Period
to 16 November 2018

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 16 November 2018 with a comparison to the same period in the previous 2 years.

Linux
South Wales > Cardiff
6 months to
16 Nov 2018
Same period 2017 Same period 2016
Rank 14 17 17
Rank change year-on-year +3 0 +1
Permanent jobs citing Linux 131 81 165
As % of all permanent IT jobs advertised in Cardiff 11.31% 10.01% 11.77%
As % of the Operating Systems category 49.81% 52.26% 46.88%
Number of salaries quoted 111 74 142
Cardiff median annual salary £42,500 £38,000 £39,000
Median salary % change year-on-year +11.84% -2.56% +4.00%
10th Percentile £28,000 £26,975 £25,750
90th Percentile £65,000 £58,875 £53,750
South Wales median annual salary £42,500 £38,000 £40,000
% change year-on-year +11.84% -5.00% +11.11%

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 263 155 352
As % of all permanent IT jobs advertised in Cardiff 22.71% 19.16% 25.11%
Number of salaries quoted 228 144 312
Cardiff median annual salary £36,500 £36,250 £35,000
Median salary % change year-on-year +0.69% +3.57% -1.41%
10th Percentile £22,000 £23,575 £21,325
90th Percentile £56,625 £53,750 £52,250
South Wales median annual salary £38,500 £35,000 £36,000
% change year-on-year +10.00% -2.78% +2.86%

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 16 November 2018.

Salary histogram for Linux in Cardiff

For the 6 months to 16 November 2018, 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 47 (35.88%) Red Hat
2 45 (34.35%) DevOps
3 36 (27.48%) Amazon AWS
4 35 (26.72%) VMware
5 33 (25.19%) Windows
6 32 (24.43%) Unix
7 31 (23.66%) Ansible
8 30 (22.90%) Microsoft Azure
9 29 (22.14%) Python
10 28 (21.37%) SQL
11 27 (20.61%) Infrastructure Engineering
12 26 (19.85%) Java
12 26 (19.85%) CentOS
12 26 (19.85%) Red Hat Enterprise Linux
13 24 (18.32%) Windows Server
14 23 (17.56%) DNS
15 21 (16.03%) Jenkins
15 21 (16.03%) REST
16 19 (14.50%) VMware Infrastructure
16 19 (14.50%) Git (software)
17 18 (13.74%) Agile Software Development
17 18 (13.74%) Firewall
17 18 (13.74%) Microsoft
18 17 (12.98%) TCP/IP
18 17 (12.98%) PHP
18 17 (12.98%) MySQL
18 17 (12.98%) CSS
18 17 (12.98%) Root Cause Analysis
18 17 (12.98%) Problem-Solving
19 16 (12.21%) Docker

