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

Citrix XenServer
London / City of London
3 months to
29 Mar 2017
Same period 2016 Same period 2015
Rank 158 154 185
Rank change year-on-year -4 +31  
Contract jobs citing XenServer 4 5 6
As % of all contract IT jobs advertised in the City of London 0.13% 0.15% 0.12%
As % of the System Software category 1.23% 1.51% 1.26%
Number of daily rates quoted 4 5 6
Median daily rate £388 £375 £400
Median daily rate % change year-on-year +3.40% -6.25%  
90% offered a daily rate of more than £326 £338 £279
10% offered a daily rate of more than £468 £465 £468
UK excluding London median daily rate £300 £330 £425
% change year-on-year -9.09% -22.35%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £21.00 £21.25 £30.75
% change year-on-year -1.17% -30.89%  

XenServer 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 the City of London with a requirement for system software skills.

Contract System Software Skills
City of London
Contract job vacancies with a requirement for system software skills 326 332 476
As % of all contract IT job vacancies advertised in the City of London 10.61% 9.81% 9.31%
Number of daily rates quoted 264 258 348
Median daily rate £450 £425 £425
Median daily rate % change year-on-year +5.88% -  
90% offered a daily rate of more than £235 £297 £225
10% offered a daily rate of more than £600 £575 £588
UK excluding London median daily rate £350 £369 £350
% change year-on-year -5.08% +5.35%  
Number of hourly rates quoted 7 17 23
Median hourly rate £22.04 £19.00 £18.70
Median hourly rate % change year-on-year +16.01% +1.60%  
90% offered a hourly rate of more than £13.95 £12.00 £10.65
10% offered a hourly rate of more than £37.60 £19.20 £24.55
UK excluding London median hourly rate £16.00 £16.50 £15.85
% change year-on-year -3.03% +4.10%  

XenServer
Job Vacancy Trend in the City of London

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

Job vacancy trend for XenServer in the City of London

XenServer
Contractor Daily Rate Trend in the City of London

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

Contractor daily rate trend for XenServer in the City of London

XenServer
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing XenServer in the City of London over the 3 months to 29 March 2017.

Contractor daily rate histogram for XenServer in the City of London

XenServer
Contractor Hourly Rate Trend in the City of London

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing XenServer in the City of London.

Contractor hourly rate trend for XenServer in the City of London

For the 6 months to 29 March 2017, IT contractor jobs citing XenServer 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 City of London region with a requirement for XenServer.

1 3 (75.00%) Windows
1 3 (75.00%) Finance
1 3 (75.00%) VMware
1 3 (75.00%) XenDesktop
2 2 (50.00%) Cisco ASA
2 2 (50.00%) Windows Server 2008
2 2 (50.00%) SQL Server 2008
2 2 (50.00%) Hyper-V
2 2 (50.00%) Banking
2 2 (50.00%) SAP Oil and Gas
2 2 (50.00%) Marketing
2 2 (50.00%) Digital Marketing
2 2 (50.00%) SCCM
2 2 (50.00%) VMware ESXi
2 2 (50.00%) High Availability
2 2 (50.00%) Windows 8
2 2 (50.00%) Symantec Endpoint Protection
2 2 (50.00%) Server Building
2 2 (50.00%) Failover Clustering
2 2 (50.00%) Data Deduplication
2 2 (50.00%) Clustering
2 2 (50.00%) NetBackup
2 2 (50.00%) Backup Exec
2 2 (50.00%) Programme Management
2 2 (50.00%) Manufacturing
2 2 (50.00%) Symantec
2 2 (50.00%) Norton AntiVirus
2 2 (50.00%) Firewall
2 2 (50.00%) Electronics
2 2 (50.00%) Telecoms

XenServer
Co-occurring IT Skills in the City of 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 (25.00%) CloudStack
1 1 (25.00%) OpenStack
Business Applications
1 2 (50.00%) SAP Oil and Gas
Cloud Services
1 1 (25.00%) Amazon AWS
Communications & Networking
1 2 (50.00%) Cisco ASA
1 2 (50.00%) DHCP
1 2 (50.00%) DNS
1 2 (50.00%) Firewall
1 2 (50.00%) FTP
1 2 (50.00%) SAN
1 2 (50.00%) SMTP
Database & Business Intelligence
1 2 (50.00%) SQL Server
1 2 (50.00%) SQL Server 2008
General
1 3 (75.00%) Finance
2 2 (50.00%) Banking
2 2 (50.00%) Electronics
2 2 (50.00%) Manufacturing
2 2 (50.00%) Marketing
2 2 (50.00%) Telecoms
Job Titles
1 2 (50.00%) Infrastructure Engineer
1 2 (50.00%) Infrastructure Manager
2 1 (25.00%) Citrix Engineer
2 1 (25.00%) DevOps Engineer
Miscellaneous
1 2 (50.00%) Clustering
Operating Systems
1 3 (75.00%) Windows
2 2 (50.00%) Windows 8
2 2 (50.00%) Windows Server 2003
2 2 (50.00%) Windows Server 2008
2 2 (50.00%) Windows XP
3 1 (25.00%) Linux
3 1 (25.00%) Unix
3 1 (25.00%) Windows 10
Processes & Methodologies
1 2 (50.00%) Business Intelligence
1 2 (50.00%) Data Deduplication
1 2 (50.00%) Digital Marketing
1 2 (50.00%) High Availability
1 2 (50.00%) Programme Management
1 2 (50.00%) Server Building
2 1 (25.00%) DevOps
2 1 (25.00%) Open Source
Programming Languages
1 2 (50.00%) SQL
2 1 (25.00%) Bash Shell
2 1 (25.00%) PowerShell
2 1 (25.00%) Python
2 1 (25.00%) Ruby
2 1 (25.00%) Shell Script
System Software
1 3 (75.00%) XenDesktop
2 2 (50.00%) Active Directory
2 2 (50.00%) Hyper-V
2 2 (50.00%) VMware ESXi
3 1 (25.00%) VMware Infrastructure
3 1 (25.00%) vSphere
3 1 (25.00%) Xen
3 1 (25.00%) XenApp
Systems Management
1 2 (50.00%) Backup Exec
1 2 (50.00%) Failover Clustering
1 2 (50.00%) NetBackup
1 2 (50.00%) Norton AntiVirus
1 2 (50.00%) SCCM
1 2 (50.00%) Symantec Endpoint Protection
2 1 (25.00%) Ansible
2 1 (25.00%) Opscode Chef
2 1 (25.00%) Puppet
Vendors
1 3 (75.00%) VMware
2 2 (50.00%) Cisco
2 2 (50.00%) HP
2 2 (50.00%) Microsoft
2 2 (50.00%) SAP
2 2 (50.00%) Symantec
2 2 (50.00%) Veritas
3 1 (25.00%) Citrix