Period
to 24 May 2020

The following table provides summary statistics for contract job vacancies advertised in Central London 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 May 2020 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)
London > Central London
6 months to
24 May 2020
Same period 2019 Same period 2018
Rank 28 23 16
Rank change year-on-year -5 -7 0
Contract jobs citing CSS 248 645 828
As % of all contract jobs advertised in Central London 6.36% 7.59% 9.05%
As % of the Libraries, Frameworks & Software Standards category 18.37% 19.04% 22.98%
Number of daily rates quoted 177 536 667
Median daily rate £513 £500 £475
Median daily rate % change year-on-year +2.50% +5.26% +5.56%
10th Percentile £313 £340 £323
90th Percentile £675 £600 £596
London median daily rate £500 £480 £475
% change year-on-year +4.17% +1.05% +11.76%
Number of hourly rates quoted 1 0 1
Median hourly rate £24.00 - £55.00
10th Percentile £23.50 - £47.50
90th Percentile £24.50 - £62.50
London median hourly rate £45.00 £45.00 £45.00

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

All Software Libraries and Frameworks
Central London
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 1,350 3,388 3,603
As % of all contract IT jobs advertised in Central London 34.61% 39.88% 39.39%
Number of daily rates quoted 992 2,696 2,936
Median daily rate £525 £525 £505
Median daily rate % change year-on-year - +3.96% +6.32%
10th Percentile £378 £406 £363
90th Percentile £675 £675 £650
London median daily rate £530 £525 £500
% change year-on-year +0.95% +5.00% +5.26%
Number of hourly rates quoted 16 12 16
Median hourly rate £35.00 £46.85 £22.00
Median hourly rate % change year-on-year -25.29% +112.94% -11.50%
10th Percentile £24.50 £32.50 £21.13
90th Percentile £59.38 £69.08 £127.50
Median hourly rate £35.00 £44.05 £43.25
% change year-on-year -20.54% +1.84% -1.14%

CSS
Job Vacancy Trend in Central London

Job postings citing CSS as a proportion of all IT jobs advertised in Central London.

Job vacancy trend for CSS in Central London

CSS
Contractor Daily Rate Trend in Central London

3-month moving average daily rate quoted in jobs citing CSS in Central London.

Daily rate trend for CSS in Central London

CSS
Daily Rate Histogram in Central London

Daily rate distribution for jobs citing CSS in Central London over the 6 months to 24 May 2020.

Daily rate histogram for CSS in Central London

CSS
Contractor Hourly Rate Trend in Central London

3-month moving average hourly rates quoted in jobs citing CSS in Central London.

Hourly rate trend for CSS in Central London

CSS
Contract Job Locations in Central London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing CSS within the Central London region over the 6 months to 24 May 2020. 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
City of London -2 187 £525 +5.00% 53
City of Westminster +15 6 £588 +20.51%
West End of London +12 3 £500 +1.27% 3
CSS
London

For the 6 months to 24 May 2020, IT contractor jobs citing CSS 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 Central London region with a requirement for CSS.

1 199 (80.24%) HTML
2 180 (72.58%) JavaScript
3 110 (44.35%) Agile Software Development
4 91 (36.69%) Finance
5 82 (33.06%) React
6 76 (30.65%) AngularJS
7 61 (24.60%) HTML5
8 57 (22.98%) SQL
9 54 (21.77%) TypeScript
10 52 (20.97%) Front End Development
11 51 (20.56%) C#
11 51 (20.56%) Git (software)
12 48 (19.35%) User Experience
13 47 (18.95%) Node.js
14 45 (18.15%) .NET
15 44 (17.74%) TDD
15 44 (17.74%) Redux
16 40 (16.13%) CSS3
17 38 (15.32%) Test Automation
18 37 (14.92%) Java
19 36 (14.52%) Azure
19 36 (14.52%) AWS
20 27 (10.89%) REST
21 26 (10.48%) Web Development
22 25 (10.08%) Scrum
23 24 (9.68%) SQL Server
23 24 (9.68%) jQuery
23 24 (9.68%) GraphQL
23 24 (9.68%) Sass
24 23 (9.27%) BDD