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 (9.16%) JBoss
2 11 (8.40%) Tomcat
3 10 (7.63%) Elasticsearch
4 7 (5.34%) Apache
4 7 (5.34%) IIS
4 7 (5.34%) MS Exchange
5 6 (4.58%) WebLogic
6 5 (3.82%) Exchange Server 2010
7 4 (3.05%) Apache Solr
7 4 (3.05%) CMS
7 4 (3.05%) Drupal
7 4 (3.05%) nginx
7 4 (3.05%) Skype for Business
8 3 (2.29%) OpenStack
8 3 (2.29%) WebSphere
9 2 (1.53%) CICS
9 2 (1.53%) WordPress
10 1 (0.76%) Confluence
10 1 (0.76%) Jetty
10 1 (0.76%) SharePoint
Applications
1 10 (7.63%) Microsoft Office
2 3 (2.29%) EngageOne
3 1 (0.76%) InVision
Business Applications
1 3 (2.29%) Staffware
2 2 (1.53%) Magento
2 2 (1.53%) Shopify
3 1 (0.76%) Oracle EBS
Cloud Services
1 36 (27.48%) Amazon AWS
2 30 (22.90%) Microsoft Azure
3 8 (6.11%) Cloud Computing
3 8 (6.11%) Google Cloud Platform
3 8 (6.11%) Stackdriver
4 6 (4.58%) Office 365
5 4 (3.05%) Amazon CloudWatch
6 3 (2.29%) PaaS
7 1 (0.76%) Amazon EC2
7 1 (0.76%) Amazon SQS
7 1 (0.76%) AWS Lambda
7 1 (0.76%) IaaS
7 1 (0.76%) SaaS
7 1 (0.76%) Serverless
Communications & Networking
1 23 (17.56%) DNS
2 18 (13.74%) Firewall
3 17 (12.98%) TCP/IP
4 14 (10.69%) HTTP
4 14 (10.69%) Wireshark
5 13 (9.92%) DHCP
6 11 (8.40%) VoIP
7 7 (5.34%) RTP
8 5 (3.82%) NetScaler
8 5 (3.82%) SMS
9 4 (3.05%) SAN
9 4 (3.05%) VLAN
10 3 (2.29%) Cisco Nexus
10 3 (2.29%) Internet
10 3 (2.29%) IPsec
10 3 (2.29%) Network Security
10 3 (2.29%) PBX
10 3 (2.29%) Skype
10 3 (2.29%) SSL
10 3 (2.29%) VPN
Database & Business Intelligence
1 17 (12.98%) MySQL
2 13 (9.92%) MongoDB
3 12 (9.16%) SQL Server
4 9 (6.87%) Data Warehouse
5 5 (3.82%) MariaDB
6 4 (3.05%) Apache Cassandra
6 4 (3.05%) GIS
7 3 (2.29%) BusinessObjects
7 3 (2.29%) NoSQL
7 3 (2.29%) Oracle Database
7 3 (2.29%) Redis
7 3 (2.29%) Relational Database
7 3 (2.29%) SQL Server 2008
8 2 (1.53%) Cosmos DB
8 2 (1.53%) PostgreSQL
8 2 (1.53%) SQL Server 2016
9 1 (0.76%) Big Data
9 1 (0.76%) Hadoop
9 1 (0.76%) HBase
9 1 (0.76%) Pentaho
Development Applications
1 21 (16.03%) Jenkins
2 19 (14.50%) Git (software)
3 14 (10.69%) Maven
4 10 (7.63%) Sonatype Nexus
5 8 (6.11%) CF BOSH
6 6 (4.58%) JMeter
7 5 (3.82%) Gatling
7 5 (3.82%) Rational DOORS
7 5 (3.82%) Rational Quality Manager
7 5 (3.82%) Rational Team Concert
8 3 (2.29%) Ant
8 3 (2.29%) Atlassian Bamboo
8 3 (2.29%) JIRA
9 2 (1.53%) Bitbucket
9 2 (1.53%) JUnit
9 2 (1.53%) Octopus Deploy
9 2 (1.53%) Subversion
9 2 (1.53%) Team Foundation Server
9 2 (1.53%) TeamCity
9 2 (1.53%) Visual Studio Coded UI
General
1 12 (9.16%) Finance
2 2 (1.53%) Billing
2 2 (1.53%) Games
2 2 (1.53%) Telecoms
3 1 (0.76%) Advertising
3 1 (0.76%) Electronics
3 1 (0.76%) Manufacturing
3 1 (0.76%) Pharmaceutical
Job Titles
1 26 (19.85%) Cloud Engineer
2 25 (19.08%) DevOps Engineer
3 23 (17.56%) Infrastructure Engineer
4 20 (15.27%) Developer
5 18 (13.74%) Administrator
6 17 (12.98%) Support Engineer
6 17 (12.98%) Systems Administrator
7 11 (8.40%) Linux Engineer
8 9 (6.87%) Senior Infrastructure Engineer
8 9 (6.87%) Systems Engineer
9 8 (6.11%) DevOps Administrator
10 7 (5.34%) Cloud Infrastructure Engineer
10 7 (5.34%) IT Engineer
10 7 (5.34%) Linux Infrastructure Engineer
10 7 (5.34%) Senior Cloud Engineer
10 7 (5.34%) Senior Developer
10 7 (5.34%) Systems Support
10 7 (5.34%) Systems Support Engineer
10 7 (5.34%) Unix Engineer
10 7 (5.34%) Unix Infrastructure Engineer
Libraries, Frameworks & Software Standards
1 21 (16.03%) REST
2 17 (12.98%) CSS
3 16 (12.21%) HTML
4 13 (9.92%) SOAP
4 13 (9.92%) Web Services
5 8 (6.11%) AngularJS
5 8 (6.11%) Java EE
6 7 (5.34%) Spring
6 7 (5.34%) XML
