The table below looks at the statistics for POSIX skills in IT jobs advertised across the UK. Included is a guide to the average salaries offered in IT jobs that have cited POSIX over the 3 months to 29 August 2014 with a comparison to the same period in the previous 2 years.

Location
3 months to
29 Aug 2014
Same period 2013 Same period 2012
Portable Operating System Interface for UNIX (POSIX)
Rank 893 863 862
Rank change year-on-year
-30 -1
Permanent jobs citing POSIX 6 10 27
As % of all permanent IT jobs located in the UK 0.005% 0.009% 0.023%
As % of the Libraries, Frameworks & Software Standards category 0.014% 0.024% 0.057%
Number of salaries quoted 2 10 24
Average salary £45,000 £40,000 £42,500
Average salary % change year-on-year
+12.50% -5.88%
UK excluding London average salary £45,000 £40,000 £42,500
% change year-on-year
+12.50% -5.88%

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

Libraries, Frameworks & Software Standards Category
UK
Permanent IT job ads with a match in the
Libraries, Frameworks & Software Standards category
44238 42026 47482
As % of all permanent IT jobs located in the UK 38.01% 39.51% 40.64%
Number of salaries quoted 37202 36393 41776
Average salary £42,500 £41,000 £40,000
Average salary % change year-on-year
+3.65% +2.50%
90% offered a salary of more than £30,000 £28,500 £28,500
10% offered a salary of more than £62,500 £62,500 £62,500
UK excluding London average salary £40,000 £37,500 £37,500
% change year-on-year
+6.66% -

POSIX
Jobs Demand Trend

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

POSIX Jobs Demand Trend in the UK

POSIX
Salary Trend

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing POSIX within the UK.

POSIX Salary Trend in the UK

POSIX
Top 9 Job Locations

The table below looks at the demand and provides a guide to the average salaries quoted in IT jobs citing POSIX within the UK over the 3 months to 29 August 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
England -40 5 £45,000 +12.50% 1
East of England - 5 £45,000 -
Cambridgeshire - 3 - -
Hertfordshire - 2 £45,000 -
Hoddesdon - 2 £45,000 -
Cwmbran - 1 - -
Torfaen - 1 - -
South Wales - 1 - -
Wales - 1 - -

POSIX
Top 30 Related IT Skills

For the 6 months to 29 August 2014, IT jobs within the UK 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 24 (92.31%) Linux
2 19 (73.08%) C
3 14 (53.85%) C++
3 14 (53.85%) Software Engineering
4 12 (46.15%) Degree
4 12 (46.15%) Perl
5 11 (42.31%) OO
5 11 (42.31%) Python
6 10 (38.46%) Telecoms
6 10 (38.46%) Agile Software Development
7 9 (34.62%) Internet
7 9 (34.62%) HTML
7 9 (34.62%) Java
8 8 (30.77%) HTML5
9 7 (26.92%) 4G
9 7 (26.92%) Embedded Linux
9 7 (26.92%) Computer Science
9 7 (26.92%) LTE
9 7 (26.92%) Wireless
9 7 (26.92%) Device Driver
10 6 (23.08%) UNIX
10 6 (23.08%) Ruby
10 6 (23.08%) Physics
11 5 (19.23%) Informatics
11 5 (19.23%) Mathematics
11 5 (19.23%) Statistics
11 5 (19.23%) Bioinformatics
11 5 (19.23%) Haskell
11 5 (19.23%) Scala
11 5 (19.23%) Open Source

