Period
to 20 March 2019

The following table provides summary statistics for contract job vacancies advertised in Central 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 20 March 2019 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
London > Central London
6 months to
20 Mar 2019
Same period 2018 Same period 2017
Rank 275 291 252
Rank change year-on-year +16 -39 -9
Contract jobs citing Varnish 4 5 1
As % of all contract IT jobs advertised in Central London 0.045% 0.055% 0.014%
As % of the System Software category 0.24% 0.39% 0.13%
Number of daily rates quoted 3 4 1
Central London median daily rate £575 £475 £500
Median daily rate % change year-on-year +21.05% -5.00% +16.96%
London median daily rate £588 £500 £400
% change year-on-year +17.50% +25.00% -5.88%
Number of hourly rates quoted 0 0 0
Central London median hourly rate - - -
London median hourly rate - - -

Varnish is in the System Software 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 system software skills.

All System Software Skills
Central London
Contract vacancies with a requirement for system software skills 1,669 1,278 784
As % of all contract IT jobs advertised in Central London 18.82% 14.02% 10.98%
Number of daily rates quoted 1,238 1,007 606
Central London median daily rate £525 £500 £450
Median daily rate % change year-on-year +5.00% +11.11% +5.88%
10th Percentile £170 £213 £206
90th Percentile £675 £650 £631
London median daily rate £525 £500 £455
% change year-on-year +5.00% +9.89% +5.57%
Number of hourly rates quoted 25 41 17
Central London median hourly rate £17.30 £17.50 £21.75
Median hourly rate % change year-on-year -1.14% -19.54% +41.46%
10th Percentile £12.76 £11.25 £12.65
90th Percentile £24.14 £30.00 £100.50
London median hourly rate £20.16 £20.00 £19.00
% change year-on-year +0.81% +5.26% +35.71%

Varnish
Job Vacancy Trend in Central London

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

Job vacancy trend for Varnish in Central London

Varnish
Contractor Daily Rate Trend in Central London

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

Contractor daily rate trend for Varnish in Central London

Varnish
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 Varnish within the Central London region over the 6 months to 20 March 2019. 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 +13 4 £575 +21.05%
Varnish
London

For the 6 months to 20 March 2019, IT contractor jobs citing Varnish 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 Varnish.

1 4 (100.00%) Linux
1 4 (100.00%) nginx
2 3 (75.00%) Puppet
2 3 (75.00%) RabbitMQ
2 3 (75.00%) Redis
2 3 (75.00%) GitHub
2 3 (75.00%) Jenkins
2 3 (75.00%) Vagrant
2 3 (75.00%) HAProxy
2 3 (75.00%) Trello
2 3 (75.00%) Ruby
2 3 (75.00%) Docker
2 3 (75.00%) Sensu
2 3 (75.00%) DevOps
2 3 (75.00%) Microservices
2 3 (75.00%) Graphite
2 3 (75.00%) Terraform
2 3 (75.00%) Grafana
2 3 (75.00%) Consul
2 3 (75.00%) Slack
2 3 (75.00%) Packer
2 3 (75.00%) Kaizen
2 3 (75.00%) CentOS
3 1 (25.00%) Elasticsearch
3 1 (25.00%) ITRS Geneos
3 1 (25.00%) Go
3 1 (25.00%) Oracle Database
3 1 (25.00%) Functional Testing
3 1 (25.00%) Amazon AWS
3 1 (25.00%) Open Source

Varnish
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 4 (100.00%) nginx
2 1 (25.00%) Apache
2 1 (25.00%) Elasticsearch
Cloud Services
1 3 (75.00%) GitHub
1 3 (75.00%) Slack
1 3 (75.00%) Trello
2 1 (25.00%) Amazon AWS
Database & Business Intelligence
1 3 (75.00%) Redis
2 1 (25.00%) Oracle Database
Development Applications
1 3 (75.00%) Jenkins
1 3 (75.00%) Vagrant
2 1 (25.00%) Ant
General
1 1 (25.00%) Banking
1 1 (25.00%) Investment Banking
Job Titles
1 2 (50.00%) DevOps Engineer
2 1 (25.00%) Analyst
2 1 (25.00%) Applications Support
2 1 (25.00%) Applications Support Analyst
2 1 (25.00%) AWS Engineer
2 1 (25.00%) Platform Engineer
2 1 (25.00%) Support Analyst
Libraries, Frameworks & Software Standards
1 3 (75.00%) RabbitMQ
1 3 (75.00%) Sensu
2 1 (25.00%) Elastic Stack
Miscellaneous
1 1 (25.00%) Blog
1 1 (25.00%) Fixed Income
Operating Systems
1 4 (100.00%) Linux
2 3 (75.00%) CentOS
3 1 (25.00%) Unix
Processes & Methodologies
1 3 (75.00%) DevOps
1 3 (75.00%) Kaizen
1 3 (75.00%) Microservices
2 1 (25.00%) Agile Software Development
2 1 (25.00%) Computer Science
2 1 (25.00%) Configuration Management
2 1 (25.00%) Deployment Automation
2 1 (25.00%) Functional Testing
2 1 (25.00%) ITIL
2 1 (25.00%) Open Source
2 1 (25.00%) Physics
2 1 (25.00%) Problem Management
Programming Languages
1 3 (75.00%) Ruby
2 1 (25.00%) Bash Shell
2 1 (25.00%) Go
2 1 (25.00%) Python
2 1 (25.00%) SQL
Qualifications
1 1 (25.00%) Computer Science Degree
1 1 (25.00%) Degree
System Software
1 3 (75.00%) Docker
Systems Management
1 3 (75.00%) Consul
1 3 (75.00%) Grafana
1 3 (75.00%) Graphite
1 3 (75.00%) HAProxy
1 3 (75.00%) Packer
1 3 (75.00%) Puppet
1 3 (75.00%) Terraform
2 1 (25.00%) ITRS Geneos
Vendors
1 1 (25.00%) Oracle