Period
to 24 November 2017

The following table provides summary statistics for contract job vacancies advertised in Welwyn Garden City with a requirement for CSS skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited CSS over the 6 months to 24 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.

CSS (Cascading Style Sheets)
Hertfordshire > Welwyn Garden City
6 months to
24 Nov 2017
Same period 2016 Same period 2015
Rank 11 22 14
Rank change year-on-year +11 -8 +4
Contract jobs citing CSS 12 4 10
As % of all contract IT jobs advertised in Welwyn Garden City 8.96% 2.55% 8.62%
As % of the Libraries, Frameworks & Software Standards category 36.36% 23.53% 28.57%
Number of daily rates quoted 11 0 1
Welwyn Garden City median daily rate £425 - £375
10th Percentile £263 - £363
90th Percentile £538 - £388
Hertfordshire median daily rate £388 £345 £313
% change year-on-year +12.32% +10.40% -13.79%
Number of hourly rates quoted 0 0 0
Welwyn Garden City median hourly rate - - -
Hertfordshire median hourly rate £15.00 - £12.50

CSS is in the Software Libraries and Frameworks category. The following 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 technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
Welwyn Garden City
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 33 17 35
As % of all contract IT jobs advertised in Welwyn Garden City 24.63% 10.83% 30.17%
Number of daily rates quoted 27 8 19
Welwyn Garden City median daily rate £425 £363 £425
Median daily rate % change year-on-year +17.24% -14.71% +10.39%
10th Percentile £250 £273 £300
90th Percentile £585 £538 £567
Hertfordshire median daily rate £425 £400 £375
% change year-on-year +6.25% +6.67% +3.09%
Number of hourly rates quoted 0 0 0
Welwyn Garden City median hourly rate - - -
Hertfordshire median hourly rate £15.00 £34.81 £20.94
% change year-on-year -56.91% +66.29% -49.55%

CSS
Job Vacancy Trend in Welwyn Garden City

Job postings citing CSS as a percentage of all IT jobs advertised in Welwyn Garden City.

Job vacancy trend for CSS in Welwyn Garden City

CSS
Contractor Daily Rate Trend in Welwyn Garden City

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

Contractor daily rate trend for CSS in Welwyn Garden City

CSS
Contractor Daily Rate Histogram in Welwyn Garden City

The daily rate distribution of IT jobs citing CSS in Welwyn Garden City over the 6 months to 24 November 2017.

Contractor daily rate histogram for CSS in Welwyn Garden City

For the 6 months to 24 November 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 Welwyn Garden City region with a requirement for CSS.

1 12 (100.00%) HTML
2 10 (83.33%) HTML5
3 8 (66.67%) Responsive Web Design
3 8 (66.67%) E-Commerce
4 7 (58.33%) Flash
4 7 (58.33%) SLA
4 7 (58.33%) Adobe
4 7 (58.33%) Degree
4 7 (58.33%) Adobe After Effects
4 7 (58.33%) Marketing
4 7 (58.33%) User Experience
4 7 (58.33%) Adobe Creative Cloud
4 7 (58.33%) Xerox
4 7 (58.33%) Wireframes
4 7 (58.33%) Root Cause Analysis
4 7 (58.33%) Strategic Thinking
5 4 (33.33%) JavaScript
5 4 (33.33%) Front End Development
6 3 (25.00%) SOLID
6 3 (25.00%) gulp
6 3 (25.00%) Microservices
6 3 (25.00%) React
6 3 (25.00%) Spring Boot
6 3 (25.00%) Dropwizard
6 3 (25.00%) Hystrix
6 3 (25.00%) Digital Transformation Programme
6 3 (25.00%) Web Services
6 3 (25.00%) Java
6 3 (25.00%) SOA
6 3 (25.00%) IntelliJ

CSS
Co-occurring 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:

Applications
1 7 (58.33%) Adobe After Effects
2 1 (8.33%) Adobe Illustrator
2 1 (8.33%) Photoshop
Cloud Services
1 7 (58.33%) Adobe Creative Cloud
2 3 (25.00%) Amazon AWS
Communications & Networking
1 1 (8.33%) Firewall
1 1 (8.33%) HTTP
1 1 (8.33%) Internet
1 1 (8.33%) SSL
Database & Business Intelligence
1 3 (25.00%) MongoDB
Development Applications
1 3 (25.00%) Git (software)
1 3 (25.00%) Grunt
1 3 (25.00%) gulp
1 3 (25.00%) IntelliJ
General
1 7 (58.33%) Marketing
2 1 (8.33%) Retail
Job Titles
1 8 (66.67%) Designer
2 5 (41.67%) Digital Designer
3 3 (25.00%) Developer
3 3 (25.00%) Java Developer
3 3 (25.00%) UX Designer
4 1 (8.33%) Graphic Designer
4 1 (8.33%) Security Engineer
Libraries, Frameworks & Software Standards
1 12 (100.00%) HTML
2 10 (83.33%) HTML5
3 7 (58.33%) Flash
4 3 (25.00%) AngularJS
4 3 (25.00%) Dropwizard
4 3 (25.00%) Hystrix
4 3 (25.00%) Play Framework
4 3 (25.00%) React
4 3 (25.00%) Scalatra
4 3 (25.00%) Spring
4 3 (25.00%) Spring Boot
4 3 (25.00%) Web Services
5 1 (8.33%) Regular Expression
Miscellaneous
1 7 (58.33%) User Experience
2 1 (8.33%) Graphic Design
2 1 (8.33%) Security Operations Centre
2 1 (8.33%) Social Media
Operating Systems
1 1 (8.33%) Linux
1 1 (8.33%) Unix
1 1 (8.33%) Windows
1 1 (8.33%) Windows Server
Processes & Methodologies
1 8 (66.67%) E-Commerce
1 8 (66.67%) Responsive Web Design
2 7 (58.33%) Root Cause Analysis
2 7 (58.33%) Strategic Thinking
2 7 (58.33%) Wireframes
3 4 (33.33%) Front End Development
4 3 (25.00%) BDD
4 3 (25.00%) Continuous Integration
4 3 (25.00%) Digital Transformation Programme
4 3 (25.00%) Domain-Driven Design
4 3 (25.00%) Kanban
4 3 (25.00%) Microservices
4 3 (25.00%) MVC
4 3 (25.00%) Refactoring
4 3 (25.00%) Scrum
4 3 (25.00%) Software Engineering
4 3 (25.00%) SOLID
4 3 (25.00%) Test Automation
4 3 (25.00%) Web Application Development
4 3 (25.00%) Web Development
Programming Languages
1 4 (33.33%) JavaScript
2 3 (25.00%) Groovy
2 3 (25.00%) Java
3 1 (8.33%) Perl
3 1 (8.33%) Python
3 1 (8.33%) Shell Script
3 1 (8.33%) SQL
Qualifications
1 7 (58.33%) Degree
Quality Assurance & Compliance
1 7 (58.33%) SLA
2 3 (25.00%) QA
System Software
1 1 (8.33%) Virtual Desktop
Systems Management
1 1 (8.33%) Symantec Endpoint Protection
Vendors
1 7 (58.33%) Adobe
1 7 (58.33%) Xerox
2 3 (25.00%) New Relic
3 1 (8.33%) EMC
3 1 (8.33%) FireEye
3 1 (8.33%) Intel
3 1 (8.33%) McAfee
3 1 (8.33%) Symantec