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 3 months to 26 June 2017 with a comparison to the same period in the previous 2 years.

Xen Project
England / London
3 months to
26 Jun 2017
Same period 2016 Same period 2015
Rank 550 545 574
Rank change year-on-year -5 +29  
Permanent jobs citing Xen 63 93 96
As % of all permanent IT jobs advertised in London 0.17% 0.24% 0.21%
As % of the System Software category 1.25% 1.82% 1.94%
Number of salaries quoted 62 77 83
Median salary £58,750 £65,000 £60,000
Median salary % change year-on-year -9.61% +8.33%  
90% offered a salary of more than £37,750 £48,000 £35,000
10% offered a salary of more than £72,500 £75,000 £87,500
UK excluding London median salary £57,500 £42,500 £42,500
% change year-on-year +35.29% -  

Xen is in the system software skills category. The next 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.

System Software Skills
London
Permanent job vacancies with a requirement for system software skills 5021 5098 4960
As % of all permanent IT job vacancies advertised in London 13.63% 12.92% 11.06%
Number of salaries quoted 4303 4474 4322
Median salary £55,000 £52,500 £47,500
Median salary % change year-on-year +4.76% +10.52%  
90% offered a salary of more than £30,000 £30,000 £29,500
10% offered a salary of more than £77,500 £72,500 £75,000
UK excluding London median salary £38,000 £39,000 £37,500
% change year-on-year -2.56% +4.00%  

Xen
Job Vacancy Trend in London

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

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 3 months to 26 June 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 3 months to 26 June 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
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
City of London +26 9 £67,500 -
Croydon - 3 £30,000 -
Sidcup - 1 £47,500 -
Xen
England

For the 6 months to 26 June 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.

1 103 (91.15%) Linux
2 93 (82.30%) VMware
3 89 (78.76%) VMware Infrastructure
4 62 (54.87%) KVM
5 57 (50.44%) Agile Software Development
6 53 (46.90%) Puppet
7 52 (46.02%) Firewall
8 49 (43.36%) Python
9 47 (41.59%) Ansible
10 46 (40.71%) Cisco
11 43 (38.05%) TCP/IP
11 43 (38.05%) Bash Shell
12 42 (37.17%) DevOps
13 40 (35.40%) MySQL
14 38 (33.63%) Windows
14 38 (33.63%) Git (software)
15 37 (32.74%) Opscode Chef
16 36 (31.86%) Amazon AWS
17 32 (28.32%) Ruby
18 31 (27.43%) Configuration Management
19 28 (24.78%) Juniper
19 28 (24.78%) Network Design
20 27 (23.89%) Docker
20 27 (23.89%) OpenStack
21 25 (22.12%) Oracle
22 24 (21.24%) Java
22 24 (21.24%) Apache
22 24 (21.24%) LAMP
23 23 (20.35%) Tomcat
24 22 (19.47%) Nagios

