Period
to 23 October 2018

The following table provides summary statistics for permanent job vacancies advertised in the South East with a requirement for Postfix skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Postfix over the 6 months to 23 October 2018 with a comparison to the same period in the previous 2 years.

Postfix
England > South East
6 months to
23 Oct 2018
Same period 2017 Same period 2016
Rank 532 537 568
Rank change year-on-year +5 +31 +83
Permanent jobs citing Postfix 7 8 36
As % of all permanent IT jobs advertised in the South East 0.024% 0.028% 0.10%
As % of the System Software category 0.17% 0.20% 0.72%
Number of salaries quoted 7 8 36
South East median annual salary £55,000 £67,500 £41,000
Median salary % change year-on-year -18.52% +64.63% -31.67%
10th Percentile £24,550 £37,500 £32,500
90th Percentile £60,000 £97,250 £52,500
England median annual salary £56,500 £42,500 £44,500
% change year-on-year +32.94% -4.49% -6.32%

Postfix is in the System Software category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in the South East with a requirement for system software skills.

All System Software Skills
South East
Permanent vacancies with a requirement for system software skills 4,222 3,984 4,966
As % of all permanent IT jobs advertised in the South East 14.50% 13.71% 14.12%
Number of salaries quoted 3,426 3,448 4,245
South East median annual salary £42,500 £40,000 £40,000
Median salary % change year-on-year +6.25% - -
10th Percentile £23,000 £22,000 £23,000
90th Percentile £67,500 £67,500 £62,500
England median annual salary £50,000 £45,000 £42,500
% change year-on-year +11.11% +5.88% +6.25%

Postfix
Job Vacancy Trend in the South East

Job postings citing Postfix as a percentage of all IT jobs advertised in the South East.

Job vacancy trend for Postfix in the South East

Postfix
Salary Trend in the South East

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Postfix in the South East.

Salary trend for Postfix in the South East

Postfix
Salary Histogram in the South East

The salary distribution of IT jobs citing Postfix in the South East over the 6 months to 23 October 2018.

Salary histogram for Postfix in the South East

Postfix
Job Locations in the South East

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Postfix within the South East region over the 6 months to 23 October 2018. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Hampshire -28 4 £26,500 -33.75% 1
Thames Valley +8 3 £55,000 -38.89% 4
Berkshire -14 2 £57,500 -36.11% 4
Oxfordshire +4 1 £55,000 +10.00%
Postfix
England

For the 6 months to 23 October 2018, IT jobs citing Postfix also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the South East region with a requirement for Postfix.

1 7 (100.00%) Linux
1 7 (100.00%) Apache
2 6 (85.71%) PostgreSQL
3 5 (71.43%) C++
3 5 (71.43%) Java
3 5 (71.43%) nginx
3 5 (71.43%) Cucumber
4 4 (57.14%) Python
4 4 (57.14%) Unix
5 3 (42.86%) JavaScript
5 3 (42.86%) SQL
5 3 (42.86%) HTML
5 3 (42.86%) C
5 3 (42.86%) Subversion
5 3 (42.86%) Ansible
5 3 (42.86%) LAPP Stack
5 3 (42.86%) Ruby
5 3 (42.86%) Ubuntu
5 3 (42.86%) Ruby on Rails
5 3 (42.86%) Git (software)
5 3 (42.86%) RSpec
6 2 (28.57%) Open Source
6 2 (28.57%) Bash Shell
6 2 (28.57%) Test Automation
6 2 (28.57%) Continuous Integration
6 2 (28.57%) Data Protection
6 2 (28.57%) React
6 2 (28.57%) SDLC
6 2 (28.57%) Vue.js
6 2 (28.57%) BDD

Postfix
Co-occurring IT Skills in the South East 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 (100.00%) Apache
2 5 (71.43%) nginx
3 2 (28.57%) Traffic Server
4 1 (14.29%) lighttpd
Cloud Services
1 2 (28.57%) GitHub
Communications & Networking
1 1 (14.29%) DNS
1 1 (14.29%) Firewall
1 1 (14.29%) SSH
1 1 (14.29%) tcpdump
1 1 (14.29%) Wireshark
Database & Business Intelligence
1 6 (85.71%) PostgreSQL
Development Applications
1 5 (71.43%) Cucumber
2 3 (42.86%) Git (software)
2 3 (42.86%) RSpec
2 3 (42.86%) Subversion
3 2 (28.57%) Jenkins
Job Titles
1 2 (28.57%) Administrator
1 2 (28.57%) Developer
1 2 (28.57%) Linux Administrator
1 2 (28.57%) Linux Systems Administrator
1 2 (28.57%) Ruby on Rails Developer
1 2 (28.57%) Senior Test Engineer
1 2 (28.57%) Systems Administrator
1 2 (28.57%) Test Engineer
2 1 (14.29%) Graduate
2 1 (14.29%) Graduate Software Engineer
2 1 (14.29%) Linux Engineer
2 1 (14.29%) Senior Linux Engineer
2 1 (14.29%) Senior Test Automation Engineer
2 1 (14.29%) Software Engineer
2 1 (14.29%) Test Automation Engineer
2 1 (14.29%) Unix Administrator
2 1 (14.29%) Unix Linux Systems Administrator
2 1 (14.29%) Unix Systems Administrator
Libraries, Frameworks & Software Standards
1 3 (42.86%) HTML
1 3 (42.86%) LAPP Stack
1 3 (42.86%) Ruby on Rails
2 2 (28.57%) ActiveMQ
2 2 (28.57%) AngularJS
2 2 (28.57%) React
2 2 (28.57%) Vue.js
3 1 (14.29%) LDAP
Operating Systems
1 7 (100.00%) Linux
2 4 (57.14%) Unix
3 3 (42.86%) Ubuntu
4 2 (28.57%) Red Hat Enterprise Linux
5 1 (14.29%) CentOS
5 1 (14.29%) FreeBSD
5 1 (14.29%) Windows
5 1 (14.29%) Windows Server
Processes & Methodologies
1 2 (28.57%) BDD
1 2 (28.57%) Continuous Deployment
1 2 (28.57%) Continuous Integration
1 2 (28.57%) Data Protection
1 2 (28.57%) OO
1 2 (28.57%) OOP
1 2 (28.57%) Open Source
1 2 (28.57%) SDLC
1 2 (28.57%) Test Automation
2 1 (14.29%) Disaster Recovery
2 1 (14.29%) Software Engineering
2 1 (14.29%) Task Automation
Programming Languages
1 5 (71.43%) C++
1 5 (71.43%) Java
2 4 (57.14%) Python
3 3 (42.86%) C
3 3 (42.86%) JavaScript
3 3 (42.86%) Ruby
3 3 (42.86%) SQL
4 2 (28.57%) Bash Shell
4 2 (28.57%) C#
4 2 (28.57%) Perl
System Software
1 1 (14.29%) iptables
1 1 (14.29%) Squid
1 1 (14.29%) Varnish
Systems Management
1 3 (42.86%) Ansible
2 2 (28.57%) Opscode Chef
3 1 (14.29%) Cacti
3 1 (14.29%) Nagios
Vendors
1 2 (28.57%) Red Hat
2 1 (14.29%) Juniper