The following table provides summary statistics for contract job vacancies advertised in Sheffield with a requirement for Unix skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Unix over the 3 months to 24 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
24 Mar 2017
Same period 2016 Same period 2015
Unix
South Yorkshire / Sheffield
Rank 8 5 20
Rank change year-on-year -3 +15  
Contract jobs citing Unix 61 78 10
As % of all contract IT jobs advertised in Sheffield 16.18% 18.27% 3.95%
As % of the Operating Systems category 54.95% 63.93% 37.04%
Number of daily rates quoted 31 56 6
Median daily rate £488 £463 £500
Median daily rate % change year-on-year +5.40% -7.50%  
90% offered a daily rate of more than £375 £348 £325
10% offered a daily rate of more than £585 £738 £525
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 £31.50 £35.00 £35.00
% change year-on-year -10.00% -  

Unix 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 111 122 27
As % of all contract IT job vacancies advertised in Sheffield 29.44% 28.57% 10.67%
Number of daily rates quoted 67 91 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 £16.50 £15.50
% change year-on-year -7.57% +6.45%  

Unix
Job Vacancy Trend in Sheffield

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

Job vacancy trend for Unix in Sheffield

Unix
Contractor Daily Rate Trend in Sheffield

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

Contractor daily rate trend for Unix in Sheffield

Unix
Contractor Daily Rate Histogram in Sheffield

The daily rate distribution of IT jobs citing Unix in Sheffield over the 3 months to 24 March 2017.

Contractor daily rate histogram for Unix in Sheffield

Unix
Contractor Hourly Rate Trend in Sheffield

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

Contractor hourly rate trend for Unix in Sheffield

Unix
Top 30 Related IT Skills in Sheffield

For the 6 months to 24 March 2017, IT contractor jobs citing Unix 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 Unix.

1 67 (77.91%) Linux
2 57 (66.28%) Git (software)
3 54 (62.79%) Java
4 48 (55.81%) Mac OS X
5 46 (53.49%) CSS
6 40 (46.51%) JavaScript
7 39 (45.35%) Agile Software Development
8 36 (41.86%) TDD
8 36 (41.86%) Web Development
8 36 (41.86%) Configuration Management
9 34 (39.53%) Python
9 34 (39.53%) DevOps
10 32 (37.21%) Relational Database
10 32 (37.21%) Mentoring
10 32 (37.21%) HTML
11 30 (34.88%) Line Management
12 28 (32.56%) Ruby
13 26 (30.23%) Continuous Delivery
13 26 (30.23%) Continuous Integration
14 23 (26.74%) User Experience
15 20 (23.26%) HTTP
16 19 (22.09%) Web Services
16 19 (22.09%) BDD
17 18 (20.93%) Responsive Web Design
17 18 (20.93%) Visualisation
17 18 (20.93%) Front End Development
17 18 (20.93%) Web Design
18 17 (19.77%) REST
19 16 (18.60%) Automated Testing
20 13 (15.12%) Prototyping

