The following table provides summary statistics for contract job vacancies advertised in Wales with a requirement for Linux skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Linux over the 3 months to 29 March 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
UK / Wales
3 months to
29 Mar 2017
Same period 2016 Same period 2015
Rank 7 32 25
Rank change year-on-year +25 -7  
Contract jobs citing Linux 94 46 41
As % of all contract IT jobs advertised in Wales 13.37% 6.97% 5.69%
As % of the Operating Systems category 58.39% 19.91% 27.52%
Number of daily rates quoted 72 33 17
Median daily rate £469 £370 £400
Median daily rate % change year-on-year +26.68% -7.50%  
90% offered a daily rate of more than £353 £138 £225
10% offered a daily rate of more than £543 £470 £525
UK excluding London median daily rate £425 £400 £375
% change year-on-year +6.25% +6.66%  
Number of hourly rates quoted 2 3 0
Median hourly rate £18.00 £20.00 -
Median hourly rate % change year-on-year -10.00% -  
UK excluding London median hourly rate £38.75 £43.00 £36.00
% change year-on-year -9.88% +19.44%  

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

Contract Operating System Skills
Wales
Contract job vacancies with a requirement for operating system skills 161 231 149
As % of all contract IT job vacancies advertised in Wales 22.90% 35.00% 20.67%
Number of daily rates quoted 109 150 79
Median daily rate £421 £350 £300
Median daily rate % change year-on-year +20.35% +16.66%  
90% offered a daily rate of more than £160 £138 £125
10% offered a daily rate of more than £525 £415 £485
UK excluding London median daily rate £385 £365 £338
% change year-on-year +5.47% +8.14%  
Number of hourly rates quoted 20 21 23
Median hourly rate £15.88 £13.00 £13.25
Median hourly rate % change year-on-year +22.11% -1.88%  
90% offered a hourly rate of more than £11.00 £11.00 £11.50
10% offered a hourly rate of more than £55.00 £20.00 £17.46
UK excluding London median hourly rate £15.25 £16.50 £15.50
% change year-on-year -7.57% +6.45%  

Linux
Job Vacancy Trend in Wales

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

Job vacancy trend for Linux in Wales

Linux
Contractor Daily Rate Trend in Wales

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

Contractor daily rate trend for Linux in Wales

Linux
Contractor Daily Rate Histogram in Wales

The daily rate distribution of IT jobs citing Linux in Wales over the 3 months to 29 March 2017.

Contractor daily rate histogram for Linux in Wales

Linux
Contractor Hourly Rate Trend in Wales

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

Contractor hourly rate trend for Linux in Wales

Linux
Contract Job Locations in Wales

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Linux within the Wales region over the 3 months to 29 March 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
South Wales +22 51 £450 +24.13% 11
West Wales +1 34 £494 -1.25% 2
Linux
UK

For the 6 months to 29 March 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 Wales region with a requirement for Linux.

1 103 (51.76%) Security Cleared
2 97 (48.74%) SC Cleared
3 76 (38.19%) Amazon AWS
4 73 (36.68%) Ansible
5 67 (33.67%) Agile Software Development
5 67 (33.67%) Java
6 62 (31.16%) DevOps
7 58 (29.15%) Terraform
8 51 (25.63%) Unix
9 50 (25.13%) Web Services
9 50 (25.13%) AWS CloudFormation
10 48 (24.12%) Windows
11 40 (20.10%) HTML
11 40 (20.10%) Scrum
12 39 (19.60%) Dropwizard
13 38 (19.10%) Software Engineering
14 36 (18.09%) JSON
15 35 (17.59%) Jenkins
16 34 (17.09%) Cucumber
17 32 (16.08%) Puppet
18 31 (15.58%) Red Hat Enterprise Linux
18 31 (15.58%) WebLogic
19 30 (15.08%) Red Hat
20 29 (14.57%) SQL
20 29 (14.57%) MongoDB
21 28 (14.07%) Git (software)
22 27 (13.57%) VMware
22 27 (13.57%) Selenium
22 27 (13.57%) HTTP
22 27 (13.57%) Configuration Management

