Period
to 25 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Hampshire with a requirement for CentOS skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited CentOS over the 6 months to 25 November 2017 with a comparison to the same period in the previous 2 years.

CentOS Linux
South East > Hampshire
6 months to
25 Nov 2017
Same period 2016 Same period 2015
Rank 150 123 176
Rank change year-on-year -27 +53 +20
Permanent jobs citing CentOS 117 167 101
As % of all permanent IT jobs advertised in Hampshire 1.83% 2.43% 1.41%
As % of the Operating Systems category 5.55% 7.29% 4.31%
Number of salaries quoted 89 164 126
Hampshire median annual salary £40,000 £47,500 £42,500
Median salary % change year-on-year -15.79% +11.76% -
10th Percentile £25,950 £32,500 £31,250
90th Percentile £63,750 £55,000 £55,000
South East median annual salary £45,000 £50,000 £42,500
% change year-on-year -10.00% +17.65% -

CentOS is in the Operating Systems category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Hampshire with a requirement for operating system skills.

All Operating Systems
Hampshire
Permanent vacancies with a requirement for operating system skills 2110 2292 2343
As % of all permanent IT jobs advertised in Hampshire 32.96% 33.31% 32.60%
Number of salaries quoted 1885 1971 2089
Hampshire median annual salary £39,500 £40,000 £38,500
Median salary % change year-on-year -1.25% +3.90% -
10th Percentile £22,500 £23,750 £22,000
90th Percentile £65,000 £57,500 £56,250
South East median annual salary £40,000 £42,500 £40,000
% change year-on-year -5.88% +6.25% -

CentOS
Job Vacancy Trend in Hampshire

Job postings citing CentOS as a percentage of all IT jobs advertised in Hampshire.

Job vacancy trend for CentOS in Hampshire

CentOS
Salary Trend in Hampshire

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

Salary trend for CentOS in Hampshire

CentOS
Salary Histogram in Hampshire

The salary distribution of IT jobs citing CentOS in Hampshire over the 6 months to 25 November 2017.

Salary histogram for CentOS in Hampshire

CentOS
Job Locations in Hampshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing CentOS within the Hampshire region over the 6 months to 25 November 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Farnborough +19 38 £62,500 +19.05%
Basingstoke +11 25 £40,000 +14.29% 1
Fareham - 17 £26,750 -
Southsea - 11 £37,500 - 1
Portsmouth -26 9 £39,000 -22.00% 1
Southampton -63 6 £40,000 -11.11%
Fleet - 5 £59,500 -
Romsey 0 4 £40,000 -
Hook - 1 £22,500 -
CentOS
South East

For the 6 months to 25 November 2017, IT jobs citing CentOS 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 Hampshire region with a requirement for CentOS.

1 117 (100.00%) Linux
2 60 (51.28%) Red Hat
3 53 (45.30%) VMware
4 49 (41.88%) Bash Shell
5 43 (36.75%) Windows
6 38 (32.48%) Open Source
7 37 (31.62%) Python
8 35 (29.91%) VMware Infrastructure
9 31 (26.50%) Security Cleared
9 31 (26.50%) Puppet
9 31 (26.50%) MySQL
10 30 (25.64%) WAN
10 30 (25.64%) Microsoft
11 27 (23.08%) Cisco
11 27 (23.08%) VoIP
11 27 (23.08%) ITIL
12 25 (21.37%) Oracle
12 25 (21.37%) SC Cleared
13 24 (20.51%) Apache
14 23 (19.66%) Ansible
15 22 (18.80%) Windows Server 2012
15 22 (18.80%) Red Hat Enterprise Linux
15 22 (18.80%) Lua
15 22 (18.80%) Wireshark
15 22 (18.80%) Kamailio
15 22 (18.80%) Agile Software Development
15 22 (18.80%) RTP
15 22 (18.80%) Telecoms
16 21 (17.95%) Perl
16 21 (17.95%) Configuration Management

