The following table provides summary statistics for contract job vacancies advertised in Cardiff with a requirement for CSS skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited CSS over the 3 months to 28 June 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.

CSS (Cascading Style Sheets)
South Wales / Cardiff
3 months to
28 Jun 2017
Same period 2016 Same period 2015
Rank 23 13 16
Rank change year-on-year -10 +3  
Contract jobs citing CSS 18 29 28
As % of all contract IT jobs advertised in Cardiff 5.49% 10.43% 8.41%
As % of the Libraries, Frameworks & Software Standards category 21.43% 33.33% 26.42%
Number of daily rates quoted 10 20 24
Median daily rate £315 £389 £350
Median daily rate % change year-on-year -18.97% +11.07%  
90% offered a daily rate of more than £302 £319 £215
10% offered a daily rate of more than £416 £513 £425
UK excluding London median daily rate £375 £350 £325
% change year-on-year +7.14% +7.69%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £38.50 £26.25 £36.00
% change year-on-year +46.66% -27.08%  

CSS is in the industry standards, technical specifications and software library and framework skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Cardiff with a requirement for industry standards, technical specifications and software library and framework skills.

Contract Software Library & Framework Skills
Cardiff
Contract job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 84 87 106
As % of all contract IT job vacancies advertised in Cardiff 25.61% 31.29% 31.83%
Number of daily rates quoted 307 238 498
Median daily rate £363 £400 £350
Median daily rate % change year-on-year -9.37% +14.28%  
90% offered a daily rate of more than £313 £269 £200
10% offered a daily rate of more than £412 £513 £450
UK excluding London median daily rate £390 £375 £350
% change year-on-year +4.00% +7.14%  
Number of hourly rates quoted 1 0 0
Median hourly rate £16.28 - -
UK excluding London median hourly rate £42.50 £36.00 £40.00
% change year-on-year +18.05% -10.00%  

CSS
Job Vacancy Trend in Cardiff

Job postings citing CSS as a percentage of all IT jobs advertised in Cardiff.

Job vacancy trend for CSS in Cardiff

CSS
Contractor Daily Rate Trend in Cardiff

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

Contractor daily rate trend for CSS in Cardiff

CSS
Contractor Daily Rate Histogram in Cardiff

The daily rate distribution of IT jobs citing CSS in Cardiff over the 3 months to 28 June 2017.

Contractor daily rate histogram for CSS in Cardiff

CSS
Contractor Hourly Rate Trend in Cardiff

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

Contractor hourly rate trend for CSS in Cardiff

For the 6 months to 28 June 2017, IT contractor jobs citing CSS 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 Cardiff region with a requirement for CSS.

1 45 (100.00%) HTML
2 43 (95.56%) JavaScript
3 33 (73.33%) HTML5
4 31 (68.89%) CSS3
5 26 (57.78%) jQuery
6 22 (48.89%) AngularJS
6 22 (48.89%) Ajax
7 19 (42.22%) Web Development
7 19 (42.22%) Agile Software Development
8 16 (35.56%) Front End Development
9 11 (24.44%) Sass
9 11 (24.44%) SQL
10 10 (22.22%) PHP
10 10 (22.22%) React
11 9 (20.00%) User Experience
11 9 (20.00%) .NET
11 9 (20.00%) TDD
11 9 (20.00%) Git (software)
12 8 (17.78%) RESTful
12 8 (17.78%) Continuous Integration
12 8 (17.78%) Zend
12 8 (17.78%) Responsive Web Design
12 8 (17.78%) Twitter Bootstrap
12 8 (17.78%) Node.js
12 8 (17.78%) MySQL
12 8 (17.78%) C#
13 7 (15.56%) ASP.NET
13 7 (15.56%) Adobe
13 7 (15.56%) Web Design
13 7 (15.56%) KnockoutJS

