Period
to 21 November 2017

The following table provides summary statistics for contract job vacancies advertised in Watford 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 November 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.

JavaScript (including ECMAScript)
Hertfordshire > Watford
6 months to
21 Nov 2017
Same period 2016 Same period 2015
Rank 11 12 2
Rank change year-on-year +1 -10 +12
Contract jobs citing JavaScript 42 30 55
As % of all contract IT jobs advertised in Watford 9.55% 10.49% 22.27%
As % of the Programming Languages category 21.00% 28.57% 49.55%
Number of daily rates quoted 42 9 31
Watford median daily rate £390 £375 £363
Median daily rate % change year-on-year +4.00% +3.45% -6.75%
10th Percentile £265 £306 £294
90th Percentile £538 £480 £425
Hertfordshire median daily rate £400 £375 £363
% change year-on-year +6.67% +3.45% -3.33%
Number of hourly rates quoted 0 0 0
Watford median hourly rate - - -
Hertfordshire median hourly rate £15.00 £45.00 -
% change year-on-year -66.67% - -

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 Watford with a requirement for coding skills.

All Programming Languages
Watford
Contract vacancies with a requirement for coding skills 200 105 111
As % of all contract IT jobs advertised in Watford 45.45% 36.71% 44.94%
Number of daily rates quoted 106 40 51
Watford median daily rate £425 £413 £400
Median daily rate % change year-on-year +3.03% +3.13% +6.67%
10th Percentile £300 £229 £325
90th Percentile £603 £538 £438
Hertfordshire median daily rate £423 £390 £375
% change year-on-year +8.33% +4.00% +7.14%
Number of hourly rates quoted 3 0 0
Watford median hourly rate £40.00 - -
Hertfordshire median hourly rate £17.15 £49.75 £34.50
% change year-on-year -65.52% +44.20% +72.50%

JavaScript
Job Vacancy Trend in Watford

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

Job vacancy trend for JavaScript in Watford

JavaScript
Contractor Daily Rate Trend in Watford

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

Contractor daily rate trend for JavaScript in Watford

JavaScript
Contractor Daily Rate Histogram in Watford

The daily rate distribution of IT jobs citing JavaScript in Watford over the 6 months to 21 November 2017.

Contractor daily rate histogram for JavaScript in Watford

JavaScript
Contractor Hourly Rate Trend in Watford

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

Contractor hourly rate trend for JavaScript in Watford

For the 6 months to 21 November 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 Watford region with a requirement for JavaScript.

1 31 (73.81%) HTML
2 26 (61.90%) CSS
3 20 (47.62%) Java
4 17 (40.48%) HTML5
5 16 (38.10%) MVC
6 14 (33.33%) Agile Software Development
6 14 (33.33%) WebSphere
6 14 (33.33%) .NET
6 14 (33.33%) Front End Development
7 12 (28.57%) E-Commerce
8 10 (23.81%) JSON
8 10 (23.81%) Web Services
8 10 (23.81%) Git (software)
8 10 (23.81%) AngularJS
9 9 (21.43%) CSS3
9 9 (21.43%) J2EE
9 9 (21.43%) SQL
9 9 (21.43%) IBM
10 8 (19.05%) OO
10 8 (19.05%) C#
10 8 (19.05%) XML
10 8 (19.05%) Servlets
10 8 (19.05%) Continuous Integration
11 7 (16.67%) Spring
11 7 (16.67%) ASP.NET
11 7 (16.67%) EJB
11 7 (16.67%) Linux
11 7 (16.67%) BDD
11 7 (16.67%) React
12 6 (14.29%) WebSphere Cast Iron