Linux
Co-occurring IT Skills in Wales 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 (15.58%) WebLogic
2 17 (8.54%) Apache
3 15 (7.54%) Confluence
4 7 (3.52%) Elasticsearch
4 7 (3.52%) MS Exchange
5 5 (2.51%) JBoss
6 4 (2.01%) WebSphere
7 3 (1.51%) IIS
7 3 (1.51%) Jetty
7 3 (1.51%) Mongrel
7 3 (1.51%) nginx
7 3 (1.51%) Tomcat
8 2 (1.01%) Apache Pig
8 2 (1.01%) Tornado
9 1 (0.50%) Apache Solr
9 1 (0.50%) Apache Spark
9 1 (0.50%) OpenStack
9 1 (0.50%) Oracle HTTP Server
Business Applications
1 7 (3.52%) SAP Oil and Gas
2 3 (1.51%) Remedy ITSM
3 1 (0.50%) assyst
Cloud Services
1 76 (38.19%) Amazon AWS
2 50 (25.13%) AWS CloudFormation
3 8 (4.02%) Cloud Computing
4 7 (3.52%) Amazon EC2
4 7 (3.52%) Amazon S3
5 3 (1.51%) Google App Engine
5 3 (1.51%) Google Cloud Platform
5 3 (1.51%) PaaS
6 2 (1.01%) Amazon CloudWatch
7 1 (0.50%) Amazon ElastiCache
7 1 (0.50%) Amazon ELB
7 1 (0.50%) AWS Lambda
7 1 (0.50%) Microsoft Azure
7 1 (0.50%) Route 53
7 1 (0.50%) Virtual Private Cloud
Communications & Networking
1 27 (13.57%) HTTP
2 24 (12.06%) TCP/IP
3 16 (8.04%) VoIP
4 12 (6.03%) SNMP
5 10 (5.03%) DNS
6 7 (3.52%) SSL
7 6 (3.02%) Firewall
7 6 (3.02%) Network Security
8 5 (2.51%) Cisco IOS
8 5 (2.51%) DHCP
8 5 (2.51%) DSL
9 4 (2.01%) IPsec
9 4 (2.01%) SSH
9 4 (2.01%) VPN
10 3 (1.51%) FTP
10 3 (1.51%) LDAP
10 3 (1.51%) Wi-Fi
11 2 (1.01%) IPv6
11 2 (1.01%) Kerberos
11 2 (1.01%) SAN
Database & Business Intelligence
1 29 (14.57%) MongoDB
2 19 (9.55%) Relational Database
3 17 (8.54%) Neo4j
4 12 (6.03%) SQL Server
5 8 (4.02%) Oracle Database
6 7 (3.52%) PostgreSQL
7 6 (3.02%) MySQL
8 3 (1.51%) Oracle Reports
8 3 (1.51%) PowerCenter
9 2 (1.01%) Amazon DynamoDB
9 2 (1.01%) Apache Hive
9 2 (1.01%) Big Data
9 2 (1.01%) Hadoop
9 2 (1.01%) NoSQL
9 2 (1.01%) RDBMS
9 2 (1.01%) Redis
9 2 (1.01%) SQLite
10 1 (0.50%) Apache Cassandra
10 1 (0.50%) HBase
10 1 (0.50%) Oracle Exadata
Development Applications
1 35 (17.59%) Jenkins
2 34 (17.09%) Cucumber
3 28 (14.07%) Git (software)
4 27 (13.57%) Selenium
5 19 (9.55%) JBehave
5 19 (9.55%) JUnit
6 15 (7.54%) JIRA
7 11 (5.53%) Sonatype Nexus
8 10 (5.03%) Eclipse
8 10 (5.03%) GCC
9 8 (4.02%) JMeter
10 7 (3.52%) LoadRunner
11 6 (3.02%) Ant
11 6 (3.02%) Maven
12 5 (2.51%) Rational Performance Tester
12 5 (2.51%) Vagrant
13 4 (2.01%) Bitbucket
13 4 (2.01%) SoapUI
13 4 (2.01%) Travis CI
14 3 (1.51%) The Grinder
General
1 18 (9.05%) Finance
2 8 (4.02%) Telecoms
3 7 (3.52%) Electronics
3 7 (3.52%) Manufacturing
3 7 (3.52%) Marketing
4 1 (0.50%) Advertising
4 1 (0.50%) Games
Job Titles
