The following table provides summary statistics for permanent job vacancies advertised in Cardiff with a requirement for Linux skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Linux over the 3 months to 25 March 2017 with a comparison to the same period in the previous 2 years.

3 months to
25 Mar 2017
Same period 2016 Same period 2015
Linux
South Wales / Cardiff
Rank 20 19 17
Rank change year-on-year -1 -2  
Permanent jobs citing Linux 58 75 62
As % of all permanent IT jobs advertised in Cardiff 10.32% 10.76% 9.49%
As % of the Operating Systems category 43.61% 44.38% 37.35%
Number of salaries quoted 53 70 49
Median salary £40,000 £40,000 £36,000
Median salary % change year-on-year - +11.11%  
90% offered a salary of more than £24,500 £27,400 £30,000
10% offered a salary of more than £60,000 £50,000 £46,600
UK excluding London median salary £42,500 £42,500 £42,000
% change year-on-year - +1.19%  

Linux is in the operating system skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Cardiff with a requirement for operating system skills.

Operating System Skills
Cardiff
Permanent job vacancies with a requirement for operating system skills 133 169 166
As % of all permanent IT job vacancies advertised in Cardiff 23.67% 24.25% 25.42%
Number of salaries quoted 118 144 142
Median salary £35,000 £34,000 £36,000
Median salary % change year-on-year +2.94% -5.55%  
90% offered a salary of more than £22,500 £23,000 £24,500
10% offered a salary of more than £45,000 £45,000 £50,000
UK excluding London median salary £37,500 £37,500 £37,500

Linux
Job Vacancy Trend in Cardiff

The job posting trend of jobs advertised in Cardiff citing Linux as a proportion of all permanent or contract IT jobs with a match in the Operating Systems category.

Job vacancy trend for Linux in Cardiff

Linux
Salary Trend in Cardiff

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

Salary trend for Linux in Cardiff

Linux
Salary Histogram in Cardiff

The salary distribution of IT jobs citing Linux in Cardiff over the 3 months to 25 March 2017.

Salary histogram for Linux in Cardiff

Linux
Top 30 Related IT Skills in Cardiff

For the 6 months to 25 March 2017, IT jobs citing Linux 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 Cardiff region with a requirement for Linux.

1 46 (35.11%) Windows
2 41 (31.30%) Agile Software Development
3 39 (29.77%) Unix
4 34 (25.95%) Java
5 33 (25.19%) PHP
6 31 (23.66%) Apache
6 31 (23.66%) Python
7 30 (22.90%) JavaScript
7 30 (22.90%) DevOps
8 29 (22.14%) JBoss
9 28 (21.37%) Amazon AWS
10 26 (19.85%) VMware
11 25 (19.08%) Red Hat
11 25 (19.08%) MySQL
11 25 (19.08%) Oracle
12 22 (16.79%) HTML
12 22 (16.79%) Android
13 21 (16.03%) Microsoft Azure
13 21 (16.03%) DNS
13 21 (16.03%) Scrum
14 20 (15.27%) Tomcat
14 20 (15.27%) HTML5
15 19 (14.50%) Bash Shell
15 19 (14.50%) Perl
16 18 (13.74%) SQL
16 18 (13.74%) SQL Server
17 17 (12.98%) Microsoft
17 17 (12.98%) Active Directory
17 17 (12.98%) VMware Infrastructure
17 17 (12.98%) Red Hat Enterprise Linux

