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

Linux
South Wales > Cardiff
6 months to
16 Jul 2018
Same period 2017 Same period 2016
Rank 18 18 13
Rank change year-on-year 0 -5 +8
Permanent jobs citing Linux 86 107 160
As % of all permanent IT jobs advertised in Cardiff 8.73% 10.28% 11.64%
As % of the Operating Systems category 45.99% 48.42% 46.51%
Number of salaries quoted 71 96 142
Cardiff median annual salary £40,000 £39,500 £40,000
Median salary % change year-on-year +1.27% -1.25% +14.29%
10th Percentile £27,250 £23,625 £25,050
90th Percentile £57,500 £62,500 £57,125
South Wales median annual salary £42,500 £37,500 £38,500
% change year-on-year +13.33% -2.60% +4.05%

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 187 221 344
As % of all permanent IT jobs advertised in Cardiff 18.98% 21.23% 25.02%
Number of salaries quoted 169 199 295
Cardiff median annual salary £34,500 £35,000 £37,000
Median salary % change year-on-year -1.43% -5.41% +5.71%
10th Percentile £20,500 £22,500 £22,500
90th Percentile £52,500 £60,000 £52,500
South Wales median annual salary £38,750 £35,000 £35,000
% change year-on-year +10.71% - -2.78%

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 July 2018.

Salary histogram for Linux in Cardiff

For the 6 months to 16 July 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 28 (32.56%) Java
2 27 (31.40%) Unix
3 25 (29.07%) Python
3 25 (29.07%) Ansible
3 25 (29.07%) DevOps
4 22 (25.58%) Red Hat
4 22 (25.58%) Git (software)
4 22 (25.58%) Amazon AWS
5 21 (24.42%) Agile Software Development
5 21 (24.42%) Jenkins
6 20 (23.26%) MySQL
7 17 (19.77%) Docker
8 16 (18.60%) JavaScript
8 16 (18.60%) Firewall
8 16 (18.60%) Scrum
9 15 (17.44%) PHP
9 15 (17.44%) Windows
10 14 (16.28%) Oracle
10 14 (16.28%) Problem-Solving
11 13 (15.12%) Tomcat
11 13 (15.12%) VMware
11 13 (15.12%) Continuous Integration
12 12 (13.95%) CentOS
12 12 (13.95%) Spring
12 12 (13.95%) DNS
12 12 (13.95%) SQL
13 11 (12.79%) Maven
13 11 (12.79%) Bash Shell
13 11 (12.79%) MongoDB
14 10 (11.63%) REST

