The following table provides summary statistics for contract job vacancies advertised in London with a requirement for CFEngine skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited CFEngine over the 3 months to 29 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.

CFEngine
England / London
3 months to
29 Jun 2017
Same period 2016 Same period 2015
Rank 419 412 424
Rank change year-on-year -7 +12  
Contract jobs citing CFEngine 8 20 12
As % of all contract IT jobs advertised in London 0.038% 0.092% 0.051%
As % of the Systems Management category 0.34% 0.82% 0.64%
Number of daily rates quoted 5 15 7
Median daily rate £550 £475 £450
Median daily rate % change year-on-year +15.78% +5.55%  
90% offered a daily rate of more than £525 £448 £413
10% offered a daily rate of more than £575 £540 £553
UK excluding London median daily rate £525 £450 £365
% change year-on-year +16.66% +23.28%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

CFEngine is in the systems management skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in London with a requirement for systems management skills.

Systems Management Skills
London
Contract job vacancies with a requirement for systems management skills 2383 2438 1889
As % of all contract IT job vacancies advertised in London 11.46% 11.27% 8.07%
Number of daily rates quoted 3516 3702 2305
Median daily rate £523 £495 £438
Median daily rate % change year-on-year +5.55% +13.14%  
90% offered a daily rate of more than £350 £325 £274
10% offered a daily rate of more than £638 £613 £600
UK excluding London median daily rate £450 £400 £380
% change year-on-year +12.50% +5.26%  
Number of hourly rates quoted 23 29 36
Median hourly rate £27.00 £19.00 £24.00
Median hourly rate % change year-on-year +42.10% -20.83%  
90% offered a hourly rate of more than £12.00 £18.10 £14.25
10% offered a hourly rate of more than £47.00 £48.38 £40.00
UK excluding London median hourly rate £17.50 £35.00 £20.75
% change year-on-year -50.00% +68.67%  

CFEngine
Job Vacancy Trend in London

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

Job vacancy trend for CFEngine in London

CFEngine
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for CFEngine in London

For the 6 months to 29 June 2017, IT contractor jobs citing CFEngine 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 London region with a requirement for CFEngine.

1 13 (100.00%) Ruby
1 13 (100.00%) Puppet
2 11 (84.62%) Python
3 10 (76.92%) Unix
3 10 (76.92%) Linux
4 7 (53.85%) PHP
4 7 (53.85%) Opscode Chef
5 6 (46.15%) OCFS2
5 6 (46.15%) SELinux
5 6 (46.15%) High Availability
5 6 (46.15%) Bash Shell
5 6 (46.15%) GlusterFS
5 6 (46.15%) GFS2
5 6 (46.15%) Patch Management
5 6 (46.15%) Failover Clustering
5 6 (46.15%) HTTP
5 6 (46.15%) Clustering
6 5 (38.46%) SCCM
6 5 (38.46%) Data Modelling
6 5 (38.46%) Nagios
6 5 (38.46%) Service Delivery
6 5 (38.46%) Java
6 5 (38.46%) JavaScript
6 5 (38.46%) XML
6 5 (38.46%) SDLC
6 5 (38.46%) Splunk
6 5 (38.46%) Regular Expression
6 5 (38.46%) HP SiteScope
7 4 (30.77%) SQL
7 4 (30.77%) Computer Science