CentOS
Co-occurring IT Skills in Hampshire 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 24 (20.51%) Apache
2 19 (16.24%) OpenStack
3 12 (10.26%) IIS
3 12 (10.26%) MS Exchange
4 11 (9.40%) nginx
5 8 (6.84%) Cloud Foundry
5 8 (6.84%) Skype for Business
6 7 (5.98%) Elasticsearch
6 7 (5.98%) Zimbra
7 2 (1.71%) JBoss
Applications
1 12 (10.26%) Microsoft Office
2 3 (2.56%) SOLIDWORKS
Business Applications
1 3 (2.56%) Epicor Vantage
2 2 (1.71%) Payment Gateway
Cloud Services
1 18 (15.38%) Amazon AWS
1 18 (15.38%) Microsoft Azure
2 8 (6.84%) OpenShift
3 6 (5.13%) PaaS
4 2 (1.71%) Google Cloud Platform
4 2 (1.71%) Office 365
4 2 (1.71%) SaaS
Communications & Networking
1 30 (25.64%) WAN
2 27 (23.08%) VoIP
3 22 (18.80%) RTP
3 22 (18.80%) Wireshark
4 20 (17.09%) VPN
5 19 (16.24%) SAN
5 19 (16.24%) TCP/IP
6 17 (14.53%) DNS
7 14 (11.97%) SSL
8 13 (11.11%) IPsec
9 11 (9.40%) LAN
10 10 (8.55%) Firewall
11 8 (6.84%) Skype
12 7 (5.98%) WLAN
13 6 (5.13%) Cisco IOS
13 6 (5.13%) Cisco Nexus
13 6 (5.13%) DHCP
14 4 (3.42%) IP Telephony
14 4 (3.42%) VLAN
14 4 (3.42%) Wireless
Database & Business Intelligence
1 31 (26.50%) MySQL
2 14 (11.97%) MongoDB
3 9 (7.69%) PostgreSQL
4 7 (5.98%) Big Data
4 7 (5.98%) Hadoop
5 6 (5.13%) Apache Cassandra
6 4 (3.42%) SQL Server
7 3 (2.56%) CorVu
8 2 (1.71%) NoSQL
Development Applications
1 14 (11.97%) Jenkins
2 13 (11.11%) Git (software)
3 2 (1.71%) git-flow
General
1 22 (18.80%) Telecoms
2 15 (12.82%) Finance
3 4 (3.42%) Aerospace
4 3 (2.56%) Banking
4 3 (2.56%) French Language
4 3 (2.56%) Manufacturing
5 2 (1.71%) Law
6 1 (0.85%) Investment Banking
Job Titles
1 16 (13.68%) Developer
1 16 (13.68%) DevOps Engineer
2 14 (11.97%) Infrastructure Engineer
2 14 (11.97%) Linux Engineer
2 14 (11.97%) Support Engineer
3 12 (10.26%) PHP Developer
4 10 (8.55%) Network Engineer
5 8 (6.84%) 3rd Line Engineer
5 8 (6.84%) Technical Leader
6 7 (5.98%) 3rd Line Support
6 7 (5.98%) 3rd Line Support Engineer
6 7 (5.98%) Cloud Engineer
6 7 (5.98%) Cloud Infrastructure Engineer
6 7 (5.98%) Senior Infrastructure Engineer
7 6 (5.13%) 3rd Line Server Engineer
7 6 (5.13%) 3rd Line Server Support
7 6 (5.13%) Operations Engineer
7 6 (5.13%) Server Engineer
7 6 (5.13%) Server Support
8 5 (4.27%) 2nd/3rd Line Support
Libraries, Frameworks & Software Standards
1 19 (16.24%) LAMP
2 16 (13.68%) CSS
2 16 (13.68%) HTML
3 14 (11.97%) HTML5
4 12 (10.26%) Symfony
4 12 (10.26%) Twitter Bootstrap
5 10 (8.55%) CSS3
6 4 (3.42%) Elastic Stack
6 4 (3.42%) LEMP Stack
7 2 (1.71%) jQuery
7 2 (1.71%) Sensu
8 1 (0.85%) LAPP Stack
Miscellaneous
1 19 (16.24%) Data Centre
2 12 (10.26%) Cloud Native
3 10 (8.55%) Fintech
3 10 (8.55%) Public Cloud
4 9 (7.69%) Computer Science
5 6 (5.13%) Derivative
6 5 (4.27%) Driving Licence
6 5 (4.27%) Enterprise Cloud
6 5 (4.27%) Management Information System
7 4 (3.42%) Analytical Skills
8 3 (2.56%) PKI
9 2 (1.71%) Enterprise Software
10 1 (0.85%) Video on Demand
