The following table provides summary statistics for contract job vacancies advertised in Sheffield 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 25 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.

3 months to
25 Mar 2017
Same period 2016 Same period 2015
Linux
South Yorkshire / Sheffield
Rank 4 7 21
Rank change year-on-year +3 +14  
Contract jobs citing Linux 81 71 9
As % of all contract IT jobs advertised in Sheffield 21.49% 16.40% 3.57%
As % of the Operating Systems category 72.97% 57.72% 33.33%
Number of daily rates quoted 45 58 4
Median daily rate £450 £425 £325
Median daily rate % change year-on-year +5.88% +30.76%  
90% offered a daily rate of more than £375 £325 £273
10% offered a daily rate of more than £550 £504 £448
UK excluding London median daily rate £425 £400 £375
% change year-on-year +6.25% +6.66%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £38.88 £43.00 £36.00
% change year-on-year -9.59% +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 Sheffield with a requirement for operating system skills.

Contract Operating System Skills
Sheffield
Contract job vacancies with a requirement for operating system skills 111 123 27
As % of all contract IT job vacancies advertised in Sheffield 29.44% 28.41% 10.71%
Number of daily rates quoted 67 92 9
Median daily rate £425 £400 £400
Median daily rate % change year-on-year +6.25% -  
90% offered a daily rate of more than £335 £288 £250
10% offered a daily rate of more than £550 £525 £525
UK excluding London median daily rate £388 £363 £338
% change year-on-year +6.89% +7.40%  
Number of hourly rates quoted 0 1 7
Median hourly rate - £17.50 £10.50
Median hourly rate % change year-on-year - +66.66%  
UK excluding London median hourly rate £15.25 £16.92 £15.50
% change year-on-year -9.86% +9.16%  

Linux
Job Vacancy Trend in Sheffield

The job posting trend of jobs advertised in Sheffield 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 Sheffield

Linux
Contractor Daily Rate Trend in Sheffield

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

Contractor daily rate trend for Linux in Sheffield

Linux
Contractor Daily Rate Histogram in Sheffield

The daily rate distribution of IT jobs citing Linux in Sheffield over the 3 months to 25 March 2017.

Contractor daily rate histogram for Linux in Sheffield

Linux
Contractor Hourly Rate Trend in Sheffield

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

Contractor hourly rate trend for Linux in Sheffield

Linux
Top 30 Related IT Skills in Sheffield

For the 6 months to 25 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 Sheffield region with a requirement for Linux.

1 78 (58.65%) Java
2 71 (53.38%) Agile Software Development
2 71 (53.38%) Git (software)
3 67 (50.38%) Unix
4 64 (48.12%) DevOps
5 58 (43.61%) Python
6 57 (42.86%) Ruby
7 55 (41.35%) CSS
8 49 (36.84%) Mac OS X
8 49 (36.84%) Configuration Management
9 47 (35.34%) TDD
10 46 (34.59%) Web Development
11 45 (33.83%) JavaScript
12 42 (31.58%) HTTP
12 42 (31.58%) Continuous Integration
13 41 (30.83%) HTML
14 40 (30.08%) Mentoring
15 36 (27.07%) Puppet
16 35 (26.32%) Relational Database
17 32 (24.06%) Continuous Delivery
18 31 (23.31%) Line Management
18 31 (23.31%) Web Services
19 27 (20.30%) Docker
20 24 (18.05%) User Experience
20 24 (18.05%) Bash Shell
21 23 (17.29%) Opscode Chef
22 22 (16.54%) Jenkins
22 22 (16.54%) BDD
23 21 (15.79%) GitHub
23 21 (15.79%) TCP/IP

