Period
to 22 November 2017

The following table provides summary statistics for contract job vacancies advertised in Cardiff with a requirement for Linux skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Linux over the 6 months to 22 November 2017 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Linux
South Wales > Cardiff
6 months to
22 Nov 2017
Same period 2016 Same period 2015
Rank 24 19 18
Rank change year-on-year -5 -1 +9
Contract jobs citing Linux 38 42 84
As % of all contract IT jobs advertised in Cardiff 6.20% 7.53% 9.67%
As % of the Operating Systems category 26.57% 33.60% 45.65%
Number of daily rates quoted 28 35 75
Cardiff median daily rate £375 £423 £375
Median daily rate % change year-on-year -11.24% +12.67% +15.38%
10th Percentile £175 £325 £263
90th Percentile £477 £550 £475
South Wales median daily rate £400 £425 £375
% change year-on-year -5.88% +13.33% +13.46%
Number of hourly rates quoted 0 0 0
Cardiff median hourly rate - - -
South Wales median hourly rate - - £30.00

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

All Operating Systems
Cardiff
Contract vacancies with a requirement for operating system skills 143 125 184
As % of all contract IT jobs advertised in Cardiff 23.33% 22.40% 21.17%
Number of daily rates quoted 91 80 157
Cardiff median daily rate £310 £375 £350
Median daily rate % change year-on-year -17.33% +7.14% +11.55%
10th Percentile £124 £144 £259
90th Percentile £450 £550 £475
South Wales median daily rate £322 £381 £350
% change year-on-year -15.54% +8.93% +7.69%
Number of hourly rates quoted 18 18 8
Cardiff median hourly rate £14.50 £12.00 £17.00
Median hourly rate % change year-on-year +20.83% -29.41% +41.67%
10th Percentile £12.10 £10.68 £12.33
90th Percentile £19.13 £16.49 £27.43
South Wales median hourly rate £14.50 £12.50 £14.00
% change year-on-year +16.00% -10.71% +14.29%

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
Contractor Daily Rate Trend in Cardiff

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Linux in Cardiff.

Contractor daily rate trend for Linux in Cardiff

Linux
Contractor Daily Rate Histogram in Cardiff

The daily rate distribution of IT jobs citing Linux in Cardiff over the 6 months to 22 November 2017.

Contractor daily rate histogram for Linux in Cardiff

Linux
Contractor Hourly Rate Trend in Cardiff

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Linux in Cardiff.

Contractor hourly rate trend for Linux in Cardiff

For the 6 months to 22 November 2017, IT contractor jobs citing Linux also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the Cardiff region with a requirement for Linux.

1 14 (36.84%) Java
1 14 (36.84%) Unix
2 13 (34.21%) Relational Database
3 12 (31.58%) Windows
4 11 (28.95%) Perl
4 11 (28.95%) Mac OS X
5 10 (26.32%) HTTP
5 10 (26.32%) Configuration Management
5 10 (26.32%) Oracle
5 10 (26.32%) Microservices
5 10 (26.32%) MongoDB
5 10 (26.32%) Kafka
5 10 (26.32%) Go
6 9 (23.68%) SQL
7 8 (21.05%) ITIL
7 8 (21.05%) Spring
7 8 (21.05%) Oracle Database
7 8 (21.05%) Spring Boot
8 7 (18.42%) Cucumber
8 7 (18.42%) Oracle Database 11g
8 7 (18.42%) Cisco
8 7 (18.42%) Microsoft
9 6 (15.79%) HTML
9 6 (15.79%) Firewall
9 6 (15.79%) Red Hat
9 6 (15.79%) VMware
10 5 (13.16%) Security Cleared
10 5 (13.16%) Red Hat Enterprise Linux
10 5 (13.16%) Tivoli
10 5 (13.16%) AIX

