The following table provides summary statistics for permanent job vacancies with a requirement for Linux+ Certification qualifications. Included is a benchmarking guide to the salaries offered over the 3 months to 27 June 2017 with a comparison to the same period in the previous 2 years.

CompTIA Linux+ Certification
UK
3 months to
27 Jun 2017
Same period 2016 Same period 2015
Rank 876 921 977
Rank change year-on-year +45 +56  
Permanent jobs citing Linux+ Certification 14 11 5
As % of all permanent IT jobs advertised in the UK 0.016% 0.011% 0.005%
As % of the Qualifications category 0.064% 0.042% 0.017%
Number of salaries quoted 11 4 5
Median salary £39,000 £62,500 £67,500
Median salary % change year-on-year -37.60% -7.40%  
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.

Academic & Professional Certification
UK
Permanent job vacancies requiring academic qualifications or professional certifications 21909 26245 30043
As % of all permanent IT job vacancies advertised in the UK 24.57% 26.65% 27.46%
Number of salaries quoted 17067 21243 23843
Median salary £45,000 £47,500 £45,000
Median salary % change year-on-year -5.26% +5.55%  
90% offered a salary of more than £27,500 £27,500 £27,000
10% offered a salary of more than £74,000 £70,000 £72,500
UK excluding London median salary £42,500 £42,500 £41,500
% change year-on-year - +2.40%  

Linux+ Certification
Job Vacancy Trend

The job posting trend of jobs advertised 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 the UK

Linux+ Certification
Salary Trend

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

Salary trend for Linux+ Certification in the UK

Linux+ Certification
Salary Histogram

The salary distribution of IT jobs citing Linux+ Certification over the 3 months to 27 June 2017.

Salary histogram for Linux+ Certification in the UK

Linux+ Certification
Top 8 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Linux+ Certification within the UK over the 3 months to 27 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
England +47 13 £38,750 -38.00%
London +44 9 £38,500 -3.75%
City of London - 7 £38,500 -
Berkshire - 3 - -
Reading - 3 - -
South East - 3 - -
North West - 1 £52,500 -
Manchester - 1 £52,500 -

For the 6 months to 27 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 with a requirement for Linux+ Certification.

1 20 (100.00%) Linux
2 17 (85.00%) Firewall
3 14 (70.00%) Windows
4 13 (65.00%) Cisco
4 13 (65.00%) CCNA
4 13 (65.00%) Cisco Certification
5 12 (60.00%) TCP/IP
5 12 (60.00%) Ubuntu
5 12 (60.00%) Cisco ASA
5 12 (60.00%) RHCSA
5 12 (60.00%) Palo Alto
6 11 (55.00%) Cisco Wireless
6 11 (55.00%) Extreme Networks
6 11 (55.00%) Linux Command Line
6 11 (55.00%) Bash Shell
6 11 (55.00%) Aruba
6 11 (55.00%) F5
6 11 (55.00%) FortiGate
6 11 (55.00%) Red Hat Enterprise Linux
6 11 (55.00%) Fortinet
6 11 (55.00%) WatchGuard
6 11 (55.00%) SonicWALL
6 11 (55.00%) RHCA
6 11 (55.00%) LPIC
6 11 (55.00%) RHCE
6 11 (55.00%) Wireless
6 11 (55.00%) Juniper
6 11 (55.00%) Red Hat
6 11 (55.00%) CheckPoint
7 10 (50.00%) CISSP