CSS
Co-occurring IT Skills in Central 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 13 (5.24%) CMS
2 8 (3.23%) Elasticsearch
3 7 (2.82%) WordPress
4 6 (2.42%) Confluence
5 5 (2.02%) WebLogic
6 4 (1.61%) WebSphere
7 3 (1.21%) Apache
8 2 (0.81%) Adobe Experience Manager
8 2 (0.81%) Apache Spark
8 2 (0.81%) Drupal
8 2 (0.81%) Tomcat
9 1 (0.40%) Apache Solr
9 1 (0.40%) IIS
9 1 (0.40%) Mendix
9 1 (0.40%) SharePoint
9 1 (0.40%) Tornado
9 1 (0.40%) Umbraco
Applications
1 9 (3.63%) Microsoft Excel
2 6 (2.42%) Sketch
3 4 (1.61%) InVision
3 4 (1.61%) Zeplin
4 2 (0.81%) Adobe XD
4 2 (0.81%) Lectora
5 1 (0.40%) Adobe Illustrator
5 1 (0.40%) Camtasia
5 1 (0.40%) Photoshop
Business Applications
1 3 (1.21%) Magento
2 1 (0.40%) Dynamics CRM
Cloud Services
1 36 (14.52%) AWS
1 36 (14.52%) Azure
2 18 (7.26%) GCP
3 16 (6.45%) GitHub
4 9 (3.63%) Heroku
5 8 (3.23%) npm
6 2 (0.81%) SaaS
6 2 (0.81%) Serverless
7 1 (0.40%) Amazon Cognito
7 1 (0.40%) Amazon EC2
7 1 (0.40%) Amazon S3
7 1 (0.40%) AWS CloudFormation
7 1 (0.40%) Cloud Computing
7 1 (0.40%) PaaS
Communications & Networking
1 6 (2.42%) HTTP
2 2 (0.81%) SSL
3 1 (0.40%) AMQP
3 1 (0.40%) DNS
3 1 (0.40%) FTP
3 1 (0.40%) Internet
3 1 (0.40%) Intranet
3 1 (0.40%) TCP/IP
Database & Business Intelligence
1 24 (9.68%) SQL Server
2 17 (6.85%) NoSQL
3 15 (6.05%) PostgreSQL
4 14 (5.65%) MySQL
5 9 (3.63%) Relational Database
6 8 (3.23%) Data Warehouse
6 8 (3.23%) MongoDB
6 8 (3.23%) OLAP
6 8 (3.23%) SQL Server Reporting Services
7 6 (2.42%) Amazon DynamoDB
8 5 (2.02%) RDBMS
9 2 (0.81%) Big Data
9 2 (0.81%) Oracle Database
10 1 (0.40%) Apache Cassandra
10 1 (0.40%) Apache Hive
10 1 (0.40%) Azure SQL Database
10 1 (0.40%) Blockchain
10 1 (0.40%) Cosmos DB
10 1 (0.40%) Qlik Sense
10 1 (0.40%) SQL Server 2014
Development Applications
1 51 (20.56%) Git (software)
2 17 (6.85%) Jenkins
3 16 (6.45%) JIRA
4 15 (6.05%) webpack
5 10 (4.03%) Gradle
6 9 (3.63%) JUnit
7 8 (3.23%) Cypress.io
7 8 (3.23%) git-flow
8 6 (2.42%) JMeter
8 6 (2.42%) Protractor
8 6 (2.42%) Travis CI
9 5 (2.02%) Maven
9 5 (2.02%) RSpec
9 5 (2.02%) Selenium
9 5 (2.02%) Xcode
10 4 (1.61%) gulp
10 4 (1.61%) Jasmine
10 4 (1.61%) Mockito
10 4 (1.61%) Team Foundation Server
10 4 (1.61%) Visual Studio
General
1 91 (36.69%) Finance
2 21 (8.47%) Banking
3 14 (5.65%) Front Office
4 10 (4.03%) Marketing
5 5 (2.02%) Investment Banking
5 5 (2.02%) Public Sector
6 4 (1.61%) Law
7 3 (1.21%) Games
7 3 (1.21%) Publishing
7 3 (1.21%) Retail
8 2 (0.81%) International Banking
9 1 (0.40%) Back Office
9 1 (0.40%) Financial Institution
9 1 (0.40%) Local Government
Job Titles
1 211 (85.08%) Developer
2 43 (17.34%) React Developer
3 39 (15.73%) Front End Developer (Client-Side Developer)
4 34 (13.71%) C# Developer
5 33 (13.31%) Senior Developer
6 26 (10.48%) Full Stack Developer
7 23 (9.27%) JavaScript Developer
8 20 (8.06%) Digital Developer
9 19 (7.66%) .NET Developer
10 17 (6.85%) C# .NET Developer
11 15 (6.05%) Angular Developer
12 14 (5.65%) Java Developer
12 14 (5.65%) Senior React Developer
13 13 (5.24%) HTML Developer
13 13 (5.24%) Node.js Developer
14 12 (4.84%) Designer
15 11 (4.44%) Ruby on Rails Developer