POSIX
Top Related IT Skills by Category

For the 6 months to 29 August 2014, IT jobs within the UK 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 3 (11.54%) OpenStack
2 1 (3.85%) Apache
Communications & Networking
1 9 (34.62%) Internet
2 7 (26.92%) Wireless
2 7 (26.92%) LTE
2 7 (26.92%) 4G
3 4 (15.38%) TCP/IP
3 4 (15.38%) DVB
3 4 (15.38%) HTTP
4 3 (11.54%) SNMP
4 3 (11.54%) PBX
4 3 (11.54%) VoIP
4 3 (11.54%) DHCP
4 3 (11.54%) RTCP
4 3 (11.54%) RTP
4 3 (11.54%) Q.931
4 3 (11.54%) IGMP
4 3 (11.54%) VLAN
5 1 (3.85%) SSL
Database & Business Intelligence
1 2 (7.69%) MySQL
2 1 (3.85%) SQL Server
2 1 (3.85%) NoSQL
2 1 (3.85%) Relational Database
Development Applications
1 5 (19.23%) Subversion
2 4 (15.38%) JIRA
2 4 (15.38%) Git (software)
2 4 (15.38%) ClearCase
2 4 (15.38%) Eclipse
3 3 (11.54%) Visual Studio
4 2 (7.69%) GDB
4 2 (7.69%) GNU Toolchain
5 1 (3.85%) GCC
5 1 (3.85%) Automake
5 1 (3.85%) Jenkins
General
1 10 (38.46%) Telecoms
2 4 (15.38%) Finance
3 1 (3.85%) Advertising
3 1 (3.85%) Marketing
Job Titles
1 15 (57.69%) Software Engineer
2 8 (30.77%) Developer
3 7 (26.92%) Software Developer
3 7 (26.92%) Senior Developer
3 7 (26.92%) Senior Software Developer
3 7 (26.92%) Embedded Software Engineer
4 4 (15.38%) Senior Software Engineer
5 3 (11.54%) Junior Software Engineer
5 3 (11.54%) Software Design Engineer
5 3 (11.54%) Design Engineer
5 3 (11.54%) Junior
6 2 (7.69%) Systems Engineer
6 2 (7.69%) Linux Engineer
7 1 (3.85%) Implementation Engineer
7 1 (3.85%) DevOps Engineer
7 1 (3.85%) Systems Developer
7 1 (3.85%) Systems Programmer
7 1 (3.85%) C++ Developer
7 1 (3.85%) Programmer
Libraries, Frameworks & Software Standards
1 9 (34.62%) HTML
2 8 (30.77%) HTML5
3 4 (15.38%) Middleware
3 4 (15.38%) Qt
4 3 (11.54%) GTK+
4 3 (11.54%) XML
4 3 (11.54%) FreeSWITCH
4 3 (11.54%) WebRTC
5 2 (7.69%) Pthreads
6 1 (3.85%) Regular Expression
6 1 (3.85%) OpenGL
6 1 (3.85%) STL
6 1 (3.85%) OpenMP
Miscellaneous
1 7 (26.92%) Device Driver
1 7 (26.92%) Computer Science
2 6 (23.08%) Physics
3 5 (19.23%) Open Source
3 5 (19.23%) Statistics
3 5 (19.23%) Informatics
3 5 (19.23%) Mathematics
4 4 (15.38%) STB
4 4 (15.38%) DTV
5 3 (11.54%) Embedded Systems
6 1 (3.85%) CUDA
6 1 (3.85%) Client/Server
6 1 (3.85%) Data Integration
Operating Systems
1 24 (92.31%) Linux
2 7 (26.92%) Embedded Linux
3 6 (23.08%) UNIX
4 3 (11.54%) Windows
4 3 (11.54%) uClinux
5 2 (7.69%) Debian
Processes & Methodologies
1 14 (53.85%) Software Engineering
2 11 (42.31%) OO
3 10 (38.46%) Agile Software Development
4 5 (19.23%) OOD
4 5 (19.23%) Extreme Programming
4 5 (19.23%) Bioinformatics
4 5 (19.23%) Memory Management
5 4 (15.38%) Software Architecture
5 4 (15.38%) Multithreading
5 4 (15.38%) TDD
5 4 (15.38%) UML
5 4 (15.38%) DNA
6 1 (3.85%) E-Commerce
6 1 (3.85%) Migration
6 1 (3.85%) Time Management
6 1 (3.85%) Parallel Computing
6 1 (3.85%) Parallel Programming
6 1 (3.85%) Web Development
6 1 (3.85%) Web Application Development
6 1 (3.85%) Mobile Marketing
Programming Languages
1 19 (73.08%) C
2 14 (53.85%) C++
3 12 (46.15%) Perl
4 11 (42.31%) Python
5 9 (34.62%) Java
6 6 (23.08%) Ruby
7 5 (19.23%) Haskell
7 5 (19.23%) Scala
7 5 (19.23%) R
7 5 (19.23%) Golang
8 3 (11.54%) Bash Shell
9 2 (7.69%) SQL
9 2 (7.69%) AWK
9 2 (7.69%) Fortran
10 1 (3.85%) Shell Script
10 1 (3.85%) MATLAB
10 1 (3.85%) JavaScript
10 1 (3.85%) PL/SQL
10 1 (3.85%) sed
Qualifications
1 12 (46.15%) Degree
Quality Assurance & Compliance
1 1 (3.85%) QA
Systems Management
1 1 (3.85%) Puppet
1 1 (3.85%) Opscode Chef
Vendors
1 4 (15.38%) Cisco
2 1 (3.85%) Perforce