Linux
Top Related IT Skills in Sheffield 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 6 (4.51%) OpenStack
2 5 (3.76%) WebSphere
3 4 (3.01%) Confluence
3 4 (3.01%) Elasticsearch
3 4 (3.01%) nginx
3 4 (3.01%) Tomcat
4 3 (2.26%) Apache
4 3 (2.26%) WebSphere Application Server
5 2 (1.50%) Apache ServiceMix
5 2 (1.50%) CICS
5 2 (1.50%) IBM HTTP Server
5 2 (1.50%) Jetty
5 2 (1.50%) Oracle Service Bus
5 2 (1.50%) Oracle SOA Suite
5 2 (1.50%) WebLogic
6 1 (0.75%) Alfresco
6 1 (0.75%) Cloud Foundry
6 1 (0.75%) DataSynapse
6 1 (0.75%) Oracle Coherence
6 1 (0.75%) WebSphere Portal
Applications
1 1 (0.75%) MS Excel
1 1 (0.75%) MS Visio
Business Applications
1 3 (2.26%) SAP Oil and Gas
Cloud Services
1 21 (15.79%) GitHub
2 16 (12.03%) Amazon AWS
3 6 (4.51%) Microsoft Azure
4 3 (2.26%) IaaS
5 1 (0.75%) Amazon EC2
5 1 (0.75%) Amazon ElastiCache
5 1 (0.75%) Amazon ELB
5 1 (0.75%) Amazon S3
5 1 (0.75%) AWS CloudFormation
5 1 (0.75%) CloudFront
Communications & Networking
1 42 (31.58%) HTTP
2 21 (15.79%) TCP/IP
3 13 (9.77%) SSL
4 6 (4.51%) NAS
4 6 (4.51%) SAN
5 5 (3.76%) DNS
5 5 (3.76%) Firewall
6 4 (3.01%) LDAP
7 1 (0.75%) DHCP
7 1 (0.75%) FCoE
7 1 (0.75%) Fibre Channel
7 1 (0.75%) iSCSI
7 1 (0.75%) LAN
7 1 (0.75%) Multicast
7 1 (0.75%) WAN
Database & Business Intelligence
1 35 (26.32%) Relational Database
2 16 (12.03%) PostgreSQL
3 12 (9.02%) MongoDB
4 9 (6.77%) MySQL
5 8 (6.02%) Redis
6 4 (3.01%) NoSQL
6 4 (3.01%) Oracle Database
7 3 (2.26%) Oracle Database 11g
8 2 (1.50%) Big Data
8 2 (1.50%) DB2
8 2 (1.50%) Hadoop
8 2 (1.50%) HBase
8 2 (1.50%) SQL Server
9 1 (0.75%) Amazon RDS
9 1 (0.75%) Apache Hive
9 1 (0.75%) Oracle Database 10g
9 1 (0.75%) Oracle Database 12c
9 1 (0.75%) QlikView
Development Applications
1 71 (53.38%) Git (software)
2 22 (16.54%) Jenkins
3 8 (6.02%) Subversion
4 6 (4.51%) Bitbucket
5 5 (3.76%) JIRA
6 4 (3.01%) git-flow
6 4 (3.01%) GoCD
6 4 (3.01%) Maven
6 4 (3.01%) Sonatype Nexus
7 3 (2.26%) Artifactory
7 3 (2.26%) Gradle
7 3 (2.26%) Mockito
7 3 (2.26%) Spock
8 2 (1.50%) Ant
8 2 (1.50%) EasyMock
8 2 (1.50%) GitLab
8 2 (1.50%) jMock
8 2 (1.50%) Selenium
8 2 (1.50%) TeamCity
9 1 (0.75%) JUnit
General
1 18 (13.53%) Finance
2 5 (3.76%) Banking
3 3 (2.26%) Electronics
3 3 (2.26%) Manufacturing
3 3 (2.26%) Marketing
3 3 (2.26%) Telecoms
4 1 (0.75%) Advertising
Job Titles
1 65 (48.87%) Developer
2 44 (33.08%) Java Developer
3 36 (27.07%) DevOps Engineer
4 20 (15.04%) Front End Developer (Client-Side Developer)
5 10 (7.52%) Front End Java Developer (Client-Side Java Developer)
6 9 (6.77%) Administrator
6 9 (6.77%) Full Stack Developer
7 8 (6.02%) HTML Developer
8 6 (4.51%) Linux Administrator
9 5 (3.76%) Lead Developer
10 4 (3.01%) Continuous Delivery Engineer
10 4 (3.01%) DBA
10 4 (3.01%) JavaScript Developer
10 4 (3.01%) Oracle DBA
10 4 (3.01%) Platform Engineer
10 4 (3.01%) Python Developer
10 4 (3.01%) Ruby Developer
10 4 (3.01%) Unix Administrator
11 3 (2.26%) HTML CSS Developer
11 3 (2.26%) Infrastructure Solutions Architect
Libraries, Frameworks & Software Standards
1 55 (41.35%) CSS
2 41 (30.83%) HTML
3 31 (23.31%) Web Services
4 18 (13.53%) REST
5 10 (7.52%) Node.js
6 7 (5.26%) Middleware
7 5 (3.76%) SOAP
8 4 (3.01%) AngularJS
8 4 (3.01%) Elastic Stack
8 4 (3.01%) JSON
9 3 (2.26%) WebSphere MQ
9 3 (2.26%) XML
10 2 (1.50%) ActiveMQ
10 2 (1.50%) Apache Camel
10 2 (1.50%) Apache CXF
10 2 (1.50%) MCollective
10 2 (1.50%) Sensu
10 2 (1.50%) Spring
10 2 (1.50%) Velocity
10 2 (1.50%) XSLT