JavaScript
Co-occurring IT Skills in Watford 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 14 (33.33%) WebSphere
2 5 (11.90%) Apache
3 4 (9.52%) CMS
3 4 (9.52%) WebSphere Application Server
4 3 (7.14%) nginx
5 2 (4.76%) Sitecore CMS
5 2 (4.76%) Umbraco
6 1 (2.38%) Adobe Experience Manager
6 1 (2.38%) Elasticsearch
6 1 (2.38%) MQSeries
6 1 (2.38%) SharePoint
6 1 (2.38%) SharePoint 2013
Business Applications
1 5 (11.90%) Magento
2 2 (4.76%) Dynamics CRM
2 2 (4.76%) SAP HCM
Cloud Services
1 4 (9.52%) SaaS
2 3 (7.14%) Amazon AWS
3 2 (4.76%) Boomi
3 2 (4.76%) SuccessFactors
4 1 (2.38%) Office 365
Communications & Networking
1 1 (2.38%) HTTP
1 1 (2.38%) HTTPS
1 1 (2.38%) Internet
Database & Business Intelligence
1 5 (11.90%) MongoDB
1 5 (11.90%) MySQL
1 5 (11.90%) PostgreSQL
2 4 (9.52%) Redis
3 3 (7.14%) NoSQL
3 3 (7.14%) Relational Database
4 2 (4.76%) Sybase ASE
5 1 (2.38%) Crystal Reports
5 1 (2.38%) DB2
5 1 (2.38%) Jackrabbit
5 1 (2.38%) RDBMS
Development Applications
1 10 (23.81%) Git (software)
2 4 (9.52%) Bitbucket
2 4 (9.52%) webpack
3 3 (7.14%) Grunt
3 3 (7.14%) gulp
3 3 (7.14%) IntelliJ
3 3 (7.14%) JUnit
3 3 (7.14%) Vagrant
3 3 (7.14%) Visual Studio Team System
4 1 (2.38%) Ant
4 1 (2.38%) Eclipse
4 1 (2.38%) JMeter
4 1 (2.38%) jMock
4 1 (2.38%) Log4j
4 1 (2.38%) Maven
4 1 (2.38%) Selenium
4 1 (2.38%) Subversion
4 1 (2.38%) Team Foundation Server
4 1 (2.38%) Visual Studio
4 1 (2.38%) WebSphere Studio Application Developer
General
1 5 (11.90%) Finance
2 3 (7.14%) Games
2 3 (7.14%) Interactive Media
3 1 (2.38%) Legal
3 1 (2.38%) Marketing
3 1 (2.38%) Retail
Job Titles
1 40 (95.24%) Developer
2 12 (28.57%) Java Developer
3 10 (23.81%) Front End Developer (Client-Side Developer)
4 4 (9.52%) Integration Developer
4 4 (9.52%) Lead Developer
4 4 (9.52%) Magento Developer
5 3 (7.14%) C++ Developer
5 3 (7.14%) C++ Software Developer
5 3 (7.14%) Consultant
5 3 (7.14%) JavaScript Developer
5 3 (7.14%) Senior C++ Developer
5 3 (7.14%) Senior Developer
5 3 (7.14%) Senior Software Developer
5 3 (7.14%) Software Developer
5 3 (7.14%) WebSphere Developer
6 2 (4.76%) .NET Developer
6 2 (4.76%) Java Consultant
6 2 (4.76%) Ruby Developer
6 2 (4.76%) Sitecore Developer
6 2 (4.76%) WebSphere Consultant
Libraries, Frameworks & Software Standards
1 31 (73.81%) HTML
2 26 (61.90%) CSS
3 17 (40.48%) HTML5
4 14 (33.33%) .NET
5 10 (23.81%) AngularJS
5 10 (23.81%) JSON
5 10 (23.81%) Web Services
6 9 (21.43%) CSS3
6 9 (21.43%) J2EE
7 8 (19.05%) Servlets
7 8 (19.05%) XML
8 7 (16.67%) ASP.NET
8 7 (16.67%) EJB
8 7 (16.67%) React
8 7 (16.67%) Spring
9 6 (14.29%) jQuery
9 6 (14.29%) REST
9 6 (14.29%) RESTful
9 6 (14.29%) XHTML
9 6 (14.29%) XSLT
Miscellaneous
1 6 (14.29%) DataPower
2 4 (9.52%) Greenfield Project
3 3 (7.14%) Computer Science
3 3 (7.14%) NHS
4 2 (4.76%) Mobile App
5 1 (2.38%) User Experience
Operating Systems
1 7 (16.67%) Linux
2 2 (4.76%) Windows
3 1 (2.38%) HPUX
3 1 (2.38%) Solaris
3 1 (2.38%) Unix
Processes & Methodologies
1 16 (38.10%) MVC
2 14 (33.33%) Agile Software Development
2 14 (33.33%) Front End Development
3 12 (28.57%) E-Commerce
4 8 (19.05%) Continuous Integration
4 8 (19.05%) OO
5 7 (16.67%) BDD
6 6 (14.29%) Open Source
6 6 (14.29%) Software Engineering
6 6 (14.29%) Web Development
7 5 (11.90%) API Development
7 5 (11.90%) Microservices
7 5 (11.90%) Scrum
8 4 (9.52%) DevOps
8 4 (9.52%) Kanban
8 4 (9.52%) Test Automation
9 3 (7.14%) Multithreading
9 3 (7.14%) Pair Programming
9 3 (7.14%) Refactoring
9 3 (7.14%) TDD
Programming Languages
1 20 (47.62%) Java
2 9 (21.43%) SQL
3 8 (19.05%) C#
4 4 (9.52%) PHP
4 4 (9.52%) Ruby
5 3 (7.14%) C++
5 3 (7.14%) Groovy
6 2 (4.76%) T-SQL
7 1 (2.38%) Bash Shell
7 1 (2.38%) C
7 1 (2.38%) Perl
7 1 (2.38%) PowerShell
7 1 (2.38%) Python
Qualifications
1 4 (9.52%) Degree
2 3 (7.14%) Computer Science Degree
Quality Assurance & Compliance
1 3 (7.14%) QA
Systems Management
1 6 (14.29%) WebSphere Cast Iron
2 4 (9.52%) Ansible
Vendors
1 9 (21.43%) IBM
2 5 (11.90%) hybris
3 4 (9.52%) Zend
4 3 (7.14%) New Relic
5 2 (4.76%) Dell
5 2 (4.76%) SAP
5 2 (4.76%) Sitecore
5 2 (4.76%) Sybase
6 1 (2.38%) ATG
6 1 (2.38%) Blue Martini
6 1 (2.38%) Demandware
6 1 (2.38%) Elastic Path
6 1 (2.38%) Nintex
6 1 (2.38%) Oracle