Period
to 4 December 2021

The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for CSS3 skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited CSS3 over the 6 months to 4 December 2021 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 3
Central London > City of London
6 months to
4 Dec 2021
Same period 2020 Same period 2019
Rank 136 83 149
Rank change year-on-year -53 +66 -6
Contract jobs citing CSS3 45 39 70
As % of all contract jobs advertised in the City of London 1.12% 1.96% 1.21%
As % of the Libraries, Frameworks & Software Standards category 3.46% 6.37% 3.45%
Number of daily rates quoted 35 37 61
10th Percentile £388 £406 £369
25th Percentile " £463 £415
Median daily rate (50th Percentile) £450 £550 £513
Median % change year-on-year -18.18% +7.32% +7.89%
75th Percentile £500 " £588
90th Percentile £553 " £638
Central London median daily rate £450 £550 £500
% change year-on-year -18.18% +10.00% +5.26%
Number of hourly rates quoted 1 0 0
Median hourly rate £70.00 - -
Central London median hourly rate £70.00 - -

CSS3 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 the City of London with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
City of London
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 1,300 612 2,030
As % of all contract IT jobs advertised in the City of London 32.32% 30.74% 35.16%
Number of daily rates quoted 1,017 488 1,675
10th Percentile £413 £363 £400
25th Percentile £481 £425 £463
Median daily rate (50th Percentile) £575 £550 £538
Median % change year-on-year +4.55% +2.33% +2.38%
75th Percentile £675 £625 £613
90th Percentile £750 £688 £688
Central London median daily rate £575 £550 £525
% change year-on-year +4.55% +4.76% -
Number of hourly rates quoted 7 2 3
10th Percentile £17.95 £36.88 £26.70
25th Percentile £28.13 £37.06 £34.88
Median hourly rate £36.50 £38.25 £52.00
Median % change year-on-year -4.58% -26.44% +251.35%
75th Percentile £52.75 £39.56 £60.25
90th Percentile £68.65 £39.83 £63.10
Central London median hourly rate £35.75 £38.25 £52.00
% change year-on-year -6.54% -26.44% +251.35%

CSS3
Job Vacancy Trend in the City of London

Job postings citing CSS3 as a proportion of all IT jobs advertised in the City of London.

Job vacancy trend for CSS3 in the City of London

CSS3
Contractor Daily Rate Trend in the City of London

3-month moving average daily rate quoted in jobs citing CSS3 in the City of London.

Daily rate trend for CSS3 in the City of London

CSS3
Daily Rate Histogram in the City of London

Daily rate distribution for jobs citing CSS3 in the City of London over the 6 months to 4 December 2021.

Daily rate histogram for CSS3 in the City of London

CSS3
Contractor Hourly Rate Trend in the City of London

3-month moving average hourly rates quoted in jobs citing CSS3 in the City of London.

Hourly rate trend for CSS3 in the City of London

For the 6 months to 4 December 2021, IT contractor jobs citing CSS3 also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the City of London region with a requirement for CSS3.

1 45 (100.00%) CSS
2 42 (93.33%) JavaScript
3 41 (91.11%) HTML
4 40 (88.89%) HTML5
5 31 (68.89%) Git (software)
6 27 (60.00%) Full Stack Development
7 26 (57.78%) Sass
7 26 (57.78%) AngularJS
8 25 (55.56%) DevOps
9 24 (53.33%) Azure
9 24 (53.33%) TDD
10 22 (48.89%) Web Services
10 22 (48.89%) AWS
11 21 (46.67%) Docker
11 21 (46.67%) PHP
11 21 (46.67%) Vue.js
12 20 (44.44%) Vuetify.js
12 20 (44.44%) MVC
12 20 (44.44%) Software Engineering
12 20 (44.44%) LESS
12 20 (44.44%) Jenkins
12 20 (44.44%) Laravel
13 16 (35.56%) Agile Software Development
14 15 (33.33%) Web Development
15 11 (24.44%) Java
16 10 (22.22%) Node.js
17 9 (20.00%) Scrum
17 9 (20.00%) Front End Development
18 8 (17.78%) Python
18 8 (17.78%) User Experience

