The following table provides summary statistics for contract job vacancies with a requirement for Cobbler skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Cobbler over the 3 months to 25 March 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.

3 months to
25 Mar 2017
Same period 2016 Same period 2015
Cobbler
UK
Rank 569 626 594
Rank change year-on-year +57 -32  
Contract jobs citing Cobbler 24 18 30
As % of all contract IT jobs advertised in the UK 0.053% 0.034% 0.057%
As % of the Systems Management category 0.53% 0.37% 0.68%
Number of daily rates quoted 14 12 22
Median daily rate £350 £380 £398
Median daily rate % change year-on-year -7.89% -4.40%  
90% offered a daily rate of more than £300 £295 £328
10% offered a daily rate of more than £443 £425 £488
UK excluding London median daily rate £406 £325 £350
% change year-on-year +25.00% -7.14%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

Cobbler 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 with a requirement for systems management skills.

Systems Management Skills
UK
Contract job vacancies with a requirement for systems management skills 4531 4928 4422
As % of all contract IT job vacancies advertised in the UK 10.00% 9.26% 8.36%
Number of daily rates quoted 3033 3122 2621
Median daily rate £465 £450 £417
Median daily rate % change year-on-year +3.33% +7.91%  
90% offered a daily rate of more than £300 £300 £250
10% offered a daily rate of more than £600 £550 £550
UK excluding London median daily rate £425 £400 £375
% change year-on-year +6.25% +6.66%  
Number of hourly rates quoted 95 133 169
Median hourly rate £23.88 £22.50 £20.19
Median hourly rate % change year-on-year +6.11% +11.46%  
90% offered a hourly rate of more than £13.10 £13.00 £13.00
10% offered a hourly rate of more than £47.00 £55.00 £38.08
UK excluding London median hourly rate £19.00 £22.50 £21.50
% change year-on-year -15.55% +4.65%  

Cobbler
Job Vacancy Trend

The job posting trend of jobs advertised citing Cobbler as a proportion of all contract or permanent IT jobs with a match in the Systems Management category.

Job vacancy trend for Cobbler in the UK

Cobbler
Contractor Daily Rate Trend

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

Contractor daily rate trend for Cobbler in the UK

Cobbler
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing Cobbler over the 3 months to 25 March 2017.

Contractor daily rate histogram for Cobbler in the UK

Cobbler
Top 13 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Cobbler within the UK over the 3 months to 25 March 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
England +35 23 £350 -7.89% 9
South East +28 10 £400 -5.88% 2
Yorkshire +17 7 - - 4
Hampshire +15 6 £425 - 1
London +35 4 £300 -29.41%
City of London +6 4 £300 -34.24%
Sheffield - 4 - -
South Yorkshire - 4 - -
Leeds +7 3 - - 4
West Yorkshire +6 3 - - 4
Winchester - 2 £425 -
Coventry - 1 £425 -
West Midlands - 1 £425 -

Cobbler
Top 30 Related IT Skills

For the 6 months to 25 March 2017, IT contractor jobs citing Cobbler also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads with a requirement for Cobbler.

1 46 (100.00%) Linux
1 46 (100.00%) Puppet
2 36 (78.26%) Bash Shell
2 36 (78.26%) DevOps
3 31 (67.39%) Opscode Chef
4 27 (58.70%) Unix
5 25 (54.35%) Python
6 24 (52.17%) Shell Script
6 24 (52.17%) Ruby
7 21 (45.65%) Red Hat
8 18 (39.13%) Agile Software Development
9 16 (34.78%) Red Hat Enterprise Linux
10 15 (32.61%) Jenkins
11 14 (30.43%) VMware
12 13 (28.26%) PostgreSQL
12 13 (28.26%) Amazon AWS
13 12 (26.09%) Redis
13 12 (26.09%) vSphere
13 12 (26.09%) LAMP
14 11 (23.91%) CloudStack
14 11 (23.91%) OpenStack
14 11 (23.91%) XenServer
14 11 (23.91%) Xen
15 10 (21.74%) Security Cleared
15 10 (21.74%) MySQL
16 9 (19.57%) JBoss
16 9 (19.57%) Apache
16 9 (19.57%) Tomcat
16 9 (19.57%) SAN
16 9 (19.57%) EMC

