The table below looks at the statistics for POSIX skills in IT jobs advertised for the England region. Included is a guide to the average salaries offered in IT jobs that have cited POSIX over the 3 months to 18 December 2014 with a comparison to the same period in the previous 2 years.

Location
3 months to
18 Dec 2014
Same period 2013 Same period 2012
Portable Operating System Interface for UNIX (POSIX)
Rank 853 826 812
Rank change year-on-year
-27 -14
Permanent jobs citing POSIX 17 52 60
As % of all permanent IT jobs located in England 0.016% 0.051% 0.055%
As % of the Libraries, Frameworks & Software Standards category 0.044% 0.12% 0.13%
Number of salaries quoted 15 33 58
Average salary £42,500 £44,500 £43,750
Average salary % change year-on-year
-4.49% +1.71%
90% offered a salary of more than £30,000 £35,000 £37,400
10% offered a salary of more than £60,000 £74,000 £60,000
UK excluding London average salary £42,500 £44,000 £46,000
% change year-on-year
-3.40% -4.34%
POSIX
UK

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

Libraries, Frameworks & Software Standards Category
England
Permanent IT job ads with a match in the
Libraries, Frameworks & Software Standards category
38840 42157 46358
As % of all permanent IT jobs located in England 36.87% 41.17% 42.50%
Number of salaries quoted 33621 35946 41528
Average salary £42,500 £42,500 £40,000
Average salary % change year-on-year
- +6.25%
90% offered a salary of more than £30,000 £29,000 £28,000
10% offered a salary of more than £62,500 £60,000 £62,500
UK excluding London average salary £40,000 £37,500 £37,500
% change year-on-year
+6.66% -

POSIX
Jobs Demand Trend in England

This chart provides a 3-month moving total of permanent IT jobs citing POSIX across the England region as a proportion of the total demand within the Libraries, Frameworks & Software Standards category.

POSIX Jobs Demand Trend in England

POSIX
Salary Trend in England

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

POSIX Salary Trend in England

POSIX
Salary Histogram in England

This chart provides a salary histogram for IT jobs citing POSIX across the England region over the 3 months to 18 December 2014.

POSIX Salary Histogram in England

POSIX
Job Locations in England

The table below looks at the demand and provides a guide to the average salaries quoted in IT jobs citing POSIX within the England region over the 3 months to 18 December 2014. 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
(Use links below to see detailed
statistics and historical trends)
Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Average Salary
Last 3 Months
Average Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
South West -26 9 £45,000 +28.57%
London +27 5 £38,750 -30.18%
South East -12 3 £42,500 -11.45%
POSIX
UK

POSIX
Top 30 Related IT Skills in England

For the 6 months to 18 December 2014, IT jobs across the England region citing POSIX also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited POSIX.

1 18 (90.00%) Linux
2 14 (70.00%) C++
2 14 (70.00%) C
3 10 (50.00%) UNIX
4 9 (45.00%) Python
5 8 (40.00%) Degree
6 7 (35.00%) Windows
7 6 (30.00%) TCP/IP
7 6 (30.00%) Software Engineering
7 6 (30.00%) Embedded Linux
7 6 (30.00%) Cyber Security
8 5 (25.00%) Ruby
8 5 (25.00%) Device Driver
8 5 (25.00%) Configuration Management
9 4 (20.00%) STL
9 4 (20.00%) HTML
9 4 (20.00%) HTML5
9 4 (20.00%) Multithreading
9 4 (20.00%) Pthreads
10 3 (15.00%) Qt
10 3 (15.00%) uClinux
10 3 (15.00%) Lua
10 3 (15.00%) GTK+
10 3 (15.00%) FreeSWITCH
10 3 (15.00%) MS PowerPoint
10 3 (15.00%) VLAN
10 3 (15.00%) HND
10 3 (15.00%) RTP
10 3 (15.00%) Q.931
10 3 (15.00%) Electronics

POSIX
Top Related IT Skills in England by Category

For the 6 months to 18 December 2014, IT jobs across the England region citing POSIX also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited POSIX. Up to 20 skills are shown per category.