Linux
Top Related IT Skills in Cardiff 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 31 (23.66%) Apache
2 29 (22.14%) JBoss
3 20 (15.27%) Tomcat
4 7 (5.34%) IIS
5 6 (4.58%) Elasticsearch
6 5 (3.82%) Exchange Server 2013
6 5 (3.82%) MS Exchange
7 4 (3.05%) OpenStack
8 3 (2.29%) NetWeaver
8 3 (2.29%) WebSphere
9 2 (1.53%) Apache Spark
9 2 (1.53%) Confluence
9 2 (1.53%) Exchange Server 2010
9 2 (1.53%) SharePoint
10 1 (0.76%) nginx
10 1 (0.76%) Oracle HTTP Server
10 1 (0.76%) Skype for Business
Applications
1 7 (5.34%) MS Excel
Cloud Services
1 28 (21.37%) Amazon AWS
2 21 (16.03%) Microsoft Azure
3 8 (6.11%) Office 365
4 7 (5.34%) IaaS
4 7 (5.34%) PaaS
5 6 (4.58%) SaaS
6 3 (2.29%) Amazon EC2
7 2 (1.53%) Azure Active Directory
7 2 (1.53%) GitHub
8 1 (0.76%) Amazon CloudWatch
8 1 (0.76%) AWS CloudFormation
8 1 (0.76%) Bluemix
8 1 (0.76%) Cloud Computing
8 1 (0.76%) IBM Cloud
Communications & Networking
1 21 (16.03%) DNS
2 15 (11.45%) Firewall
2 15 (11.45%) HTTP
3 12 (9.16%) TCP/IP
4 8 (6.11%) LAN
4 8 (6.11%) WAN
5 7 (5.34%) MPLS
5 7 (5.34%) VoIP
6 6 (4.58%) DHCP
7 5 (3.82%) Wireshark
8 4 (3.05%) Ethernet
8 4 (3.05%) PBX
8 4 (3.05%) RTP
8 4 (3.05%) Wi-Fi
9 3 (2.29%) iSCSI
9 3 (2.29%) VLAN
9 3 (2.29%) VPN
10 2 (1.53%) NAS
10 2 (1.53%) SAN
10 2 (1.53%) SSL
Database & Business Intelligence
1 25 (19.08%) MySQL
2 18 (13.74%) SQL Server
3 11 (8.40%) NoSQL
4 7 (5.34%) Big Data
5 5 (3.82%) PostgreSQL
6 4 (3.05%) MongoDB
7 3 (2.29%) Amazon RDS
7 3 (2.29%) BusinessObjects
7 3 (2.29%) MariaDB
7 3 (2.29%) SAP HANA
8 2 (1.53%) Amazon DynamoDB
8 2 (1.53%) Hadoop
8 2 (1.53%) HPCC
8 2 (1.53%) Oracle Database
8 2 (1.53%) SQL Server 2008
9 1 (0.76%) GIS
Development Applications
1 17 (12.98%) Jenkins
2 13 (9.92%) Maven
3 8 (6.11%) Git (software)
4 6 (4.58%) Ant
4 6 (4.58%) Eclipse
4 6 (4.58%) Sonatype Nexus
5 4 (3.05%) JIRA
6 3 (2.29%) Bitbucket
6 3 (2.29%) Selenium
7 2 (1.53%) Firebug
7 2 (1.53%) JMeter
7 2 (1.53%) SoapUI
7 2 (1.53%) Subversion
8 1 (0.76%) ClearCase
8 1 (0.76%) Gradle
8 1 (0.76%) IntelliJ
8 1 (0.76%) Jasmine
8 1 (0.76%) JUnit
8 1 (0.76%) Team Foundation Server
8 1 (0.76%) TeamCity
General
1 13 (9.92%) Games
2 12 (9.16%) Finance
3 10 (7.63%) Telecoms
4 6 (4.58%) Retail
5 5 (3.82%) Advertising
6 4 (3.05%) Marketing
7 2 (1.53%) Law
Job Titles
1 28 (21.37%) Developer
2 22 (16.79%) DevOps Engineer
3 15 (11.45%) Systems Engineer
4 12 (9.16%) Java Developer
4 12 (9.16%) Linux Engineer
5 11 (8.40%) Support Engineer
6 9 (6.87%) Infrastructure Engineer
7 8 (6.11%) PHP Developer
7 8 (6.11%) Senior Developer
7 8 (6.11%) Software Engineer
8 7 (5.34%) Linux Support
9 6 (4.58%) Senior Systems Engineer
9 6 (4.58%) Team Leader
10 5 (3.82%) Administrator
10 5 (3.82%) Analyst
10 5 (3.82%) Linux Support Engineer
10 5 (3.82%) Network Engineer
11 4 (3.05%) Consultant
11 4 (3.05%) Operations Engineer
11 4 (3.05%) Security Analyst
Libraries, Frameworks & Software Standards
1 22 (16.79%) HTML
2 20 (15.27%) HTML5
3 16 (12.21%) LAMP
4 14 (10.69%) CSS
5 13 (9.92%) J2EE
6 11 (8.40%) REST
7 10 (7.63%) CSS3
8 9 (6.87%) jQuery
8 9 (6.87%) RESTful
8 9 (6.87%) Spring
8 9 (6.87%) Web Services
9 8 (6.11%) Laravel
10 7 (5.34%) Hibernate
11 6 (4.58%) .NET
11 6 (4.58%) AngularJS
12 5 (3.82%) JSON
12 5 (3.82%) Middleware
13 3 (2.29%) Apache Flex
13 3 (2.29%) iOS SDK
13 3 (2.29%) Node.js
Miscellaneous
1 9 (6.87%) Hybrid Cloud
2 7 (5.34%) Computer Science