Cobbler
Top Related IT Skills 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 11 (23.91%) CloudStack
1 11 (23.91%) OpenStack
2 9 (19.57%) Apache
2 9 (19.57%) JBoss
2 9 (19.57%) Tomcat
3 4 (8.70%) WebLogic
3 4 (8.70%) WebSphere
Applications
1 1 (2.17%) MS Excel
Cloud Services
1 13 (28.26%) Amazon AWS
2 4 (8.70%) GitHub
Communications & Networking
1 9 (19.57%) SAN
2 5 (10.87%) SSL
3 4 (8.70%) Firewall
4 2 (4.35%) DNS
4 2 (4.35%) Ethernet
4 2 (4.35%) Wi-Fi
5 1 (2.17%) IPv6
5 1 (2.17%) Kerberos
5 1 (2.17%) Wireshark
Database & Business Intelligence
1 13 (28.26%) PostgreSQL
2 12 (26.09%) Redis
3 10 (21.74%) MySQL
4 7 (15.22%) NoSQL
5 1 (2.17%) RDBMS
5 1 (2.17%) Relational Database
5 1 (2.17%) SQL Server
Development Applications
1 15 (32.61%) Jenkins
2 9 (19.57%) Git (software)
3 7 (15.22%) GitLab
4 4 (8.70%) git-flow
General
1 3 (6.52%) Telecoms
Job Titles
1 23 (50.00%) DevOps Engineer
2 16 (34.78%) Platform Engineer
3 8 (17.39%) Linux Engineer
4 7 (15.22%) Senior Linux Engineer
5 5 (10.87%) Linux Specialist
6 4 (8.70%) Unix Specialist
7 3 (6.52%) Linux Systems Administrator
7 3 (6.52%) Systems Administrator
8 2 (4.35%) Administrator
8 2 (4.35%) Applications Specialist
8 2 (4.35%) Linux Administrator
8 2 (4.35%) Linux/Unix DevOps
9 1 (2.17%) Consultant
9 1 (2.17%) DevOps Specialist
9 1 (2.17%) Linux DevOps Engineer
9 1 (2.17%) Team Leader
9 1 (2.17%) Unix Consultant
9 1 (2.17%) Unix Support
9 1 (2.17%) Unix Support Specialist
9 1 (2.17%) WebOps Engineer
Libraries, Frameworks & Software Standards
1 12 (26.09%) LAMP
2 8 (17.39%) LAPP Stack
3 7 (15.22%) Elastic Stack
3 7 (15.22%) Memcached
4 1 (2.17%) ActiveMQ
4 1 (2.17%) CGI
4 1 (2.17%) JAAS
4 1 (2.17%) Java EE
4 1 (2.17%) JMS
4 1 (2.17%) JMX
4 1 (2.17%) JNDI
Miscellaneous
1 7 (15.22%) Smart Meter
2 5 (10.87%) Management Information System
2 5 (10.87%) PKI
3 2 (4.35%) Data Centre
4 1 (2.17%) Clustering
Operating Systems
1 46 (100.00%) Linux
2 27 (58.70%) Unix
3 16 (34.78%) Red Hat Enterprise Linux
4 6 (13.04%) CentOS
5 4 (8.70%) SUSE
Processes & Methodologies
1 36 (78.26%) DevOps
2 18 (39.13%) Agile Software Development
3 5 (10.87%) Open Source
4 4 (8.70%) Continuous Delivery
4 4 (8.70%) Continuous Improvement
4 4 (8.70%) Load Balancing
4 4 (8.70%) Penetration Testing
4 4 (8.70%) Performance Monitoring
4 4 (8.70%) Performance Tuning
4 4 (8.70%) Server Building
5 3 (6.52%) Patch Management
6 2 (4.35%) Capacity Management
6 2 (4.35%) Configuration Management
6 2 (4.35%) ITIL
6 2 (4.35%) Kalman Filter
6 2 (4.35%) Line Management
6 2 (4.35%) Mentoring
6 2 (4.35%) Non-Functional Testing
7 1 (2.17%) Change Management
7 1 (2.17%) ITIL V3
Programming Languages
1 36 (78.26%) Bash Shell
2 25 (54.35%) Python
3 24 (52.17%) Ruby
3 24 (52.17%) Shell Script
4 8 (17.39%) Java
4 8 (17.39%) Perl
5 3 (6.52%) C
5 3 (6.52%) C++
5 3 (6.52%) SQL
Qualifications
1 10 (21.74%) Security Cleared
2 9 (19.57%) SC Cleared
3 7 (15.22%) RHCE
4 5 (10.87%) Cisco Certification
4 5 (10.87%) CISSP
4 5 (10.87%) RHCSA
5 4 (8.70%) CCIE
6 1 (2.17%) CCNA
6 1 (2.17%) ITIL Foundation Certificate
6 1 (2.17%) RHCT
Quality Assurance & Compliance
1 1 (2.17%) ISO/IEC 27001
1 1 (2.17%) PCI DSS
System Software
1 12 (26.09%) vSphere
2 11 (23.91%) Xen
2 11 (23.91%) XenServer
3 7 (15.22%) GlusterFS
3 7 (15.22%) VMware ESXi
4 4 (8.70%) Docker
4 4 (8.70%) VMware Infrastructure
5 2 (4.35%) Active Directory
Systems Management
1 46 (100.00%) Puppet
2 31 (67.39%) Opscode Chef
3 8 (17.39%) HAProxy
4 7 (15.22%) Linux-HA
4 7 (15.22%) Nagios
4 7 (15.22%) Zenoss
5 5 (10.87%) Red Hat Spacewalk
6 4 (8.70%) Ansible
Vendors
1 21 (45.65%) Red Hat
2 14 (30.43%) VMware
3 9 (19.57%) EMC
4 6 (13.04%) Splunk
5 2 (4.35%) Apple
5 2 (4.35%) Microsoft
6 1 (2.17%) Arqiva
6 1 (2.17%) Cisco
6 1 (2.17%) F5
6 1 (2.17%) Oracle