The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for VMware ESX skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited VMware ESX over the 3 months to 29 March 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.

VMware ESX Server
London / City of London
3 months to
29 Mar 2017
Same period 2016 Same period 2015
Rank 158 147 182
Rank change year-on-year -11 +35  
Contract jobs citing VMware ESX 4 12 9
As % of all contract IT jobs advertised in the City of London 0.13% 0.35% 0.18%
As % of the System Software category 1.23% 3.61% 1.89%
Number of daily rates quoted 3 8 7
Median daily rate £525 £463 £388
Median daily rate % change year-on-year +13.51% +19.35%  
UK excluding London median daily rate £330 £350 £357
% change year-on-year -5.71% -1.83%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £35.00 £24.25 £30.00
% change year-on-year +44.32% -19.16%  

VMware ESX 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 the City of London with a requirement for system software skills.

Contract System Software Skills
City of London
Contract job vacancies with a requirement for system software skills 326 332 476
As % of all contract IT job vacancies advertised in the City of London 10.61% 9.81% 9.31%
Number of daily rates quoted 264 258 348
Median daily rate £450 £425 £425
Median daily rate % change year-on-year +5.88% -  
90% offered a daily rate of more than £235 £297 £225
10% offered a daily rate of more than £600 £575 £588
UK excluding London median daily rate £350 £369 £350
% change year-on-year -5.08% +5.35%  
Number of hourly rates quoted 7 17 23
Median hourly rate £22.04 £19.00 £18.70
Median hourly rate % change year-on-year +16.01% +1.60%  
90% offered a hourly rate of more than £13.95 £12.00 £10.65
10% offered a hourly rate of more than £37.60 £19.20 £24.55
UK excluding London median hourly rate £16.00 £16.50 £15.85
% change year-on-year -3.03% +4.10%  

VMware ESX
Job Vacancy Trend in the City of London

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

Job vacancy trend for VMware ESX in the City of London

VMware ESX
Contractor Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing VMware ESX in the City of London.

Contractor daily rate trend for VMware ESX in the City of London

VMware ESX
Contractor Hourly Rate Trend in the City of London

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing VMware ESX in the City of London.

Contractor hourly rate trend for VMware ESX in the City of London

For the 6 months to 29 March 2017, IT contractor jobs citing VMware ESX 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 VMware ESX.

1 14 (100.00%) VMware
2 11 (78.57%) VMware Infrastructure
3 8 (57.14%) Finance
3 8 (57.14%) Windows
4 7 (50.00%) Citrix
4 7 (50.00%) Windows Server 2008
4 7 (50.00%) Windows Server 2012
5 6 (42.86%) Active Directory
5 6 (42.86%) SCCM
6 5 (35.71%) Migration
6 5 (35.71%) SAN
6 5 (35.71%) DHCP
6 5 (35.71%) DNS
6 5 (35.71%) XenApp
6 5 (35.71%) Windows 7
7 4 (28.57%) Windows 10
7 4 (28.57%) Application Discovery
7 4 (28.57%) Virtual Desktop
7 4 (28.57%) Linux
7 4 (28.57%) Microsoft
7 4 (28.57%) Microsoft App-V
8 3 (21.43%) Stakeholder Management
8 3 (21.43%) PowerShell
8 3 (21.43%) Application Packaging
8 3 (21.43%) Unix
8 3 (21.43%) Red Hat
8 3 (21.43%) Performance Tuning
9 2 (14.29%) Data Centre
9 2 (14.29%) Process Improvement
9 2 (14.29%) Root Cause Analysis