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 13 (15.12%) Tomcat
2 8 (9.30%) Apache
2 8 (9.30%) Elasticsearch
3 7 (8.14%) JBoss
4 6 (6.98%) WebLogic
5 5 (5.81%) MS Exchange
6 4 (4.65%) WebSphere
7 3 (3.49%) Confluence
7 3 (3.49%) OpenStack
8 1 (1.16%) CICS
8 1 (1.16%) Jetty
8 1 (1.16%) nginx
8 1 (1.16%) WordPress
Applications
1 2 (2.33%) EngageOne
1 2 (2.33%) Microsoft Office
2 1 (1.16%) Microsoft Excel
2 1 (1.16%) Microsoft PowerPoint
Business Applications
1 5 (5.81%) Staffware
2 1 (1.16%) Magento
2 1 (1.16%) Oracle EBS
2 1 (1.16%) Shopify
Cloud Services
1 22 (25.58%) Amazon AWS
2 6 (6.98%) Microsoft Azure
3 5 (5.81%) Amazon EC2
4 4 (4.65%) Amazon S3
4 4 (4.65%) Google Cloud Platform
4 4 (4.65%) Route 53
5 3 (3.49%) Amazon ElastiCache
5 3 (3.49%) Amazon ELB
5 3 (3.49%) Cloud Computing
5 3 (3.49%) Virtual Private Cloud
6 1 (1.16%) Amazon SQS
6 1 (1.16%) G Suite
6 1 (1.16%) Office 365
6 1 (1.16%) Stackdriver
Communications & Networking
1 16 (18.60%) Firewall
2 12 (13.95%) DNS
3 9 (10.47%) TCP/IP
4 6 (6.98%) HTTP
5 5 (5.81%) SAN
6 4 (4.65%) VPN
6 4 (4.65%) Wireshark
7 3 (3.49%) Internet
7 3 (3.49%) VLAN
8 2 (2.33%) LAN
8 2 (2.33%) RTP
8 2 (2.33%) SMS
8 2 (2.33%) VoIP
8 2 (2.33%) WAN
8 2 (2.33%) Wi-Fi
9 1 (1.16%) Bluetooth
9 1 (1.16%) Broadband
9 1 (1.16%) DHCP
9 1 (1.16%) Ethernet
9 1 (1.16%) SNMP
Database & Business Intelligence
1 20 (23.26%) MySQL
2 11 (12.79%) MongoDB
3 6 (6.98%) PostgreSQL
4 5 (5.81%) Apache Cassandra
4 5 (5.81%) NoSQL
5 4 (4.65%) GIS
6 3 (3.49%) Big Data
6 3 (3.49%) Oracle Database
6 3 (3.49%) Relational Database
6 3 (3.49%) SQL Server
7 2 (2.33%) Amazon RDS
7 2 (2.33%) BusinessObjects
7 2 (2.33%) HPCC
7 2 (2.33%) Redis
8 1 (1.16%) HBase
8 1 (1.16%) MariaDB
8 1 (1.16%) RDBMS
Development Applications
1 22 (25.58%) Git (software)
2 21 (24.42%) Jenkins
3 11 (12.79%) Maven
4 6 (6.98%) JUnit
5 5 (5.81%) Gatling
5 5 (5.81%) JMeter
5 5 (5.81%) Rational DOORS
5 5 (5.81%) Rational Quality Manager
5 5 (5.81%) Rational Team Concert
6 4 (4.65%) Ant
6 4 (4.65%) Atlassian Bamboo
6 4 (4.65%) Cucumber
6 4 (4.65%) JIRA
7 3 (3.49%) Vagrant
8 2 (2.33%) TeamCity
9 1 (1.16%) Octopus Deploy
9 1 (1.16%) Selenium
9 1 (1.16%) Subversion
9 1 (1.16%) Visual Studio
9 1 (1.16%) webpack
General
1 10 (11.63%) Finance
2 2 (2.33%) Advertising
3 1 (1.16%) Back Office
3 1 (1.16%) Electronics
3 1 (1.16%) Games
3 1 (1.16%) Manufacturing
3 1 (1.16%) Marketing
3 1 (1.16%) Pharmaceutical
3 1 (1.16%) Telecoms
Job Titles
1 23 (26.74%) Developer
2 17 (19.77%) DevOps Engineer
3 13 (15.12%) Linux Engineer
4 10 (11.63%) Java Developer
5 9 (10.47%) Infrastructure Engineer
6 7 (8.14%) Senior Developer
7 6 (6.98%) PHP Developer
7 6 (6.98%) Test Engineer
8 5 (5.81%) Lead Developer
9 4 (4.65%) Administrator
9 4 (4.65%) Front End Developer (Client-Side Developer)
9 4 (4.65%) Integration Engineer
9 4 (4.65%) Java Engineer
9 4 (4.65%) Linux Infrastructure Engineer
9 4 (4.65%) Senior Front-End Developer
9 4 (4.65%) Test and Integration Engineer
10 3 (3.49%) Linux DevOps Engineer
10 3 (3.49%) Linux/Unix DevOps
10 3 (3.49%) SOC Analyst
10 3 (3.49%) WebOps Engineer
Libraries, Frameworks & Software Standards
1 12 (13.95%) Spring
2 10 (11.63%) HTML
2 10 (11.63%) REST
3 9 (10.47%) CSS
4 8 (9.30%) Node.js
4 8 (9.30%) Web Services
5 6 (6.98%) Hibernate
5 6 (6.98%) jQuery
5 6 (6.98%) Middleware
5 6 (6.98%) RESTful
6 5 (5.81%) JSON
6 5 (5.81%) LAMP
6 5 (5.81%) SOAP
7 4 (4.65%) Ajax
7 4 (4.65%) AngularJS
7 4 (4.65%) XML
8 3 (3.49%) Java EE
