The following table provides summary statistics for contract job vacancies advertised in England with a requirement for Xen skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Xen over the 3 months to 23 April 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.

Xen Project
UK / England
3 months to
23 Apr 2017
Same period 2016 Same period 2015
Rank 544 568 559
Rank change year-on-year +24 -9  
Contract jobs citing Xen 41 65 61
As % of all contract IT jobs advertised in England 0.094% 0.13% 0.12%
As % of the System Software category 0.86% 1.11% 1.13%
Number of daily rates quoted 33 44 37
Median daily rate £500 £475 £300
Median daily rate % change year-on-year +5.26% +58.33%  
90% offered a daily rate of more than £355 £308 £275
10% offered a daily rate of more than £575 £600 £575
UK excluding London median daily rate £531 £395 £290
% change year-on-year +34.40% +36.29%  
Number of hourly rates quoted 0 2 1
Median hourly rate - £32.50 £16.00
Median hourly rate % change year-on-year - +103.12%  
UK excluding London median hourly rate - £32.50 -

Xen 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 England with a requirement for system software skills.

Contract System Software Skills
England
Contract job vacancies with a requirement for system software skills 4761 5872 5378
As % of all contract IT job vacancies advertised in England 10.96% 11.40% 10.56%
Number of daily rates quoted 3050 3678 3017
Median daily rate £415 £400 £374
Median daily rate % change year-on-year +3.75% +7.09%  
90% offered a daily rate of more than £198 £200 £200
10% offered a daily rate of more than £575 £550 £505
UK excluding London median daily rate £360 £362 £348
% change year-on-year -0.41% +3.87%  
Number of hourly rates quoted 309 439 628
Median hourly rate £16.50 £16.50 £16.50
90% offered a hourly rate of more than £10.65 £11.00 £11.00
10% offered a hourly rate of more than £45.00 £43.00 £34.40
UK excluding London median hourly rate £16.00 £16.50 £16.50
% change year-on-year -3.03% -  

Xen
Job Vacancy Trend in England

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

Job vacancy trend for Xen in England

Xen
Contractor Daily Rate Trend in England

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

Contractor daily rate trend for Xen in England

Xen
Contractor Daily Rate Histogram in England

The daily rate distribution of IT jobs citing Xen in England over the 3 months to 23 April 2017.

Contractor daily rate histogram for Xen in England

Xen
Contractor Hourly Rate Trend in England

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Xen in England.

Contractor hourly rate trend for Xen in England

Xen
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Xen within the England region over the 3 months to 23 April 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
South East +25 11 £443 - 2
South West +10 10 £549 +66.36% 3
London +9 10 £488 -2.50% 6
North West +22 4 £550 - 11
Yorkshire +8 2 £525 +32.82% 4
East of England 0 2 £575 +31.31% 1
North East - 1 £450 -
West Midlands - 1 £425 -
Xen
UK

For the 6 months to 23 April 2017, 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 England region with a requirement for Xen.

1 75 (90.36%) Linux
2 57 (68.67%) DevOps
3 50 (60.24%) VMware
4 47 (56.63%) VMware Infrastructure
5 45 (54.22%) Puppet
6 43 (51.81%) Amazon AWS
7 39 (46.99%) Apache
8 37 (44.58%) Tomcat
9 35 (42.17%) Jenkins
10 33 (39.76%) Java
10 33 (39.76%) Python
11 32 (38.55%) Microsoft
12 31 (37.35%) HTTP
12 31 (37.35%) Open Source
12 31 (37.35%) Agile Software Development
13 30 (36.14%) Google
14 29 (34.94%) WebSphere
14 29 (34.94%) IIS
15 28 (33.73%) Windows
15 28 (33.73%) Continuous Integration
15 28 (33.73%) nginx
16 27 (32.53%) Jetty
16 27 (32.53%) Bash Shell
16 27 (32.53%) TCP/IP
17 26 (31.33%) Configuration Management
18 24 (28.92%) DNS
18 24 (28.92%) Opscode Chef
19 23 (27.71%) SSL
19 23 (27.71%) Oracle
19 23 (27.71%) IPsec