15 11 (4.44%) SQL Developer
16 9 (3.63%) UI Developer
16 9 (3.63%) Web Developer
Libraries, Frameworks & Software Standards
1 199 (80.24%) HTML
2 82 (33.06%) React
3 76 (30.65%) AngularJS
4 61 (24.60%) HTML5
5 47 (18.95%) Node.js
6 45 (18.15%) .NET
7 44 (17.74%) Redux
8 40 (16.13%) CSS3
9 27 (10.89%) REST
10 24 (9.68%) GraphQL
10 24 (9.68%) jQuery
10 24 (9.68%) Sass
11 23 (9.27%) ASP.NET
11 23 (9.27%) Jest
11 23 (9.27%) RESTful
12 20 (8.06%) Web Services
13 16 (6.45%) JSON
14 14 (5.65%) Ruby on Rails
15 13 (5.24%) .NET Core
15 13 (5.24%) XML
Miscellaneous
1 48 (19.35%) User Experience
2 19 (7.66%) Mobile App
3 16 (6.45%) Analytical Skills
4 13 (5.24%) Data Structures
5 12 (4.84%) Self-Motivation
6 10 (4.03%) Enterprise Software
7 9 (3.63%) Algorithms
8 8 (3.23%) Greenfield Project
9 6 (2.42%) Mobile Payment
10 5 (2.02%) W3C
11 4 (1.61%) BYOD
11 4 (1.61%) Fixed Income
12 3 (1.21%) Cloud Native
12 3 (1.21%) Foreign Exchange (FX)
12 3 (1.21%) Learning Management System
12 3 (1.21%) Public Cloud
13 2 (0.81%) Derivative
13 2 (0.81%) Hedge funds
13 2 (0.81%) Web 2.0
14 1 (0.40%) Video on Demand
Operating Systems
1 12 (4.84%) Linux
2 11 (4.44%) Android
3 7 (2.82%) Apple iOS
4 4 (1.61%) Windows
5 3 (1.21%) Unix
6 1 (0.40%) Mac OS
6 1 (0.40%) Mac OS X
Processes & Methodologies
1 110 (44.35%) Agile Software Development
2 52 (20.97%) Front End Development
3 44 (17.74%) TDD
4 38 (15.32%) Test Automation
5 26 (10.48%) Web Development
6 25 (10.08%) Scrum
7 23 (9.27%) BDD
7 23 (9.27%) Computer Science
7 23 (9.27%) Continuous Integration
7 23 (9.27%) SDLC
8 22 (8.87%) DevOps
9 20 (8.06%) Microservices
9 20 (8.06%) Problem-Solving
10 17 (6.85%) OO
11 16 (6.45%) E-Commerce
11 16 (6.45%) Wireframes
12 15 (6.05%) Software Engineering
13 14 (5.65%) MVC
13 14 (5.65%) Open Source
14 13 (5.24%) Pair Programming
Programming Languages
1 180 (72.58%) JavaScript
2 57 (22.98%) SQL
3 54 (21.77%) TypeScript
4 51 (20.56%) C#
5 37 (14.92%) Java
6 22 (8.87%) PHP
7 20 (8.06%) ES6
7 20 (8.06%) Ruby
8 17 (6.85%) Python
8 17 (6.85%) VBA
9 9 (3.63%) Kotlin
10 5 (2.02%) Scala
10 5 (2.02%) T-SQL
11 3 (1.21%) Bash Shell
11 3 (1.21%) C++
11 3 (1.21%) CoffeeScript
11 3 (1.21%) ES7
11 3 (1.21%) Java 8
11 3 (1.21%) PL/SQL
12 2 (0.81%) Perl
Qualifications
1 16 (6.45%) Degree
2 7 (2.82%) Computer Science Degree
2 7 (2.82%) Security Cleared
3 4 (1.61%) BC Cleared
4 2 (0.81%) BPSS Clearance
5 1 (0.40%) DBS Check
5 1 (0.40%) SC Cleared
Quality Assurance & Compliance
1 20 (8.06%) QA
2 3 (1.21%) WCAG
3 1 (0.40%) GDPR
3 1 (0.40%) PMO
3 1 (0.40%) SLA
System Software
1 19 (7.66%) Docker
2 2 (0.81%) Active Directory
Systems Management
1 15 (6.05%) Kubernetes
2 11 (4.44%) Terraform
3 4 (1.61%) Ansible
4 1 (0.40%) Docker Swarm
4 1 (0.40%) Kibana
Vendors
1 9 (3.63%) Google
2 8 (3.23%) Cognos
2 8 (3.23%) Oracle
3 5 (2.02%) Adobe
3 5 (2.02%) Microsoft
4 4 (1.61%) Atlassian
4 4 (1.61%) ServiceNow
5 2 (0.81%) Salesforce.com
6 1 (0.40%) Bloomberg
6 1 (0.40%) Cloudera
6 1 (0.40%) Hortonworks
6 1 (0.40%) HubSpot
6 1 (0.40%) Netezza
6 1 (0.40%) Nintex
6 1 (0.40%) Perforce
6 1 (0.40%) Salesforce Marketing Cloud
6 1 (0.40%) Sitecore
6 1 (0.40%) SumTotal
6 1 (0.40%) Zend