The first table below looks at the demand for Postfix skills in IT jobs advertised for the City of London region. Included is a guide to the average salaries offered in IT jobs that have cited Postfix over the 3 months to 24 May 2013 with a comparison to the same period in the previous 2 years. The second table is for comparison and provides aggregates for all of the System Software category for the City of London region.

Location
3 months to
24 May 2013
Same period 2012 Same period 2011
Postfix
Rank 319 321 328
Rank change year-on-year
+2 +7
Permanent jobs citing Postfix 2 2 3
As % of all permanent IT jobs located in the City of London 0.017% 0.015% 0.019%
As % of the System Software category 0.193% 0.183% 0.332%
Number of salaries quoted 2 2 2
Average salary £60,000 £41,500 £53,750
Average salary % change year-on-year
+44.57% -22.79%
UK excluding London average salary £42,500 £36,250 £36,000
% change year-on-year
+17.24% +0.69%
All System Software
City of London
Permanent IT job ads with a match in the
System Software category
1036 1091 904
As % of all permanent IT jobs located in the City of London 8.881% 8.351% 5.860%
Number of salaries quoted 902 995 821
Average salary £50,000 £47,500 £45,000
Average salary % change year-on-year
+5.26% +5.55%
90% offered a salary of more than £30,000 £32,000 £27,500
10% offered a salary of more than £65,000 £68,100 £65,000
UK excluding London average salary £38,500 £39,000 £37,500
% change year-on-year
-1.28% +4.00%
Postfix
London

Postfix
Jobs Demand Trend

This chart provides a 3-month moving total of permanent IT jobs citing Postfix across the City of London region as a proportion of the total demand within the System Software category.

City of London Postfix Jobs Demand Trend

Postfix
Salary Trend

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Postfix across the City of London region.

City of London Postfix Salary Trend

Postfix
Top 30 Related IT Skills

For the 6 months to 24 May 2013, IT jobs across the City of London region citing Postfix 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 Postfix.

1 6 (100.00%) Linux
1 6 (100.00%) Apache
2 5 (83.33%) VMware
3 4 (66.67%) Red Hat
3 4 (66.67%) Open Source
4 3 (50.00%) Bash shell
4 3 (50.00%) Git (software)
4 3 (50.00%) NAS
4 3 (50.00%) Banking
4 3 (50.00%) SAN
4 3 (50.00%) NetApp
4 3 (50.00%) Perl
4 3 (50.00%) MySQL
4 3 (50.00%) UNIX
4 3 (50.00%) DHCP
4 3 (50.00%) NFS
4 3 (50.00%) DNS
4 3 (50.00%) Puppet
4 3 (50.00%) Hudson
4 3 (50.00%) Jenkins
5 2 (33.33%) Mobile Banking
5 2 (33.33%) Apple iOS
5 2 (33.33%) SNMP
5 2 (33.33%) HTTP
5 2 (33.33%) Oracle
5 2 (33.33%) SAP
5 2 (33.33%) Tomcat
5 2 (33.33%) Python
5 2 (33.33%) LDAP
5 2 (33.33%) SMTP

Postfix
Top Related IT Skills by Category

For the 6 months to 24 May 2013, IT jobs across the City of London region citing Postfix 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 Postfix. Up to 20 skills are shown per category.

Application Platforms
1 6 (100.00%) Apache
2 2 (33.33%) Tomcat
2 2 (33.33%) Liferay
3 1 (16.67%) Apache Solr
3 1 (16.67%) nginx
3 1 (16.67%) Drupal
Communications & Networking
1 3 (50.00%) NAS
1 3 (50.00%) SAN
1 3 (50.00%) DHCP
1 3 (50.00%) DNS
2 2 (33.33%) SNMP
2 2 (33.33%) HTTP
2 2 (33.33%) LDAP
2 2 (33.33%) SMTP
2 2 (33.33%) iSCSI
3 1 (16.67%) TCP/IP
3 1 (16.67%) OpenVPN
Database & Business Intelligence
1 3 (50.00%) MySQL
2 2 (33.33%) PostgreSQL
Development Applications
1 3 (50.00%) Git (software)
1 3 (50.00%) Hudson
1 3 (50.00%) Jenkins
2 2 (33.33%) Subversion
3 1 (16.67%) Mercurial
3 1 (16.67%) Capistrano
General
1 3 (50.00%) Banking
2 2 (33.33%) Multimedia
2 2 (33.33%) Marketing
3 1 (16.67%) Investment Banking
Job Titles
1 4 (66.67%) Administrator
1 4 (66.67%) Linux Administrator
2 2 (33.33%) Systems Administrator
2 2 (33.33%) UNIX Administrator
2 2 (33.33%) IT Administrator
2 2 (33.33%) Senior Systems Administrator
2 2 (33.33%) Linux Systems Administrator
2 2 (33.33%) Senior Linux Administrator
2 2 (33.33%) Senior Linux Systems Administrator
3 1 (16.67%) Development Engineer
3 1 (16.67%) Operations Engineer
3 1 (16.67%) Senior Infrastructure Engineer
3 1 (16.67%) Linux Engineer
3 1 (16.67%) Systems Engineer
3 1 (16.67%) Infrastructure Engineer
Miscellaneous
1 4 (66.67%) Open Source
2 2 (33.33%) Mobile Banking
3 1 (16.67%) SaaS
Operating Systems
1 6 (100.00%) Linux
2 3 (50.00%) UNIX
3 2 (33.33%) Apple iOS
3 2 (33.33%) SUSE
3 2 (33.33%) Android
3 2 (33.33%) CentOS
4 1 (16.67%) Windows
Processes & Methodologies
1 2 (33.33%) Disaster Recovery
2 1 (16.67%) User Acceptance Testing
2 1 (16.67%) Load Testing
2 1 (16.67%) Continuous Integration
2 1 (16.67%) Configuration Management
Programming Languages
1 3 (50.00%) Bash shell
1 3 (50.00%) Perl
2 2 (33.33%) Python
2 2 (33.33%) Shell Script
3 1 (16.67%) Ruby
3 1 (16.67%) PHP
Qualifications
1 2 (33.33%) RHCE
2 1 (16.67%) Degree
Quality Assurance & Compliance
1 1 (16.67%) QA
System Software
1 3 (50.00%) NFS
2 2 (33.33%) Squid
3 1 (16.67%) Varnish
3 1 (16.67%) vSphere
3 1 (16.67%) VMware Infrastructure
3 1 (16.67%) Active Directory
3 1 (16.67%) VirtualBox
Systems Management
1 3 (50.00%) Puppet
2 2 (33.33%) Nagios
Vendors
1 5 (83.33%) VMware
2 4 (66.67%) Red Hat
3 3 (50.00%) NetApp
4 2 (33.33%) Oracle
4 2 (33.33%) SAP
4 2 (33.33%) EMC
5 1 (16.67%) Cisco