Xen
Co-occurring IT Skills in England 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 39 (46.99%) Apache
2 37 (44.58%) Tomcat
3 29 (34.94%) IIS
3 29 (34.94%) WebSphere
4 28 (33.73%) nginx
5 27 (32.53%) Jetty
6 22 (26.51%) OpenStack
7 20 (24.10%) Mongrel
8 13 (15.66%) CloudStack
9 11 (13.25%) Oracle HTTP Server
10 8 (9.64%) JBoss
11 7 (8.43%) DataSynapse
11 7 (8.43%) Oracle Coherence
11 7 (8.43%) WildFly
12 3 (3.61%) Mule ESB
13 2 (2.41%) Cloud Foundry
13 2 (2.41%) SAS
13 2 (2.41%) SharePoint
13 2 (2.41%) Skype for Business
13 2 (2.41%) WebLogic
Applications
1 2 (2.41%) Microsoft Excel
1 2 (2.41%) Microsoft PowerPoint
Business Applications
1 1 (1.20%) SAP ERP
Cloud Services
1 43 (51.81%) Amazon AWS
2 22 (26.51%) Google Cloud Platform
3 21 (25.30%) Amazon EC2
4 20 (24.10%) Google App Engine
5 8 (9.64%) G Suite
6 5 (6.02%) Microsoft Azure
6 5 (6.02%) SaaS
7 3 (3.61%) AWS CloudFormation
7 3 (3.61%) IaaS
7 3 (3.61%) PaaS
8 1 (1.20%) Amazon CloudWatch
8 1 (1.20%) Amazon S3
8 1 (1.20%) AWS CloudTrail
8 1 (1.20%) CloudFront
8 1 (1.20%) Google Compute Engine
8 1 (1.20%) Office 365
8 1 (1.20%) Virtual Private Cloud
Communications & Networking
1 31 (37.35%) HTTP
2 27 (32.53%) TCP/IP
3 24 (28.92%) DNS
4 23 (27.71%) IPsec
4 23 (27.71%) SSL
5 21 (25.30%) DHCP
5 21 (25.30%) Firewall
6 20 (24.10%) FTP
7 17 (20.48%) WAN
8 16 (19.28%) LAN
9 13 (15.66%) SAN
10 12 (14.46%) NAS
11 9 (10.84%) FCoE
11 9 (10.84%) Fibre Channel
11 9 (10.84%) iSCSI
11 9 (10.84%) Multicast
11 9 (10.84%) VPN
12 4 (4.82%) Internet
13 3 (3.61%) HTTPS
13 3 (3.61%) Reverse Proxy
Database & Business Intelligence
1 14 (16.87%) MySQL
1 14 (16.87%) PostgreSQL
1 14 (16.87%) SQL Server
2 8 (9.64%) Apache Cassandra
3 7 (8.43%) Hadoop
3 7 (8.43%) HBase
4 6 (7.23%) MongoDB
5 4 (4.82%) Relational Database
6 3 (3.61%) NoSQL
7 2 (2.41%) Big Data
7 2 (2.41%) SAS Enterprise Guide
7 2 (2.41%) SAS Enterprise Miner
8 1 (1.20%) Amazon RDS
8 1 (1.20%) CouchDB
8 1 (1.20%) Data Warehouse
8 1 (1.20%) MariaDB
8 1 (1.20%) Neo4j
8 1 (1.20%) Oracle Database
8 1 (1.20%) Redis
Development Applications
1 35 (42.17%) Jenkins
2 20 (24.10%) Travis CI
3 11 (13.25%) Git (software)
4 4 (4.82%) Gerrit
4 4 (4.82%) GitLab
4 4 (4.82%) Mercurial
5 3 (3.61%) Vagrant
6 1 (1.20%) Atlassian Bamboo
6 1 (1.20%) Hudson
6 1 (1.20%) Octopus Deploy
6 1 (1.20%) Subversion
6 1 (1.20%) Team Foundation Server
6 1 (1.20%) TeamCity
General
1 6 (7.23%) Banking
2 5 (6.02%) Finance
3 1 (1.20%) Back Office
3 1 (1.20%) Investment Banking
3 1 (1.20%) Law