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 3 (7.89%) Elasticsearch
2 1 (2.63%) Apache Spark
2 1 (2.63%) Confluence
2 1 (2.63%) PowerExchange
2 1 (2.63%) SAS
2 1 (2.63%) WebLogic
Cloud Services
1 3 (7.89%) Microsoft Azure
2 2 (5.26%) Amazon AWS
3 1 (2.63%) AWS CloudFormation
Communications & Networking
1 10 (26.32%) HTTP
2 6 (15.79%) Firewall
3 4 (10.53%) Internet
4 3 (7.89%) TCP/IP
5 1 (2.63%) Cisco ASA
5 1 (2.63%) DHCP
5 1 (2.63%) SAN
5 1 (2.63%) SMS
5 1 (2.63%) VLAN
Database & Business Intelligence
1 13 (34.21%) Relational Database
2 10 (26.32%) MongoDB
3 8 (21.05%) Oracle Database
4 7 (18.42%) Oracle Database 11g
5 5 (13.16%) Data Warehouse
6 4 (10.53%) Oracle Database 10g
6 4 (10.53%) SQL Server
7 3 (7.89%) Azure SQL Database
7 3 (7.89%) Big Data
7 3 (7.89%) HBase
7 3 (7.89%) Neo4j
7 3 (7.89%) Oracle Database 12c
7 3 (7.89%) SQL Server Integration Services
7 3 (7.89%) SQL Server Reporting Services
8 2 (5.26%) Hadoop
9 1 (2.63%) Apache Hive
9 1 (2.63%) PowerCenter
9 1 (2.63%) SAS Data Integration Studio
9 1 (2.63%) SAS Enterprise Guide
Development Applications
1 7 (18.42%) Cucumber
2 2 (5.26%) Git (software)
2 2 (5.26%) Jenkins
3 1 (2.63%) Ant
3 1 (2.63%) JIRA
3 1 (2.63%) Maven
3 1 (2.63%) Oracle APEX
3 1 (2.63%) Vagrant
General
1 2 (5.26%) Finance
2 1 (2.63%) Banking
2 1 (2.63%) Multimedia
Job Titles
1 15 (39.47%) Developer
2 11 (28.95%) Java Developer
3 7 (18.42%) Support Engineer
4 6 (15.79%) DBA
5 5 (13.16%) Administrator
6 4 (10.53%) 1st Line Engineer
6 4 (10.53%) 1st Line Support
6 4 (10.53%) 1st Line Support Engineer
6 4 (10.53%) 1st Line Technical Support
6 4 (10.53%) DevOps Engineer
6 4 (10.53%) SQL DBA
6 4 (10.53%) Technical Engineer
6 4 (10.53%) Technical Support
6 4 (10.53%) Technical Support Engineer
7 3 (7.89%) Infrastructure Engineer
7 3 (7.89%) Oracle DBA
8 2 (5.26%) Data Centre Engineer
8 2 (5.26%) Network Engineer
9 1 (2.63%) Consultant
9 1 (2.63%) Oracle Developer
Libraries, Frameworks & Software Standards
1 10 (26.32%) Kafka
2 8 (21.05%) Spring
2 8 (21.05%) Spring Boot
3 6 (15.79%) HTML
4 4 (10.53%) REST
4 4 (10.53%) XML
5 3 (7.89%) Dropwizard
5 3 (7.89%) Hibernate
5 3 (7.89%) JAX-RS
6 2 (5.26%) CSS
6 2 (5.26%) jQuery
6 2 (5.26%) Middleware
6 2 (5.26%) Oracle Fusion
6 2 (5.26%) Web Services
7 1 (2.63%) Ajax
7 1 (2.63%) Apache FOP
7 1 (2.63%) LAMP
7 1 (2.63%) Node.js
7 1 (2.63%) Sass
7 1 (2.63%) SOAP
Miscellaneous
1 5 (13.16%) Analytical Skills
2 3 (7.89%) Clustering
