Period
to 19 November 2017

The following table provides summary statistics for permanent job vacancies advertised in 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 19 November 2017 with a comparison to the same period in the previous 2 years.

Xen Project
England > London
6 months to
19 Nov 2017
Same period 2016 Same period 2015
Rank 737 674 670
Rank change year-on-year -63 -4 +5
Permanent jobs citing Xen 107 177 256
As % of all permanent IT jobs advertised in London 0.14% 0.23% 0.29%
As % of the System Software category 1.08% 1.91% 2.64%
Number of salaries quoted 100 141 241
London median annual salary £60,000 £65,000 £55,000
Median salary % change year-on-year -7.69% +18.18% +10.00%
10th Percentile £42,500 £45,000 £35,000
90th Percentile £75,250 £85,000 £93,750
England median annual salary £60,000 £55,000 £52,500
% change year-on-year +9.09% +4.76% +10.53%

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 London with a requirement for system software skills.

All System Software Skills
London
Permanent vacancies with a requirement for system software skills 9898 9266 9698
As % of all permanent IT jobs advertised in London 13.26% 12.27% 10.89%
Number of salaries quoted 8392 8020 8355
London median annual salary £55,000 £50,000 £46,500
Median salary % change year-on-year +10.00% +7.53% +3.33%
10th Percentile £28,250 £27,500 £26,220
90th Percentile £85,000 £80,000 £75,000
England median annual salary £45,000 £42,500 £40,000
% change year-on-year +5.88% +6.25% -

Xen
Job Vacancy Trend in London

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

Job vacancy trend for Xen in London

Xen
Salary Trend in London

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

Salary trend for Xen in London

Xen
Salary Histogram in London

The salary distribution of IT jobs citing Xen in London over the 6 months to 19 November 2017.

Salary histogram for Xen in London

Xen
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Xen within the London region over the 6 months to 19 November 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
West London +36 21 £57,500 +4.55% 1
Central London +4 17 £52,500 -19.23% 2
North London - 4 £62,500 -
East London 0 1 £47,500 -13.64%
South London - 1 £30,000 -
Xen
England

For the 6 months to 19 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 London region with a requirement for Xen.

1 91 (85.05%) VMware
2 87 (81.31%) VMware Infrastructure
3 85 (79.44%) Linux
4 58 (54.21%) Firewall
5 55 (51.40%) Agile Software Development
6 48 (44.86%) TCP/IP
7 45 (42.06%) DevOps
8 43 (40.19%) Cisco
8 43 (40.19%) Puppet
9 41 (38.32%) Ansible
10 39 (36.45%) Python
11 38 (35.51%) KVM
12 36 (33.64%) Network Design
13 35 (32.71%) Juniper
13 35 (32.71%) Windows
14 33 (30.84%) Ticket Management
14 33 (30.84%) SLA
15 31 (28.97%) Bash Shell
16 30 (28.04%) Ruby
17 29 (27.10%) Opscode Chef
18 28 (26.17%) Microsoft
19 27 (25.23%) Terraform
20 25 (23.36%) Jenkins
20 25 (23.36%) Degree
21 24 (22.43%) Continuous Integration
21 24 (22.43%) Amazon AWS
21 24 (22.43%) Unix
22 22 (20.56%) OpenStack
22 22 (20.56%) Windows Server
23 21 (19.63%) Docker

