Period
to 15 February 2019

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 6 months to 15 February 2019 with a comparison to the same period in the previous 2 years.

Linux
South Wales > Cardiff
6 months to
15 Feb 2019
Same period 2018 Same period 2017
Rank 16 17 19
Rank change year-on-year +1 +2 0
Permanent jobs citing Linux 104 73 128
As % of all permanent IT jobs advertised in Cardiff 10.39% 9.01% 10.86%
As % of the Operating Systems category 46.43% 47.10% 45.55%
Number of salaries quoted 89 57 118
Cardiff median annual salary £44,000 £40,000 £38,000
Median salary % change year-on-year +10.00% +5.26% -5.00%
10th Percentile £26,000 £29,650 £26,850
90th Percentile £58,000 £55,000 £55,000
South Wales median annual salary £40,000 £40,000 £40,000

Linux 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 Cardiff with a requirement for operating system skills.

All Operating Systems
Cardiff
Permanent vacancies with a requirement for operating system skills 224 155 281
As % of all permanent IT jobs advertised in Cardiff 22.38% 19.14% 23.83%
Number of salaries quoted 198 135 254
Cardiff median annual salary £37,500 £34,750 £35,000
Median salary % change year-on-year +7.91% -0.71% -
10th Percentile £23,675 £20,500 £22,500
90th Percentile £56,250 £53,750 £52,500
South Wales median annual salary £37,500 £35,000 £36,500
% change year-on-year +7.14% -4.11% +4.29%

Linux
Job Vacancy Trend in Cardiff

Job postings citing Linux as a percentage of all IT jobs advertised in Cardiff.

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 6 months to 15 February 2019.

Salary histogram for Linux in Cardiff

For the 6 months to 15 February 2019, IT jobs citing Linux also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the Cardiff region with a requirement for Linux.

1 46 (44.23%) Red Hat
2 38 (36.54%) DevOps
3 32 (30.77%) Amazon AWS
4 28 (26.92%) CentOS
5 26 (25.00%) Unix
6 24 (23.08%) Red Hat Enterprise Linux
7 23 (22.12%) VMware
8 22 (21.15%) Ansible
9 21 (20.19%) SQL
9 21 (20.19%) Microsoft Azure
10 20 (19.23%) Java
10 20 (19.23%) PHP
10 20 (19.23%) Windows
10 20 (19.23%) Infrastructure Engineering
11 19 (18.27%) Agile Software Development
12 17 (16.35%) Python
13 16 (15.38%) CSS
14 15 (14.42%) HTML
14 15 (14.42%) MySQL
14 15 (14.42%) TCP/IP
14 15 (14.42%) Git (software)
15 14 (13.46%) Bash Shell
15 14 (13.46%) Windows Server
16 13 (12.50%) Root Cause Analysis
16 13 (12.50%) VMware Infrastructure
16 13 (12.50%) VoIP
17 12 (11.54%) Firewall
17 12 (11.54%) LAMP
17 12 (11.54%) Apache
17 12 (11.54%) Microsoft