Application Platforms
1 2 (10.00%) OpenStack
Applications
1 3 (15.00%) MS Excel
1 3 (15.00%) MS Visio
1 3 (15.00%) MS PowerPoint
Communications & Networking
1 6 (30.00%) TCP/IP
2 3 (15.00%) Internet
2 3 (15.00%) VLAN
2 3 (15.00%) PBX
2 3 (15.00%) VoIP
2 3 (15.00%) Ethernet
2 3 (15.00%) HTTP
2 3 (15.00%) SNMP
2 3 (15.00%) RTP
2 3 (15.00%) Q.931
3 2 (10.00%) IPsec
3 2 (10.00%) SSH
3 2 (10.00%) IGMP
3 2 (10.00%) DHCP
3 2 (10.00%) Network Security
3 2 (10.00%) RTCP
Database & Business Intelligence
1 2 (10.00%) MySQL
1 2 (10.00%) Relational Database
General
1 3 (15.00%) Electronics
2 2 (10.00%) Telecoms
2 2 (10.00%) Finance
3 1 (5.00%) Banking
Job Titles
1 4 (20.00%) Software Engineer
1 4 (20.00%) Developer
1 4 (20.00%) C++ Developer
2 3 (15.00%) Software Development Manager
2 3 (15.00%) Team Leader
2 3 (15.00%) Development Team Leader
2 3 (15.00%) Hardware Engineer
2 3 (15.00%) Analyst
2 3 (15.00%) Test Analyst
2 3 (15.00%) Development Manager
2 3 (15.00%) Software Development Team Leader
2 3 (15.00%) Software Manager
2 3 (15.00%) Software Team Leader
3 2 (10.00%) Graduate Hardware Engineer
3 2 (10.00%) Software Engineering Manager
3 2 (10.00%) Graduate
3 2 (10.00%) Administrator
3 2 (10.00%) Engineering Manager
3 2 (10.00%) Design Engineer
3 2 (10.00%) Embedded Software Engineer
Libraries, Frameworks & Software Standards
1 4 (20.00%) HTML
1 4 (20.00%) STL
1 4 (20.00%) Pthreads
1 4 (20.00%) HTML5
2 3 (15.00%) FreeSWITCH
2 3 (15.00%) GTK+
2 3 (15.00%) Qt
3 2 (10.00%) Boost C++ Libraries
3 2 (10.00%) XML
3 2 (10.00%) WebRTC
Miscellaneous
1 5 (25.00%) Device Driver
2 2 (10.00%) Cryptography
2 2 (10.00%) SCADA
2 2 (10.00%) Open Source
2 2 (10.00%) Embedded Systems
2 2 (10.00%) Management Information System
3 1 (5.00%) Data Structures
3 1 (5.00%) Algorithms
3 1 (5.00%) Hedge funds
3 1 (5.00%) Computer Science
Operating Systems
1 18 (90.00%) Linux
2 10 (50.00%) UNIX
3 7 (35.00%) Windows
4 6 (30.00%) Embedded Linux
5 3 (15.00%) uClinux
6 2 (10.00%) Debian
Processes & Methodologies
1 6 (30.00%) Software Engineering
1 6 (30.00%) Cyber Security
2 5 (25.00%) Configuration Management
3 4 (20.00%) Multithreading
4 2 (10.00%) Information Assurance
4 2 (10.00%) Requirements Analysis
4 2 (10.00%) OO
4 2 (10.00%) OOD
4 2 (10.00%) Continuous Improvement
4 2 (10.00%) Analytics
5 1 (5.00%) User Stories
5 1 (5.00%) Build Automation
5 1 (5.00%) Low Latency
5 1 (5.00%) Performance Analysis
5 1 (5.00%) Demand Forecasting
5 1 (5.00%) Mentoring
5 1 (5.00%) Coaching
5 1 (5.00%) Agile Software Development
5 1 (5.00%) Automated Testing
5 1 (5.00%) Test Scripting
Programming Languages
1 14 (70.00%) C++
1 14 (70.00%) C
2 9 (45.00%) Python
3 5 (25.00%) Ruby
4 3 (15.00%) Lua
4 3 (15.00%) Shell Script
4 3 (15.00%) Java
5 2 (10.00%) JavaScript
5 2 (10.00%) Perl
5 2 (10.00%) C#
6 1 (5.00%) Embedded C
Qualifications
1 8 (40.00%) Degree
2 3 (15.00%) HND
3 2 (10.00%) Security Cleared
4 1 (5.00%) MBA
System Software
1 3 (15.00%) Firmware
Vendors
1 3 (15.00%) Microsoft
1 3 (15.00%) Genesys
2 1 (5.00%) Facebook