The following table provides summary statistics for contract job vacancies advertised in England with a requirement for Varnish skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Varnish over the 3 months to 25 June 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
UK / England
3 months to
25 Jun 2017
Same period 2016 Same period 2015
Rank 573 602 559
Rank change year-on-year +29 -43  
Contract jobs citing Varnish 7 25 50
As % of all contract IT jobs advertised in England 0.016% 0.051% 0.098%
As % of the System Software category 0.15% 0.42% 0.91%
Number of daily rates quoted 7 21 34
Median daily rate £425 £400 £422
Median daily rate % change year-on-year +6.25% -5.10%  
90% offered a daily rate of more than £348 £400 £377
10% offered a daily rate of more than £513 £460 £478
UK excluding London median daily rate £403 £425 £418
% change year-on-year -5.29% +1.67%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding 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 England with a requirement for system software skills.

Contract System Software Skills
England
Contract job vacancies with a requirement for system software skills 4800 5999 5492
As % of all contract IT job vacancies advertised in England 11.30% 12.31% 10.77%
Number of daily rates quoted 3087 3803 3147
Median daily rate £413 £400 £350
Median daily rate % change year-on-year +3.12% +14.28%  
90% offered a daily rate of more than £190 £210 £190
10% offered a daily rate of more than £550 £550 £500
UK excluding London median daily rate £375 £350 £325
% change year-on-year +7.14% +7.69%  
Number of hourly rates quoted 285 423 584
Median hourly rate £16.92 £19.00 £18.00
Median hourly rate % change year-on-year -10.94% +5.55%  
90% offered a hourly rate of more than £11.09 £11.50 £11.00
10% offered a hourly rate of more than £47.50 £41.00 £40.00
UK excluding London median hourly rate £16.00 £22.00 £17.50
% change year-on-year -27.27% +25.71%  

Varnish
Job Vacancy Trend in England

The job posting trend of jobs advertised in England citing Varnish as a proportion of all contract or permanent IT jobs with a match in the System Software category.

Job vacancy trend for Varnish in England

Varnish
Contractor Daily Rate Trend in England

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

Contractor daily rate trend for Varnish in England

Varnish
Contractor Daily Rate Histogram in England

The daily rate distribution of IT jobs citing Varnish in England over the 3 months to 25 June 2017.

Contractor daily rate histogram for Varnish in England

Varnish
Contractor Hourly Rate Trend in England

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

Contractor hourly rate trend for Varnish in England

Varnish
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Varnish within the England region over the 3 months to 25 June 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
South East - 4 £458 -
London -8 2 £463 +15.62% 3
South West - 1 £265 -
Varnish
UK

For the 6 months to 25 June 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 England region with a requirement for Varnish.

1 9 (52.94%) Git (software)
2 8 (47.06%) TDD
2 8 (47.06%) Maven
2 8 (47.06%) Java
2 8 (47.06%) JUnit
2 8 (47.06%) Bitbucket
3 7 (41.18%) Terraform
3 7 (41.18%) Consul
3 7 (41.18%) BDD
3 7 (41.18%) Spring
3 7 (41.18%) Mockito
3 7 (41.18%) Gradle
3 7 (41.18%) Linux
3 7 (41.18%) Agile Software Development
3 7 (41.18%) Unit Testing
3 7 (41.18%) Web Development
4 6 (35.29%) JIRA
4 6 (35.29%) Spring Security
4 6 (35.29%) TestNG
4 6 (35.29%) Subversion
4 6 (35.29%) Checkstyle
4 6 (35.29%) Scrum
4 6 (35.29%) PHP
4 6 (35.29%) RabbitMQ
4 6 (35.29%) Cobertura
4 6 (35.29%) Confluence
4 6 (35.29%) Mercurial
4 6 (35.29%) FindBugs
4 6 (35.29%) Spring Integration
4 6 (35.29%) Spring Boot