Linux
Co-occurring 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 12 (11.54%) Apache
2 9 (8.65%) Elasticsearch
3 8 (7.69%) Tomcat
4 7 (6.73%) JBoss
5 6 (5.77%) nginx
6 5 (4.81%) Exchange Server 2010
6 5 (4.81%) MS Exchange
6 5 (4.81%) WebLogic
7 4 (3.85%) Apache Solr
7 4 (3.85%) CMS
7 4 (3.85%) Drupal
7 4 (3.85%) IIS
7 4 (3.85%) Skype for Business
8 2 (1.92%) CICS
9 1 (0.96%) Cloud Foundry
9 1 (0.96%) Confluence
9 1 (0.96%) Exchange Server 2013
9 1 (0.96%) OpenStack
9 1 (0.96%) SharePoint
9 1 (0.96%) WordPress
Applications
1 9 (8.65%) Microsoft Office
2 2 (1.92%) EngageOne
3 1 (0.96%) InVision
Business Applications
1 2 (1.92%) Staffware
2 1 (0.96%) Magento
2 1 (0.96%) Shopify
Cloud Services
1 32 (30.77%) Amazon AWS
2 21 (20.19%) Microsoft Azure
3 8 (7.69%) Cloud Computing
4 5 (4.81%) Google Cloud Platform
4 5 (4.81%) Office 365
5 4 (3.85%) Amazon CloudWatch
5 4 (3.85%) Stackdriver
6 2 (1.92%) SaaS
7 1 (0.96%) Amazon EC2
7 1 (0.96%) Amazon SQS
7 1 (0.96%) AWS Lambda
7 1 (0.96%) Serverless
Communications & Networking
1 15 (14.42%) TCP/IP
2 13 (12.50%) VoIP
3 12 (11.54%) Firewall
3 12 (11.54%) Wireshark
4 11 (10.58%) DNS
5 8 (7.69%) RTP
6 7 (6.73%) DHCP
7 6 (5.77%) VLAN
8 5 (4.81%) FTP
8 5 (4.81%) HTTP
8 5 (4.81%) NetScaler
8 5 (4.81%) PBX
9 4 (3.85%) Ethernet
9 4 (3.85%) SAN
9 4 (3.85%) SSH
9 4 (3.85%) VPN
10 3 (2.88%) Cisco Nexus
10 3 (2.88%) IPsec
10 3 (2.88%) MPLS
10 3 (2.88%) Network Security
Database & Business Intelligence
1 15 (14.42%) MySQL
2 10 (9.62%) Data Warehouse
2 10 (9.62%) MongoDB
3 8 (7.69%) Relational Database
3 8 (7.69%) SQL Server
4 5 (4.81%) NoSQL
5 4 (3.85%) Big Data
5 4 (3.85%) Redis
6 3 (2.88%) MariaDB
6 3 (2.88%) SQL Server 2008
7 2 (1.92%) BusinessObjects
7 2 (1.92%) Oracle Database
8 1 (0.96%) Hadoop
8 1 (0.96%) HBase
8 1 (0.96%) Oracle Database 10g
8 1 (0.96%) Oracle Reports
8 1 (0.96%) Pentaho
8 1 (0.96%) PostgreSQL
8 1 (0.96%) RDBMS
Development Applications
1 15 (14.42%) Git (software)
2 12 (11.54%) Jenkins
3 11 (10.58%) Maven
4 8 (7.69%) Sonatype Nexus
5 4 (3.85%) CF BOSH
6 2 (1.92%) Ant
6 2 (1.92%) JIRA
6 2 (1.92%) JMeter
6 2 (1.92%) JUnit
6 2 (1.92%) Selenium
6 2 (1.92%) Subversion
6 2 (1.92%) Xdebug
7 1 (0.96%) Cucumber
7 1 (0.96%) Jasmine
7 1 (0.96%) Oracle Forms
7 1 (0.96%) TeamCity
7 1 (0.96%) Vagrant
7 1 (0.96%) webpack
General
1 8 (7.69%) Finance
2 3 (2.88%) Telecoms
3 2 (1.92%) Billing
3 2 (1.92%) Electronics
3 2 (1.92%) Games
4 1 (0.96%) Law
4 1 (0.96%) Manufacturing
4 1 (0.96%) Marketing
4 1 (0.96%) Military
4 1 (0.96%) Pharmaceutical
Job Titles
1 21 (20.19%) Developer
2 18 (17.31%) Cloud Engineer
2 18 (17.31%) Infrastructure Engineer
3 16 (15.38%) Administrator
3 16 (15.38%) DevOps Engineer
3 16 (15.38%) Systems Administrator
4 13 (12.50%) Support Engineer
5 9 (8.65%) Linux Engineer
6 8 (7.69%) DevOps Administrator
6 8 (7.69%) Senior Infrastructure Engineer
7 7 (6.73%) Cloud Infrastructure Engineer
7 7 (6.73%) IT Engineer
7 7 (6.73%) Linux Infrastructure Engineer
7 7 (6.73%) Senior Cloud Engineer
8 6 (5.77%) Unix Engineer
9 5 (4.81%) IT Support
9 5 (4.81%) IT Support Engineer
9 5 (4.81%) PHP Developer
9 5 (4.81%) Systems Engineer
9 5 (4.81%) Web Developer
Libraries, Frameworks & Software Standards
1 16 (15.38%) CSS
2 15 (14.42%) HTML
3 12 (11.54%) LAMP
4 10 (9.62%) Web Services
5 8 (7.69%) REST
6 6 (5.77%) jQuery
6 6 (5.77%) Laravel
6 6 (5.77%) SOAP
7 5 (4.81%) HTML5
7 5 (4.81%) Java EE
7 5 (4.81%) Spring
