The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for Linux+ Certification qualifications. Included is a benchmarking guide to the salaries offered over the 3 months to 24 June 2017 with a comparison to the same period in the previous 2 years.

CompTIA Linux+ Certification
England / London
3 months to
24 Jun 2017
Same period 2016 Same period 2015
Rank 607 643 674
Rank change year-on-year +36 +31  
Permanent jobs citing Linux+ Certification 9 1 5
As % of all permanent IT jobs advertised in London 0.025% 0.002% 0.011%
As % of the Qualifications category 0.11% 0.010% 0.043%
Number of salaries quoted 9 1 5
Median salary £38,500 £40,000 £67,500
Median salary % change year-on-year -3.75% -40.74%  
UK excluding London median salary £45,750 £65,000 -
% change year-on-year -29.61% -  

Linux+ Certification is in the academic qualifications and professional certifications category. The following table is for comparison with the above and provides summary statistics for all academic qualifications and professional certifications cited in permanent job vacancies advertised in London.

Academic & Professional Certification
London
Permanent job vacancies requiring academic qualifications or professional certifications 8338 9778 11622
As % of all permanent IT job vacancies advertised in London 23.01% 24.41% 25.88%
Number of salaries quoted 6424 8196 9484
Median salary £55,000 £55,000 £52,500
Median salary % change year-on-year - +4.76%  
90% offered a salary of more than £32,500 £32,500 £30,000
10% offered a salary of more than £85,000 £75,000 £80,000
UK excluding London median salary £42,500 £42,500 £41,674
% change year-on-year - +1.98%  

Linux+ Certification
Job Vacancy Trend in London

The job posting trend of jobs advertised in London citing Linux+ Certification as a proportion of all permanent or contract IT jobs with a match in the Qualifications category.

Job vacancy trend for Linux+ Certification in London

Linux+ Certification
Salary Trend in London

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

Salary trend for Linux+ Certification in London

Linux+ Certification
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Linux+ Certification within the London region over the 3 months to 24 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 - 7 £38,500 -
Linux+ Certification
England

For the 6 months to 24 June 2017, IT jobs citing Linux+ Certification 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 Linux+ Certification.

1 14 (100.00%) Linux
2 13 (92.86%) Cisco
3 12 (85.71%) Firewall
3 12 (85.71%) Ubuntu
3 12 (85.71%) Cisco ASA
3 12 (85.71%) RHCSA
3 12 (85.71%) Palo Alto
4 11 (78.57%) Aruba
4 11 (78.57%) F5
4 11 (78.57%) FortiGate
4 11 (78.57%) LPIC
4 11 (78.57%) RHCA
4 11 (78.57%) Fortinet
4 11 (78.57%) WatchGuard
4 11 (78.57%) SonicWALL
4 11 (78.57%) Red Hat Enterprise Linux
4 11 (78.57%) Wireless
4 11 (78.57%) Red Hat
4 11 (78.57%) CheckPoint
4 11 (78.57%) RHCE
4 11 (78.57%) Juniper
4 11 (78.57%) Cisco Wireless
4 11 (78.57%) Extreme Networks
5 10 (71.43%) Linux Command Line
5 10 (71.43%) Network Security
5 10 (71.43%) CentOS
6 9 (64.29%) Windows
7 8 (57.14%) Python
7 8 (57.14%) VPN
7 8 (57.14%) Debian

