Period
to 24 November 2017

The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for Xen skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Xen over the 6 months to 24 November 2017 with a comparison to the same period in the previous 2 years.

Xen Project
Central London > City of London
6 months to
24 Nov 2017
Same period 2016 Same period 2015
Rank 309 333 394
Rank change year-on-year +24 +61 +31
Permanent jobs citing Xen 17 20 30
As % of all permanent IT jobs advertised in the City of London 0.17% 0.17% 0.18%
As % of the System Software category 1.15% 1.47% 1.79%
Number of salaries quoted 17 18 28
City of London median annual salary £52,500 £65,000 £51,250
Median salary % change year-on-year -19.23% +26.83% +13.89%
10th Percentile £47,750 £45,000 £28,750
90th Percentile £80,250 £75,000 £64,500
Central London median annual salary £52,500 £65,000 £51,250
% change year-on-year -19.23% +26.83% +13.89%

Xen is in the System Software category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in the City of London with a requirement for system software skills.

All System Software Skills
City of London
Permanent vacancies with a requirement for system software skills 1478 1357 1678
As % of all permanent IT jobs advertised in the City of London 14.47% 11.68% 9.83%
Number of salaries quoted 1370 1234 1457
City of London median annual salary £55,000 £52,500 £47,000
Median salary % change year-on-year +4.76% +11.70% -1.05%
10th Percentile £30,000 £28,500 £26,250
90th Percentile £85,000 £78,750 £73,750
Central London median annual salary £55,000 £50,000 £45,000
% change year-on-year +10.00% +11.11% -

Xen
Job Vacancy Trend in the City of London

Job postings citing Xen as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for Xen in the City of London

Xen
Salary Trend in the City of London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Xen in the City of London.

Salary trend for Xen in the City of London

Xen
Salary Histogram in the City of London

The salary distribution of IT jobs citing Xen in the City of London over the 6 months to 24 November 2017.

Salary histogram for Xen in the City of London

For the 6 months to 24 November 2017, IT jobs citing Xen also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the City of London region with a requirement for Xen.

1 12 (70.59%) Windows
2 11 (64.71%) Microsoft
2 11 (64.71%) VMware
2 11 (64.71%) VMware Infrastructure
3 9 (52.94%) Linux
4 8 (47.06%) Python
4 8 (47.06%) Citrix
4 8 (47.06%) PowerShell
4 8 (47.06%) SCCM
4 8 (47.06%) Microsoft App-V
4 8 (47.06%) XenApp
4 8 (47.06%) XenDesktop
4 8 (47.06%) Amazon AWS
4 8 (47.06%) Puppet
4 8 (47.06%) Bash Shell
5 7 (41.18%) E-Discovery
5 7 (41.18%) VMware ESXi
5 7 (41.18%) Capacity Management
5 7 (41.18%) OpenStack
5 7 (41.18%) DFS Replication
5 7 (41.18%) TeamCity
5 7 (41.18%) Jenkins
5 7 (41.18%) Opscode Chef
5 7 (41.18%) SCOrch
5 7 (41.18%) XenMobile
5 7 (41.18%) Ansible
5 7 (41.18%) DevOps
5 7 (41.18%) Salt
5 7 (41.18%) Windows Server
5 7 (41.18%) Proactive Monitoring

