications & Networking
1 2 (25.00%) TCP/IP
Database & Business Intelligence
1 2 (25.00%) Relational Database
1 2 (25.00%) SQL Server
1 2 (25.00%) SQL Server 2012
2 1 (12.50%) MySQL
2 1 (12.50%) NoSQL
2 1 (12.50%) Redis
Development Applications
1 6 (75.00%) Git (software)
2 5 (62.50%) JIRA
3 2 (25.00%) Atlassian Bamboo
3 2 (25.00%) FxCop
3 2 (25.00%) Grunt
3 2 (25.00%) gulp
3 2 (25.00%) Moq
3 2 (25.00%) ReSharper
3 2 (25.00%) StyleCop
4 1 (12.50%) Ant
4 1 (12.50%) Gradle
4 1 (12.50%) Jenkins
4 1 (12.50%) Maven
4 1 (12.50%) Vagrant
General
1 4 (50.00%) Retail
2 1 (12.50%) Interactive Media
2 1 (12.50%) Multimedia
Job Titles
1 7 (87.50%) Developer
2 3 (37.50%) Front End Developer (Client-Side Developer)
3 2 (25.00%) .NET Developer
3 2 (25.00%) ASP.NET Developer
3 2 (25.00%) ASP.NET MVC Developer
3 2 (25.00%) C# .NET Developer
3 2 (25.00%) C# ASP.NET Developer
3 2 (25.00%) C# Developer
3 2 (25.00%) JavaScript Developer
3 2 (25.00%) Web Developer
4 1 (12.50%) Architect
4 1 (12.50%) Front End Web Developer (Client-Side Developer)
4 1 (12.50%) HTML CSS Developer
4 1 (12.50%) HTML Developer
4 1 (12.50%) Java Developer
4 1 (12.50%) Node.js Developer
4 1 (12.50%) Senior Developer
4 1 (12.50%) Senior Front-End Developer
4 1 (12.50%) UI Developer
4 1 (12.50%) Web UI Developer
Libraries, Frameworks & Software Standards
1 7 (87.50%) CSS
1 7 (87.50%) HTML
2 5 (62.50%) XML
3 3 (37.50%) CSS3
3 3 (37.50%) HTML5
3 3 (37.50%) JSON
3 3 (37.50%) Node.js
3 3 (37.50%) REST
4 2 (25.00%) .NET Framework
4 2 (25.00%) AngularJS
4 2 (25.00%) ASP.NET MVC
4 2 (25.00%) ASP.NET Web API
4 2 (25.00%) AutoMapper
4 2 (25.00%) Dapper ORM
4 2 (25.00%) Entity Framework
4 2 (25.00%) jQuery
4 2 (25.00%) LINQ
4 2 (25.00%) React
4 2 (25.00%) Sass
4 2 (25.00%) WCF
Miscellaneous
1 3 (37.50%) User Experience
2 2 (25.00%) Contactless
2 2 (25.00%) EMV
2 2 (25.00%) W3C
3 1 (12.50%) Algorithms
3 1 (12.50%) Analytical Skills
3 1 (12.50%) Computer Science
3 1 (12.50%) Data Structures
3 1 (12.50%) Digital Media
3 1 (12.50%) FMCG
3 1 (12.50%) iPad
Operating Systems
1 1 (12.50%) Linux
Processes & Methodologies
1 6 (75.00%) Agile Software Development
1 6 (75.00%) TDD
2 5 (62.50%) BDD
3 4 (50.00%) Front End Development
3 4 (50.00%) Web Design
4 3 (37.50%) E-Commerce
4 3 (37.50%) OO
4 3 (37.50%) Responsive Web Design
4 3 (37.50%) Scrum
4 3 (37.50%) Web Development
5 2 (25.00%) API Development
5 2 (25.00%) Code Coverage
5 2 (25.00%) Dependency Injection
5 2 (25.00%) MVC
5 2 (25.00%) Project Management
5 2 (25.00%) SEO
5 2 (25.00%) SOLID
5 2 (25.00%) Stakeholder Management
5 2 (25.00%) Unit Testing
5 2 (25.00%) Wireframes
Programming Languages
1 3 (37.50%) C#
2 2 (25.00%) Go
2 2 (25.00%) Java
2 2 (25.00%) VBScript
3 1 (12.50%) C++
3 1 (12.50%) Clojure
3 1 (12.50%) Lua
3 1 (12.50%) Python
3 1 (12.50%) Rust
3 1 (12.50%) SQL
Quality Assurance & Compliance
1 2 (25.00%) WAI
2 1 (12.50%) QA
System Software
1 1 (12.50%) Docker
Systems Management
1 2 (25.00%) TeamSite
2 1 (12.50%) Ansible
2 1 (12.50%) Opscode Chef
2 1 (12.50%) Puppet
Vendors
1 2 (25.00%) Atlassian
2 1 (12.50%) Xerox