The following table provides summary statistics for permanent job vacancies advertised in Cardiff with a requirement for VMware ESXi skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited VMware ESXi over the 3 months to 24 June 2017 with a comparison to the same period in the previous 2 years.

VMware ESXi (formerly ESX Server)
South Wales / Cardiff
3 months to
24 Jun 2017
Same period 2016 Same period 2015
Rank 61 68 60
Rank change year-on-year +7 -8  
Permanent jobs citing VMware ESXi 1 6 14
As % of all permanent IT jobs advertised in Cardiff 0.20% 0.87% 1.85%
As % of the System Software category 3.23% 7.59% 15.38%
Number of salaries quoted 1 6 12
Median salary £27,500 £26,000 £36,250
Median salary % change year-on-year +5.76% -28.27%  
UK excluding London median salary £38,500 £40,000 £40,000
% change year-on-year -3.75% -  

VMware ESXi 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 Cardiff with a requirement for system software skills.

System Software Skills
Cardiff
Permanent job vacancies with a requirement for system software skills 31 79 91
As % of all permanent IT job vacancies advertised in Cardiff 6.35% 11.47% 12.01%
Number of salaries quoted 28 66 73
Median salary £32,500 £35,000 £34,368
Median salary % change year-on-year -7.14% +1.83%  
90% offered a salary of more than £25,000 £25,000 £23,000
10% offered a salary of more than £48,000 £39,000 £45,000
UK excluding London median salary £38,000 £39,000 £37,500
% change year-on-year -2.56% +4.00%  

VMware ESXi
Job Vacancy Trend in Cardiff

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

Job vacancy trend for VMware ESXi in Cardiff

VMware ESXi
Salary Trend in Cardiff

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing VMware ESXi in Cardiff.

Salary trend for VMware ESXi in Cardiff

For the 6 months to 24 June 2017, IT jobs citing VMware ESXi 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 Cardiff region with a requirement for VMware ESXi.

1 6 (100.00%) VMware
2 5 (83.33%) Active Directory
2 5 (83.33%) Windows
3 4 (66.67%) MS Exchange
3 4 (66.67%) IIS
3 4 (66.67%) DNS
3 4 (66.67%) NetBackup
3 4 (66.67%) Exchange Server 2010
3 4 (66.67%) Windows Server 2012
3 4 (66.67%) Exchange Server 2013
3 4 (66.67%) Windows Server
4 3 (50.00%) Microsoft
4 3 (50.00%) VMware Infrastructure
4 3 (50.00%) Oracle
4 3 (50.00%) SQL Server
5 2 (33.33%) Unix
5 2 (33.33%) LAN
5 2 (33.33%) Linux
5 2 (33.33%) NetApp
5 2 (33.33%) Veritas
5 2 (33.33%) Windows Server 2003
5 2 (33.33%) Symantec
5 2 (33.33%) Windows Server 2008
5 2 (33.33%) EMC
5 2 (33.33%) Microsoft Azure
5 2 (33.33%) Amazon AWS
5 2 (33.33%) SLA
5 2 (33.33%) Cisco
5 2 (33.33%) EqualLogic
5 2 (33.33%) Continuous Improvement

VMware ESXi
Co-occurring IT Skills in Cardiff 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 4 (66.67%) Exchange Server 2010
1 4 (66.67%) Exchange Server 2013
1 4 (66.67%) IIS
1 4 (66.67%) MS Exchange
Cloud Services
1 2 (33.33%) Amazon AWS
1 2 (33.33%) Microsoft Azure
2 1 (16.67%) IaaS
2 1 (16.67%) Office 365
2 1 (16.67%) PaaS
2 1 (16.67%) SaaS
Communications & Networking
1 4 (66.67%) DNS
2 2 (33.33%) LAN
3 1 (16.67%) Firewall
3 1 (16.67%) SAN
3 1 (16.67%) WAN
Database & Business Intelligence
1 3 (50.00%) SQL Server
General
1 1 (16.67%) Telecoms
Job Titles
1 6 (100.00%) Infrastructure Engineer
2 1 (16.67%) Infrastructure Support
2 1 (16.67%) Infrastructure Support Engineer
2 1 (16.67%) Support Engineer
Operating Systems
1 5 (83.33%) Windows
2 4 (66.67%) Windows Server
2 4 (66.67%) Windows Server 2012
3 2 (33.33%) Linux
3 2 (33.33%) Unix
3 2 (33.33%) Windows Server 2003
3 2 (33.33%) Windows Server 2008
Processes & Methodologies
1 2 (33.33%) Continuous Improvement
1 2 (33.33%) Virtual Environments
2 1 (16.67%) Disaster Recovery
2 1 (16.67%) Mobile Device Management
2 1 (16.67%) Performance Monitoring
Quality Assurance & Compliance
1 2 (33.33%) SLA
System Software
1 5 (83.33%) Active Directory
2 3 (50.00%) VMware Infrastructure
3 2 (33.33%) vCloud
4 1 (16.67%) Hyper-V
Systems Management
1 4 (66.67%) NetBackup
Vendors
1 6 (100.00%) VMware
2 3 (50.00%) Microsoft
2 3 (50.00%) Oracle
3 2 (33.33%) Cisco
3 2 (33.33%) EMC
3 2 (33.33%) EqualLogic
3 2 (33.33%) NetApp
3 2 (33.33%) Symantec
3 2 (33.33%) Veritas
4 1 (16.67%) Citrix
4 1 (16.67%) HP