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 27 (23.89%) OpenStack
2 24 (21.24%) Apache
3 23 (20.35%) Tomcat
4 15 (13.27%) nginx
5 12 (10.62%) Oracle Coherence
6 11 (9.73%) WebSphere
7 9 (7.96%) IIS
8 8 (7.08%) CloudStack
9 7 (6.19%) Jetty
10 6 (5.31%) DataSynapse
10 6 (5.31%) Oracle HTTP Server
11 4 (3.54%) JBoss
11 4 (3.54%) MS Exchange
11 4 (3.54%) WebLogic
12 2 (1.77%) Elasticsearch
12 2 (1.77%) lighttpd
12 2 (1.77%) SharePoint
12 2 (1.77%) Skype for Business
12 2 (1.77%) WebSphere Application Server
13 1 (0.88%) Exchange Server 2010
Business Applications
1 6 (5.31%) RMDS
2 1 (0.88%) SAP ERP
Cloud Services
1 36 (31.86%) Amazon AWS
2 10 (8.85%) IaaS
3 8 (7.08%) Microsoft Azure
4 7 (6.19%) Amazon CloudWatch
5 6 (5.31%) Amazon EC2
5 6 (5.31%) Google Cloud Platform
5 6 (5.31%) SaaS
6 5 (4.42%) AWS CloudFormation
7 4 (3.54%) IBM Cloud
7 4 (3.54%) Office 365
7 4 (3.54%) SoftLayer
8 3 (2.65%) Amazon ELB
8 3 (2.65%) DigitalOcean
8 3 (2.65%) Route 53
8 3 (2.65%) Virtual Private Cloud
9 2 (1.77%) CloudFront
9 2 (1.77%) G Suite
9 2 (1.77%) GitHub
9 2 (1.77%) Loggly
9 2 (1.77%) Sumo Logic
Communications & Networking
1 52 (46.02%) Firewall
2 43 (38.05%) TCP/IP
3 20 (17.70%) DNS
4 19 (16.81%) NAS
4 19 (16.81%) SAN
5 18 (15.93%) LAN
5 18 (15.93%) WAN
6 15 (13.27%) HTTP
7 14 (12.39%) iSCSI
8 12 (10.62%) FCoE
8 12 (10.62%) Fibre Channel
8 12 (10.62%) Multicast
9 7 (6.19%) VoIP
9 7 (6.19%) VPN
10 5 (4.42%) BGP
10 5 (4.42%) SSL
11 4 (3.54%) DHCP
11 4 (3.54%) Intrusion Detection
12 3 (2.65%) SSH
12 3 (2.65%) Wireless
Database & Business Intelligence
1 40 (35.40%) MySQL
2 18 (15.93%) PostgreSQL
3 14 (12.39%) Hadoop
4 13 (11.50%) HBase
5 6 (5.31%) Apache Cassandra
5 6 (5.31%) MongoDB
6 5 (4.42%) Amazon RDS
6 5 (4.42%) NoSQL
6 5 (4.42%) Redis
7 3 (2.65%) Relational Database
7 3 (2.65%) SQL Server
8 2 (1.77%) Big Data
8 2 (1.77%) Oracle Database
9 1 (0.88%) Amazon DynamoDB
9 1 (0.88%) BigQuery
9 1 (0.88%) Data Warehouse
9 1 (0.88%) RDBMS
Development Applications
1 38 (33.63%) Git (software)
2 17 (15.04%) Jenkins
2 17 (15.04%) Subversion
3 8 (7.08%) TeamCity
4 5 (4.42%) Vagrant
5 4 (3.54%) JMeter
6 3 (2.65%) JIRA
6 3 (2.65%) JUnit
6 3 (2.65%) RSpec
6 3 (2.65%) Travis CI
7 2 (1.77%) GoCD
8 1 (0.88%) NeoLoad
8 1 (0.88%) Talend Open Studio
8 1 (0.88%) The Grinder
General
1 20 (17.70%) Finance
2 9 (7.96%) Retail
3 8 (7.08%) Banking
4 6 (5.31%) Investment Banking
5 4 (3.54%) Games
6 3 (2.65%) Marketing
6 3 (2.65%) Telecoms
7 1 (0.88%) Advertising
7 1 (0.88%) Back Office
7 1 (0.88%) Publishing
Job Titles
1 28 (24.78%) DevOps Engineer
1 28 (24.78%) Operations Engineer
2 21 (18.58%) IT Engineer
2 21 (18.58%) Linux Engineer
3 19 (16.81%) Network Engineer
4 15 (13.27%) Infrastructure Engineer
5 14 (12.39%) Administrator
5 14 (12.39%) Systems Administrator