Xen
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 7 (41.18%) OpenStack
2 4 (23.53%) CloudStack
2 4 (23.53%) JBoss
2 4 (23.53%) WebLogic
2 4 (23.53%) WebSphere
2 4 (23.53%) WebSphere Application Server
3 1 (5.88%) Apache
Cloud Services
1 8 (47.06%) Amazon AWS
2 3 (17.65%) DigitalOcean
2 3 (17.65%) Google Cloud Platform
2 3 (17.65%) IaaS
2 3 (17.65%) Loggly
2 3 (17.65%) Sumo Logic
3 1 (5.88%) Microsoft Azure
Communications & Networking
1 4 (23.53%) Firewall
2 1 (5.88%) DNS
2 1 (5.88%) MRTG
Database & Business Intelligence
1 5 (29.41%) MySQL
2 4 (23.53%) PostgreSQL
3 3 (17.65%) Apache Cassandra
3 3 (17.65%) MongoDB
3 3 (17.65%) Redis
Development Applications
1 7 (41.18%) Jenkins
1 7 (41.18%) TeamCity
2 4 (23.53%) Git (software)
2 4 (23.53%) Subversion
3 3 (17.65%) Travis CI
3 3 (17.65%) Vagrant
General
1 1 (5.88%) Banking
1 1 (5.88%) Finance
Job Titles
1 7 (41.18%) DevOps Engineer
1 7 (41.18%) Infrastructure Engineer
1 7 (41.18%) Infrastructure Specialist
2 1 (5.88%) Administrator
2 1 (5.88%) Applications Engineer
2 1 (5.88%) Applications Packager
2 1 (5.88%) SCCM Engineer
2 1 (5.88%) Systems Administrator
2 1 (5.88%) Systems Manager
Libraries, Frameworks & Software Standards
1 7 (41.18%) .NET
2 6 (35.29%) LAMP
3 3 (17.65%) ASP.NET
3 3 (17.65%) Elastic Stack
3 3 (17.65%) Node.js
3 3 (17.65%) Web Services
Miscellaneous
1 7 (41.18%) Blackberry
2 3 (17.65%) Linux Command Line
2 3 (17.65%) Replication
3 1 (5.88%) Grid Computing
Operating Systems
1 12 (70.59%) Windows
2 9 (52.94%) Linux
3 7 (41.18%) Windows Server
4 6 (35.29%) Unix
5 5 (29.41%) Red Hat Enterprise Linux
6 3 (17.65%) CoreOS
7 1 (5.88%) CentOS
7 1 (5.88%) FreeBSD
7 1 (5.88%) Windows 10
7 1 (5.88%) Windows 7
7 1 (5.88%) Windows Server 2003
7 1 (5.88%) Windows Server 2008
7 1 (5.88%) Windows Server 2012
Processes & Methodologies
1 7 (41.18%) Agile Software Development
1 7 (41.18%) Capacity Management
1 7 (41.18%) Continuous Integration
1 7 (41.18%) DevOps
1 7 (41.18%) E-Discovery
1 7 (41.18%) Incident Management
1 7 (41.18%) Proactive Monitoring
1 7 (41.18%) Service Delivery
2 5 (29.41%) Configuration Management
3 4 (23.53%) Auto-Scaling
3 4 (23.53%) Build Automation
3 4 (23.53%) Disaster Recovery
3 4 (23.53%) DSDM
3 4 (23.53%) ITIL
3 4 (23.53%) OWASP
3 4 (23.53%) Performance Tuning
3 4 (23.53%) RUP
3 4 (23.53%) Scrum
4 3 (17.65%) Software Engineering
5 1 (5.88%) Application Packaging
Programming Languages
1 8 (47.06%) Bash Shell
1 8 (47.06%) PowerShell
1 8 (47.06%) Python
2 7 (41.18%) Ruby
3 5 (29.41%) Perl
3 5 (29.41%) Shell Script
4 4 (23.53%) PHP
4 4 (23.53%) SQL
5 3 (17.65%) C#
5 3 (17.65%) C++
5 3 (17.65%) Go
5 3 (17.65%) Java
5 3 (17.65%) Scala
6 2 (11.76%) C
7 1 (5.88%) VB
7 1 (5.88%) VBScript
Qualifications
1 7 (41.18%) Degree
System Software
1 11 (64.71%) VMware Infrastructure
2 8 (47.06%) Microsoft App-V
2 8 (47.06%) XenApp
2 8 (47.06%) XenDesktop
3 7 (41.18%) Active Directory
3 7 (41.18%) DFS Replication
3 7 (41.18%) VMware ESXi
4 5 (29.41%) XenServer
5 4 (23.53%) vSphere
6 3 (17.65%) Docker
6 3 (17.65%) VirtualBox
7 2 (11.76%) KVM
8 1 (5.88%) oVirt
8 1 (5.88%) Postfix
8 1 (5.88%) PowerDNS
8 1 (5.88%) Virtual Machines
Systems Management
1 8 (47.06%) Puppet
1 8 (47.06%) SCCM
2 7 (41.18%) Ansible
2 7 (41.18%) Opscode Chef
2 7 (41.18%) Salt
2 7 (41.18%) SCOM
2 7 (41.18%) SCOrch
2 7 (41.18%) XenMobile
3 4 (23.53%) Cobbler
3 4 (23.53%) Nagios
3 4 (23.53%) Terraform
3 4 (23.53%) Tivoli
4 3 (17.65%) Kubernetes
4 3 (17.65%) Rancher
4 3 (17.65%) ZABBIX
5 1 (5.88%) Munin
Vendors
1 11 (64.71%) Microsoft
1 11 (64.71%) VMware
2 8 (47.06%) Citrix
3 7 (41.18%) AppSense
3 7 (41.18%) HP
3 7 (41.18%) Oracle
4 5 (29.41%) Red Hat
5 4 (23.53%) EnterpriseDB
5 4 (23.53%) Google
6 3 (17.65%) Dynatrace
6 3 (17.65%) New Relic
6 3 (17.65%) Rackspace
6 3 (17.65%) SaltStack
6 3 (17.65%) Splunk