1 47 (23.62%) Developer
2 38 (19.10%) Cloud Engineer
3 37 (18.59%) Java Developer
4 31 (15.58%) DevOps Engineer
5 28 (14.07%) Linux Engineer
6 20 (10.05%) Software Engineer
7 17 (8.54%) AWS Engineer
8 14 (7.04%) C Software Engineer
8 14 (7.04%) Infrastructure Engineer
9 13 (6.53%) Architect
10 11 (5.53%) Cloud Infrastructure Engineer
10 11 (5.53%) Consultant
11 9 (4.52%) SC Cleared Java Developer
11 9 (4.52%) Security Consultant
12 8 (4.02%) AWS DevOps
12 8 (4.02%) Cybersecurity Consultant
13 6 (3.02%) Linux/Unix DevOps
13 6 (3.02%) Security Engineer
13 6 (3.02%) Technical Architect
13 6 (3.02%) VoIP Engineer
Libraries, Frameworks & Software Standards
1 50 (25.13%) Web Services
2 40 (20.10%) HTML
3 39 (19.60%) Dropwizard
4 36 (18.09%) JSON
5 24 (12.06%) CSS
6 21 (10.55%) XML
7 20 (10.05%) REST
8 18 (9.05%) Spring
9 17 (8.54%) Hibernate
9 17 (8.54%) RESTful
10 16 (8.04%) JAX-RS
11 15 (7.54%) Kafka
12 14 (7.04%) Spring Boot
13 13 (6.53%) iXBRL
14 11 (5.53%) Elastic Stack
15 8 (4.02%) J2EE
15 8 (4.02%) MCollective
16 6 (3.02%) Node.js
17 5 (2.51%) Java EE
18 4 (2.01%) SOAP
Miscellaneous
1 23 (11.56%) Analytical Skills
2 8 (4.02%) Data Centre
3 7 (3.52%) Algorithms
3 7 (3.52%) Clustering
4 6 (3.02%) PKI
5 2 (1.01%) Computer Science
5 2 (1.01%) EMC VNX
5 2 (1.01%) Life Science
6 1 (0.50%) CLARiiON
6 1 (0.50%) iPad
6 1 (0.50%) LPAR
6 1 (0.50%) Oracle Exalogic
6 1 (0.50%) Private Cloud
6 1 (0.50%) User Experience
6 1 (0.50%) Video Conferencing
Operating Systems
1 51 (25.63%) Unix
2 48 (24.12%) Windows
3 31 (15.58%) Red Hat Enterprise Linux
4 16 (8.04%) Mac OS X
5 15 (7.54%) AIX
6 10 (5.03%) Debian
7 9 (4.52%) Windows Server 2008
8 7 (3.52%) Windows Server 2012
9 5 (2.51%) Windows Server
10 4 (2.01%) Ubuntu
11 3 (1.51%) CentOS
11 3 (1.51%) Mac OS
12 1 (0.50%) HPUX
12 1 (0.50%) Oracle Linux
12 1 (0.50%) Solaris
12 1 (0.50%) Windows 10
12 1 (0.50%) Windows 8
12 1 (0.50%) Windows Server 2003
12 1 (0.50%) Windows XP
Processes & Methodologies
1 67 (33.67%) Agile Software Development
2 62 (31.16%) DevOps
3 40 (20.10%) Scrum
4 38 (19.10%) Software Engineering
5 27 (13.57%) Configuration Management
6 21 (10.55%) Mentoring
6 21 (10.55%) Microservices
7 20 (10.05%) Continuous Deployment
7 20 (10.05%) Continuous Improvement
8 19 (9.55%) Automated Testing
8 19 (9.55%) Continuous Integration
9 15 (7.54%) Responsive Web Design
9 15 (7.54%) Web Design
10 14 (7.04%) Continuous Delivery
11 12 (6.03%) Software Delivery
12 11 (5.53%) Open Source
13 10 (5.03%) OWASP
13 10 (5.03%) Requirements Management
13 10 (5.03%) UML
