The table below looks at the statistics for POSIX skills in IT contracts advertised for the England region. Included is a guide to the contractor rates offered in IT contracts that have cited POSIX over the 3 months to 28 May 2016 with a comparison to the same period over the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

3 months to
28 May 2016
Same period 2015 Same period 2014
Portable Operating System Interface (POSIX)
Rank 622 602 572
Rank change year-on-year
-20 -30
Contract jobs citing POSIX 3 9 16
As % of all contract IT jobs located in England 0.006% 0.018% 0.033%
As % of the Libraries, Frameworks & Software Standards category 0.021% 0.066% 0.12%
Number of daily rates quoted 1 6 12
Median daily rate £388 £415 £300
Median daily rate % change year-on-year
-6.62% +38.33%
UK excluding London median daily rate £388 £415 £300
% change year-on-year
-6.62% +38.33%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -
POSIX
UK

The following table is for comparison with the above and provides statistics for the entire Libraries, Frameworks & Software Standards category in contract jobs advertised in the England region.

Libraries, Frameworks & Software Standards Category
England
Contract IT job ads with a match in the
Libraries, Frameworks & Software Standards category
14122 13694 13211
As % of all contract IT jobs located in England 28.22% 27.31% 27.49%
Number of daily rates quoted 10116 9153 8895
Median daily rate £425 £388 £375
Median daily rate % change year-on-year
+9.67% +3.33%
90% offered a daily rate of more than £300 £282 £270
10% offered a daily rate of more than £575 £550 £525
UK excluding London median daily rate £375 £350 £350
% change year-on-year
+7.14% -
Number of hourly rates quoted 155 187 166
Median hourly rate £31.90 £35.00 £35.00
Median hourly rate % change year-on-year
-8.85% -
90% offered a hourly rate of more than £11.00 £17.00 £15.26
10% offered a hourly rate of more than £51.00 £49.50 £55.00
UK excluding London median hourly rate £31.90 £37.80 £35.00
% change year-on-year
-15.60% +8.00%

POSIX
Jobs Demand Trend in England

The demand trend of contract jobs across the England region citing POSIX as a proportion of all IT contracts with a match in the Libraries, Frameworks & Software Standards category.

POSIX Jobs Demand Trend in England

POSIX
Daily Rate Trend in England

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing POSIX across the England region.

POSIX Daily Rate Trend in England

POSIX
Hourly Rate Trend in England

This chart provides the 3-month moving average for hourly rates quoted in IT contractor jobs citing POSIX across the England region.

POSIX Hourly Rate Trend in England

POSIX
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing POSIX within the England region over the 3 months to 28 May 2016. 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
(Click see detailed
statistics and trends)
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 West - 2 - -
South East - 1 £388 -
POSIX
UK

POSIX
Top 30 Related IT Skills in England

For the 6 months to 28 May 2016, IT contractor jobs citing POSIX 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 England region with a requirement for POSIX.

1 7 (87.50%) Linux
2 5 (62.50%) AIX
2 5 (62.50%) Solaris
2 5 (62.50%) Unix
3 4 (50.00%) Red Hat Enterprise Linux
4 3 (37.50%) Database Security
4 3 (37.50%) Oracle Database
4 3 (37.50%) PL/SQL
4 3 (37.50%) SQL
4 3 (37.50%) Oracle
4 3 (37.50%) Shell Script
4 3 (37.50%) Oracle RMAN
4 3 (37.50%) Agile Software Development
4 3 (37.50%) Subversion
4 3 (37.50%) Oracle RAC
4 3 (37.50%) Oracle Application Server
4 3 (37.50%) Data Guard
4 3 (37.50%) Oracle Service Bus
5 2 (25.00%) Database Tuning
5 2 (25.00%) Oracle Database 11g
5 2 (25.00%) Performance Testing
5 2 (25.00%) VMware
5 2 (25.00%) Project Management
5 2 (25.00%) Red Hat
5 2 (25.00%) IBM
5 2 (25.00%) Oracle Database 10g
5 2 (25.00%) Sun
5 2 (25.00%) Windows
5 2 (25.00%) Python
5 2 (25.00%) iSeries