Xen
Co-occurring IT Skills in 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 22 (20.56%) OpenStack
2 8 (7.48%) Apache
3 7 (6.54%) CloudStack
3 7 (6.54%) nginx
3 7 (6.54%) Tomcat
4 6 (5.61%) JBoss
4 6 (5.61%) WebLogic
4 6 (5.61%) WebSphere
5 5 (4.67%) SharePoint
6 4 (3.74%) Confluence
6 4 (3.74%) MS Exchange
6 4 (3.74%) WebSphere Application Server
7 1 (0.93%) Elasticsearch
7 1 (0.93%) Exchange Server 2003
7 1 (0.93%) Exchange Server 2007
7 1 (0.93%) Exchange Server 2010
7 1 (0.93%) Exchange Server 2013
7 1 (0.93%) Skype for Business
Cloud Services
1 24 (22.43%) Amazon AWS
2 12 (11.21%) SaaS
3 9 (8.41%) IaaS
4 8 (7.48%) AWS CloudFormation
5 6 (5.61%) Amazon CloudWatch
5 6 (5.61%) Microsoft Azure
6 3 (2.80%) DigitalOcean
6 3 (2.80%) Google Cloud Platform
6 3 (2.80%) Loggly
6 3 (2.80%) Office 365
6 3 (2.80%) Sumo Logic
7 2 (1.87%) Amazon EC2
8 1 (0.93%) Amazon ELB
8 1 (0.93%) Route 53
Communications & Networking
1 58 (54.21%) Firewall
2 48 (44.86%) TCP/IP
3 19 (17.76%) DNS
4 12 (11.21%) VPN
5 10 (9.35%) DHCP
6 9 (8.41%) VoIP
7 8 (7.48%) Wireless
8 7 (6.54%) HTTP
9 5 (4.67%) Kerberos
9 5 (4.67%) LDAP
9 5 (4.67%) Wi-Fi
10 3 (2.80%) SAN
10 3 (2.80%) WAN
11 2 (1.87%) LAN
12 1 (0.93%) Intrusion Detection
12 1 (0.93%) PBX
12 1 (0.93%) RTCP
12 1 (0.93%) RTP
12 1 (0.93%) SSH
12 1 (0.93%) SSL
Database & Business Intelligence
1 16 (14.95%) MySQL
2 12 (11.21%) PostgreSQL
3 4 (3.74%) Apache Cassandra
3 4 (3.74%) Big Data
4 3 (2.80%) Amazon RDS
4 3 (2.80%) MongoDB
4 3 (2.80%) Redis
5 2 (1.87%) NoSQL
Development Applications
1 25 (23.36%) Jenkins
2 20 (18.69%) Git (software)
3 11 (10.28%) Subversion
4 10 (9.35%) TeamCity
4 10 (9.35%) Travis CI
4 10 (9.35%) Vagrant
5 7 (6.54%) Atlassian Bamboo
5 7 (6.54%) GoCD
6 4 (3.74%) Geb
6 4 (3.74%) IntelliJ
6 4 (3.74%) JIRA
6 4 (3.74%) JMeter
6 4 (3.74%) PHPUnit
6 4 (3.74%) Robot Framework
6 4 (3.74%) Selenium
6 4 (3.74%) TestRail
6 4 (3.74%) WebDriver
7 1 (0.93%) Artifactory
General
1 9 (8.41%) Games
2 7 (6.54%) Finance
3 4 (3.74%) Marketing
4 3 (2.80%) Retail
5 1 (0.93%) Advertising
5 1 (0.93%) Banking
Job Titles
1 37 (34.58%) Operations Engineer
2 35 (32.71%) IT Engineer
3 29 (27.10%) DevOps Engineer
4 18 (16.82%) Senior IT Engineer
5 17 (15.89%) Network Engineer
5 17 (15.89%) Senior Operations Engineer
6 16 (14.95%) Network Operations Engineer
7 15 (14.02%) Infrastructure Engineer
7 15 (14.02%) Junior
7 15 (14.02%) Junior IT Engineer
7 15 (14.02%) Junior Operations Engineer
7 15 (14.02%) Linux Engineer
7 15 (14.02%) Senior Network Engineer
7 15 (14.02%) Senior Network Operations Engineer
8 13 (12.15%) Systems Engineer
9 8 (7.48%) Linux/Unix DevOps
10 7 (6.54%) Administrator
10 7 (6.54%) Linux DevOps Engineer
10 7 (6.54%) Senior Systems Engineer
10 7 (6.54%) Systems Administrator
Libraries, Frameworks & Software Standards
1 13 (12.15%) LAMP
2 10 (9.35%) .NET
3 9 (8.41%) ActiveMQ
3 9 (8.41%) RabbitMQ
4 7 (6.54%) LAPP Stack
4 7 (6.54%) LEMP Stack
5 6 (5.61%) Sensu
6 5 (4.67%) 802.1X
7 3 (2.80%) AngularJS
7 3 (2.80%) ASP.NET
7 3 (2.80%) Elastic Stack
7 3 (2.80%) Node.js
7 3 (2.80%) Web Services
8 1 (0.93%) CSS
8 1 (0.93%) FreeSWITCH
8 1 (0.93%) HTML
8 1 (0.93%) JSON
8 1 (0.93%) XML
Miscellaneous
1 19 (17.76%) Computer Science
2 9 (8.41%) Blackberry
3 7 (6.54%) Analytical Skills
4 5 (4.67%) Replication
5 4 (3.74%) Linux Command Line
