CentOS Job Trends in the City of London

CentOS Linux
Central London > City of London

The table below provides summary statistics and salary benchmarking for jobs advertised in the City of London requiring CentOS skills. It covers permanent job vacancies from the 6 months leading up to 14 January 2026, with comparisons to the same periods in the previous two years.

6 months to
14 Jan 2026
Same period 2025 Same period 2024
Rank 129 161 164
Rank change year-on-year +32 +3 +67
Permanent jobs citing CentOS 5 4 3
As % of all permanent jobs in the City of London 0.22% 0.15% 0.11%
As % of the Operating Systems category 2.46% 0.82% 0.63%
Number of salaries quoted 3 4 3
10th Percentile - - £53,250
25th Percentile £43,375 - £54,375
Median annual salary (50th Percentile) £43,750 £90,000 £57,500
Median % change year-on-year -51.39% +56.52% -20.69%
75th Percentile £44,125 £95,000 £78,125
90th Percentile - £104,000 £89,750
Central London median annual salary £43,750 £90,000 £56,250
% change year-on-year -51.39% +60.00% -22.41%

All Operating Systems
City of London

CentOS falls under the Operating Systems category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring operating system skills in the City of London.

Permanent vacancies with a requirement for operating system skills 203 486 480
As % of all permanent jobs advertised in the City of London 8.80% 18.31% 17.14%
Number of salaries quoted 168 325 424
10th Percentile £31,250 £36,550 £32,500
25th Percentile £40,000 £47,000 £41,250
Median annual salary (50th Percentile) £55,000 £60,000 £60,000
Median % change year-on-year -8.33% - -7.69%
75th Percentile £83,750 £77,500 £81,250
90th Percentile £100,000 £109,000 £100,500
Central London median annual salary £55,000 £57,500 £60,000
% change year-on-year -4.35% -4.17% -1.64%

CentOS
Job Vacancy Trend in the City of London

Historical trend showing the proportion of permanent IT job postings citing CentOS relative to all permanent IT jobs advertised in the City of London.

CentOS job vacancy trend in the City of London

CentOS
Salary Trend in the City of London

Salary distribution trend for jobs in the City of London citing CentOS.

Salary distribution trend for jobs in the City of London citing CentOS

CentOS
Co-Occurring Skills & Capabilities in the City of London by Category

The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category:

Application Platforms
1 2 (40.00%) Apache
1 2 (40.00%) nginx
Communications & Networking
1 2 (40.00%) DHCP
1 2 (40.00%) DNS
1 2 (40.00%) LAN
1 2 (40.00%) NAS
1 2 (40.00%) SAN
1 2 (40.00%) SNMP
1 2 (40.00%) TCP/IP
1 2 (40.00%) WAN
Database & Business Intelligence
1 3 (60.00%) MySQL
General
1 2 (40.00%) Finance
1 2 (40.00%) Social Skills
Job Titles
1 5 (100.00%) Linux Engineer
2 3 (60.00%) Linux Support
2 3 (60.00%) Linux Support Engineer
2 3 (60.00%) Support Engineer
3 2 (40.00%) Senior
3 2 (40.00%) Senior Linux Engineer
Libraries, Frameworks & Software Standards
1 3 (60.00%) LAMP
2 2 (40.00%) LDAP
Miscellaneous
1 3 (60.00%) Data Centre
2 2 (40.00%) FPGA
Operating Systems
1 5 (100.00%) Linux
2 3 (60.00%) Rocky
2 3 (60.00%) Ubuntu
3 2 (40.00%) Oracle Linux
3 2 (40.00%) Red Hat Enterprise Linux
Processes & Methodologies
1 3 (60.00%) Disaster Recovery
2 2 (40.00%) Problem-Solving
Programming Languages
1 3 (60.00%) Shell Script
2 2 (40.00%) Java
2 2 (40.00%) Perl
2 2 (40.00%) Python
Systems Management
1 5 (100.00%) Ansible
2 3 (60.00%) Nagios
3 2 (40.00%) Red Hat Satellite
3 2 (40.00%) Red Hat Spacewalk
Vendors
1 2 (40.00%) Dell
1 2 (40.00%) HP
1 2 (40.00%) Oracle
1 2 (40.00%) Red Hat