VMware ESX
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 1 (7.14%) JBoss
1 1 (7.14%) OpenStack
1 1 (7.14%) Tomcat
1 1 (7.14%) WebLogic
Cloud Services
1 2 (14.29%) Amazon AWS
1 2 (14.29%) Microsoft Azure
2 1 (7.14%) Azure Active Directory
Communications & Networking
1 5 (35.71%) DHCP
1 5 (35.71%) DNS
1 5 (35.71%) SAN
2 2 (14.29%) Firewall
2 2 (14.29%) LDAP
3 1 (7.14%) BIG-IP
3 1 (7.14%) LAN
3 1 (7.14%) NAS
3 1 (7.14%) Network Security
3 1 (7.14%) VoIP
3 1 (7.14%) WAN
3 1 (7.14%) Wireless
Database & Business Intelligence
1 1 (7.14%) Oracle Database
1 1 (7.14%) Oracle Exadata
General
1 8 (57.14%) Finance
2 1 (7.14%) Banking
Job Titles
1 4 (28.57%) Applications Engineer
1 4 (28.57%) VMware Engineer
2 3 (21.43%) Applications Packager
2 3 (21.43%) Architect
2 3 (21.43%) Windows Engineer
3 2 (14.29%) Consultant
3 2 (14.29%) Linux Engineer
4 1 (7.14%) Citrix Consultant
4 1 (7.14%) Desktop Engineer
4 1 (7.14%) Infrastructure Architect
4 1 (7.14%) Infrastructure Consultant
4 1 (7.14%) Infrastructure Engineer
4 1 (7.14%) Linux Server Engineer
4 1 (7.14%) Server Engineer
4 1 (7.14%) Solutions Architect
4 1 (7.14%) Virtualisation Architect
4 1 (7.14%) Virtualisation Engineer
4 1 (7.14%) VMware Consultant
4 1 (7.14%) Windows Consultant
Libraries, Frameworks & Software Standards
1 1 (7.14%) Middleware
1 1 (7.14%) Oracle Fusion
Miscellaneous
1 2 (14.29%) Data Centre
2 1 (7.14%) Computer Science
2 1 (7.14%) EMC VMAX
2 1 (7.14%) Enterprise Software
Operating Systems
1 8 (57.14%) Windows
2 7 (50.00%) Windows Server 2008
2 7 (50.00%) Windows Server 2012
3 5 (35.71%) Windows 7
4 4 (28.57%) Linux
4 4 (28.57%) Windows 10
5 3 (21.43%) Unix
6 1 (7.14%) Solaris
6 1 (7.14%) Windows Server
Processes & Methodologies
1 5 (35.71%) Migration
2 4 (28.57%) Application Discovery
3 3 (21.43%) Application Packaging
3 3 (21.43%) Performance Tuning
3 3 (21.43%) Stakeholder Management
4 2 (14.29%) Build Automation
4 2 (14.29%) Process Improvement
4 2 (14.29%) Root Cause Analysis
5 1 (7.14%) Asset Management
5 1 (7.14%) Continuous Improvement
5 1 (7.14%) Functional Testing
5 1 (7.14%) High Availability
5 1 (7.14%) Non-Functional Testing
5 1 (7.14%) PRINCE2
5 1 (7.14%) RUP
5 1 (7.14%) Scrum
5 1 (7.14%) Software Architecture
5 1 (7.14%) TOGAF
5 1 (7.14%) Use Case
5 1 (7.14%) Zachman Framework
Programming Languages
1 3 (21.43%) PowerShell
2 2 (14.29%) Bash Shell
2 2 (14.29%) Korn
2 2 (14.29%) Shell Script
Qualifications
1 1 (7.14%) Degree
1 1 (7.14%) SC Cleared
1 1 (7.14%) Security Cleared
1 1 (7.14%) VMware Certified Professional (VCP)
System Software
1 11 (78.57%) VMware Infrastructure
2 6 (42.86%) Active Directory
3 5 (35.71%) XenApp
4 4 (28.57%) Microsoft App-V
4 4 (28.57%) Virtual Desktop
5 2 (14.29%) XenDesktop
6 1 (7.14%) GPFS
6 1 (7.14%) VMware ESXi
6 1 (7.14%) VMware Server
6 1 (7.14%) vSphere
Systems Management
1 6 (42.86%) SCCM
2 2 (14.29%) Red Hat Satellite
2 2 (14.29%) SCOM
3 1 (7.14%) BladeLogic
3 1 (7.14%) Control-M
3 1 (7.14%) MIMEsweeper
3 1 (7.14%) Norton AntiVirus
3 1 (7.14%) Oracle Enterprise Manager
3 1 (7.14%) Oracle Identity Management
3 1 (7.14%) Puppet
3 1 (7.14%) vMotion
3 1 (7.14%) vRealize
Vendors
1 14 (100.00%) VMware
2 7 (50.00%) Citrix
3 4 (28.57%) Microsoft
4 3 (21.43%) Red Hat
5 2 (14.29%) 3PAR
6 1 (7.14%) Axway
6 1 (7.14%) BEA
6 1 (7.14%) Blue Coat
6 1 (7.14%) CheckPoint
6 1 (7.14%) Cisco
6 1 (7.14%) CommVault
6 1 (7.14%) EMC
6 1 (7.14%) HP
6 1 (7.14%) IBM
6 1 (7.14%) Isilon
6 1 (7.14%) Nokia
6 1 (7.14%) Oracle
6 1 (7.14%) Symantec