Miscellaneous
1 24 (18.05%) User Experience
2 6 (4.51%) Replication
3 4 (3.01%) Computer Science
3 4 (3.01%) Data Centre
3 4 (3.01%) Symmetrix
4 3 (2.26%) Linux Command Line
4 3 (2.26%) Private Cloud
5 1 (0.75%) Analytical Skills
5 1 (0.75%) Clustering
5 1 (0.75%) Foreign Exchange (FX)
5 1 (0.75%) iSeries
5 1 (0.75%) Management Information System
5 1 (0.75%) Mobile App
Operating Systems
1 67 (50.38%) Unix
2 49 (36.84%) Mac OS X
3 11 (8.27%) CoreOS
4 10 (7.52%) Windows
5 9 (6.77%) Red Hat Enterprise Linux
5 9 (6.77%) Solaris
6 7 (5.26%) SUSE
7 6 (4.51%) AIX
7 6 (4.51%) RancherOS
8 4 (3.01%) CentOS
8 4 (3.01%) SUSE Linux Enterprise Server
8 4 (3.01%) VMS
9 2 (1.50%) Windows 7
9 2 (1.50%) Windows Server 2003
9 2 (1.50%) Windows Server 2008
9 2 (1.50%) Windows Server 2012
9 2 (1.50%) zOS
Processes & Methodologies
1 71 (53.38%) Agile Software Development
2 64 (48.12%) DevOps
3 49 (36.84%) Configuration Management
4 47 (35.34%) TDD
5 46 (34.59%) Web Development
6 42 (31.58%) Continuous Integration
7 40 (30.08%) Mentoring
8 32 (24.06%) Continuous Delivery
9 31 (23.31%) Line Management
10 22 (16.54%) BDD
11 20 (15.04%) Front End Development
11 20 (15.04%) Web Design
12 19 (14.29%) Responsive Web Design
12 19 (14.29%) Visualisation
13 16 (12.03%) Automated Testing
14 13 (9.77%) Open Source
14 13 (9.77%) Prototyping
14 13 (9.77%) Rapid Prototyping
15 9 (6.77%) Security Hardening
16 5 (3.76%) High Availability
Programming Languages
1 78 (58.65%) Java
2 58 (43.61%) Python
3 57 (42.86%) Ruby
4 45 (33.83%) JavaScript
5 24 (18.05%) Bash Shell
6 13 (9.77%) SQL
7 8 (6.02%) Go
8 7 (5.26%) Shell Script
9 6 (4.51%) Perl
10 3 (2.26%) Scala
11 2 (1.50%) Clojure
11 2 (1.50%) Groovy
11 2 (1.50%) PHP
11 2 (1.50%) PL/SQL
12 1 (0.75%) ECMAScript
12 1 (0.75%) ES6
12 1 (0.75%) Jython
12 1 (0.75%) Korn
12 1 (0.75%) XPath
Qualifications
1 20 (15.04%) Security Cleared
2 7 (5.26%) BC Cleared
2 7 (5.26%) SC Cleared
3 3 (2.26%) Degree
4 2 (1.50%) OCP
4 2 (1.50%) Oracle Certification
5 1 (0.75%) BPSS Clearance
5 1 (0.75%) DBS Check
Quality Assurance & Compliance
1 8 (6.02%) Disclosure Scotland
2 1 (0.75%) FATCA
System Software
1 27 (20.30%) Docker
2 11 (8.27%) etcd
2 11 (8.27%) flannel
3 6 (4.51%) Oracle RAC
4 5 (3.76%) GlusterFS
4 5 (3.76%) NFS
4 5 (3.76%) SRDF
4 5 (3.76%) Veritas Volume Manager
4 5 (3.76%) VMware Infrastructure
5 4 (3.01%) Veritas File System
5 4 (3.01%) Virtual Machines
6 3 (2.26%) Veritas Cluster Server
7 2 (1.50%) Ceph
8 1 (0.75%) Active Directory
8 1 (0.75%) HDFS
8 1 (0.75%) Hyper-V
8 1 (0.75%) KVM
8 1 (0.75%) Xen
Systems Management
1 36 (27.07%) Puppet
2 23 (17.29%) Opscode Chef
3 20 (15.04%) Ansible
4 18 (13.53%) Kubernetes
5 13 (9.77%) Salt
6 11 (8.27%) Host Intrusion Detection System
6 11 (8.27%) Network Intrusion Detection System
7 6 (4.51%) Consul
7 6 (4.51%) Docker Swarm
7 6 (4.51%) Marathon
7 6 (4.51%) Mesos
7 6 (4.51%) Rancher
8 5 (3.76%) logstash
8 5 (3.76%) rkt
9 4 (3.01%) Cobbler
9 4 (3.01%) Veritas Storage Foundation
10 3 (2.26%) Data Guard
10 3 (2.26%) Kibana
10 3 (2.26%) Oracle RMAN
11 2 (1.50%) Graphite
Vendors
1 11 (8.27%) Oracle
1 11 (8.27%) VMware
2 10 (7.52%) Red Hat
3 8 (6.02%) IBM
4 6 (4.51%) EMC
5 5 (3.76%) NetApp
5 5 (3.76%) Veritas
6 4 (3.01%) Atlassian
6 4 (3.01%) Microsoft
6 4 (3.01%) Splunk
6 4 (3.01%) Sun
7 3 (2.26%) Intel
7 3 (2.26%) MuleSoft
7 3 (2.26%) SAP
8 1 (0.75%) Cisco
8 1 (0.75%) Dynatrace
8 1 (0.75%) HP
8 1 (0.75%) Solace
8 1 (0.75%) Sybase
8 1 (0.75%) TIBCO