7 6 (4.58%) JSON
7 6 (4.58%) Middleware
7 6 (4.58%) Node.js
8 5 (3.82%) jQuery
8 5 (3.82%) Laravel
9 4 (3.05%) .NET
9 4 (3.05%) Ajax
9 4 (3.05%) Hibernate
9 4 (3.05%) LAMP
9 4 (3.05%) React
10 3 (2.29%) Swagger
Miscellaneous
1 11 (8.40%) User Experience
2 8 (6.11%) Cloud Native
3 5 (3.82%) Analytical Skills
3 5 (3.82%) Fintech
4 4 (3.05%) CMDB
4 4 (3.05%) Greenfield Project
5 3 (2.29%) Linux Command Line
5 3 (2.29%) Replication
5 3 (2.29%) Self-Motivation
6 2 (1.53%) CAN bus
6 2 (1.53%) Clustering
6 2 (1.53%) Data Centre
7 1 (0.76%) Animation
7 1 (0.76%) CESG
7 1 (0.76%) Computer Science
7 1 (0.76%) Driving Licence
7 1 (0.76%) Graphic Design
7 1 (0.76%) PKI
7 1 (0.76%) Virtual Team
7 1 (0.76%) Wiki
Operating Systems
1 33 (25.19%) Windows
2 32 (24.43%) Unix
3 26 (19.85%) CentOS
3 26 (19.85%) Red Hat Enterprise Linux
4 24 (18.32%) Windows Server
5 15 (11.45%) Ubuntu
6 12 (9.16%) Windows Server 2008
6 12 (9.16%) Windows Server 2012
7 10 (7.63%) Solaris
8 7 (5.34%) SUSE
9 6 (4.58%) Debian
10 5 (3.82%) Android
11 4 (3.05%) Apple iOS
12 3 (2.29%) Embedded Linux
13 1 (0.76%) Mac OS X
13 1 (0.76%) Oracle Linux
13 1 (0.76%) Windows Server 2003
Processes & Methodologies
1 45 (34.35%) DevOps
2 27 (20.61%) Infrastructure Engineering
3 18 (13.74%) Agile Software Development
4 17 (12.98%) Problem-Solving
4 17 (12.98%) Root Cause Analysis
5 15 (11.45%) Continuous Integration
6 10 (7.63%) Scrum
7 9 (6.87%) Configuration Management
7 9 (6.87%) Deployment Automation
8 8 (6.11%) Site Reliability Engineering
9 7 (5.34%) Continuous Improvement
9 7 (5.34%) Microservices
10 6 (4.58%) Capacity Planning
10 6 (4.58%) Change Management
10 6 (4.58%) TDD
10 6 (4.58%) Web Development
11 5 (3.82%) Load Balancing
11 5 (3.82%) Open Source
11 5 (3.82%) Software Engineering
11 5 (3.82%) Test Automation
Programming Languages
1 29 (22.14%) Python
2 28 (21.37%) SQL
3 26 (19.85%) Java
4 17 (12.98%) PHP
5 16 (12.21%) Bash Shell
6 15 (11.45%) PowerShell
7 14 (10.69%) Shell Script
8 11 (8.40%) C#
8 11 (8.40%) JavaScript
9 8 (6.11%) Groovy
10 5 (3.82%) Perl
11 3 (2.29%) C
11 3 (2.29%) PL/SQL
12 2 (1.53%) C++
12 2 (1.53%) Embedded C
13 1 (0.76%) Java 8
13 1 (0.76%) PHP 5
13 1 (0.76%) Ruby
13 1 (0.76%) Scala
Qualifications
1 12 (9.16%) Degree
2 8 (6.11%) Security Cleared
3 7 (5.34%) SC Cleared
4 2 (1.53%) HND
4 2 (1.53%) MCSA
4 2 (1.53%) Microsoft Certification
5 1 (0.76%) AWS Certification
5 1 (0.76%) ITIL Certification
5 1 (0.76%) Oracle Certification
Quality Assurance & Compliance
1 9 (6.87%) SLA
System Software
1 19 (14.50%) VMware Infrastructure
2 16 (12.21%) Docker
3 7 (5.34%) Active Directory
4 4 (3.05%) XenApp
5 3 (2.29%) vSphere
6 2 (1.53%) KVM
6 2 (1.53%) Oracle RAC
6 2 (1.53%) VMware ESXi
6 2 (1.53%) Xen
7 1 (0.76%) Apache Flume
7 1 (0.76%) Hyper-V
7 1 (0.76%) Varnish
Systems Management
1 31 (23.66%) Ansible
2 14 (10.69%) Puppet
3 12 (9.16%) Opscode Chef
4 8 (6.11%) Terraform
5 5 (3.82%) Kubernetes
5 5 (3.82%) Nagios
6 3 (2.29%) Salt
7 2 (1.53%) Data Guard
7 2 (1.53%) HAProxy
8 1 (0.76%) Graphite
8 1 (0.76%) Packer
8 1 (0.76%) Rundeck
8 1 (0.76%) Systems Management Server (SMS)
8 1 (0.76%) ZABBIX
Vendors
1 47 (35.88%) Red Hat
2 35 (26.72%) VMware
3 18 (13.74%) Microsoft
4 13 (9.92%) Google
5 11 (8.40%) Citrix
5 11 (8.40%) EMC
6 8 (6.11%) NetApp
6 8 (6.11%) Splunk
7 7 (5.34%) Cisco
8 6 (4.58%) Oracle
9 5 (3.82%) Apple
9 5 (3.82%) Avaya
9 5 (3.82%) IBM
10 4 (3.05%) Dell
10 4 (3.05%) Dell Compellent
10 4 (3.05%) EqualLogic
10 4 (3.05%) ESRI
10 4 (3.05%) Freshdesk
10 4 (3.05%) Nexenta
11 3 (2.29%) Nimble Storage