POSIX
Top Related IT Skills in England 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 (37.50%) Oracle Application Server
1 3 (37.50%) Oracle Service Bus
Cloud Services
1 1 (12.50%) Amazon AWS
Communications & Networking
1 1 (12.50%) HTTP
Database & Business Intelligence
1 3 (37.50%) Oracle Database
2 2 (25.00%) Oracle Database 10g
2 2 (25.00%) Oracle Database 11g
2 2 (25.00%) Oracle Database 12c
Development Applications
1 3 (37.50%) Subversion
2 1 (12.50%) Xcode
Job Titles
1 3 (37.50%) DBA
1 3 (37.50%) Oracle DBA
2 2 (25.00%) Linux Engineer
2 2 (25.00%) Linux Systems Engineer
2 2 (25.00%) Systems Engineer
3 1 (12.50%) Administrator
3 1 (12.50%) Developer
3 1 (12.50%) iOS Developer
3 1 (12.50%) Linux Administrator
3 1 (12.50%) Linux Specialist
3 1 (12.50%) SQL DBA
3 1 (12.50%) Unix Administrator
3 1 (12.50%) Unix Specialist
Libraries, Frameworks & Software Standards
1 1 (12.50%) boto
1 1 (12.50%) Cocoa
1 1 (12.50%) Cocoa Touch
1 1 (12.50%) Core Animation
1 1 (12.50%) JSON
1 1 (12.50%) Oracle GoldenGate
1 1 (12.50%) Pthreads
1 1 (12.50%) RESTful
1 1 (12.50%) XML
Miscellaneous
1 2 (25.00%) Driving Licence
1 2 (25.00%) iSeries
1 2 (25.00%) Public Cloud
2 1 (12.50%) Algorithms
2 1 (12.50%) Animation
2 1 (12.50%) Cryptography
2 1 (12.50%) Data Structures
2 1 (12.50%) iPad
2 1 (12.50%) iPhone
Operating Systems
1 7 (87.50%) Linux
2 5 (62.50%) AIX
2 5 (62.50%) Solaris
2 5 (62.50%) Unix
3 4 (50.00%) Red Hat Enterprise Linux
4 2 (25.00%) Windows
5 1 (12.50%) Apple iOS
Processes & Methodologies
1 3 (37.50%) Agile Software Development
1 3 (37.50%) Database Security
2 2 (25.00%) Database Tuning
2 2 (25.00%) Kernel Tuning
2 2 (25.00%) Performance Testing
2 2 (25.00%) Project Management
3 1 (12.50%) Automated Testing
3 1 (12.50%) Code Optimisation
3 1 (12.50%) Continuous Integration
3 1 (12.50%) iOS Development
3 1 (12.50%) Memory Management
3 1 (12.50%) Multithreading
3 1 (12.50%) MVC
3 1 (12.50%) OO
3 1 (12.50%) OOA/OOD
3 1 (12.50%) Scrum
3 1 (12.50%) Software Engineering
3 1 (12.50%) TDD
3 1 (12.50%) UML
Programming Languages
1 3 (37.50%) PL/SQL
1 3 (37.50%) Shell Script
1 3 (37.50%) SQL
2 2 (25.00%) Bash Shell
2 2 (25.00%) Python
3 1 (12.50%) C
3 1 (12.50%) Java
3 1 (12.50%) Objective-C
3 1 (12.50%) Perl
3 1 (12.50%) PowerShell
Qualifications
1 1 (12.50%) Oracle Certification
1 1 (12.50%) SC Cleared
1 1 (12.50%) Security Cleared
System Software
1 3 (37.50%) Oracle RAC
Systems Management
1 3 (37.50%) Data Guard
1 3 (37.50%) Oracle RMAN
2 1 (12.50%) CFEngine
2 1 (12.50%) Opscode Chef
2 1 (12.50%) Puppet
Vendors
1 3 (37.50%) Oracle
2 2 (25.00%) IBM
2 2 (25.00%) Red Hat
2 2 (25.00%) Sun
2 2 (25.00%) VMware
3 1 (12.50%) Apple