8 4 (3.85%) Hibernate
9 3 (2.88%) AngularJS
9 3 (2.88%) Sass
10 2 (1.92%) .NET
10 2 (1.92%) J2EE
10 2 (1.92%) RESTful
10 2 (1.92%) XML
11 1 (0.96%) Spring Security
11 1 (0.96%) Struts2
Miscellaneous
1 5 (4.81%) Self-Motivation
1 5 (4.81%) User Experience
2 4 (3.85%) Analytical Skills
2 4 (3.85%) Cloud Native
2 4 (3.85%) Clustering
2 4 (3.85%) Wiki
3 3 (2.88%) Replication
4 2 (1.92%) CMDB
4 2 (1.92%) Data Centre
4 2 (1.92%) Fintech
4 2 (1.92%) Linux Command Line
5 1 (0.96%) Animation
5 1 (0.96%) CAN bus
5 1 (0.96%) CCTV
5 1 (0.96%) CESG
5 1 (0.96%) Graphic Design
5 1 (0.96%) LPAR
5 1 (0.96%) PKI
5 1 (0.96%) Public Cloud
5 1 (0.96%) Social Media
Operating Systems
1 28 (26.92%) CentOS
2 26 (25.00%) Unix
3 24 (23.08%) Red Hat Enterprise Linux
4 20 (19.23%) Windows
5 14 (13.46%) Windows Server
6 11 (10.58%) Ubuntu
7 8 (7.69%) SUSE
8 7 (6.73%) Solaris
8 7 (6.73%) Windows Server 2008
8 7 (6.73%) Windows Server 2012
9 6 (5.77%) Debian
10 2 (1.92%) Oracle Linux
11 1 (0.96%) AIX
11 1 (0.96%) Android
11 1 (0.96%) Embedded Linux
11 1 (0.96%) Windows 10
11 1 (0.96%) Windows 7
11 1 (0.96%) Windows Server 2003
Processes & Methodologies
1 38 (36.54%) DevOps
2 20 (19.23%) Infrastructure Engineering
3 19 (18.27%) Agile Software Development
4 13 (12.50%) Root Cause Analysis
5 12 (11.54%) Problem-Solving
6 7 (6.73%) Continuous Improvement
7 6 (5.77%) Capacity Planning
7 6 (5.77%) Configuration Management
7 6 (5.77%) Deployment Automation
7 6 (5.77%) Mentoring
7 6 (5.77%) MVC
7 6 (5.77%) TDD
8 5 (4.81%) OOP
8 5 (4.81%) SOA
8 5 (4.81%) Web Development
9 4 (3.85%) Application Packaging
9 4 (3.85%) Creative Thinking
9 4 (3.85%) Risk Assessment
9 4 (3.85%) Scrum
9 4 (3.85%) Technical Architecture
Programming Languages
1 21 (20.19%) SQL
2 20 (19.23%) Java
2 20 (19.23%) PHP
3 17 (16.35%) Python
4 14 (13.46%) Bash Shell
5 12 (11.54%) JavaScript
6 9 (8.65%) Shell Script
7 6 (5.77%) Perl
8 5 (4.81%) C++
8 5 (4.81%) Ruby
9 4 (3.85%) Groovy
10 3 (2.88%) C#
10 3 (2.88%) PL/SQL
10 3 (2.88%) PowerShell
11 2 (1.92%) C
11 2 (1.92%) PHP 5
12 1 (0.96%) Embedded C
12 1 (0.96%) Scala
Qualifications
1 10 (9.62%) Degree
2 4 (3.85%) Security Cleared
3 3 (2.88%) SC Cleared
4 2 (1.92%) Computer Science Degree
5 1 (0.96%) DV Cleared
5 1 (0.96%) HND
5 1 (0.96%) MCSA
5 1 (0.96%) Microsoft Certification
5 1 (0.96%) OCA
5 1 (0.96%) Oracle Certification
5 1 (0.96%) RHCE
5 1 (0.96%) RHCSA
Quality Assurance & Compliance
1 11 (10.58%) SLA
System Software
1 13 (12.50%) VMware Infrastructure
2 11 (10.58%) Docker
3 4 (3.85%) Active Directory
3 4 (3.85%) XenApp
4 2 (1.92%) Varnish
4 2 (1.92%) VMware ESXi
4 2 (1.92%) vSphere
5 1 (0.96%) Apache Flume
5 1 (0.96%) Hyper-V
5 1 (0.96%) Oracle RAC
5 1 (0.96%) Postfix
5 1 (0.96%) qmail
5 1 (0.96%) Sendmail
5 1 (0.96%) Virtual Machines
Systems Management
1 22 (21.15%) Ansible
2 8 (7.69%) Puppet
3 5 (4.81%) Opscode Chef
4 4 (3.85%) Nagios
4 4 (3.85%) Terraform
5 3 (2.88%) Kubernetes
6 1 (0.96%) Data Guard
6 1 (0.96%) Packer
6 1 (0.96%) Rundeck
Vendors
1 46 (44.23%) Red Hat
2 23 (22.12%) VMware
3 12 (11.54%) Microsoft
4 10 (9.62%) Citrix
5 8 (7.69%) EMC
6 6 (5.77%) Cisco
7 5 (4.81%) Avaya
7 5 (4.81%) Google
7 5 (4.81%) NetApp
8 4 (3.85%) Apple
8 4 (3.85%) Dell
8 4 (3.85%) Dell Compellent
8 4 (3.85%) EqualLogic
8 4 (3.85%) Freshdesk
8 4 (3.85%) Nexenta
8 4 (3.85%) Oracle
8 4 (3.85%) Splunk
9 3 (2.88%) Nimble Storage
10 2 (1.92%) Rackspace
10 2 (1.92%) TIBCO