Varnish
Co-occurring IT Skills in England 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 6 (35.29%) Confluence
2 3 (17.65%) Apache
2 3 (17.65%) Apache Solr
3 2 (11.76%) Drupal
3 2 (11.76%) Elasticsearch
3 2 (11.76%) Tomcat
4 1 (5.88%) nginx
Communications & Networking
1 5 (29.41%) DNS
1 5 (29.41%) LDAP
Database & Business Intelligence
1 1 (5.88%) MySQL
Development Applications
1 9 (52.94%) Git (software)
2 8 (47.06%) Bitbucket
2 8 (47.06%) JUnit
2 8 (47.06%) Maven
3 7 (41.18%) Gradle
3 7 (41.18%) Mockito
4 6 (35.29%) Checkstyle
4 6 (35.29%) Cobertura
4 6 (35.29%) FindBugs
4 6 (35.29%) JIRA
4 6 (35.29%) Mercurial
4 6 (35.29%) Subversion
4 6 (35.29%) TestNG
5 2 (11.76%) Jenkins
6 1 (5.88%) Bower
6 1 (5.88%) Cucumber
6 1 (5.88%) Grunt
6 1 (5.88%) Karma Test Runner
6 1 (5.88%) Mocha
6 1 (5.88%) Vagrant
General
1 4 (23.53%) Finance
2 1 (5.88%) Banking
2 1 (5.88%) Investment Banking
2 1 (5.88%) Marketing
Job Titles
1 10 (58.82%) Developer
2 8 (47.06%) Java Developer
3 5 (29.41%) Linux Engineer
3 5 (29.41%) Linux Systems Engineer
3 5 (29.41%) Systems Engineer
4 2 (11.76%) Drupal Developer
5 1 (5.88%) Agile Developer
5 1 (5.88%) Analyst
5 1 (5.88%) Applications Developer
5 1 (5.88%) Applications Support
5 1 (5.88%) Applications Support Analyst
5 1 (5.88%) Full Stack Developer
5 1 (5.88%) Java Applications Developer
5 1 (5.88%) Java Web Applications Developer
5 1 (5.88%) Lead Developer
5 1 (5.88%) Lead Java Developer
5 1 (5.88%) SQL Analyst
5 1 (5.88%) SQL Support Analyst
5 1 (5.88%) Support Analyst
5 1 (5.88%) Web Applications Developer
Libraries, Frameworks & Software Standards
1 7 (41.18%) Spring
2 6 (35.29%) RabbitMQ
2 6 (35.29%) Spring Boot
2 6 (35.29%) Spring Cloud
2 6 (35.29%) Spring Integration
2 6 (35.29%) Spring Security
2 6 (35.29%) Zuul
3 5 (29.41%) Memcached
4 3 (17.65%) HTML
5 2 (11.76%) CSS
6 1 (5.88%) Hibernate
6 1 (5.88%) JSON
6 1 (5.88%) LAMP
6 1 (5.88%) Servlets
6 1 (5.88%) SOAP
6 1 (5.88%) Spring MVC
6 1 (5.88%) Struts
6 1 (5.88%) Symfony
6 1 (5.88%) XML
6 1 (5.88%) XSLT
Miscellaneous
1 5 (29.41%) Data Centre
2 1 (5.88%) Analytical Skills
2 1 (5.88%) Fixed Income
Operating Systems
1 7 (41.18%) Linux
2 1 (5.88%) Unix
Processes & Methodologies
1 8 (47.06%) TDD
2 7 (41.18%) Agile Software Development
2 7 (41.18%) BDD
2 7 (41.18%) Unit Testing
2 7 (41.18%) Web Development
3 6 (35.29%) Scrum
4 4 (23.53%) High Availability
4 4 (23.53%) Service Management
5 2 (11.76%) Configuration Management
6 1 (5.88%) Continuous Integration
6 1 (5.88%) Dependency Management
6 1 (5.88%) E-Commerce
6 1 (5.88%) Functional Testing
6 1 (5.88%) ITIL
6 1 (5.88%) Migration
6 1 (5.88%) MVC
6 1 (5.88%) Open Source
6 1 (5.88%) Problem Management
6 1 (5.88%) Responsive Web Design
6 1 (5.88%) Web Design
Programming Languages
1 8 (47.06%) Java
2 6 (35.29%) PHP
3 5 (29.41%) Bash Shell
3 5 (29.41%) Perl
4 3 (17.65%) JavaScript
5 2 (11.76%) Python
5 2 (11.76%) SQL
6 1 (5.88%) ES6
6 1 (5.88%) R
6 1 (5.88%) Scala
Quality Assurance & Compliance
1 1 (5.88%) QA
System Software
1 5 (29.41%) iptables
1 5 (29.41%) Postfix
1 5 (29.41%) Squid
2 1 (5.88%) Docker
Systems Management
1 7 (41.18%) Consul
1 7 (41.18%) Terraform
2 6 (35.29%) Prometheus
3 5 (29.41%) Nagios
4 2 (11.76%) Puppet
5 1 (5.88%) ITRS Geneos
Vendors
1 1 (5.88%) Oracle