Unix
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 9 (10.47%) Confluence
2 5 (5.81%) Apache Spark
2 5 (5.81%) SAS
2 5 (5.81%) WebSphere
3 3 (3.49%) WebSphere Application Server
3 3 (3.49%) WebSphere Portal
4 2 (2.33%) Apache
4 2 (2.33%) Tomcat
4 2 (2.33%) WebLogic
4 2 (2.33%) WebLogic Portal
5 1 (1.16%) Cloud Foundry
5 1 (1.16%) FileNet
5 1 (1.16%) Tuxedo
Applications
1 1 (1.16%) MS Visio
Business Applications
1 2 (2.33%) SAP Oil and Gas
Cloud Services
1 9 (10.47%) GitHub
2 1 (1.16%) Amazon AWS
Communications & Networking
1 20 (23.26%) HTTP
2 9 (10.47%) DNS
3 5 (5.81%) DHCP
3 5 (5.81%) F5 BIG-IP GTM
3 5 (5.81%) LDAP
3 5 (5.81%) NAS
3 5 (5.81%) SAN
4 4 (4.65%) TCP/IP
5 1 (1.16%) Fibre Channel
Database & Business Intelligence
1 32 (37.21%) Relational Database
2 6 (6.98%) Apache Hive
2 6 (6.98%) Big Data
2 6 (6.98%) Hadoop
2 6 (6.98%) HBase
3 5 (5.81%) DataStage
4 4 (4.65%) Data Lake
5 2 (2.33%) MongoDB
5 2 (2.33%) NoSQL
5 2 (2.33%) Pentaho
5 2 (2.33%) Spark SQL
6 1 (1.16%) Redis
Development Applications
1 57 (66.28%) Git (software)
2 10 (11.63%) Jenkins
2 10 (11.63%) JIRA
3 4 (4.65%) git-flow
3 4 (4.65%) Maven
4 3 (3.49%) Gradle
4 3 (3.49%) Mockito
4 3 (3.49%) Spock
5 2 (2.33%) Ant
5 2 (2.33%) EasyMock
5 2 (2.33%) jMock
5 2 (2.33%) Subversion
6 1 (1.16%) Eclipse
6 1 (1.16%) IntelliJ
6 1 (1.16%) JUnit
6 1 (1.16%) Selenium
6 1 (1.16%) TeamCity
General
1 11 (12.79%) Finance
2 6 (6.98%) Banking
3 2 (2.33%) Electronics
3 2 (2.33%) Manufacturing
3 2 (2.33%) Marketing
3 2 (2.33%) Telecoms
4 1 (1.16%) Financial Institution
4 1 (1.16%) Retail
Job Titles
1 52 (60.47%) Developer
2 37 (43.02%) Java Developer
3 17 (19.77%) Front End Developer (Client-Side Developer)
4 11 (12.79%) DevOps Engineer
5 8 (9.30%) Administrator
5 8 (9.30%) Front End Java Developer (Client-Side Java Developer)
6 7 (8.14%) Full Stack Developer
7 6 (6.98%) Analyst
7 6 (6.98%) HTML Developer
8 5 (5.81%) Big Data Analyst
8 5 (5.81%) Data Analyst
9 4 (4.65%) Lead Developer
9 4 (4.65%) Linux Administrator
9 4 (4.65%) Network Specialist
9 4 (4.65%) Platform Engineer
9 4 (4.65%) Unix Administrator
9 4 (4.65%) WebSphere Administrator
10 3 (3.49%) JavaScript Developer
10 3 (3.49%) Unix Analyst
11 2 (2.33%) ETL Analyst
Libraries, Frameworks & Software Standards
1 46 (53.49%) CSS
2 32 (37.21%) HTML
3 19 (22.09%) Web Services
4 17 (19.77%) REST
5 6 (6.98%) XML
6 3 (3.49%) JSON
6 3 (3.49%) Middleware
6 3 (3.49%) Node.js
6 3 (3.49%) SOAP
7 2 (2.33%) Apache Tez
7 2 (2.33%) Spring
7 2 (2.33%) Velocity
7 2 (2.33%) WebSphere MQ
8 1 (1.16%) Hibernate
8 1 (1.16%) J2EE
8 1 (1.16%) JDBC
8 1 (1.16%) JMS
8 1 (1.16%) Spring MVC
8 1 (1.16%) XSD