14 9 (4.52%) Secure Coding
Programming Languages
1 67 (33.67%) Java
2 29 (14.57%) SQL
3 22 (11.06%) Python
4 19 (9.55%) C
5 14 (7.04%) Go
6 7 (3.52%) Perl
7 6 (3.02%) Bash Shell
7 6 (3.02%) JCL
8 5 (2.51%) JavaScript
8 5 (2.51%) Scala
9 4 (2.01%) Ruby
10 3 (1.51%) Groovy
10 3 (1.51%) PHP
10 3 (1.51%) PowerShell
10 3 (1.51%) Shell Script
11 2 (1.01%) C++
11 2 (1.01%) Korn
11 2 (1.01%) PL/SQL
Qualifications
1 103 (51.76%) Security Cleared
2 97 (48.74%) SC Cleared
3 9 (4.52%) CISSP
4 7 (3.52%) BPSS Clearance
4 7 (3.52%) CEH
4 7 (3.52%) CREST Certified
5 5 (2.51%) ISEB
6 2 (1.01%) CISM
6 2 (1.01%) Degree
6 2 (1.01%) DV Cleared
6 2 (1.01%) GIAC
Quality Assurance & Compliance
1 22 (11.06%) SLA
2 21 (10.55%) QA
3 4 (2.01%) Disclosure Scotland
4 3 (1.51%) ISO/IEC 27001
4 3 (1.51%) PCI DSS
5 1 (0.50%) Data Quality
System Software
1 14 (7.04%) VMware Infrastructure
2 11 (5.53%) Docker
3 7 (3.52%) Active Directory
4 6 (3.02%) Hyper-V
4 6 (3.02%) Microsoft App-V
4 6 (3.02%) PowerHA
5 5 (2.51%) pfSense
5 5 (2.51%) Snort
6 3 (1.51%) Xen
7 2 (1.01%) HDFS
7 2 (1.01%) iptables
7 2 (1.01%) NFS
7 2 (1.01%) vSphere
8 1 (0.50%) Oracle Clusterware
8 1 (0.50%) Oracle RAC
8 1 (0.50%) VMware ESX
Systems Management
1 73 (36.68%) Ansible
2 58 (29.15%) Terraform
3 32 (16.08%) Puppet
4 14 (7.04%) Rundeck
5 12 (6.03%) Opscode Chef
6 8 (4.02%) Nessus
6 8 (4.02%) Packer
6 8 (4.02%) Tivoli
6 8 (4.02%) Tivoli Identity Manager
6 8 (4.02%) Tivoli Storage Manager
6 8 (4.02%) Zenoss
7 7 (3.52%) SCCM
8 6 (3.02%) Control-M
8 6 (3.02%) HAProxy
9 4 (2.01%) Kibana
9 4 (2.01%) Marathon
9 4 (2.01%) Mesos
10 3 (1.51%) logstash
10 3 (1.51%) Network Intrusion Detection System
11 2 (1.01%) Salt
Vendors
1 30 (15.08%) Red Hat
2 27 (13.57%) VMware
3 21 (10.55%) Oracle
4 11 (5.53%) Cisco
4 11 (5.53%) Sonatype
5 10 (5.03%) Microsoft
6 9 (4.52%) IBM
7 7 (3.52%) SAP
8 6 (3.02%) BMC
8 6 (3.02%) HP
8 6 (3.02%) Micro Focus
8 6 (3.02%) SaltStack
8 6 (3.02%) Symantec
9 4 (2.01%) Atlassian
9 4 (2.01%) Remedy
9 4 (2.01%) Thunderhead
10 3 (1.51%) CA
10 3 (1.51%) Google
10 3 (1.51%) Siebel
10 3 (1.51%) Splunk
South Wales
CPS Group UK
Rate: £500 - £550 per day
Posted: Yesterday
Wales
X4 Group
Rate: £400 - 500 per day
Posted: 2 days ago
Cardiff, South Glamorgan
Opus Recruitment Solutions Ltd
Rate: £200 - £235 per day
Posted: 5 days ago
Cardiff, South Glamorgan
TEKsystems
Rate: £200 - £220 per day
Posted: 6 days ago
Cardiff, South Glamorgan
McGregor Boyall
Posted: 2 days ago
Cardiff, South Glamorgan
CPS Group UK
Rate: £275 - £300 per day
Posted: 2 days ago