Period
to 18 November 2017

The following table provides summary statistics for contract job vacancies advertised in Hertfordshire 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 18 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)
East of England > Hertfordshire
6 months to
18 Nov 2017
Same period 2016 Same period 2015
Rank 19 32 31
Rank change year-on-year +13 -1 -18
Contract jobs citing CSS 111 65 89
As % of all contract IT jobs advertised in Hertfordshire 7.09% 4.67% 5.47%
As % of the Libraries, Frameworks & Software Standards category 29.21% 20.50% 22.47%
Number of daily rates quoted 90 32 75
Hertfordshire median daily rate £390 £345 £313
Median daily rate % change year-on-year +13.04% +10.40% -13.79%
10th Percentile £263 £185 £170
90th Percentile £538 £494 £388
East of England median daily rate £368 £350 £345
% change year-on-year +5.00% +1.45% -4.17%
Number of hourly rates quoted 1 0 2
Hertfordshire median hourly rate £15.00 - £12.50
East of England median hourly rate £40.00 £33.73 £18.25
% change year-on-year +18.61% +84.79% -23.96%

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 Hertfordshire with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
Hertfordshire
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 380 317 396
As % of all contract IT jobs advertised in Hertfordshire 24.28% 22.79% 24.35%
Number of daily rates quoted 215 185 208
Hertfordshire median daily rate £425 £400 £375
Median daily rate % change year-on-year +6.25% +6.67% +3.09%
10th Percentile £265 £263 £225
90th Percentile £588 £538 £504
East of England median daily rate £425 £400 £383
% change year-on-year +6.25% +4.58% +2.00%
Number of hourly rates quoted 1 2 10
Hertfordshire median hourly rate £15.00 £34.81 £20.94
Median hourly rate % change year-on-year -56.91% +66.29% -49.55%
East of England median hourly rate £42.75 £36.00 £37.50
% change year-on-year +18.75% -4.00% +7.91%

CSS
Job Vacancy Trend in Hertfordshire

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

Job vacancy trend for CSS in Hertfordshire

CSS
Contractor Daily Rate Trend in Hertfordshire

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

Contractor daily rate trend for CSS in Hertfordshire

CSS
Contractor Daily Rate Histogram in Hertfordshire

The daily rate distribution of IT jobs citing CSS in Hertfordshire over the 6 months to 18 November 2017.

Contractor daily rate histogram for CSS in Hertfordshire

CSS
Contractor Hourly Rate Trend in Hertfordshire

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

Contractor hourly rate trend for CSS in Hertfordshire

CSS
Contract Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing CSS within the Hertfordshire region over the 6 months to 18 November 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Watford +3 42 £388 +10.71% 6
Welwyn Garden City +10 12 £425 -
Letchworth +3 10 £388 +19.23% 2
Rickmansworth +3 8 £370 - 1
Hemel Hempstead +5 4 £388 - 8
Hatfield -4 4 £400 -20.00% 2
Borehamwood -2 3 £275 +49.66%
Stevenage -4 3 - - 1
St Albans -4 2 £390 +4.00% 3
Hertford - 2 £319 -
Berkhamsted - 1 - -
CSS
East of England

For the 6 months to 18 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 Hertfordshire region with a requirement for CSS.

1 109 (98.20%) HTML
2 85 (76.58%) JavaScript
3 45 (40.54%) .NET
4 42 (37.84%) HTML5
5 41 (36.94%) jQuery
6 39 (35.14%) C#
7 35 (31.53%) MVC
8 31 (27.93%) Agile Software Development
9 27 (24.32%) E-Commerce
10 25 (22.52%) ASP.NET
10 25 (22.52%) Web Development
10 25 (22.52%) Git (software)
11 23 (20.72%) SQL Server
11 23 (20.72%) SQL
12 22 (19.82%) AngularJS
13 20 (18.02%) Front End Development
13 20 (18.02%) Web Services
13 20 (18.02%) CSS3
14 18 (16.22%) User Experience
14 18 (16.22%) ASP.NET Web API
15 17 (15.32%) Scrum
15 17 (15.32%) .NET Framework
15 17 (15.32%) Ajax
15 17 (15.32%) WCF
16 16 (14.41%) Marketing
16 16 (14.41%) Finance
16 16 (14.41%) XML
17 15 (13.51%) Java
17 15 (13.51%) MySQL
17 15 (13.51%) Oracle

