Period
to 28 July 2017

The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for Varnish skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Varnish over the 6 months to 28 July 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.

Varnish
Central London > City of London
6 months to
28 Jul 2017
Same period 2016 Same period 2015
Rank 242 237 281
Rank change year-on-year -5 +44 +29
Contract jobs citing Varnish 2 1 17
As % of all contract IT jobs advertised in the City of London 0.031% 0.015% 0.15%
As % of the System Software category 0.29% 0.14% 1.52%
Number of daily rates quoted 2 1 10
City of London median daily rate £500 £425 £425
Median daily rate % change year-on-year +17.65% - +9.68%
10th Percentile £478 £413 £385
90th Percentile £523 £438 £438
Central London median daily rate £500 £475 £425
% change year-on-year +5.26% +11.76% +9.68%
Number of hourly rates quoted 0 0 0
City of London median hourly rate - - -
Central London median hourly rate - - -

Varnish is in the system software skills category. The next 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 system software skills.

Contract System Software Skills
City of London
Contract job vacancies with a requirement for system software skills 690 725 1116
As % of all contract IT job vacancies advertised in the City of London 10.58% 10.67% 9.79%
Number of daily rates quoted 567 585 822
City of London median daily rate £475 £450 £400
Median daily rate % change year-on-year +5.56% +12.50% +14.29%
10th Percentile £185 £228 £185
90th Percentile £625 £610 £575
Central London median daily rate £463 £450 £393
% change year-on-year +2.78% +14.65% +12.14%
Number of hourly rates quoted 16 31 57
City of London median hourly rate £21.25 £15.50 £18.70
Median hourly rate % change year-on-year +37.10% -17.11% +10.00%
10th Percentile £13.09 £11.25 £12.25
90th Percentile £79.19 £22.63 £26.50
Central London median hourly rate £21.25 £15.50 £18.00
% change year-on-year +37.10% -13.89% +5.88%

Varnish
Job Vacancy Trend in the City of London

Job postings citing Varnish as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for Varnish in the City of London

Varnish
Contractor Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Varnish in the City of London.

Contractor daily rate trend for Varnish in the City of London

For the 6 months to 28 July 2017, IT contractor jobs citing Varnish 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 City of London region with a requirement for Varnish.

1 2 (100.00%) Jenkins
1 2 (100.00%) Puppet
2 1 (50.00%) R
2 1 (50.00%) Node.js
2 1 (50.00%) Responsive Web Design
2 1 (50.00%) Bitbucket
2 1 (50.00%) Sass
2 1 (50.00%) LESS
2 1 (50.00%) Gradle
2 1 (50.00%) Vagrant
2 1 (50.00%) Grunt
2 1 (50.00%) Dependency Management
2 1 (50.00%) Karma Test Runner
2 1 (50.00%) Bower
2 1 (50.00%) Sensu
2 1 (50.00%) DevOps
2 1 (50.00%) Functional Programming
2 1 (50.00%) Microservices
2 1 (50.00%) Spock
2 1 (50.00%) SonarQube
2 1 (50.00%) gulp
2 1 (50.00%) ES6
2 1 (50.00%) Handlebars
2 1 (50.00%) Pug
2 1 (50.00%) Performance Optimisation
2 1 (50.00%) Terraform
2 1 (50.00%) Consul
2 1 (50.00%) HTML
2 1 (50.00%) Java
2 1 (50.00%) JavaScript

Varnish
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 1 (50.00%) Apache Solr
1 1 (50.00%) Tomcat
Development Applications
1 2 (100.00%) Jenkins
2 1 (50.00%) Bitbucket
2 1 (50.00%) Bower
2 1 (50.00%) Git (software)
2 1 (50.00%) Gradle
2 1 (50.00%) Grunt
2 1 (50.00%) gulp
2 1 (50.00%) JUnit
2 1 (50.00%) Karma Test Runner
2 1 (50.00%) Maven
2 1 (50.00%) Mocha
2 1 (50.00%) SonarQube
2 1 (50.00%) Spock
2 1 (50.00%) Vagrant
Job Titles
1 1 (50.00%) Developer
1 1 (50.00%) Full Stack Developer
1 1 (50.00%) Java Developer
1 1 (50.00%) Platform Engineer
Libraries, Frameworks & Software Standards
1 1 (50.00%) CSS
1 1 (50.00%) Handlebars
1 1 (50.00%) HTML
1 1 (50.00%) JSON
1 1 (50.00%) LESS
1 1 (50.00%) Node.js
1 1 (50.00%) Pug
1 1 (50.00%) Sass
1 1 (50.00%) Sensu
1 1 (50.00%) Servlets
1 1 (50.00%) Struts
1 1 (50.00%) XML
1 1 (50.00%) XSLT
Operating Systems
1 1 (50.00%) Linux
Processes & Methodologies
1 1 (50.00%) Configuration Management
1 1 (50.00%) Dependency Management
1 1 (50.00%) DevOps
1 1 (50.00%) Functional Programming
1 1 (50.00%) Microservices
1 1 (50.00%) Open Source
1 1 (50.00%) Performance Optimisation
1 1 (50.00%) Responsive Web Design
1 1 (50.00%) TDD
Programming Languages
1 1 (50.00%) ES6
1 1 (50.00%) Java
1 1 (50.00%) JavaScript
1 1 (50.00%) Python
1 1 (50.00%) R
1 1 (50.00%) Scala
1 1 (50.00%) SQL
Systems Management
1 2 (100.00%) Puppet
2 1 (50.00%) Consul
2 1 (50.00%) Terraform