The table below looks at the statistics for Xen skills in IT contracts advertised for the City of London region. Included is a guide to the contractor rates offered in IT contracts that have cited Xen over the 3 months to 6 December 2016 with a comparison to the same period over the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

3 months to
6 Dec 2016
Same period 2015 Same period 2014
Xen Project
Rank 157 163 187
Rank change year-on-year
+6 +24
Contract jobs citing Xen 3 1 16
As % of all contract IT jobs located in the City of London 0.091% 0.029% 0.28%
As % of the System Software category 0.84% 0.30% 3.01%
Number of daily rates quoted 3 1 15
Median daily rate £400 £190 £284
Median daily rate % change year-on-year
+110.52% -32.98%
UK excluding London median daily rate £430 £390 £450
% change year-on-year
+10.25% -13.33%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -
Xen
London

The following table is for comparison with the above and provides statistics for the entire System Software category in contract jobs advertised in the City of London region.

System Software Category
City of London
Contract IT job ads with a match in the
System Software category
356 332 532
As % of all contract IT jobs located in the City of London 10.86% 9.70% 9.27%
Number of daily rates quoted 276 264 355
Median daily rate £450 £425 £350
Median daily rate % change year-on-year
+5.88% +21.42%
90% offered a daily rate of more than £254 £200 £200
10% offered a daily rate of more than £625 £650 £500
UK excluding London median daily rate £350 £350 £348
% change year-on-year
- +0.57%
Number of hourly rates quoted 13 10 48
Median hourly rate £19.00 £23.75 £16.00
Median hourly rate % change year-on-year
-20.00% +48.43%
90% offered a hourly rate of more than £12.70 £14.90 £12.50
10% offered a hourly rate of more than £55.00 £41.50 £23.20
UK excluding London median hourly rate £16.00 £16.00 £16.50
% change year-on-year
- -3.03%

Xen
Jobs Demand Trend in the City of London

The demand trend of contract jobs across the City of London region citing Xen as a proportion of all IT contracts with a match in the System Software category.

Xen Jobs Demand Trend in the City of London

Xen
Daily Rate Trend in the City of London

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

Xen Daily Rate Trend in the City of London

Xen
Top 30 Related IT Skills in the City of London

For the 6 months to 6 December 2016, IT contractor jobs citing Xen 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 Xen.

1 9 (81.82%) Linux
2 7 (63.64%) Windows
3 6 (54.55%) Apache
3 6 (54.55%) Cisco
3 6 (54.55%) VMware
4 5 (45.45%) LAN
4 5 (45.45%) Citrix
4 5 (45.45%) WAN
4 5 (45.45%) VMware Infrastructure
4 5 (45.45%) DevOps
5 4 (36.36%) KVM
5 4 (36.36%) Puppet
5 4 (36.36%) Hyper-V
5 4 (36.36%) nginx
5 4 (36.36%) Solaris
5 4 (36.36%) SQL
5 4 (36.36%) MySQL
5 4 (36.36%) Oracle
5 4 (36.36%) SQL Server
5 4 (36.36%) Dell
5 4 (36.36%) IBM
5 4 (36.36%) Middleware
5 4 (36.36%) Firewall
5 4 (36.36%) Server Virtualisation
6 3 (27.27%) PostgreSQL
6 3 (27.27%) Internet
6 3 (27.27%) Banking
6 3 (27.27%) WebSphere
6 3 (27.27%) Active Directory
6 3 (27.27%) HP