3 6 (4.58%) Analytical Skills
4 4 (3.05%) Fintech
5 3 (2.29%) Security Operations Centre
6 2 (1.53%) CMDB
6 2 (1.53%) CUDA
6 2 (1.53%) Management Information System
6 2 (1.53%) Public Cloud
7 1 (0.76%) Algorithms
7 1 (0.76%) BBC
7 1 (0.76%) CCTV
7 1 (0.76%) Data Centre
7 1 (0.76%) Mobile App
7 1 (0.76%) User Experience
Operating Systems
1 46 (35.11%) Windows
2 39 (29.77%) Unix
3 22 (16.79%) Android
4 17 (12.98%) Red Hat Enterprise Linux
5 16 (12.21%) Apple iOS
6 12 (9.16%) CentOS
7 11 (8.40%) Windows Server 2008
8 10 (7.63%) Windows Server 2012
9 9 (6.87%) Windows Server
10 5 (3.82%) Debian
10 5 (3.82%) Ubuntu
11 4 (3.05%) Mac OS X
12 2 (1.53%) Windows 8
12 2 (1.53%) Windows Server 2003
13 1 (0.76%) AIX
13 1 (0.76%) Gentoo
Processes & Methodologies
1 41 (31.30%) Agile Software Development
2 30 (22.90%) DevOps
3 21 (16.03%) Scrum
4 16 (12.21%) OO
5 15 (11.45%) Configuration Management
5 15 (11.45%) Continuous Integration
6 13 (9.92%) ITIL
6 13 (9.92%) Software Engineering
7 10 (7.63%) High Availability
7 10 (7.63%) Multithreading
8 9 (6.87%) OOP
8 9 (6.87%) Service Delivery
8 9 (6.87%) TDD
9 8 (6.11%) Open Source
10 7 (5.34%) SDLC
11 5 (3.82%) MVC
11 5 (3.82%) Network Monitoring
11 5 (3.82%) Risk Management
11 5 (3.82%) Web Development
12 4 (3.05%) Project Management
Programming Languages
1 34 (25.95%) Java
2 33 (25.19%) PHP
3 31 (23.66%) Python
4 30 (22.90%) JavaScript
5 19 (14.50%) Bash Shell
5 19 (14.50%) Perl
6 18 (13.74%) SQL
7 13 (9.92%) Objective-C
8 7 (5.34%) C
8 7 (5.34%) Shell Script
9 6 (4.58%) C#
9 6 (4.58%) C++
9 6 (4.58%) Scala
10 5 (3.82%) Ruby
11 4 (3.05%) PowerShell
12 3 (2.29%) ABAP
13 1 (0.76%) Embedded C
13 1 (0.76%) R
Qualifications
1 17 (12.98%) Degree
2 8 (6.11%) MCSE
2 8 (6.11%) Microsoft Certification
3 6 (4.58%) VMware Certified Professional (VCP)
4 3 (2.29%) MCSA
4 3 (2.29%) RHCE
5 1 (0.76%) AWS Certification
5 1 (0.76%) CCNA
5 1 (0.76%) CISA
5 1 (0.76%) Cisco Certification
5 1 (0.76%) CISM
5 1 (0.76%) CISSP
Quality Assurance & Compliance
1 8 (6.11%) SLA
2 1 (0.76%) ISO/IEC 27001
2 1 (0.76%) PCI DSS
System Software
1 17 (12.98%) Active Directory
1 17 (12.98%) VMware Infrastructure
2 9 (6.87%) vSphere
3 8 (6.11%) Hyper-V
4 4 (3.05%) Docker
5 3 (2.29%) Firmware
6 2 (1.53%) vCloud
6 2 (1.53%) VMware ESXi
6 2 (1.53%) XenApp
6 2 (1.53%) XenDesktop
Systems Management
1 11 (8.40%) Puppet
2 10 (7.63%) Opscode Chef
3 8 (6.11%) Ansible
4 4 (3.05%) NetBackup
5 3 (2.29%) ServiceCenter
6 2 (1.53%) Nagios
6 2 (1.53%) Rundeck
6 2 (1.53%) WhatsUp Gold
7 1 (0.76%) SCCM
7 1 (0.76%) WSUS
7 1 (0.76%) yum
Vendors
1 26 (19.85%) VMware
2 25 (19.08%) Oracle
2 25 (19.08%) Red Hat
3 17 (12.98%) Microsoft
4 11 (8.40%) Cisco
5 6 (4.58%) F5
6 5 (3.82%) IBM
7 4 (3.05%) Acme Packet
7 4 (3.05%) AppDynamics
7 4 (3.05%) Brocade
7 4 (3.05%) Dell
7 4 (3.05%) EqualLogic
7 4 (3.05%) SonicWALL
8 3 (2.29%) Atlassian
8 3 (2.29%) Blue Coat
8 3 (2.29%) EMC
8 3 (2.29%) hybris
8 3 (2.29%) Intel
8 3 (2.29%) SolarWinds
8 3 (2.29%) Zend
Cardiff, South Glamorgan
IntaPeople
Salary: £60000 - £65000 per annum
Posted: 23 hours ago
Cardiff, South Glamorgan
CPS Group UK
Salary: £35000 per annum
Posted: Yesterday
Cardiff, South Glamorgan
CPS Group UK
Salary: £0.00 - £45000.00 per annum
Posted: 2 days ago
Cardiff, South Glamorgan
Lexis Nexis Risk Solutions
Salary: From £40,000 to £50,000 per annum plus generous package
Posted: 17 days ago