3 2 (5.26%) Data Centre
4 1 (2.63%) Virtual Team
Operating Systems
1 14 (36.84%) Unix
2 12 (31.58%) Windows
3 11 (28.95%) Mac OS X
4 5 (13.16%) AIX
4 5 (13.16%) Red Hat Enterprise Linux
5 3 (7.89%) Windows Server 2012
6 2 (5.26%) Windows Server
7 1 (2.63%) CentOS
7 1 (2.63%) Mac OS
7 1 (2.63%) Oracle Linux
Processes & Methodologies
1 10 (26.32%) Configuration Management
1 10 (26.32%) Microservices
2 8 (21.05%) ITIL
3 5 (13.16%) ETL
4 4 (10.53%) Agile Software Development
4 4 (10.53%) DevOps
4 4 (10.53%) High Availability
4 4 (10.53%) Incident Management
5 3 (7.89%) Continuous Deployment
5 3 (7.89%) Database Tuning
5 3 (7.89%) Disaster Recovery
5 3 (7.89%) Network Virtualisation
5 3 (7.89%) Test Automation
6 2 (5.26%) Change Management
6 2 (5.26%) Performance Tuning
6 2 (5.26%) Responsive Web Design
6 2 (5.26%) Web Design
6 2 (5.26%) Web Development
7 1 (2.63%) Analytics
7 1 (2.63%) Change Data Capture
Programming Languages
1 14 (36.84%) Java
2 11 (28.95%) Perl
3 10 (26.32%) Go
4 9 (23.68%) SQL
5 4 (10.53%) Python
6 3 (7.89%) PL/SQL
6 3 (7.89%) PowerShell
6 3 (7.89%) Shell Script
6 3 (7.89%) T-SQL
7 2 (5.26%) Bash Shell
7 2 (5.26%) JavaScript
8 1 (2.63%) PHP
8 1 (2.63%) Ruby
8 1 (2.63%) Scala
Qualifications
1 5 (13.16%) Security Cleared
2 4 (10.53%) CCNA
2 4 (10.53%) Cisco Certification
2 4 (10.53%) ITIL Foundation Certificate
2 4 (10.53%) SC Cleared
3 3 (7.89%) BPSS Clearance
4 2 (5.26%) Oracle Certification
Quality Assurance & Compliance
1 4 (10.53%) SLA
2 1 (2.63%) Disclosure Scotland
System Software
1 3 (7.89%) Oracle RAC
2 2 (5.26%) Hyper-V
2 2 (5.26%) Oracle Clusterware
2 2 (5.26%) VMware Infrastructure
3 1 (2.63%) Apache Flume
3 1 (2.63%) Docker
3 1 (2.63%) iptables
3 1 (2.63%) NFS
3 1 (2.63%) Postfix
3 1 (2.63%) Sendmail
3 1 (2.63%) Tivoli Workload Scheduler
Systems Management
1 5 (13.16%) Tivoli
2 4 (10.53%) Ansible
2 4 (10.53%) HP Data Protector
2 4 (10.53%) Tivoli Storage Manager
3 3 (7.89%) Puppet
4 2 (5.26%) Data Guard
4 2 (5.26%) Oracle Enterprise Manager
4 2 (5.26%) Oracle Flashback
4 2 (5.26%) Oracle RMAN
4 2 (5.26%) Oracle Statspack
4 2 (5.26%) Terraform
5 1 (2.63%) Nagios
5 1 (2.63%) Opscode Chef
5 1 (2.63%) Salt
Vendors
1 10 (26.32%) Oracle
2 7 (18.42%) Cisco
2 7 (18.42%) Microsoft
3 6 (15.79%) Red Hat
3 6 (15.79%) VMware
4 4 (10.53%) Citrix
4 4 (10.53%) HP
5 3 (7.89%) Cloudera
5 3 (7.89%) Juniper
6 2 (5.26%) Informatica
6 2 (5.26%) Teradata
7 1 (2.63%) MikroTik
7 1 (2.63%) Remedy
7 1 (2.63%) SolarWinds