Xen
Top Related 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 6 (54.55%) Apache
2 4 (36.36%) nginx
3 3 (27.27%) Tomcat
3 3 (27.27%) WebSphere
4 2 (18.18%) Oracle HTTP Server
5 1 (9.09%) Exchange Server 2010
5 1 (9.09%) Exchange Server 2013
5 1 (9.09%) IIS
5 1 (9.09%) Jetty
5 1 (9.09%) MS Exchange
5 1 (9.09%) Mule ESB
5 1 (9.09%) Oracle Coherence
5 1 (9.09%) WildFly
Applications
1 1 (9.09%) MS Excel
Cloud Services
1 2 (18.18%) Amazon AWS
Communications & Networking
1 5 (45.45%) LAN
1 5 (45.45%) WAN
2 4 (36.36%) Firewall
3 3 (27.27%) Internet
3 3 (27.27%) SAN
4 2 (18.18%) Fibre Channel
4 2 (18.18%) HTTP
4 2 (18.18%) NAS
5 1 (9.09%) FCoE
5 1 (9.09%) iSCSI
5 1 (9.09%) Multicast
5 1 (9.09%) NetScaler
5 1 (9.09%) Reverse Proxy
5 1 (9.09%) VLAN
5 1 (9.09%) VPN
5 1 (9.09%) WLAN
Database & Business Intelligence
1 4 (36.36%) MySQL
1 4 (36.36%) SQL Server
2 3 (27.27%) PostgreSQL
3 2 (18.18%) Apache Cassandra
4 1 (9.09%) Data Warehouse
4 1 (9.09%) DB2
4 1 (9.09%) Hadoop
4 1 (9.09%) HBase
4 1 (9.09%) NoSQL
4 1 (9.09%) OLAP
4 1 (9.09%) OLTP
4 1 (9.09%) Oracle OLAP
Development Applications
1 2 (18.18%) Git (software)
1 2 (18.18%) Jenkins
2 1 (9.09%) Gerrit
2 1 (9.09%) GitLab
2 1 (9.09%) Mercurial
General
1 3 (27.27%) Banking
2 2 (18.18%) Finance
Job Titles
1 4 (36.36%) Architect
1 4 (36.36%) Infrastructure Architect
2 2 (18.18%) Design Engineer
2 2 (18.18%) DevOps Engineer
2 2 (18.18%) Platform Engineer
3 1 (9.09%) Administrator
3 1 (9.09%) Citrix Engineer
3 1 (9.09%) Citrix Server Engineer
3 1 (9.09%) Exchange Engineer
3 1 (9.09%) Infrastructure Engineer
3 1 (9.09%) Lead Architect
3 1 (9.09%) Linux Engineer
3 1 (9.09%) Senior Architect
3 1 (9.09%) Senior Infrastructure Architect
3 1 (9.09%) Server Engineer
3 1 (9.09%) Systems Administrator
3 1 (9.09%) Windows Engineer
3 1 (9.09%) Windows Infrastructure Engineer
3 1 (9.09%) Windows Server Engineer
Libraries, Frameworks & Software Standards
1 4 (36.36%) Middleware
2 2 (18.18%) ELK Stack
3 1 (9.09%) LAMP
3 1 (9.09%) LAPP Stack
3 1 (9.09%) LEMP Stack
3 1 (9.09%) RabbitMQ
Miscellaneous
1 3 (27.27%) Online Banking
2 2 (18.18%) Cloud Native
3 1 (9.09%) Replication
Operating Systems
1 9 (81.82%) Linux
2 7 (63.64%) Windows
3 4 (36.36%) Solaris
4 3 (27.27%) Ubuntu
5 2 (18.18%) Debian
5 2 (18.18%) Mac OS X
5 2 (18.18%) Windows 10
5 2 (18.18%) Windows 8
5 2 (18.18%) Windows XP
6 1 (9.09%) CentOS
6 1 (9.09%) Red Hat Enterprise Linux
6 1 (9.09%) Windows Server
6 1 (9.09%) Windows Server 2008
6 1 (9.09%) Windows Server 2012
Processes & Methodologies
1 5 (45.45%) DevOps
2 4 (36.36%) Server Virtualisation
3 3 (27.27%) Infrastructure Management
4 2 (18.18%) Agile Software Development
4 2 (18.18%) Patch Management
4 2 (18.18%) Software Distribution
4 2 (18.18%) Translating Business Requirements
4 2 (18.18%) Use Case
4 2 (18.18%) Virtual Infrastructure
5 1 (9.09%) Benchmarking
5 1 (9.09%) Configuration Management
5 1 (9.09%) High Availability
5 1 (9.09%) Infrastructure Monitoring
5 1 (9.09%) Load Balancing
5 1 (9.09%) Performance Tuning
5 1 (9.09%) Risk Management
5 1 (9.09%) Test Automation
Programming Languages
1 4 (36.36%) SQL
2 3 (27.27%) Bash Shell
2 3 (27.27%) Python
3 2 (18.18%) PowerShell
4 1 (9.09%) Perl
Qualifications
1 1 (9.09%) SC Cleared
1 1 (9.09%) Security Cleared
1 1 (9.09%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 1 (9.09%) PCI DSS
System Software
1 5 (45.45%) VMware Infrastructure
2 4 (36.36%) Hyper-V
2 4 (36.36%) KVM
3 3 (27.27%) Active Directory
3 3 (27.27%) XenApp
3 3 (27.27%) XenDesktop
4 2 (18.18%) BitLocker
4 2 (18.18%) NFS
4 2 (18.18%) SRDF
5 1 (9.09%) DFS Replication
5 1 (9.09%) Docker
5 1 (9.09%) iptables
5 1 (9.09%) Oracle RAC
5 1 (9.09%) Virtual Machines
Systems Management
1 4 (36.36%) Puppet
2 3 (27.27%) SCCM
3 2 (18.18%) Ansible
3 2 (18.18%) HAProxy
3 2 (18.18%) Kibana
3 2 (18.18%) logstash
3 2 (18.18%) Nagios
3 2 (18.18%) Opscode Chef
3 2 (18.18%) WSUS
4 1 (9.09%) Microsoft Data Protection Manager
4 1 (9.09%) SCOM
4 1 (9.09%) SCVMM
4 1 (9.09%) ZABBIX
Vendors
1 6 (54.55%) Cisco
1 6 (54.55%) VMware
2 5 (45.45%) Citrix
3 4 (36.36%) Dell
3 4 (36.36%) IBM
3 4 (36.36%) Oracle
4 3 (27.27%) HP
4 3 (27.27%) NetApp
5 2 (18.18%) Apple
5 2 (18.18%) EMC
5 2 (18.18%) Google
5 2 (18.18%) Intel
5 2 (18.18%) Microsoft
5 2 (18.18%) Symantec
6 1 (9.09%) Red Hat
6 1 (9.09%) SolarWinds
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