CSS
Co-occurring IT Skills in Hertfordshire 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 13 (11.71%) SharePoint
2 9 (8.11%) IIS
3 7 (6.31%) CMS
4 6 (5.41%) Adobe Experience Manager
5 5 (4.50%) Apache
6 4 (3.60%) WebSphere
6 4 (3.60%) WebSphere Application Server
7 3 (2.70%) nginx
8 2 (1.80%) K2 blackpearl
8 2 (1.80%) SharePoint 2013
9 1 (0.90%) Commerce Server
9 1 (0.90%) NServiceBus
9 1 (0.90%) Oracle SOA Suite
9 1 (0.90%) SharePoint 2010
Applications
1 7 (6.31%) Adobe After Effects
1 7 (6.31%) Photoshop
2 5 (4.50%) Microsoft Excel
2 5 (4.50%) Microsoft Office
3 1 (0.90%) Adobe Illustrator
Business Applications
1 5 (4.50%) Magento
2 3 (2.70%) Dynamics CRM
3 1 (0.90%) Maximo
Cloud Services
1 9 (8.11%) Amazon AWS
2 7 (6.31%) Adobe Creative Cloud
3 5 (4.50%) Microsoft Azure
3 5 (4.50%) SaaS
4 3 (2.70%) Office 365
Communications & Networking
1 4 (3.60%) HTTP
2 3 (2.70%) Firewall
2 3 (2.70%) SSL
3 2 (1.80%) Internet
4 1 (0.90%) DNS
4 1 (0.90%) IMAP
4 1 (0.90%) SMTP
4 1 (0.90%) TCP/IP
Database & Business Intelligence
1 23 (20.72%) SQL Server
2 15 (13.51%) MySQL
3 11 (9.91%) MongoDB
4 7 (6.31%) SQL Server Reporting Services
5 5 (4.50%) Relational Database
5 5 (4.50%) SQL Server 2008
6 4 (3.60%) PostgreSQL
6 4 (3.60%) Redis
6 4 (3.60%) SQL Server 2012
7 3 (2.70%) NoSQL
7 3 (2.70%) SQL Server 2005
7 3 (2.70%) SQL Server 2014
8 2 (1.80%) Oracle Reports
9 1 (0.90%) BusinessObjects
9 1 (0.90%) Oracle Database
9 1 (0.90%) QlikView
9 1 (0.90%) SAP Data Services
Development Applications
1 25 (22.52%) Git (software)
2 11 (9.91%) Subversion
3 9 (8.11%) Team Foundation Server
4 8 (7.21%) Visual Studio
5 6 (5.41%) Grunt
5 6 (5.41%) gulp
5 6 (5.41%) IntelliJ
6 5 (4.50%) webpack
7 4 (3.60%) Bitbucket
7 4 (3.60%) Visual Studio Team System
8 3 (2.70%) Atlassian Bamboo
8 3 (2.70%) FxCop
8 3 (2.70%) JIRA
8 3 (2.70%) Moq
8 3 (2.70%) PHPUnit
8 3 (2.70%) ReSharper
8 3 (2.70%) StyleCop
8 3 (2.70%) Vagrant
8 3 (2.70%) VSS/SourceSafe
9 2 (1.80%) NUnit
General
1 16 (14.41%) Finance
1 16 (14.41%) Marketing
2 7 (6.31%) Games
3 6 (5.41%) Automotive
3 6 (5.41%) Retail
4 3 (2.70%) Interactive Media
4 3 (2.70%) Publishing
5 1 (0.90%) Advertising
5 1 (0.90%) Back Office
5 1 (0.90%) Front Office
5 1 (0.90%) Legal
Job Titles
1 83 (74.77%) Developer
2 22 (19.82%) .NET Developer
3 18 (16.22%) Lead Developer
4 13 (11.71%) Lead .NET Developer
5 12 (10.81%) .NET Team Leader
5 12 (10.81%) Front End Developer (Client-Side Developer)
5 12 (10.81%) Team Leader
6 11 (9.91%) Senior Developer
7 9 (8.11%) Java Developer
8 8 (7.21%) .NET Development Team Leader
8 8 (7.21%) C# Developer
8 8 (7.21%) Designer
8 8 (7.21%) Development Team Leader
9 7 (6.31%) JavaScript Developer
9 7 (6.31%) PHP Developer
9 7 (6.31%) Senior .NET Developer
9 7 (6.31%) Web Developer