3 1 (1.20%) Retail
3 1 (1.20%) Retail Banking
Job Titles
1 35 (42.17%) DevOps Engineer
2 11 (13.25%) Architect
3 9 (10.84%) Infrastructure Architect
3 9 (10.84%) Platform Engineer
4 8 (9.64%) Design Engineer
5 6 (7.23%) Cloud Engineer
6 5 (6.02%) Administrator
6 5 (6.02%) Citrix Engineer
6 5 (6.02%) Systems Administrator
7 4 (4.82%) Consultant
7 4 (4.82%) Operations Engineer
7 4 (4.82%) Windows Engineer
8 3 (3.61%) DevOps Consultant
8 3 (3.61%) Infrastructure Engineer
8 3 (3.61%) Infrastructure Solutions Architect
8 3 (3.61%) SCCM Engineer
8 3 (3.61%) Solutions Architect
8 3 (3.61%) Systems Engineer
9 2 (2.41%) Linux Engineer
9 2 (2.41%) Principal Developer
Libraries, Frameworks & Software Standards
1 21 (25.30%) .NET
2 20 (24.10%) Servlets
3 19 (22.89%) J2EE
4 9 (10.84%) Middleware
5 8 (9.64%) Elastic Stack
5 8 (9.64%) HTML
6 7 (8.43%) Rendezvous
6 7 (8.43%) XML
6 7 (8.43%) XSLT
7 6 (7.23%) LAPP Stack
8 5 (6.02%) LAMP
8 5 (6.02%) LEMP Stack
9 3 (3.61%) RabbitMQ
9 3 (3.61%) Sensu
10 2 (2.41%) Node.js
10 2 (2.41%) POSIX
10 2 (2.41%) Web Services
10 2 (2.41%) YAML
11 1 (1.20%) REST
11 1 (1.20%) X-Windows
Miscellaneous
1 7 (8.43%) Cloud Native
2 4 (4.82%) Analytical Skills
2 4 (4.82%) Computer Science
2 4 (4.82%) Video on Demand
3 3 (3.61%) Data Centre
3 3 (3.61%) Management Information System
3 3 (3.61%) Online Banking
4 2 (2.41%) e-Health
4 2 (2.41%) Private Cloud
4 2 (2.41%) Security Operations Centre
5 1 (1.20%) Enterprise Software
5 1 (1.20%) Enterprise Storage
5 1 (1.20%) Fintech
5 1 (1.20%) Public Cloud
Operating Systems
1 75 (90.36%) Linux
2 28 (33.73%) Windows
3 21 (25.30%) Ubuntu
4 16 (19.28%) CentOS
4 16 (19.28%) Unix
5 10 (12.05%) Solaris
6 9 (10.84%) Red Hat Enterprise Linux
7 8 (9.64%) Android
7 8 (9.64%) Apple iOS
7 8 (9.64%) Mac OS X
7 8 (9.64%) Windows 10
7 8 (9.64%) Windows 7
8 6 (7.23%) Debian
9 5 (6.02%) Windows Server
10 2 (2.41%) AIX
10 2 (2.41%) Windows 2000
10 2 (2.41%) Windows Server 2008
10 2 (2.41%) Windows Server 2012
10 2 (2.41%) Windows XP
11 1 (1.20%) HPUX
Processes & Methodologies
1 57 (68.67%) DevOps
2 31 (37.35%) Agile Software Development
2 31 (37.35%) Open Source
3 28 (33.73%) Continuous Integration
4 26 (31.33%) Configuration Management
5 12 (14.46%) ITIL
6 9 (10.84%) Benchmarking
6 9 (10.84%) Patch Management
6 9 (10.84%) Performance Tuning
7 8 (9.64%) Infrastructure Management
7 8 (9.64%) Virtual Infrastructure
8 7 (8.43%) Load Balancing
8 7 (8.43%) Scrum
8 7 (8.43%) Software Distribution
8 7 (8.43%) Translating Business Requirements
