The following table provides summary statistics for permanent job vacancies advertised in Cambridge 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
Cambridgeshire / Cambridge
3 months to
26 Jun 2017
Same period 2016 Same period 2015
Rank 115 104 108
Rank change year-on-year -11 +4  
Permanent jobs citing Xen 3 2 6
As % of all permanent IT jobs advertised in Cambridge 0.22% 0.17% 0.41%
As % of the System Software category 1.61% 1.50% 3.37%
Number of salaries quoted 2 2 3
Median salary £58,500 £46,250 £50,000
Median salary % change year-on-year +26.48% -7.50%  
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 Cambridge with a requirement for system software skills.

System Software Skills
Cambridge
Permanent job vacancies with a requirement for system software skills 186 133 178
As % of all permanent IT job vacancies advertised in Cambridge 13.52% 11.39% 12.25%
Number of salaries quoted 161 109 135
Median salary £55,000 £37,500 £42,000
Median salary % change year-on-year +46.66% -10.71%  
90% offered a salary of more than £33,100 £27,850 £28,900
10% offered a salary of more than £67,500 £53,272 £55,000
UK excluding London median salary £38,000 £39,000 £37,500
% change year-on-year -2.56% +4.00%  

Xen
Job Vacancy Trend in Cambridge

The job posting trend of jobs advertised in Cambridge 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 Cambridge

Xen
Salary Trend in Cambridge

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

Salary trend for Xen in Cambridge

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 Cambridge region with a requirement for Xen.

1 9 (100.00%) Linux
2 5 (55.56%) KVM
3 4 (44.44%) Docker
3 4 (44.44%) Visualisation
3 4 (44.44%) Windows
3 4 (44.44%) LLVM
3 4 (44.44%) GCC
3 4 (44.44%) Network Security
3 4 (44.44%) OpenStack
3 4 (44.44%) QEMU
4 3 (33.33%) C
4 3 (33.33%) Java
5 2 (22.22%) Perl
5 2 (22.22%) C++
5 2 (22.22%) Sun
5 2 (22.22%) Python
5 2 (22.22%) VMware
5 2 (22.22%) LPIC
5 2 (22.22%) Software Architecture
5 2 (22.22%) Bash Shell
5 2 (22.22%) VMware Infrastructure
5 2 (22.22%) DevOps
5 2 (22.22%) Windows Server
6 1 (11.11%) Performance Analysis
6 1 (11.11%) Static Code Analysis
6 1 (11.11%) Fuzz Testing
6 1 (11.11%) Server Virtualisation
6 1 (11.11%) Open Source Development
6 1 (11.11%) Dynamic Code Analysis
6 1 (11.11%) Virtual Machines

Xen
Co-occurring IT Skills in Cambridge 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 (44.44%) OpenStack
Communications & Networking
1 4 (44.44%) Network Security
2 1 (11.11%) ICMP
2 1 (11.11%) TCP/IP
Development Applications
1 4 (44.44%) GCC
General
1 1 (11.11%) Banking
Job Titles
1 4 (44.44%) Architect
2 2 (22.22%) Applications Engineer
2 2 (22.22%) Applications Support
2 2 (22.22%) Applications Support Engineer
2 2 (22.22%) DevOps Engineer
2 2 (22.22%) Lead Architect
2 2 (22.22%) Operations Support Engineer
2 2 (22.22%) Senior Architect
2 2 (22.22%) Senior Systems Architect
2 2 (22.22%) Support Engineer
2 2 (22.22%) Systems Architect
3 1 (11.11%) Security Engineer
3 1 (11.11%) Software Engineer
3 1 (11.11%) Test Automation Engineer
3 1 (11.11%) Test Engineer
Libraries, Frameworks & Software Standards
1 4 (44.44%) LLVM
Miscellaneous
1 1 (11.11%) Computer Science
1 1 (11.11%) Data Centre
Operating Systems
1 9 (100.00%) Linux
2 4 (44.44%) Windows
3 2 (22.22%) Windows Server
Processes & Methodologies
1 4 (44.44%) Visualisation
2 2 (22.22%) DevOps
2 2 (22.22%) Software Architecture
3 1 (11.11%) Agile Software Development
3 1 (11.11%) Dynamic Code Analysis
3 1 (11.11%) Functional Programming
3 1 (11.11%) Fuzz Testing
3 1 (11.11%) Open Source
3 1 (11.11%) Open Source Development
3 1 (11.11%) Penetration Testing
3 1 (11.11%) Performance Analysis
3 1 (11.11%) Secure Coding
3 1 (11.11%) Security Architecture
3 1 (11.11%) Server Virtualisation
3 1 (11.11%) Software Engineering
3 1 (11.11%) Static Code Analysis
3 1 (11.11%) Test Automation
3 1 (11.11%) Threat Modelling
3 1 (11.11%) Vulnerability Assessment
3 1 (11.11%) Vulnerability Management
Programming Languages
1 3 (33.33%) C
1 3 (33.33%) Java
2 2 (22.22%) Bash Shell
2 2 (22.22%) C++
2 2 (22.22%) Perl
2 2 (22.22%) Python
3 1 (11.11%) F#
3 1 (11.11%) Haskell
3 1 (11.11%) ML
3 1 (11.11%) OCaml
3 1 (11.11%) Shell Script
Qualifications
1 2 (22.22%) LPIC
2 1 (11.11%) Degree
Quality Assurance & Compliance
1 1 (11.11%) FIPS 140-2
System Software
1 5 (55.56%) KVM
2 4 (44.44%) Docker
2 4 (44.44%) QEMU
3 2 (22.22%) VMware Infrastructure
4 1 (11.11%) Firmware
4 1 (11.11%) LXC
4 1 (11.11%) Virtual Machines
4 1 (11.11%) VirtualBox
4 1 (11.11%) XenServer
Vendors
1 2 (22.22%) Sun
1 2 (22.22%) VMware
2 1 (11.11%) Citrix
2 1 (11.11%) Thales