CSS3
Co-occurring IT Skills in the City of London 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 (4.44%) Confluence
2 1 (2.22%) CMS
2 1 (2.22%) nginx
Business Applications
1 1 (2.22%) Magento
1 1 (2.22%) Payment Gateway
Cloud Services
1 24 (53.33%) Azure
2 22 (48.89%) AWS
3 3 (6.67%) AWS CloudFormation
3 3 (6.67%) GitHub
3 3 (6.67%) npm
4 1 (2.22%) Adobe Creative Cloud
4 1 (2.22%) Cloud Computing
4 1 (2.22%) Stripe
Communications & Networking
1 4 (8.89%) HTTP
2 2 (4.44%) Internet
Database & Business Intelligence
1 2 (4.44%) MySQL
2 1 (2.22%) RDBMS
2 1 (2.22%) Relational Database
2 1 (2.22%) SQL Server
Development Applications
1 31 (68.89%) Git (software)
2 20 (44.44%) Jenkins
3 6 (13.33%) webpack
4 3 (6.67%) Bower
4 3 (6.67%) Grunt
5 2 (4.44%) Jasmine
5 2 (4.44%) JIRA
5 2 (4.44%) Karma Test Runner
5 2 (4.44%) Mocha
5 2 (4.44%) Protractor
5 2 (4.44%) Subversion
6 1 (2.22%) Babel
6 1 (2.22%) Cypress.io
6 1 (2.22%) ESLint
General
1 3 (6.67%) Finance
2 2 (4.44%) Advertising
3 1 (2.22%) Analytical Skills
3 1 (2.22%) Banking
3 1 (2.22%) Investment Banking
3 1 (2.22%) Law
3 1 (2.22%) Marketing
3 1 (2.22%) Multimedia
3 1 (2.22%) Retail
3 1 (2.22%) Social Skills
Job Titles
1 38 (84.44%) Developer
2 20 (44.44%) PHP Developer
3 14 (31.11%) Backend Developer
4 3 (6.67%) Full Stack Developer
4 3 (6.67%) Lead Developer
4 3 (6.67%) Lead PHP Developer
4 3 (6.67%) UI Developer
5 2 (4.44%) Java Developer
5 2 (4.44%) Python Developer
5 2 (4.44%) React Developer
6 1 (2.22%) Angular Developer
6 1 (2.22%) Credit Risk Developer
6 1 (2.22%) Designer
6 1 (2.22%) Django Developer
6 1 (2.22%) Front End Developer (Client-Side Developer)
6 1 (2.22%) Python/Django Developer
6 1 (2.22%) Ruby Developer
6 1 (2.22%) Senior React Developer
6 1 (2.22%) Site Engineer
6 1 (2.22%) Site Reliability Engineer
Libraries, Frameworks & Software Standards
1 45 (100.00%) CSS
2 41 (91.11%) HTML
3 40 (88.89%) HTML5
4 26 (57.78%) AngularJS
4 26 (57.78%) Sass
5 22 (48.89%) Web Services
6 21 (46.67%) Vue.js
7 20 (44.44%) Laravel
7 20 (44.44%) LESS
7 20 (44.44%) Vuetify.js
8 10 (22.22%) Node.js
9 7 (15.56%) React
9 7 (15.56%) RESTful
10 5 (11.11%) Django
10 5 (11.11%) Flask
10 5 (11.11%) Spring
11 4 (8.89%) Jinja
11 4 (8.89%) jQuery
11 4 (8.89%) Redux
12 3 (6.67%) LEMP Stack
Miscellaneous
1 8 (17.78%) User Experience
2 6 (13.33%) Enterprise Software
3 4 (8.89%) Data Structures
4 2 (4.44%) Public Cloud
5 1 (2.22%) Algorithms
5 1 (2.22%) Credit Risk
5 1 (2.22%) Social Media
Operating Systems
1 1 (2.22%) Linux
Processes & Methodologies
1 27 (60.00%) Full Stack Development
2 25 (55.56%) DevOps
3 24 (53.33%) TDD
4 20 (44.44%) MVC
4 20 (44.44%) Software Engineering
5 16 (35.56%) Agile Software Development
6 15 (33.33%) Web Development
7 9 (20.00%) Front End Development
7 9 (20.00%) Scrum
8 7 (15.56%) Collaborative Working
9 4 (8.89%) BDD
9 4 (8.89%) Continuous Deployment
9 4 (8.89%) Test Automation
10 3 (6.67%) OWASP
10 3 (6.67%) Problem-Solving
10 3 (6.67%) Responsive Web Design
10 3 (6.67%) Software Architecture
11 2 (4.44%) Functional Programming
11 2 (4.44%) Mentoring
11 2 (4.44%) Secure Coding
Programming Languages
1 42 (93.33%) JavaScript
2 21 (46.67%) PHP
3 11 (24.44%) Java
4 8 (17.78%) Python
5 6 (13.33%) SQL
6 5 (11.11%) ES6
6 5 (11.11%) Kotlin
6 5 (11.11%) TypeScript
7 2 (4.44%) C#
8 1 (2.22%) Ruby
8 1 (2.22%) Scala
Qualifications
1 6 (13.33%) Security Cleared
2 4 (8.89%) SC Cleared
Quality Assurance & Compliance
1 4 (8.89%) Accessibility
2 1 (2.22%) WCAG
System Software
1 21 (46.67%) Docker
Systems Management
1 1 (2.22%) Kubernetes
Vendors
1 3 (6.67%) Oracle
2 2 (4.44%) Adobe
3 1 (2.22%) WorldPay
3 1 (2.22%) Zend