CSS
Co-occurring IT Skills in Cardiff 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 6 (13.33%) Apache
2 3 (6.67%) CMS
2 3 (6.67%) SharePoint
3 2 (4.44%) Confluence
3 2 (4.44%) Drupal
3 2 (4.44%) Sitecore CMS
4 1 (2.22%) Adobe Experience Manager
4 1 (2.22%) SharePoint 2013
4 1 (2.22%) WebLogic
Applications
1 1 (2.22%) Photoshop
Cloud Services
1 1 (2.22%) Amazon AWS
1 1 (2.22%) BrowserStack
1 1 (2.22%) Microsoft Azure
Database & Business Intelligence
1 8 (17.78%) MySQL
2 6 (13.33%) SQL Server
3 2 (4.44%) SQL Server 2005
4 1 (2.22%) Couchbase
4 1 (2.22%) MongoDB
4 1 (2.22%) NoSQL
4 1 (2.22%) SQL Server 2008
4 1 (2.22%) SQL Server 2012
Development Applications
1 9 (20.00%) Git (software)
2 3 (6.67%) Jenkins
3 2 (4.44%) Cucumber
3 2 (4.44%) gulp
3 2 (4.44%) Jasmine
3 2 (4.44%) JIRA
3 2 (4.44%) Selenium
3 2 (4.44%) Visual Studio
4 1 (2.22%) Babel
4 1 (2.22%) JBehave
4 1 (2.22%) MbUnit
4 1 (2.22%) Mercurial
4 1 (2.22%) Mocha
4 1 (2.22%) MSTest
4 1 (2.22%) NUnit
4 1 (2.22%) Protractor
4 1 (2.22%) SpecFlow
4 1 (2.22%) Subversion
4 1 (2.22%) TeamCity
4 1 (2.22%) WebDriver
General
1 2 (4.44%) Advertising
1 2 (4.44%) Banking
1 2 (4.44%) Telecoms
2 1 (2.22%) Investment Banking
2 1 (2.22%) Marketing
Job Titles
1 44 (97.78%) Developer
2 12 (26.67%) Front End Developer (Client-Side Developer)
3 10 (22.22%) Web Developer
4 8 (17.78%) PHP Developer
4 8 (17.78%) PHP Zend Developer
5 7 (15.56%) Angular Developer
6 5 (11.11%) PHP Web Developer
7 4 (8.89%) .NET Developer
7 4 (8.89%) HTML CSS Developer
7 4 (8.89%) HTML Developer
8 3 (6.67%) Senior Developer
8 3 (6.67%) ServiceNow Developer
9 2 (4.44%) Drupal Developer
9 2 (4.44%) Front End Web Developer (Client-Side Developer)
9 2 (4.44%) Java Developer
9 2 (4.44%) Sitecore Developer
10 1 (2.22%) Full Stack Developer
10 1 (2.22%) Node.js Developer
10 1 (2.22%) Senior Sitecore Developer
10 1 (2.22%) Senior Web Developer
Libraries, Frameworks & Software Standards
1 45 (100.00%) HTML
2 33 (73.33%) HTML5
3 31 (68.89%) CSS3
4 26 (57.78%) jQuery
5 22 (48.89%) Ajax
5 22 (48.89%) AngularJS
6 11 (24.44%) Sass
7 10 (22.22%) React
8 9 (20.00%) .NET
9 8 (17.78%) Node.js
9 8 (17.78%) RESTful
9 8 (17.78%) Twitter Bootstrap
10 7 (15.56%) ASP.NET
10 7 (15.56%) KnockoutJS
11 6 (13.33%) LAMP
11 6 (13.33%) XML
11 6 (13.33%) Zend Framework
12 5 (11.11%) ASP.NET Web API
12 5 (11.11%) Backbone.js
12 5 (11.11%) Durandal
Miscellaneous
1 9 (20.00%) User Experience
2 5 (11.11%) Client/Server
3 4 (8.89%) CMDB
4 3 (6.67%) Greenfield Project
5 2 (4.44%) W3C
6 1 (2.22%) Digital Media
6 1 (2.22%) Fintech
Operating Systems
1 1 (2.22%) Windows
Processes & Methodologies
1 19 (42.22%) Agile Software Development
1 19 (42.22%) Web Development
2 16 (35.56%) Front End Development
3 9 (20.00%) TDD
4 8 (17.78%) Continuous Integration
4 8 (17.78%) Responsive Web Design
5 7 (15.56%) Test Scripting
5 7 (15.56%) Web Design
6 6 (13.33%) BDD
6 6 (13.33%) MVC
6 6 (13.33%) OOP
6 6 (13.33%) Wireframes
7 5 (11.11%) Cross-Browser Compatibility
7 5 (11.11%) Workflow
8 4 (8.89%) Asset Management
8 4 (8.89%) DevOps
8 4 (8.89%) Problem Management
8 4 (8.89%) Release Management
8 4 (8.89%) Root Cause Analysis
8 4 (8.89%) Test Automation
Programming Languages
1 43 (95.56%) JavaScript
2 11 (24.44%) SQL
3 10 (22.22%) PHP
4 8 (17.78%) C#
5 4 (8.89%) T-SQL
6 3 (6.67%) Java
7 2 (4.44%) Python
7 2 (4.44%) TypeScript
7 2 (4.44%) VB.NET
Qualifications
1 3 (6.67%) ITIL Certification
1 3 (6.67%) Security Cleared
2 2 (4.44%) SC Cleared
3 1 (2.22%) BPSS Clearance
3 1 (2.22%) Degree
3 1 (2.22%) DV Cleared
3 1 (2.22%) Master's Degree
Quality Assurance & Compliance
1 1 (2.22%) Disclosure Scotland
1 1 (2.22%) WAI
1 1 (2.22%) WCAG
System Software
1 6 (13.33%) Docker
Vendors
1 8 (17.78%) Zend
2 7 (15.56%) Adobe
3 5 (11.11%) ServiceNow
4 4 (8.89%) Microsoft
5 2 (4.44%) Sitecore