Linux+ Certification
Co-occurring IT Skills 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 3 (15.00%) Apache
2 2 (10.00%) IIS
2 2 (10.00%) lighttpd
3 1 (5.00%) Apache Pig
3 1 (5.00%) Confluence
Cloud Services
1 2 (10.00%) Catchpoint
2 1 (5.00%) Amazon AWS
2 1 (5.00%) Dropbox
Communications & Networking
1 17 (85.00%) Firewall
2 12 (60.00%) Cisco ASA
2 12 (60.00%) TCP/IP
3 11 (55.00%) Cisco Wireless
3 11 (55.00%) Wireless
4 10 (50.00%) Network Security
5 8 (40.00%) VPN
6 7 (35.00%) HTTP
7 6 (30.00%) Spanning Tree
8 5 (25.00%) HTTPS
8 5 (25.00%) IPsec
9 4 (20.00%) FCoE
9 4 (20.00%) SNMP
10 2 (10.00%) DNS
11 1 (5.00%) LAN
11 1 (5.00%) Remote Desktop
11 1 (5.00%) WAN
11 1 (5.00%) WLAN
Database & Business Intelligence
1 1 (5.00%) Apache Hive
1 1 (5.00%) Big Data
1 1 (5.00%) Hadoop
Development Applications
1 5 (25.00%) JIRA
2 4 (20.00%) Redmine
3 1 (5.00%) Bitbucket
General
1 1 (5.00%) Games
1 1 (5.00%) Telecoms
Job Titles
1 9 (45.00%) Linux Engineer
2 6 (30.00%) Support Engineer
3 5 (25.00%) Security Engineer
4 4 (20.00%) Linux Support
4 4 (20.00%) Technical Engineer
5 3 (15.00%) Design Engineer
5 3 (15.00%) Linux Support Engineer
5 3 (15.00%) System Design Authority
5 3 (15.00%) Systems Engineer
5 3 (15.00%) Technical Design Authority
5 3 (15.00%) Technical Design Engineer
6 2 (10.00%) Analyst
6 2 (10.00%) Firewall Engineer
6 2 (10.00%) Infrastructure Engineer
6 2 (10.00%) Network Engineer
6 2 (10.00%) SIEM Engineer
7 1 (5.00%) Customer Support Engineer
7 1 (5.00%) Firewall Analyst
7 1 (5.00%) Network Support
7 1 (5.00%) NOC Engineer
Libraries, Frameworks & Software Standards
1 1 (5.00%) Java EE
Miscellaneous
1 11 (55.00%) Linux Command Line
2 7 (35.00%) PKI
3 3 (15.00%) Data Centre
4 2 (10.00%) Analytical Skills
4 2 (10.00%) Computer Science
4 2 (10.00%) Management Information System
5 1 (5.00%) Cybercrime
Operating Systems
1 20 (100.00%) Linux
2 14 (70.00%) Windows
3 12 (60.00%) Ubuntu
4 11 (55.00%) Red Hat Enterprise Linux
5 10 (50.00%) CentOS
6 8 (40.00%) Debian
7 5 (25.00%) Kali Linux
7 5 (25.00%) Unix
8 1 (5.00%) Android
8 1 (5.00%) Apple iOS
8 1 (5.00%) Mac OS X
8 1 (5.00%) Solaris
8 1 (5.00%) Windows 7
Processes & Methodologies
1 7 (35.00%) Multi-Factor Authentication
1 7 (35.00%) SIEM
1 7 (35.00%) Two-Factor Authentication
1 7 (35.00%) Vulnerability Management
2 5 (25.00%) Cryptography
2 5 (25.00%) Security Operations
3 4 (20.00%) Agile Software Development
3 4 (20.00%) High Availability
3 4 (20.00%) Mentoring
3 4 (20.00%) Software Engineering
3 4 (20.00%) User Stories
4 3 (15.00%) Analytics
4 3 (15.00%) Change Control
4 3 (15.00%) Cybersecurity
4 3 (15.00%) Process Improvement
4 3 (15.00%) Protective Monitoring
4 3 (15.00%) Smoke Testing
4 3 (15.00%) TDD
4 3 (15.00%) V-Model
4 3 (15.00%) Waterfall
Programming Languages
1 11 (55.00%) Bash Shell
2 9 (45.00%) Korn
2 9 (45.00%) Python
3 6 (30.00%) Java
4 5 (25.00%) C-shell
4 5 (25.00%) Ruby
5 4 (20.00%) C
6 2 (10.00%) Perl
7 1 (5.00%) C#
Qualifications
1 13 (65.00%) CCNA
1 13 (65.00%) Cisco Certification
2 12 (60.00%) RHCSA
3 11 (55.00%) LPIC
3 11 (55.00%) RHCA
3 11 (55.00%) RHCE
4 10 (50.00%) CISSP
4 10 (50.00%) GIAC
4 10 (50.00%) SANS
4 10 (50.00%) Security Cleared
5 9 (45.00%) Microsoft Certification
6 6 (30.00%) MCSE
7 5 (25.00%) CEH
7 5 (25.00%) CREST Certified
7 5 (25.00%) Network+ Certification
7 5 (25.00%) SC Cleared
7 5 (25.00%) SSCP
8 4 (20.00%) CompTIA Security+
8 4 (20.00%) JNCIA
8 4 (20.00%) JNCIS
Quality Assurance & Compliance
1 7 (35.00%) ISO/IEC 27001
1 7 (35.00%) PCI DSS
2 5 (25.00%) SLA
System Software
1 7 (35.00%) pfSense
2 5 (25.00%) VMware ESXi
3 4 (20.00%) NFS
3 4 (20.00%) Samba
4 2 (10.00%) Active Directory
4 2 (10.00%) VMware Infrastructure
5 1 (5.00%) Terminal Server
5 1 (5.00%) VMware Workstation
5 1 (5.00%) vSphere
Systems Management
1 11 (55.00%) FortiGate
2 7 (35.00%) Puppet
3 5 (25.00%) Nagios
4 4 (20.00%) Ansible
4 4 (20.00%) vCenter Server
5 2 (10.00%) Nessus
6 1 (5.00%) Cacti
6 1 (5.00%) Graylog
Vendors
1 13 (65.00%) Cisco
2 12 (60.00%) Palo Alto
3 11 (55.00%) Aruba
3 11 (55.00%) CheckPoint
3 11 (55.00%) Extreme Networks
3 11 (55.00%) F5
3 11 (55.00%) Fortinet
3 11 (55.00%) Juniper
3 11 (55.00%) Red Hat
3 11 (55.00%) SonicWALL
3 11 (55.00%) WatchGuard
4 6 (30.00%) VMware
5 4 (20.00%) EMC
5 4 (20.00%) NetApp
5 4 (20.00%) SolarWinds
6 3 (15.00%) Remedy
7 2 (10.00%) AlienVault
7 2 (10.00%) LogRhythm
7 2 (10.00%) McAfee
7 2 (10.00%) Salesforce.com