Linux+ Certification
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 2 (14.29%) Apache
2 1 (7.14%) Confluence
2 1 (7.14%) IIS
2 1 (7.14%) lighttpd
Cloud Services
1 1 (7.14%) Amazon AWS
1 1 (7.14%) Catchpoint
1 1 (7.14%) Dropbox
Communications & Networking
1 12 (85.71%) Cisco ASA
1 12 (85.71%) Firewall
2 11 (78.57%) Cisco Wireless
2 11 (78.57%) Wireless
3 10 (71.43%) Network Security
4 8 (57.14%) VPN
5 6 (42.86%) HTTP
5 6 (42.86%) Spanning Tree
5 6 (42.86%) TCP/IP
6 5 (35.71%) HTTPS
6 5 (35.71%) IPsec
7 1 (7.14%) DNS
7 1 (7.14%) LAN
7 1 (7.14%) Remote Desktop
7 1 (7.14%) WAN
7 1 (7.14%) WLAN
Development Applications
1 1 (7.14%) Bitbucket
1 1 (7.14%) JIRA
Job Titles
1 8 (57.14%) Linux Engineer
2 5 (35.71%) Security Engineer
2 5 (35.71%) Support Engineer
3 4 (28.57%) Linux Support
4 3 (21.43%) Linux Support Engineer
5 2 (14.29%) Analyst
5 2 (14.29%) Firewall Engineer
5 2 (14.29%) Network Engineer
5 2 (14.29%) SIEM Engineer
6 1 (7.14%) Administrator
6 1 (7.14%) Customer Engineer
6 1 (7.14%) Customer Support Engineer
6 1 (7.14%) Firewall Analyst
6 1 (7.14%) Infrastructure Engineer
6 1 (7.14%) Network Security Engineer
6 1 (7.14%) Network Support
6 1 (7.14%) Network Support Engineer
6 1 (7.14%) Security Analyst
6 1 (7.14%) Support Analyst
6 1 (7.14%) Support Specialist
Miscellaneous
1 10 (71.43%) Linux Command Line
2 7 (50.00%) PKI
3 3 (21.43%) Data Centre
4 1 (7.14%) Analytical Skills
4 1 (7.14%) Computer Science
4 1 (7.14%) Management Information System
Operating Systems
1 14 (100.00%) Linux
2 12 (85.71%) Ubuntu
3 11 (78.57%) Red Hat Enterprise Linux
4 10 (71.43%) CentOS
5 9 (64.29%) Windows
6 8 (57.14%) Debian
7 5 (35.71%) Kali Linux
8 1 (7.14%) Mac OS X
8 1 (7.14%) Solaris
8 1 (7.14%) Unix
8 1 (7.14%) Windows 7
Processes & Methodologies
1 7 (50.00%) Multi-Factor Authentication
1 7 (50.00%) SIEM
1 7 (50.00%) Two-Factor Authentication
1 7 (50.00%) Vulnerability Management
2 5 (35.71%) Cryptography
2 5 (35.71%) Security Operations
3 2 (14.29%) Configuration Management
4 1 (7.14%) Case Management
4 1 (7.14%) Cybersecurity
4 1 (7.14%) DevOps
4 1 (7.14%) Performance Metrics
4 1 (7.14%) Root Cause Analysis
4 1 (7.14%) Software Engineering
Programming Languages
1 8 (57.14%) Python
2 6 (42.86%) Bash Shell
3 5 (35.71%) C-shell
3 5 (35.71%) Java
3 5 (35.71%) Korn
3 5 (35.71%) Ruby
4 1 (7.14%) Perl
Qualifications
1 12 (85.71%) RHCSA
2 11 (78.57%) LPIC
2 11 (78.57%) RHCA
2 11 (78.57%) RHCE
3 7 (50.00%) CCNA
3 7 (50.00%) Cisco Certification
4 5 (35.71%) CEH
4 5 (35.71%) CISSP
4 5 (35.71%) CREST Certified
4 5 (35.71%) GIAC
4 5 (35.71%) SANS
4 5 (35.71%) SC Cleared
4 5 (35.71%) Security Cleared
5 4 (28.57%) CCNP
5 4 (28.57%) JNCIA
5 4 (28.57%) JNCIS
6 3 (21.43%) Microsoft Certification
7 2 (14.29%) Degree
7 2 (14.29%) MCSA
8 1 (7.14%) MCDST
Quality Assurance & Compliance
1 7 (50.00%) ISO/IEC 27001
1 7 (50.00%) PCI DSS
2 1 (7.14%) SLA
System Software
1 7 (50.00%) pfSense
2 2 (14.29%) Active Directory
2 2 (14.29%) VMware Infrastructure
3 1 (7.14%) Terminal Server
3 1 (7.14%) VMware ESXi
3 1 (7.14%) VMware Workstation
3 1 (7.14%) vSphere
Systems Management
1 11 (78.57%) FortiGate
2 3 (21.43%) Puppet
3 2 (14.29%) Nessus
4 1 (7.14%) Cacti
4 1 (7.14%) Graylog
4 1 (7.14%) Nagios
Vendors
1 13 (92.86%) Cisco
2 12 (85.71%) Palo Alto
3 11 (78.57%) Aruba
3 11 (78.57%) CheckPoint
3 11 (78.57%) Extreme Networks
3 11 (78.57%) F5
3 11 (78.57%) Fortinet
3 11 (78.57%) Juniper
3 11 (78.57%) Red Hat
3 11 (78.57%) SonicWALL
3 11 (78.57%) WatchGuard
4 2 (14.29%) AlienVault
4 2 (14.29%) LogRhythm
4 2 (14.29%) McAfee
4 2 (14.29%) VMware
5 1 (7.14%) Apple
5 1 (7.14%) Atlassian
5 1 (7.14%) Dell KACE
5 1 (7.14%) Google
5 1 (7.14%) Salesforce.com