8 7 (8.43%) Use Case
9 5 (6.02%) Software Delivery
10 4 (4.82%) Data Management
11 3 (3.61%) Continuous Improvement
11 3 (3.61%) Vulnerability Assessment
Programming Languages
1 33 (39.76%) Java
1 33 (39.76%) Python
2 27 (32.53%) Bash Shell
3 18 (21.69%) SQL
4 16 (19.28%) Perl
4 16 (19.28%) Ruby
5 14 (16.87%) PowerShell
6 12 (14.46%) Shell Script
7 7 (8.43%) JavaScript
8 4 (4.82%) C
9 3 (3.61%) PHP
10 2 (2.41%) C++
10 2 (2.41%) Go
10 2 (2.41%) Haskell
10 2 (2.41%) R
11 1 (1.20%) C#
11 1 (1.20%) Scala
Qualifications
1 10 (12.05%) Security Cleared
2 7 (8.43%) SC Cleared
3 5 (6.02%) CISSP
4 4 (4.82%) Degree
5 3 (3.61%) CCNA
5 3 (3.61%) CISA
5 3 (3.61%) Cisco Certification
5 3 (3.61%) CISM
6 2 (2.41%) BPSS Clearance
6 2 (2.41%) CCNP
6 2 (2.41%) GSEC
6 2 (2.41%) MCSE
6 2 (2.41%) Microsoft Certification
6 2 (2.41%) SANS
6 2 (2.41%) SSCP
7 1 (1.20%) ACMT
7 1 (1.20%) AWS Certification
7 1 (1.20%) CCA
7 1 (1.20%) Citrix Certification
7 1 (1.20%) MCTS
Quality Assurance & Compliance
1 3 (3.61%) Disclosure Scotland
2 2 (2.41%) PCI DSS
3 1 (1.20%) ISO/IEC 27001
3 1 (1.20%) SLA
System Software
1 47 (56.63%) VMware Infrastructure
2 19 (22.89%) KVM
3 15 (18.07%) Hyper-V
4 13 (15.66%) Active Directory
5 12 (14.46%) Docker
5 12 (14.46%) vSphere
5 12 (14.46%) XenServer
6 10 (12.05%) XenApp
7 9 (10.84%) NFS
7 9 (10.84%) SRDF
7 9 (10.84%) XenDesktop
8 8 (9.64%) BitLocker
9 7 (8.43%) Oracle RAC
9 7 (8.43%) Virtual Machines
10 2 (2.41%) LXC
10 2 (2.41%) Postfix
11 1 (1.20%) iptables
11 1 (1.20%) Slurm Workload Manager
11 1 (1.20%) Virtual Servers
11 1 (1.20%) VirtualBox
Systems Management
1 45 (54.22%) Puppet
2 24 (28.92%) Opscode Chef
3 18 (21.69%) Ansible
4 10 (12.05%) SCCM
5 9 (10.84%) Cobbler
5 9 (10.84%) logstash
6 8 (9.64%) WSUS
7 6 (7.23%) Kibana
8 5 (6.02%) HAProxy
8 5 (6.02%) Nagios
9 4 (4.82%) Kubernetes
10 3 (3.61%) Grafana
10 3 (3.61%) ZABBIX
11 2 (2.41%) Bcfg2
11 2 (2.41%) OpenAM
11 2 (2.41%) Packer
11 2 (2.41%) QRadar
11 2 (2.41%) Terraform
12 1 (1.20%) PowerCLI
12 1 (1.20%) XenMobile
Vendors
1 50 (60.24%) VMware
2 32 (38.55%) Microsoft
3 30 (36.14%) Google
4 23 (27.71%) Oracle
5 18 (21.69%) IBM
5 18 (21.69%) Red Hat
6 15 (18.07%) Cisco
6 15 (18.07%) Citrix
7 11 (13.25%) Dell
7 11 (13.25%) HP
8 10 (12.05%) Apple
9 9 (10.84%) EMC
9 9 (10.84%) Intel
9 9 (10.84%) NetApp
10 8 (9.64%) Symantec
11 7 (8.43%) ServiceNow
11 7 (8.43%) Sybase
11 7 (8.43%) TIBCO
12 5 (6.02%) Splunk
13 3 (3.61%) SaltStack
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