CFEngine
Co-occurring IT Skills in 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 3 (23.08%) WebSphere
2 2 (15.38%) Apache
2 2 (15.38%) Tomcat
Communications & Networking
1 6 (46.15%) HTTP
2 2 (15.38%) BIG-IP
2 2 (15.38%) DNS
2 2 (15.38%) Internet
2 2 (15.38%) Intranet
2 2 (15.38%) SSL
2 2 (15.38%) TCP/IP
Database & Business Intelligence
1 3 (23.08%) Big Data
1 3 (23.08%) SQL Server
2 2 (15.38%) MySQL
Development Applications
1 2 (15.38%) Subversion
General
1 4 (30.77%) Finance
2 2 (15.38%) Banking
2 2 (15.38%) Financial Institution
2 2 (15.38%) Investment Banking
2 2 (15.38%) Retail
2 2 (15.38%) Retail Banking
3 1 (7.69%) Publishing
Job Titles
1 6 (46.15%) Linux Engineer
1 6 (46.15%) Linux Systems Engineer
1 6 (46.15%) Systems Engineer
2 3 (23.08%) Administrator
2 3 (23.08%) Operations Engineer
2 3 (23.08%) Splunk Administrator
3 2 (15.38%) DevOps Engineer
3 2 (15.38%) DevOps Systems Engineer
3 2 (15.38%) Linux DevOps Engineer
3 2 (15.38%) Linux/Unix DevOps
3 2 (15.38%) Web Engineer
4 1 (7.69%) Knowledge Manager
4 1 (7.69%) Security Administrator
4 1 (7.69%) Splunk Specialist
Libraries, Frameworks & Software Standards
1 5 (38.46%) Regular Expression
1 5 (38.46%) XML
2 2 (15.38%) CGI
2 2 (15.38%) Embperl
2 2 (15.38%) FastCGI
2 2 (15.38%) Java EE
2 2 (15.38%) LAMP
2 2 (15.38%) Ruby on Rails
Miscellaneous
1 6 (46.15%) Clustering
2 4 (30.77%) Computer Science
3 3 (23.08%) Analytical Skills
4 2 (15.38%) Hedge funds
4 2 (15.38%) Linux Command Line
4 2 (15.38%) Management Information System
4 2 (15.38%) Mobile Banking
4 2 (15.38%) Taxonomies
5 1 (7.69%) Data Centre
Operating Systems
1 10 (76.92%) Linux
1 10 (76.92%) Unix
2 2 (15.38%) Solaris
2 2 (15.38%) SUSE
2 2 (15.38%) SUSE Linux Enterprise Server
3 1 (7.69%) Red Hat Enterprise Linux
Processes & Methodologies
1 6 (46.15%) High Availability
1 6 (46.15%) Patch Management
2 5 (38.46%) Data Modelling
2 5 (38.46%) SDLC
2 5 (38.46%) Service Delivery
3 2 (15.38%) Change Management
3 2 (15.38%) Data Analysis
3 2 (15.38%) Data Security
3 2 (15.38%) DevOps
3 2 (15.38%) Load Balancing
3 2 (15.38%) OO
3 2 (15.38%) OOP
3 2 (15.38%) Refactoring
3 2 (15.38%) Reverse Engineering
3 2 (15.38%) Unit Testing
3 2 (15.38%) Wealth Management
3 2 (15.38%) Web Development
4 1 (7.69%) Configuration Management
4 1 (7.69%) Disaster Recovery
4 1 (7.69%) SIEM
Programming Languages
1 13 (100.00%) Ruby
2 11 (84.62%) Python
3 7 (53.85%) PHP
4 6 (46.15%) Bash Shell
5 5 (38.46%) Java
5 5 (38.46%) JavaScript
6 4 (30.77%) SQL
7 2 (15.38%) C
7 2 (15.38%) Perl
7 2 (15.38%) Shell Script
Qualifications
1 4 (30.77%) Degree
2 2 (15.38%) Computer Science Degree
Quality Assurance & Compliance
1 3 (23.08%) QA
System Software
1 6 (46.15%) GFS2
1 6 (46.15%) GlusterFS
1 6 (46.15%) OCFS2
Systems Management
1 13 (100.00%) Puppet
2 7 (53.85%) Opscode Chef
3 6 (46.15%) Failover Clustering
3 6 (46.15%) SELinux
4 5 (38.46%) HP SiteScope
4 5 (38.46%) Nagios
4 5 (38.46%) SCCM
5 3 (23.08%) Ansible
Vendors
1 5 (38.46%) Splunk
2 3 (23.08%) Microsoft
2 3 (23.08%) PeopleSoft
3 2 (15.38%) F5
4 1 (7.69%) Oracle
4 1 (7.69%) Snow