5 4 (3.74%) Management Information System
6 3 (2.80%) Data Centre
7 2 (1.87%) Private Cloud
8 1 (0.93%) Clustering
8 1 (0.93%) Greenfield Project
8 1 (0.93%) Grid Computing
8 1 (0.93%) Mobile App
8 1 (0.93%) Online Games
8 1 (0.93%) Public Cloud
8 1 (0.93%) Social Media
Operating Systems
1 85 (79.44%) Linux
2 35 (32.71%) Windows
3 24 (22.43%) Unix
4 22 (20.56%) Windows Server
5 9 (8.41%) CentOS
5 9 (8.41%) Red Hat Enterprise Linux
6 6 (5.61%) Ubuntu
7 4 (3.74%) CoreOS
7 4 (3.74%) Windows Server 2003
8 2 (1.87%) Android
8 2 (1.87%) Apple iOS
8 2 (1.87%) Mac OS
8 2 (1.87%) Windows Server 2008
8 2 (1.87%) Windows Server 2012
9 1 (0.93%) Debian
9 1 (0.93%) FreeBSD
9 1 (0.93%) Windows 10
9 1 (0.93%) Windows 7
Processes & Methodologies
1 55 (51.40%) Agile Software Development
2 45 (42.06%) DevOps
3 36 (33.64%) Network Design
4 33 (30.84%) Ticket Management
5 24 (22.43%) Continuous Integration
6 20 (18.69%) User Acceptance Testing
7 19 (17.76%) Configuration Management
8 15 (14.02%) ITIL
9 14 (13.08%) E-Commerce
10 10 (9.35%) Service Delivery
11 8 (7.48%) Auto-Scaling
11 8 (7.48%) Scrum
12 7 (6.54%) Analytical Thinking
12 7 (6.54%) DSDM
12 7 (6.54%) Incident Management
12 7 (6.54%) OWASP
12 7 (6.54%) Proactive Monitoring
12 7 (6.54%) RUP
12 7 (6.54%) Server Virtualisation
12 7 (6.54%) Software Engineering
Programming Languages
1 39 (36.45%) Python
2 31 (28.97%) Bash Shell
3 30 (28.04%) Ruby
4 15 (14.02%) Java
4 15 (14.02%) PowerShell
5 9 (8.41%) PHP
6 8 (7.48%) Shell Script
6 8 (7.48%) SQL
7 7 (6.54%) Groovy
8 5 (4.67%) Perl
9 4 (3.74%) C
10 3 (2.80%) C#
10 3 (2.80%) C++
10 3 (2.80%) Go
10 3 (2.80%) Scala
11 1 (0.93%) JavaScript
11 1 (0.93%) VB
11 1 (0.93%) VBScript
Qualifications
1 25 (23.36%) Degree
2 13 (12.15%) Computer Science Degree
3 7 (6.54%) MCITP
3 7 (6.54%) MCSE
3 7 (6.54%) Microsoft Certification
4 3 (2.80%) MCSA
Quality Assurance & Compliance
1 33 (30.84%) SLA
2 20 (18.69%) QA
3 12 (11.21%) ISO/IEC 27001
3 12 (11.21%) PCI DSS
4 5 (4.67%) HIPAA
System Software
1 87 (81.31%) VMware Infrastructure
2 38 (35.51%) KVM
3 21 (19.63%) Docker
4 15 (14.02%) Active Directory
5 9 (8.41%) XenApp
5 9 (8.41%) XenServer
6 8 (7.48%) Microsoft App-V
6 8 (7.48%) VMware ESXi
6 8 (7.48%) vSphere
6 8 (7.48%) XenDesktop
7 7 (6.54%) DFS Replication
8 6 (5.61%) VirtualBox
9 5 (4.67%) NFS
9 5 (4.67%) Snort
10 3 (2.80%) Hyper-V
11 2 (1.87%) QEMU
11 2 (1.87%) RHEV
12 1 (0.93%) oVirt
12 1 (0.93%) PowerDNS
12 1 (0.93%) Virtual Machines
Systems Management
1 43 (40.19%) Puppet
2 41 (38.32%) Ansible
3 29 (27.10%) Opscode Chef
4 27 (25.23%) Terraform
5 19 (17.76%) Packer
6 13 (12.15%) SCCM
7 12 (11.21%) Nagios
8 10 (9.35%) ZABBIX
9 8 (7.48%) Salt
10 7 (6.54%) Cobbler
10 7 (6.54%) Graphite
10 7 (6.54%) logstash
10 7 (6.54%) SCOM
10 7 (6.54%) SCOrch
10 7 (6.54%) Tivoli
10 7 (6.54%) XenMobile
11 6 (5.61%) HAProxy
12 3 (2.80%) Kubernetes
12 3 (2.80%) Rancher
13 1 (0.93%) Kibana
Vendors
1 91 (85.05%) VMware
2 43 (40.19%) Cisco
3 35 (32.71%) Juniper
4 28 (26.17%) Microsoft
5 17 (15.89%) Citrix
6 13 (12.15%) HP
7 11 (10.28%) Red Hat
8 10 (9.35%) Oracle
9 7 (6.54%) AppSense
10 6 (5.61%) EnterpriseDB
11 5 (4.67%) CheckPoint
12 4 (3.74%) Google
12 4 (3.74%) New Relic
12 4 (3.74%) SaltStack
13 3 (2.80%) Dynatrace
13 3 (2.80%) Rackspace
13 3 (2.80%) Splunk
14 2 (1.87%) Apple
14 2 (1.87%) CA
14 2 (1.87%) F5