Operating Systems
1 117 (100.00%) Linux
2 43 (36.75%) Windows
3 22 (18.80%) Red Hat Enterprise Linux
3 22 (18.80%) Windows Server 2012
4 20 (17.09%) Windows Server 2008
5 19 (16.24%) Ubuntu
6 10 (8.55%) Windows Server
7 9 (7.69%) Windows 10
8 7 (5.98%) Debian
9 6 (5.13%) Fedora
9 6 (5.13%) Oracle Linux
9 6 (5.13%) Unix
10 4 (3.42%) Amazon Linux
11 2 (1.71%) FreeBSD
12 1 (0.85%) Windows 8
12 1 (0.85%) Windows Vista
Processes & Methodologies
1 38 (32.48%) Open Source
2 27 (23.08%) ITIL
3 22 (18.80%) Agile Software Development
4 21 (17.95%) Configuration Management
5 20 (17.09%) CRM
6 16 (13.68%) DevOps
6 16 (13.68%) OOP
7 15 (12.82%) Web Development
8 13 (11.11%) Problem Management
8 13 (11.11%) Software Engineering
9 12 (10.26%) MVC
10 10 (8.55%) Web Application Development
11 8 (6.84%) Coaching
11 8 (6.84%) Customer-Centricity
11 8 (6.84%) High Availability
11 8 (6.84%) Incident Management
11 8 (6.84%) Release Management
11 8 (6.84%) Service Delivery
11 8 (6.84%) Service Management
11 8 (6.84%) TDD
Programming Languages
1 49 (41.88%) Bash Shell
2 37 (31.62%) Python
3 22 (18.80%) Lua
4 21 (17.95%) Perl
5 19 (16.24%) PHP
6 16 (13.68%) JavaScript
7 15 (12.82%) SQL
8 12 (10.26%) Java
8 12 (10.26%) PHP 5
9 9 (7.69%) Ruby
10 7 (5.98%) PowerShell
11 6 (5.13%) Shell Script
12 2 (1.71%) Go
13 1 (0.85%) Korn
Qualifications
1 31 (26.50%) Security Cleared
2 25 (21.37%) SC Cleared
3 13 (11.11%) Microsoft Certification
4 11 (9.40%) MCSE
5 9 (7.69%) Degree
5 9 (7.69%) MCP
5 9 (7.69%) RHCE
5 9 (7.69%) RHCSA
6 8 (6.84%) CCNP
6 8 (6.84%) Cisco Certification
6 8 (6.84%) ITIL Foundation Certificate
7 6 (5.13%) DV Cleared
8 5 (4.27%) CCNA
8 5 (4.27%) VCAP
9 3 (2.56%) CCDP
9 3 (2.56%) VMware Certified Professional (VCP)
10 1 (0.85%) Computer Science Degree
Quality Assurance & Compliance
1 12 (10.26%) SLA
2 3 (2.56%) ISO 9001
3 2 (1.71%) GCP
3 2 (1.71%) PCI DSS
4 1 (0.85%) QA
System Software
1 35 (29.91%) VMware Infrastructure
2 22 (18.80%) Kamailio
3 19 (16.24%) Hyper-V
4 18 (15.38%) Active Directory
4 18 (15.38%) vCloud
5 13 (11.11%) vSphere
6 11 (9.40%) Docker
7 9 (7.69%) KVM
8 8 (6.84%) VMware NSX
9 6 (5.13%) Virtual Machines
9 6 (5.13%) VMware ESXi
9 6 (5.13%) Xen
10 3 (2.56%) Postfix
10 3 (2.56%) Sendmail
Systems Management
1 31 (26.50%) Puppet
2 23 (19.66%) Ansible
3 21 (17.95%) Opscode Chef
4 10 (8.55%) Kubernetes
5 9 (7.69%) vCenter Server
6 8 (6.84%) WSUS
7 7 (5.98%) Terraform
8 3 (2.56%) vRealize
9 2 (1.71%) Grafana
9 2 (1.71%) logstash
10 1 (0.85%) Nagios
Vendors
1 60 (51.28%) Red Hat
2 53 (45.30%) VMware
3 30 (25.64%) Microsoft
4 27 (23.08%) Cisco
5 25 (21.37%) Oracle
6 12 (10.26%) Zend
7 11 (9.40%) SaltStack
8 9 (7.69%) Dell
9 7 (5.98%) HP
10 6 (5.13%) Dell Compellent
10 6 (5.13%) Juniper
10 6 (5.13%) Lumension
11 5 (4.27%) Isilon
12 3 (2.56%) ArcSight
12 3 (2.56%) Arista
12 3 (2.56%) Barracuda Networks
12 3 (2.56%) Clearswift
12 3 (2.56%) Epicor
12 3 (2.56%) F5
12 3 (2.56%) Palo Alto