6 13 (11.50%) Network Operations Engineer
7 12 (10.62%) Architect
7 12 (10.62%) Infrastructure Architect
7 12 (10.62%) Infrastructure Technical Architect
7 12 (10.62%) Junior
7 12 (10.62%) Technical Architect
7 12 (10.62%) Technical Infrastructure Architect
8 9 (7.96%) Senior Network Engineer
8 9 (7.96%) Senior Network Operations Engineer
8 9 (7.96%) Senior Operations Engineer
9 8 (7.08%) Junior IT Engineer
9 8 (7.08%) Senior IT Engineer
Libraries, Frameworks & Software Standards
1 24 (21.24%) LAMP
2 13 (11.50%) LEMP Stack
3 12 (10.62%) RabbitMQ
4 10 (8.85%) LAPP Stack
4 10 (8.85%) XML
5 9 (7.96%) HTML
5 9 (7.96%) Middleware
5 9 (7.96%) Sensu
6 8 (7.08%) ActiveMQ
7 7 (6.19%) .NET
8 6 (5.31%) HornetQ
8 6 (5.31%) JMX
8 6 (5.31%) Rendezvous
8 6 (5.31%) Ultra Messaging
8 6 (5.31%) Web Services
8 6 (5.31%) XSLT
9 4 (3.54%) AngularJS
10 3 (2.65%) FreeSWITCH
10 3 (2.65%) Node.js
10 3 (2.65%) ZeroMQ
Miscellaneous
1 12 (10.62%) Data Centre
2 9 (7.96%) Computer Science
3 6 (5.31%) Enterprise Software
4 5 (4.42%) Analytical Skills
5 4 (3.54%) Management Information System
5 4 (3.54%) Replication
6 3 (2.65%) Blackberry
6 3 (2.65%) Hybrid Cloud
6 3 (2.65%) Linux Command Line
6 3 (2.65%) Mobile App
7 2 (1.77%) Public Cloud
7 2 (1.77%) Social Media
7 2 (1.77%) User Experience
8 1 (0.88%) Algorithms
8 1 (0.88%) Clustering
8 1 (0.88%) Distributed Denial-of-Service
8 1 (0.88%) EMC VNX
8 1 (0.88%) EMC VNXe
8 1 (0.88%) Internet of Things
8 1 (0.88%) Thin Client
Operating Systems
1 103 (91.15%) Linux
2 38 (33.63%) Windows
3 17 (15.04%) CentOS
3 17 (15.04%) Unix
4 16 (14.16%) Red Hat Enterprise Linux
5 15 (13.27%) Windows Server
6 13 (11.50%) Debian
6 13 (11.50%) Solaris
6 13 (11.50%) Ubuntu
7 10 (8.85%) Windows Server 2008
7 10 (8.85%) Windows Server 2012
8 5 (4.42%) CoreOS
9 4 (3.54%) Android
9 4 (3.54%) Apple iOS
9 4 (3.54%) Windows Server 2003
10 3 (2.65%) Mac OS
11 2 (1.77%) Windows 10
11 2 (1.77%) Windows 7
12 1 (0.88%) Fedora
12 1 (0.88%) VMS
Processes & Methodologies
1 57 (50.44%) Agile Software Development
2 42 (37.17%) DevOps
3 31 (27.43%) Configuration Management
4 28 (24.78%) Network Design
5 22 (19.47%) Performance Tuning
6 20 (17.70%) Continuous Integration
7 19 (16.81%) Open Source
7 19 (16.81%) Ticket Management
8 14 (12.39%) E-Commerce
9 12 (10.62%) Benchmarking
10 11 (9.73%) Disaster Recovery
10 11 (9.73%) User Acceptance Testing
11 10 (8.85%) ITIL
11 10 (8.85%) Load Balancing
12 9 (7.96%) Auto-Scaling
13 8 (7.08%) Mentoring
13 8 (7.08%) Scrum
14 7 (6.19%) High Availability
15 6 (5.31%) Continuous Delivery
15 6 (5.31%) Storage Virtualisation
Programming Languages
1 49 (43.36%) Python
2 43 (38.05%) Bash Shell
3 32 (28.32%) Ruby
4 24 (21.24%) Java
5 17 (15.04%) Perl
6 14 (12.39%) Shell Script
7 12 (10.62%) JavaScript
8 11 (9.73%) PHP
