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 20 January 2017 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
20 Jan 2017
Same period 2016 Same period 2015
Portable Operating System Interface (POSIX)
UK / England
Rank 558 582 588
Rank change year-on-year
+24 +6
Contract jobs citing POSIX 7 13 4
As % of all contract IT jobs located in England 0.017% 0.028% 0.009%
As % of the Libraries, Frameworks & Software Standards category 0.055% 0.096% 0.031%
Number of daily rates quoted 3 10 2
Median daily rate £425 £431 £338
Median daily rate % change year-on-year
-1.44% +27.77%
UK excluding London median daily rate - £415 £338
% change year-on-year
- +22.96%
Number of hourly rates quoted 0 1 0
Median hourly rate - £42.00 -
UK excluding London median hourly rate - £42.00 -

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
12844 13593 12802
As % of all contract IT jobs located in England 30.98% 29.23% 27.56%
Number of daily rates quoted 8889 9451 8785
Median daily rate £425 £413 £400
Median daily rate % change year-on-year
+3.03% +3.12%
90% offered a daily rate of more than £313 £300 £275
10% offered a daily rate of more than £575 £550 £550
UK excluding London median daily rate £375 £370 £350
% change year-on-year
+1.35% +5.71%
Number of hourly rates quoted 146 247 167
Median hourly rate £37.50 £38.50 £33.50
Median hourly rate % change year-on-year
-2.59% +14.92%
90% offered a hourly rate of more than £20.00 £20.50 £21.00
10% offered a hourly rate of more than £50.00 £56.53 £50.00
UK excluding London median hourly rate £37.50 £37.50 £33.50
% change year-on-year
- +11.94%

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 20 January 2017. 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 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
London +13 7 £425 -5.55% 2
POSIX
UK

POSIX
Top 30 Related IT Skills in England

For the 6 months to 20 January 2017, 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 9 (100.00%) Java
1 9 (100.00%) Linux
1 9 (100.00%) Python
2 8 (88.89%) C
2 8 (88.89%) Shell Script
3 7 (77.78%) Software Engineering
3 7 (77.78%) Internet
3 7 (77.78%) HTTP
3 7 (77.78%) TCP/IP
3 7 (77.78%) Unix
3 7 (77.78%) nginx
4 6 (66.67%) Load Testing
4 6 (66.67%) Open Source
4 6 (66.67%) Graphite
4 6 (66.67%) DNS
4 6 (66.67%) SSL
4 6 (66.67%) BGP
4 6 (66.67%) PKI
5 5 (55.56%) Apache
5 5 (55.56%) Kernel Tuning
6 3 (33.33%) IPv4
6 3 (33.33%) IPv6
6 3 (33.33%) Mentoring
7 1 (11.11%) Waterfall
7 1 (11.11%) Puppet
7 1 (11.11%) Cygwin
7 1 (11.11%) GCC
7 1 (11.11%) Digital Signal Processing
7 1 (11.11%) Signal Processing
7 1 (11.11%) High Availability

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 7 (77.78%) nginx
2 5 (55.56%) Apache
3 1 (11.11%) JBoss
3 1 (11.11%) Tomcat
Applications
1 1 (11.11%) Doxygen
Cloud Services
1 1 (11.11%) Amazon AWS
1 1 (11.11%) Amazon CloudWatch
1 1 (11.11%) Amazon EC2
1 1 (11.11%) Amazon Glacier
1 1 (11.11%) Amazon S3
1 1 (11.11%) AWS CloudFormation
1 1 (11.11%) Route 53
1 1 (11.11%) Virtual Private Cloud
Communications & Networking
1 7 (77.78%) HTTP
1 7 (77.78%) Internet
1 7 (77.78%) TCP/IP
2 6 (66.67%) BGP
2 6 (66.67%) DNS
2 6 (66.67%) SSL
3 3 (33.33%) IPv4
3 3 (33.33%) IPv6
4 1 (11.11%) Kerberos
4 1 (11.11%) LDAP
Database & Business Intelligence
1 1 (11.11%) Amazon RDS
Development Applications
1 1 (11.11%) Emacs
1 1 (11.11%) GCC
1 1 (11.11%) Git (software)
1 1 (11.11%) Mercurial
General
1 1 (11.11%) Aerospace
Job Titles
1 7 (77.78%) Software Engineer
2 6 (66.67%) Senior Software Engineer
3 2 (22.22%) Java Engineer
3 2 (22.22%) Java Software Engineer
3 2 (22.22%) Python Software Engineer
4 1 (11.11%) Architect
4 1 (11.11%) AWS Architect
4 1 (11.11%) Embedded Engineer
4 1 (11.11%) Senior Java Engineer
4 1 (11.11%) Senior Java Software Engineer
4 1 (11.11%) Software Validation Engineer
4 1 (11.11%) Systems Architect
4 1 (11.11%) Validation Engineer
Miscellaneous
1 6 (66.67%) PKI
2 1 (11.11%) Computer Science
2 1 (11.11%) Embedded Systems
2 1 (11.11%) MPEG
Operating Systems
1 9 (100.00%) Linux
2 7 (77.78%) Unix
3 1 (11.11%) CentOS
3 1 (11.11%) Debian
3 1 (11.11%) Ubuntu
Processes & Methodologies
1 7 (77.78%) Software Engineering
2 6 (66.67%) Load Testing
2 6 (66.67%) Open Source
3 5 (55.56%) Kernel Tuning
4 3 (33.33%) Mentoring
5 1 (11.11%) Agile Software Development
5 1 (11.11%) Computer Architecture
5 1 (11.11%) Continuous Improvement
5 1 (11.11%) Continuous Integration
5 1 (11.11%) Digital Signal Processing
5 1 (11.11%) High Availability
5 1 (11.11%) IC Design
5 1 (11.11%) Signal Processing
5 1 (11.11%) Validation
5 1 (11.11%) Waterfall
Programming Languages
1 9 (100.00%) Java
1 9 (100.00%) Python
2 8 (88.89%) C
2 8 (88.89%) Shell Script
3 1 (11.11%) AWK
3 1 (11.11%) Bash Shell
3 1 (11.11%) Ruby
3 1 (11.11%) sed
Qualifications
1 1 (11.11%) Degree
Quality Assurance & Compliance
1 1 (11.11%) MISRA
1 1 (11.11%) MISRA C
System Software
1 1 (11.11%) Cygwin
1 1 (11.11%) iptables
Systems Management
1 6 (66.67%) Graphite
2 1 (11.11%) Ansible
2 1 (11.11%) HAProxy
2 1 (11.11%) Opscode Chef
2 1 (11.11%) Puppet
2 1 (11.11%) SELinux
London
Opilio Recruitment
Rate: From £400 to £500 per day
Posted: 8 hours ago
London
Stafford-Sharp Associates
Rate: £450.00 - £500.00 per day
Posted: 2 days ago