8 1 (1.16%) XSLT
Miscellaneous
1 23 (26.74%) User Experience
2 5 (5.81%) Data Centre
3 4 (4.65%) Replication
3 4 (4.65%) Symmetrix
4 3 (3.49%) Analytical Skills
5 2 (2.33%) DataPower
5 2 (2.33%) iSeries
6 1 (1.16%) Clustering
6 1 (1.16%) Foreign Exchange (FX)
6 1 (1.16%) Linux Command Line
6 1 (1.16%) Mobile App
6 1 (1.16%) Reference Data
Operating Systems
1 67 (77.91%) Linux
2 48 (55.81%) Mac OS X
3 5 (5.81%) Windows
4 4 (4.65%) AIX
4 4 (4.65%) Red Hat Enterprise Linux
4 4 (4.65%) Solaris
4 4 (4.65%) SUSE
4 4 (4.65%) SUSE Linux Enterprise Server
4 4 (4.65%) VMS
5 1 (1.16%) Data ONTAP
Processes & Methodologies
1 39 (45.35%) Agile Software Development
2 36 (41.86%) Configuration Management
2 36 (41.86%) TDD
2 36 (41.86%) Web Development
3 34 (39.53%) DevOps
4 32 (37.21%) Mentoring
5 30 (34.88%) Line Management
6 26 (30.23%) Continuous Delivery
6 26 (30.23%) Continuous Integration
7 19 (22.09%) BDD
8 18 (20.93%) Front End Development
8 18 (20.93%) Responsive Web Design
8 18 (20.93%) Visualisation
8 18 (20.93%) Web Design
9 16 (18.60%) Automated Testing
10 13 (15.12%) Prototyping
11 12 (13.95%) Rapid Prototyping
12 6 (6.98%) ETL
13 5 (5.81%) Data Modelling
13 5 (5.81%) MapReduce
Programming Languages
1 54 (62.79%) Java
2 40 (46.51%) JavaScript
3 34 (39.53%) Python
4 28 (32.56%) Ruby
5 12 (13.95%) Perl
6 8 (9.30%) SQL
7 7 (8.14%) Bash Shell
7 7 (8.14%) Shell Script
8 3 (3.49%) C
8 3 (3.49%) Scala
9 2 (2.33%) Clojure
9 2 (2.33%) Groovy
9 2 (2.33%) Jython
10 1 (1.16%) C++
10 1 (1.16%) ECMAScript
10 1 (1.16%) ES6
10 1 (1.16%) Korn
10 1 (1.16%) PL/SQL
10 1 (1.16%) XPath
Qualifications
1 10 (11.63%) Security Cleared
2 6 (6.98%) BC Cleared
3 3 (3.49%) Degree
4 1 (1.16%) BPSS Clearance
4 1 (1.16%) DBS Check
Quality Assurance & Compliance
1 7 (8.14%) Disclosure Scotland
2 1 (1.16%) FATCA
System Software
1 8 (9.30%) Docker
2 5 (5.81%) NFS
3 4 (4.65%) Oracle RAC
3 4 (4.65%) SRDF
3 4 (4.65%) Veritas File System
3 4 (4.65%) Veritas Volume Manager
4 3 (3.49%) HDFS
5 2 (2.33%) Veritas Cluster Server
6 1 (1.16%) Active Directory
Systems Management
1 9 (10.47%) Puppet
2 6 (6.98%) Ansible
2 6 (6.98%) Opscode Chef
3 4 (4.65%) Cobbler
3 4 (4.65%) Veritas Storage Foundation
4 1 (1.16%) Control-M
4 1 (1.16%) Kubernetes
Vendors
1 6 (6.98%) Brocade
2 5 (5.81%) Ab Initio
2 5 (5.81%) Cisco
2 5 (5.81%) F5
2 5 (5.81%) Infoblox
2 5 (5.81%) Informatica
2 5 (5.81%) NetApp
2 5 (5.81%) Oracle
2 5 (5.81%) VMware
3 4 (4.65%) EMC
3 4 (4.65%) IBM
3 4 (4.65%) Red Hat
3 4 (4.65%) Sun
3 4 (4.65%) Veritas
4 2 (2.33%) Microsoft
4 2 (2.33%) SAP
4 2 (2.33%) Splunk
5 1 (1.16%) AppDynamics
5 1 (1.16%) MuleSoft
5 1 (1.16%) Solace