Period
to 28 October 2020

The following table provides summary statistics for contract job vacancies advertised in the City of 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 28 October 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)
Central London > City of London
6 months to
28 Oct 2020
Same period 2019 Same period 2018
Rank 35 28 24
Rank change year-on-year -7 -4 -8
Contract jobs citing CSS 92 391 489
As % of all contract jobs advertised in the City of London 5.12% 6.55% 7.00%
As % of the Libraries, Frameworks & Software Standards category 17.49% 18.19% 17.45%
Number of daily rates quoted 95 329 407
Median daily rate £525 £500 £475
Median daily rate % change year-on-year +5.00% +5.26% -
10th Percentile £318 £363 £313
90th Percentile £700 £645 £650
Central London median daily rate £525 £500 £475
% change year-on-year +5.00% +5.26% -
Number of hourly rates quoted 1 0 0
Median hourly rate £24.00 - -
Central London median hourly rate £24.00 - -

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 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 526 2,150 2,802
As % of all contract IT jobs advertised in the City of London 29.25% 36.03% 40.10%
Number of daily rates quoted 392 1,763 2,330
Median daily rate £525 £538 £525
Median daily rate % change year-on-year -2.33% +2.38% +2.44%
10th Percentile £363 £406 £400
90th Percentile £688 £675 £675
Central London median daily rate £525 £525 £525
Number of hourly rates quoted 5 6 5
Median hourly rate £35.00 £46.85 £22.00
Median hourly rate % change year-on-year -25.29% +112.94% +2.33%
10th Percentile £28.10 £31.06 £17.28
90th Percentile £39.30 £60.25 £77.95
Median hourly rate £35.00 £46.85 £28.50
% change year-on-year -25.29% +64.38% +32.56%

CSS
Job Vacancy Trend in the City of London

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

Job vacancy trend for CSS in the City of London

CSS
Contractor Daily Rate Trend in the City of London

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

Daily rate trend for CSS in the City of London

CSS
Daily Rate Histogram in the City of London

Daily rate distribution for jobs citing CSS in the City of London over the 6 months to 28 October 2020.

Daily rate histogram for CSS in the City of London

CSS
Contractor Hourly Rate Trend in the City of London

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

Hourly rate trend for CSS in the City of London

For the 6 months to 28 October 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 City of London region with a requirement for CSS.

1 74 (80.43%) HTML
2 73 (79.35%) JavaScript
3 45 (48.91%) AngularJS
4 40 (43.48%) HTML5
5 32 (34.78%) CSS3
5 32 (34.78%) Git (software)
6 30 (32.61%) Agile Software Development
7 24 (26.09%) Finance
7 24 (26.09%) REST
7 24 (26.09%) Jenkins
8 23 (25.00%) TDD
9 22 (23.91%) Java
9 22 (23.91%) Azure
9 22 (23.91%) React
10 21 (22.83%) TypeScript
10 21 (22.83%) C#
10 21 (22.83%) Web Services
11 20 (21.74%) Sass
11 20 (21.74%) Docker
11 20 (21.74%) DevOps
11 20 (21.74%) Front End Development
12 19 (20.65%) .NET
12 19 (20.65%) Banking
12 19 (20.65%) AWS
13 18 (19.57%) Software Engineering
13 18 (19.57%) Python
14 17 (18.48%) SQL Server
14 17 (18.48%) PHP
14 17 (18.48%) SQL
14 17 (18.48%) jQuery