8 3 (3.49%) Kafka
8 3 (3.49%) Laravel
9 2 (2.33%) J2EE
Miscellaneous
1 7 (8.14%) Analytical Skills
2 6 (6.98%) Greenfield Project
2 6 (6.98%) User Experience
3 4 (4.65%) Linux Command Line
4 3 (3.49%) Cloud Native
4 3 (3.49%) Computer Science
4 3 (3.49%) Fintech
5 2 (2.33%) Client/Server
5 2 (2.33%) CMDB
6 1 (1.16%) Algorithms
6 1 (1.16%) CAN bus
6 1 (1.16%) Driving Licence
6 1 (1.16%) Security Operations Centre
6 1 (1.16%) Social Media
6 1 (1.16%) Virtual Team
6 1 (1.16%) Wiki
Operating Systems
1 27 (31.40%) Unix
2 15 (17.44%) Windows
3 12 (13.95%) CentOS
4 10 (11.63%) Red Hat Enterprise Linux
5 9 (10.47%) Solaris
6 5 (5.81%) Windows Server
7 4 (4.65%) Android
7 4 (4.65%) Apple iOS
7 4 (4.65%) Ubuntu
8 3 (3.49%) Windows Server 2008
8 3 (3.49%) Windows Server 2012
9 2 (2.33%) Embedded Linux
9 2 (2.33%) SUSE
10 1 (1.16%) Mac OS X
Processes & Methodologies
1 25 (29.07%) DevOps
2 21 (24.42%) Agile Software Development
3 16 (18.60%) Scrum
4 14 (16.28%) Problem-Solving
5 13 (15.12%) Continuous Integration
6 10 (11.63%) Test Automation
7 8 (9.30%) Root Cause Analysis
8 7 (8.14%) Microservices
8 7 (8.14%) SIEM
9 5 (5.81%) Mentoring
9 5 (5.81%) Proactive Monitoring
9 5 (5.81%) Software Engineering
10 4 (4.65%) Android Development
10 4 (4.65%) BDD
10 4 (4.65%) Change Management
10 4 (4.65%) Configuration Management
10 4 (4.65%) iOS Development
10 4 (4.65%) MVC
10 4 (4.65%) OWASP
10 4 (4.65%) TDD
Programming Languages
1 28 (32.56%) Java
2 25 (29.07%) Python
3 16 (18.60%) JavaScript
4 15 (17.44%) PHP
5 12 (13.95%) SQL
6 11 (12.79%) Bash Shell
7 7 (8.14%) Shell Script
8 6 (6.98%) C#
9 5 (5.81%) PowerShell
10 4 (4.65%) Java 8
10 4 (4.65%) Perl
10 4 (4.65%) Ruby
11 3 (3.49%) Groovy
12 2 (2.33%) C
12 2 (2.33%) Embedded C
12 2 (2.33%) PL/SQL
13 1 (1.16%) C++
13 1 (1.16%) C-shell
13 1 (1.16%) Embedded C++
13 1 (1.16%) Scala
Qualifications
1 8 (9.30%) Security Cleared
2 6 (6.98%) Cisco Certification
3 5 (5.81%) SC Cleared
4 4 (4.65%) CCNA
4 4 (4.65%) Degree
5 3 (3.49%) CCNP
5 3 (3.49%) CEH
5 3 (3.49%) CISA
5 3 (3.49%) OSCP
6 2 (2.33%) AWS Certification
6 2 (2.33%) CCIE
6 2 (2.33%) CISM
6 2 (2.33%) CISSP
6 2 (2.33%) Computer Science Degree
6 2 (2.33%) CREST Certified
7 1 (1.16%) HND
7 1 (1.16%) ITIL Certification
7 1 (1.16%) MCSA
7 1 (1.16%) Microsoft Certification
7 1 (1.16%) Oracle Certification
Quality Assurance & Compliance
1 2 (2.33%) PCI DSS
1 2 (2.33%) SLA
2 1 (1.16%) GDPR
2 1 (1.16%) QA
System Software
1 17 (19.77%) Docker
2 8 (9.30%) VMware Infrastructure
3 4 (4.65%) Active Directory
4 3 (3.49%) vSphere
5 2 (2.33%) KVM
5 2 (2.33%) Xen
6 1 (1.16%) iptables
6 1 (1.16%) Postfix
Systems Management
1 25 (29.07%) Ansible
2 10 (11.63%) Terraform
3 8 (9.30%) Puppet
4 7 (8.14%) Opscode Chef
5 6 (6.98%) Kubernetes
6 5 (5.81%) Rundeck
7 4 (4.65%) Salt
8 3 (3.49%) Backup Exec
8 3 (3.49%) Grafana
8 3 (3.49%) Kibana
8 3 (3.49%) Marathon
8 3 (3.49%) Mesos
8 3 (3.49%) Prometheus
8 3 (3.49%) QRadar
9 2 (2.33%) Nessus
9 2 (2.33%) Nmap
10 1 (1.16%) Data Guard
10 1 (1.16%) Nagios
10 1 (1.16%) Pingdom
10 1 (1.16%) ZABBIX
Vendors
1 22 (25.58%) Red Hat
2 14 (16.28%) Oracle
3 13 (15.12%) VMware
4 8 (9.30%) Google
4 8 (9.30%) Microsoft
5 7 (8.14%) Cisco
6 5 (5.81%) IBM
7 4 (4.65%) Atlassian
7 4 (4.65%) EMC
7 4 (4.65%) ESRI
7 4 (4.65%) Splunk
8 3 (3.49%) AlienVault
8 3 (3.49%) CheckPoint
8 3 (3.49%) Juniper
8 3 (3.49%) LogRhythm
8 3 (3.49%) NetApp
8 3 (3.49%) Palo Alto
8 3 (3.49%) Sophos
8 3 (3.49%) Symantec
8 3 (3.49%) Veeam