Period
to 10 December 2018

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 10 December 2018 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
10 Dec 2018
Same period 2017 Same period 2016
Rank 291 276 -
Rank change year-on-year -15 - +286
Contract jobs citing Varnish 7 4 0
As % of all contract IT jobs advertised in Central London 0.075% 0.047% -
As % of the System Software category 0.43% 0.37% -
Number of daily rates quoted 6 3 0
Central London median daily rate £550 £450 -
Median daily rate % change year-on-year +22.22% - -
London median daily rate £550 £425 £400
% change year-on-year +29.41% +6.25% -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 1,631 1,072 891
As % of all contract IT jobs advertised in Central London 17.47% 12.48% 11.37%
Number of daily rates quoted 1,265 839 682
Central London median daily rate £525 £480 £450
Median daily rate % change year-on-year +9.38% +6.67% +5.88%
10th Percentile £158 £192 £207
90th Percentile £660 £651 £625
London median daily rate £525 £488 £450
% change year-on-year +7.69% +8.33% +5.88%
Number of hourly rates quoted 41 32 25
Central London median hourly rate £19.25 £16.50 £19.00
Median hourly rate % change year-on-year +16.67% -13.16% +8.63%
10th Percentile £14.00 £10.58 £11.25
90th Percentile £25.50 £27.50 £82.00
London median hourly rate £19.25 £20.50 £16.50
% change year-on-year -6.10% +24.24% +5.60%

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 10 December 2018. 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 -14 7 £550 +22.22%
Varnish
London

For the 6 months to 10 December 2018, 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 7 (100.00%) Redis
2 6 (85.71%) Amazon AWS
3 5 (71.43%) DevOps
3 5 (71.43%) Docker
4 4 (57.14%) Kubernetes
4 4 (57.14%) AWS Elastic Beanstalk
4 4 (57.14%) New Relic
4 4 (57.14%) Bash Shell
4 4 (57.14%) Akamai
4 4 (57.14%) Node.js
4 4 (57.14%) High Availability
4 4 (57.14%) TeamCity
4 4 (57.14%) Git (software)
4 4 (57.14%) Test Automation
5 2 (28.57%) Blog
5 2 (28.57%) C++
5 2 (28.57%) Java
5 2 (28.57%) JavaScript
5 2 (28.57%) Linux
5 2 (28.57%) Python
5 2 (28.57%) Grunt
5 2 (28.57%) RabbitMQ
5 2 (28.57%) Jenkins
5 2 (28.57%) Open Source
5 2 (28.57%) Redux
5 2 (28.57%) gulp
5 2 (28.57%) ES6
5 2 (28.57%) Terraform
5 2 (28.57%) Consul
5 2 (28.57%) Flask

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 1 (14.29%) nginx
Cloud Services
1 6 (85.71%) Amazon AWS
2 4 (57.14%) Akamai
2 4 (57.14%) AWS Elastic Beanstalk
3 1 (14.29%) AWS CloudFormation
3 1 (14.29%) AWS CodePipeline
3 1 (14.29%) GitHub
3 1 (14.29%) Slack
3 1 (14.29%) Trello
Database & Business Intelligence
1 7 (100.00%) Redis
Development Applications
1 4 (57.14%) Git (software)
1 4 (57.14%) TeamCity
2 2 (28.57%) Grunt
2 2 (28.57%) gulp
2 2 (28.57%) Jenkins
3 1 (14.29%) Ant
3 1 (14.29%) Vagrant
Job Titles
1 4 (57.14%) DevOps Engineer
2 2 (28.57%) Developer
2 2 (28.57%) Full Stack Developer
2 2 (28.57%) Python Developer
3 1 (14.29%) AWS Engineer
3 1 (14.29%) Java Developer
3 1 (14.29%) JavaScript Developer
3 1 (14.29%) Platform Engineer
3 1 (14.29%) React Developer
Libraries, Frameworks & Software Standards
1 4 (57.14%) Node.js
2 2 (28.57%) Flask
2 2 (28.57%) RabbitMQ
2 2 (28.57%) Redux
3 1 (14.29%) Elastic Stack
3 1 (14.29%) Kafka
3 1 (14.29%) React
3 1 (14.29%) Sensu
3 1 (14.29%) Web Services
3 1 (14.29%) ZeroMQ
Miscellaneous
1 2 (28.57%) Blog
2 1 (14.29%) Algorithms
2 1 (14.29%) Data Structures
2 1 (14.29%) Greenfield Project
2 1 (14.29%) Self-Motivation
Operating Systems
1 2 (28.57%) Linux
2 1 (14.29%) CentOS
Processes & Methodologies
1 5 (71.43%) DevOps
2 4 (57.14%) High Availability
2 4 (57.14%) Test Automation
3 2 (28.57%) Open Source
4 1 (14.29%) Agile Software Development
4 1 (14.29%) Build Automation
4 1 (14.29%) Configuration Management
4 1 (14.29%) Continuous Integration
4 1 (14.29%) Deployment Automation
4 1 (14.29%) Kaizen
4 1 (14.29%) Machine Learning
4 1 (14.29%) Microservices
Programming Languages
1 4 (57.14%) Bash Shell
2 2 (28.57%) C++
2 2 (28.57%) ES6
2 2 (28.57%) Java
2 2 (28.57%) JavaScript
2 2 (28.57%) Python
3 1 (14.29%) Ruby
System Software
1 5 (71.43%) Docker
2 1 (14.29%) Apache ZooKeeper
2 1 (14.29%) etcd
Systems Management
1 4 (57.14%) Kubernetes
2 2 (28.57%) Consul
2 2 (28.57%) Terraform
3 1 (14.29%) Grafana
3 1 (14.29%) Graphite
3 1 (14.29%) HAProxy
3 1 (14.29%) Packer
3 1 (14.29%) Puppet
Vendors
1 4 (57.14%) New Relic