10 5 (4.50%) Content Editor
10 5 (4.50%) Digital Content Editor
10 5 (4.50%) Digital Designer
Libraries, Frameworks & Software Standards
1 109 (98.20%) HTML
2 45 (40.54%) .NET
3 42 (37.84%) HTML5
4 41 (36.94%) jQuery
5 25 (22.52%) ASP.NET
6 22 (19.82%) AngularJS
7 20 (18.02%) CSS3
7 20 (18.02%) Web Services
8 18 (16.22%) ASP.NET Web API
9 17 (15.32%) .NET Framework
9 17 (15.32%) Ajax
9 17 (15.32%) WCF
10 16 (14.41%) XML
11 14 (12.61%) RESTful
12 12 (10.81%) JSON
12 12 (10.81%) React
12 12 (10.81%) REST
13 11 (9.91%) XHTML
14 10 (9.01%) Spring
15 9 (8.11%) Entity Framework
Miscellaneous
1 18 (16.22%) User Experience
2 6 (5.41%) Computer Science
3 4 (3.60%) Greenfield Project
3 4 (3.60%) Mobile App
4 3 (2.70%) NHS
5 2 (1.80%) Social Media
5 2 (1.80%) W3C
6 1 (0.90%) Analytical Skills
6 1 (0.90%) FMCG
6 1 (0.90%) Graphic Design
6 1 (0.90%) Security Operations Centre
6 1 (0.90%) Web 2.0
Operating Systems
1 11 (9.91%) Linux
2 10 (9.01%) Windows
3 4 (3.60%) Windows Server
4 3 (2.70%) Unix
5 1 (0.90%) Android
5 1 (0.90%) Apple iOS
Processes & Methodologies
1 35 (31.53%) MVC
2 31 (27.93%) Agile Software Development
3 27 (24.32%) E-Commerce
4 25 (22.52%) Web Development
5 20 (18.02%) Front End Development
6 17 (15.32%) Scrum
7 14 (12.61%) Continuous Integration
8 13 (11.71%) BDD
8 13 (11.71%) Software Engineering
9 12 (10.81%) TDD
10 11 (9.91%) Refactoring
11 10 (9.01%) DNA
11 10 (9.01%) Mentoring
11 10 (9.01%) Responsive Web Design
11 10 (9.01%) SOLID
12 9 (8.11%) Content Management
12 9 (8.11%) OO
12 9 (8.11%) SOA
12 9 (8.11%) Web Application Development
13 8 (7.21%) Kanban
Programming Languages
1 85 (76.58%) JavaScript
2 39 (35.14%) C#
3 23 (20.72%) SQL
4 15 (13.51%) Java
5 12 (10.81%) PHP
6 8 (7.21%) Ruby
7 6 (5.41%) Groovy
7 6 (5.41%) PowerShell
8 4 (3.60%) C++
9 3 (2.70%) Perl
9 3 (2.70%) PHP 5
9 3 (2.70%) PHP 7
9 3 (2.70%) Python
9 3 (2.70%) Shell Script
9 3 (2.70%) T-SQL
9 3 (2.70%) VB.NET
9 3 (2.70%) VBScript
10 2 (1.80%) VB
11 1 (0.90%) C
11 1 (0.90%) PL/SQL
Qualifications
1 14 (12.61%) Degree
2 4 (3.60%) Computer Science Degree
3 2 (1.80%) HND
3 2 (1.80%) Security Cleared
Quality Assurance & Compliance
1 9 (8.11%) QA
1 9 (8.11%) SLA
2 2 (1.80%) Sarbanes-Oxley
System Software
1 3 (2.70%) Virtual Desktop
Systems Management
1 4 (3.60%) Ansible
2 3 (2.70%) Symantec Endpoint Protection
3 1 (0.90%) Puppet
3 1 (0.90%) ThinApp
Vendors
1 15 (13.51%) Oracle
2 14 (12.61%) Microsoft
3 13 (11.71%) Adobe
4 7 (6.31%) Xerox
5 6 (5.41%) New Relic
5 6 (5.41%) Zend
6 5 (4.50%) Salesforce.com
7 4 (3.60%) Demandware
7 4 (3.60%) IBM
8 3 (2.70%) Atlassian
8 3 (2.70%) EMC
8 3 (2.70%) FireEye
8 3 (2.70%) Intel
8 3 (2.70%) McAfee
8 3 (2.70%) Symantec
8 3 (2.70%) VMware
9 2 (1.80%) Nintex
9 2 (1.80%) SAP
10 1 (0.90%) Apple
10 1 (0.90%) Telerik