CSS
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 9 (9.78%) Elasticsearch
2 6 (6.52%) Apache Spark
3 5 (5.43%) Confluence
3 5 (5.43%) Tornado
4 2 (2.17%) Apache
4 2 (2.17%) Oracle SOA Suite
4 2 (2.17%) SharePoint
4 2 (2.17%) WordPress
5 1 (1.09%) Apache Solr
5 1 (1.09%) Appian
5 1 (1.09%) CMS
5 1 (1.09%) Drupal
5 1 (1.09%) IIS
5 1 (1.09%) JBoss
5 1 (1.09%) Jupyter
5 1 (1.09%) nginx
Applications
1 3 (3.26%) Microsoft Excel
1 3 (3.26%) Photoshop
2 2 (2.17%) Microsoft PowerPoint
2 2 (2.17%) Sketch
3 1 (1.09%) Adobe Illustrator
3 1 (1.09%) Camtasia
3 1 (1.09%) InVision
3 1 (1.09%) Zeplin
Business Applications
1 2 (2.17%) Magento
2 1 (1.09%) Dynamics CRM
2 1 (1.09%) Payment Gateway
Cloud Services
1 22 (23.91%) Azure
2 19 (20.65%) AWS
3 8 (8.70%) GCP
4 4 (4.35%) npm
4 4 (4.35%) Serverless
5 2 (2.17%) Amazon EC2
5 2 (2.17%) Amazon S3
5 2 (2.17%) Cloud Computing
5 2 (2.17%) PaaS
5 2 (2.17%) SaaS
6 1 (1.09%) Amazon Cognito
6 1 (1.09%) Amazon ElastiCache
6 1 (1.09%) Amazon ELB
6 1 (1.09%) Apigee
6 1 (1.09%) AWS OpsWorks
6 1 (1.09%) BlazeMeter
6 1 (1.09%) GitHub
6 1 (1.09%) Google Analytics
6 1 (1.09%) Power Platform
Communications & Networking
1 1 (1.09%) Kerberos
Database & Business Intelligence
1 17 (18.48%) SQL Server
2 6 (6.52%) Apache Hive
2 6 (6.52%) Big Data
2 6 (6.52%) PostgreSQL
3 5 (5.43%) MySQL
4 4 (4.35%) SQL Server Integration Services
5 2 (2.17%) Redis
5 2 (2.17%) Relational Database
5 2 (2.17%) SQL Server Reporting Services
6 1 (1.09%) Amazon Aurora
6 1 (1.09%) Amazon RDS
6 1 (1.09%) Cloud Spanner
6 1 (1.09%) HBase
6 1 (1.09%) MariaDB
6 1 (1.09%) MongoDB
6 1 (1.09%) NoSQL
6 1 (1.09%) Power BI
6 1 (1.09%) SQL Server 2008
6 1 (1.09%) SQL Server Analysis Services
6 1 (1.09%) Sybase ASE
Development Applications
1 32 (34.78%) Git (software)
2 24 (26.09%) Jenkins
3 8 (8.70%) Jasmine
4 7 (7.61%) JIRA
4 7 (7.61%) TeamCity
5 6 (6.52%) MSBuild
6 5 (5.43%) GitLab
6 5 (5.43%) Grunt
6 5 (5.43%) gulp
6 5 (5.43%) Hudson
6 5 (5.43%) Mocha
6 5 (5.43%) ProC
6 5 (5.43%) Subversion
7 3 (3.26%) Cypress.io
7 3 (3.26%) Protractor
7 3 (3.26%) Team Foundation Server
7 3 (3.26%) webpack
8 2 (2.17%) Cucumber
8 2 (2.17%) Karma Test Runner
8 2 (2.17%) Maven
General
1 24 (26.09%) Finance
2 19 (20.65%) Banking
3 8 (8.70%) Back Office
4 6 (6.52%) Front Office
4 6 (6.52%) Public Sector
5 4 (4.35%) Investment Banking
6 3 (3.26%) Marketing
7 2 (2.17%) Games
7 2 (2.17%) International Banking
7 2 (2.17%) Retail
8 1 (1.09%) French Language
8 1 (1.09%) Pharmaceutical
Job Titles
1 71 (77.17%) Developer
2 15 (16.30%) Front End Developer (Client-Side Developer)
3 14 (15.22%) C# Developer
4 13 (14.13%) Angular Developer
5 11 (11.96%) Backend Developer
5 11 (11.96%) PHP Developer
6 10 (10.87%) Full Stack Developer
7 9 (9.78%) .NET Developer
8 8 (8.70%) C# .NET Developer
8 8 (8.70%) React Developer
9 7 (7.61%) JavaScript Developer
10 6 (6.52%) Java Developer
11 5 (5.43%) Data Engineer
11 5 (5.43%) Senior Developer
11 5 (5.43%) SQL Developer
12 4 (4.35%) HTML Developer
12 4 (4.35%) SQL Server Developer