8 11 (9.73%) SQL
9 6 (5.31%) PowerShell
10 4 (3.54%) C++
10 4 (3.54%) Go
10 4 (3.54%) Groovy
11 3 (2.65%) C#
11 3 (2.65%) Scala
12 2 (1.77%) C
12 2 (1.77%) VB
12 2 (1.77%) VBScript
13 1 (0.88%) AWK
13 1 (0.88%) Erlang
Qualifications
1 12 (10.62%) Degree
2 9 (7.96%) Computer Science Degree
3 4 (3.54%) Microsoft Certification
4 3 (2.65%) Cisco Certification
4 3 (2.65%) MCITP
4 3 (2.65%) MCSE
5 2 (1.77%) CCNA
5 2 (1.77%) CCNP
6 1 (0.88%) AWS Certification
6 1 (0.88%) CISA
6 1 (0.88%) CISM
6 1 (0.88%) CISSP
6 1 (0.88%) JNCIS
6 1 (0.88%) Master's Degree
6 1 (0.88%) MCSD
6 1 (0.88%) Oracle Certification
Quality Assurance & Compliance
1 21 (18.58%) SLA
2 11 (9.73%) QA
3 7 (6.19%) PCI DSS
4 6 (5.31%) ISO/IEC 27001
5 3 (2.65%) DICOM
5 3 (2.65%) HL7
System Software
1 89 (78.76%) VMware Infrastructure
2 62 (54.87%) KVM
3 27 (23.89%) Docker
4 22 (19.47%) Hyper-V
5 18 (15.93%) NFS
6 15 (13.27%) vSphere
7 12 (10.62%) Oracle RAC
7 12 (10.62%) SRDF
8 10 (8.85%) XenServer
9 9 (7.96%) Active Directory
10 8 (7.08%) iptables
10 8 (7.08%) Virtual Machines
11 6 (5.31%) Snort
12 5 (4.42%) QEMU
13 4 (3.54%) VirtualBox
14 3 (2.65%) OpenSIPS
14 3 (2.65%) PowerDNS
14 3 (2.65%) VMware ESXi
14 3 (2.65%) XenApp
15 2 (1.77%) XenDesktop
Systems Management
1 53 (46.90%) Puppet
2 47 (41.59%) Ansible
3 37 (32.74%) Opscode Chef
4 22 (19.47%) Nagios
5 19 (16.81%) Terraform
6 14 (12.39%) Graphite
7 13 (11.50%) ZABBIX
8 11 (9.73%) Salt
9 10 (8.85%) logstash
9 10 (8.85%) Packer
10 8 (7.08%) Cobbler
10 8 (7.08%) HAProxy
11 7 (6.19%) Cacti
11 7 (6.19%) CFEngine
11 7 (6.19%) Kubernetes
12 5 (4.42%) Tivoli
13 4 (3.54%) Kibana
13 4 (3.54%) Mesos
13 4 (3.54%) Red Hat Spacewalk
14 3 (2.65%) StatsD
Vendors
1 93 (82.30%) VMware
2 46 (40.71%) Cisco
3 28 (24.78%) Juniper
4 25 (22.12%) Oracle
5 17 (15.04%) Citrix
6 13 (11.50%) EMC
7 12 (10.62%) Intel
7 12 (10.62%) Microsoft
7 12 (10.62%) NetApp
7 12 (10.62%) Sybase
8 9 (7.96%) Red Hat
9 7 (6.19%) EnterpriseDB
9 7 (6.19%) IBM
9 7 (6.19%) SaltStack
10 6 (5.31%) Google
10 6 (5.31%) TIBCO
10 6 (5.31%) Veeam
11 5 (4.42%) New Relic
12 4 (3.54%) CommVault
12 4 (3.54%) SolarWinds
Central London / West End
Evolution Recruitment Solutions
Salary: 70,000 to 90,000
Posted: 1 hour ago
London
Open Select Recruitment
Salary: £50000 - £95000 per annum + bonus and benefits
Posted: 2 days ago
London
Westbourne Partners
Salary: Up to £50,000 per annum
Posted: Yesterday
London
Westbourne Partners
Salary: Up to £70,000 per annum
Posted: Yesterday
London
Digitech Resourcing Ltd
Salary: From £55,000 to £75,000 per annum Bonus + Bens
Posted: 6 days ago
West London
Owen Daniels Consultancy
Salary: From £50,000 to £60,000 per annum UPTO £60,000 PLUS BENS
Posted: 6 days ago
London
Client Server
Salary: £55000 - £70000 per annum + bonus + benefits
Posted: 11 days ago