13 3 (3.26%) Architect
13 3 (3.26%) HTML CSS Developer
13 3 (3.26%) Software Engineer
Libraries, Frameworks & Software Standards
1 74 (80.43%) HTML
2 45 (48.91%) AngularJS
3 40 (43.48%) HTML5
4 32 (34.78%) CSS3
5 24 (26.09%) REST
6 22 (23.91%) React
7 21 (22.83%) Web Services
8 20 (21.74%) Sass
9 19 (20.65%) .NET
10 17 (18.48%) jQuery
10 17 (18.48%) Redux
11 14 (15.22%) LESS
12 13 (14.13%) Node.js
12 13 (14.13%) Vue.js
13 12 (13.04%) Laravel
14 11 (11.96%) Vuetify.js
15 9 (9.78%) Twitter Bootstrap
16 8 (8.70%) WCF
17 7 (7.61%) Entity Framework
17 7 (7.61%) RxJS
Miscellaneous
1 15 (16.30%) User Experience
2 5 (5.43%) Analytical Skills
3 4 (4.35%) Greenfield Project
4 3 (3.26%) Credit Risk
5 2 (2.17%) Enterprise Software
5 2 (2.17%) Online Games
6 1 (1.09%) Algorithms
6 1 (1.09%) Data Centre
6 1 (1.09%) Data Structures
6 1 (1.09%) Digital Media
6 1 (1.09%) Graphic Design
6 1 (1.09%) Learning Management System
6 1 (1.09%) Management Information System
6 1 (1.09%) Mobile App
6 1 (1.09%) N-Tier
6 1 (1.09%) Smartphone
Operating Systems
1 8 (8.70%) Linux
2 4 (4.35%) Unix
3 3 (3.26%) Windows
4 2 (2.17%) Mac OS X
Processes & Methodologies
1 30 (32.61%) Agile Software Development
2 23 (25.00%) TDD
3 20 (21.74%) DevOps
3 20 (21.74%) Front End Development
4 18 (19.57%) Software Engineering
5 17 (18.48%) Continuous Integration
6 16 (17.39%) Microservices
7 15 (16.30%) MVC
8 11 (11.96%) Test Automation
9 10 (10.87%) Computer Science
9 10 (10.87%) Problem-Solving
10 9 (9.78%) Multithreading
10 9 (9.78%) Scrum
10 9 (9.78%) SDLC
11 8 (8.70%) Continuous Deployment
11 8 (8.70%) Data Modelling
11 8 (8.70%) OO
11 8 (8.70%) Web Development
12 7 (7.61%) Web Design
13 6 (6.52%) E-Commerce
Programming Languages
1 73 (79.35%) JavaScript
2 22 (23.91%) Java
3 21 (22.83%) C#
3 21 (22.83%) TypeScript
4 18 (19.57%) Python
5 17 (18.48%) PHP
5 17 (18.48%) SQL
6 7 (7.61%) Scala
7 5 (5.43%) ES6
8 3 (3.26%) ES7
9 2 (2.17%) Bash Shell
9 2 (2.17%) Go
9 2 (2.17%) Java 8
9 2 (2.17%) Ruby
9 2 (2.17%) VBA
10 1 (1.09%) C
10 1 (1.09%) C++
10 1 (1.09%) MUMPS
10 1 (1.09%) T-SQL
10 1 (1.09%) VB
Qualifications
1 7 (7.61%) Degree
2 6 (6.52%) Security Cleared
3 5 (5.43%) Computer Science Degree
4 4 (4.35%) SC Cleared
5 1 (1.09%) BPSS Clearance
5 1 (1.09%) DBS Check
Quality Assurance & Compliance
1 6 (6.52%) WCAG
2 3 (3.26%) QA
3 1 (1.09%) Disclosure Scotland
3 1 (1.09%) SLA
System Software
1 20 (21.74%) Docker
2 1 (1.09%) Active Directory
Systems Management
1 6 (6.52%) Ansible
2 5 (5.43%) Kubernetes
3 2 (2.17%) Opscode Chef
3 2 (2.17%) Terraform
4 1 (1.09%) Kibana
4 1 (1.09%) logstash
4 1 (1.09%) Puppet
Vendors
1 8 (8.70%) Google
2 6 (6.52%) Microsoft
3 5 (5.43%) Cloudera
3 5 (5.43%) Hortonworks
4 4 (4.35%) Oracle
4 4 (4.35%) Salesforce.com
5 3 (3.26%) ServiceNow
6 2 (2.17%) Adobe
6 2 (2.17%) Salesforce Marketing Cloud
7 1 (1.09%) Bloomberg
7 1 (1.09%) Cognos
7 1 (1.09%) Confluent
7 1 (1.09%) Maxymiser
7 1 (1.09%) Nintex
7 1 (1.09%) Optimizely
7 1 (1.09%) SaltStack
7 1 (1.09%) SAP
7 1 (1.09%) Splunk
7 1 (1.09%) SumTotal
7 1 (1.09%) Sybase