The first table below looks at the demand for Postfix skills in IT jobs advertised for the London region. Included is a guide to the average salaries offered in IT jobs that have cited Postfix over the 3 months to 18 April 2014 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 London region.

Location
3 months to
18 Apr 2014
Same period 2013 Same period 2012
Postfix
Rank 626 578 596
Rank change year-on-year
-48 +18
Permanent jobs citing Postfix 36 33 76
As % of all permanent IT jobs located in London 0.073% 0.073% 0.14%
As % of the System Software category 0.76% 0.80% 1.67%
Number of salaries quoted 27 18 56
Average salary £46,500 £36,250 £40,000
Average salary % change year-on-year
+28.27% -9.37%
90% offered a salary of more than £40,000 £30,000 £28,000
10% offered a salary of more than £77,500 £56,500 £56,500
UK excluding London average salary £40,000 £42,000 £31,500
% change year-on-year
-4.76% +33.33%
System Software Category
London
Permanent IT job ads with a match in the
System Software category
4767 4102 4539
As % of all permanent IT jobs located in London 9.61% 9.03% 8.09%
Number of salaries quoted 4155 3512 3959
Average salary £45,000 £46,500 £45,000
Average salary % change year-on-year
-3.22% +3.33%
90% offered a salary of more than £27,500 £30,000 £29,500
10% offered a salary of more than £70,000 £65,000 £67,500
UK excluding London average salary £40,000 £40,000 £37,500
% change year-on-year
- +6.66%
Postfix
England

Postfix
Jobs Demand Trend in London

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

Postfix Jobs Demand Trend in London

Postfix
Salary Trend in London

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

Postfix Salary Trend in London

Postfix
Salary Histogram in London

This chart provides a salary histogram for IT jobs citing Postfix across the London region over the 3 months to 18 April 2014.

Postfix Salary Histogram in London

Postfix
Job Locations in London

The table below looks at the demand and provides a guide to the average salaries quoted in IT jobs citing Postfix within the London region over the 3 months to 18 April 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
(Click each for more statistics)
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
Find
Job
Vacancies
City of London -4 17 £46,500 -2.10%
Postfix
England

Postfix
Top 30 Related IT Skills in London

For the 6 months to 18 April 2014, IT jobs across the 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 67 (98.53%) Linux
2 56 (82.35%) Apache
3 49 (72.06%) MySQL
4 45 (66.18%) Python
5 35 (51.47%) Sendmail
5 35 (51.47%) Perl
6 32 (47.06%) Tomcat
6 32 (47.06%) VMware
7 31 (45.59%) Ubuntu
7 31 (45.59%) Puppet
8 30 (44.12%) VMware Infrastructure
8 30 (44.12%) CentOS
9 28 (41.18%) Nagios
10 27 (39.71%) RHCE
10 27 (39.71%) Red Hat
10 27 (39.71%) Bash Shell
11 26 (38.24%) LDAP
11 26 (38.24%) TCP/IP
11 26 (38.24%) PHP
12 24 (35.29%) Debian
12 24 (35.29%) KVM
13 23 (33.82%) Ruby
13 23 (33.82%) Red Hat Enterprise Linux
14 22 (32.35%) Degree
15 21 (30.88%) LAMP
15 21 (30.88%) NFS
15 21 (30.88%) Shell Script
16 20 (29.41%) Xen
17 18 (26.47%) Clustering
17 18 (26.47%) Windows

Postfix
Top Related IT Skills in London by Category

For the 6 months to 18 April 2014, IT jobs across the 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 56 (82.35%) Apache
2 32 (47.06%) Tomcat
3 15 (22.06%) CloudStack
3 15 (22.06%) WebLogic
3 15 (22.06%) WebSphere
4 13 (19.12%) nginx
5 5 (7.35%) Apache Solr
5 5 (7.35%) Drupal
6 1 (1.47%) SAS
6 1 (1.47%) IIS
6 1 (1.47%) TWiki
Cloud Services
1 2 (2.94%) Cloud Computing
Communications & Networking
1 26 (38.24%) LDAP
1 26 (38.24%) TCP/IP
2 16 (23.53%) Internet
2 16 (23.53%) SAN
2 16 (23.53%) Firewall
3 15 (22.06%) FTP
4 12 (17.65%) VPN
5 11 (16.18%) DNS
6 10 (14.71%) Kerberos
6 10 (14.71%) tcpdump
7 9 (13.24%) Multicast
8 7 (10.29%) VLAN
8 7 (10.29%) OpenVPN
9 5 (7.35%) DHCP
10 4 (5.88%) SSL
11 3 (4.41%) Cisco ASA
11 3 (4.41%) SSH
11 3 (4.41%) SMTP
12 2 (2.94%) MRTG
13 1 (1.47%) IMAP
Database & Business Intelligence
1 49 (72.06%) MySQL
2 16 (23.53%) Hadoop
3 15 (22.06%) MongoDB
4 1 (1.47%) Oracle Database 11g
4 1 (1.47%) PostgreSQL
4 1 (1.47%) Oracle Database
Development Applications
1 10 (14.71%) Subversion
2 9 (13.24%) JIRA
3 6 (8.82%) Git (software)
4 5 (7.35%) Mercurial
4 5 (7.35%) Hudson
4 5 (7.35%) Jenkins
5 1 (1.47%) MSI
5 1 (1.47%) Bugzilla
5 1 (1.47%) Visual Studio
5 1 (1.47%) WiX
5 1 (1.47%) MSBuild
5 1 (1.47%) SCons
General
1 15 (22.06%) Law
2 10 (14.71%) Games
3 5 (7.35%) Publishing
4 4 (5.88%) Finance
5 2 (2.94%) Marketing
6 1 (1.47%) Advertising
Job Titles
1 47 (69.12%) Administrator
2 43 (63.24%) Linux Administrator
3 41 (60.29%) Systems Administrator
4 36 (52.94%) Linux Systems Administrator
5 15 (22.06%) Linux Engineer
6 10 (14.71%) DevOps Engineer
7 8 (11.76%) Senior Linux Engineer
8 5 (7.35%) Infrastructure Engineer
8 5 (7.35%) Systems Engineer
9 4 (5.88%) Senior Systems Engineer
9 4 (5.88%) Team Leader
9 4 (5.88%) Lead Systems Engineer
10 3 (4.41%) Senior Linux Administrator
10 3 (4.41%) Software Team Leader
10 3 (4.41%) Senior Software Engineer
10 3 (4.41%) Lead Software Engineer
10 3 (4.41%) Software Engineer
11 2 (2.94%) Development Manager
11 2 (2.94%) Senior Systems Administrator
12 1 (1.47%) Senior Linux Systems Administrator
Libraries, Frameworks & Software Standards
1 21 (30.88%) LAMP
2 3 (4.41%) Ruby on Rails
3 1 (1.47%) XML Schema
3 1 (1.47%) XML
Miscellaneous
1 18 (26.47%) Clustering
2 17 (25.00%) Replication
3 16 (23.53%) Open Source
4 10 (14.71%) Hedge funds
5 2 (2.94%) Wiki
6 1 (1.47%) Computer Science
6 1 (1.47%) Life Science
6 1 (1.47%) Enterprise Storage
Operating Systems
1 67 (98.53%) Linux
2 31 (45.59%) Ubuntu
3 30 (44.12%) CentOS
4 24 (35.29%) Debian
5 23 (33.82%) Red Hat Enterprise Linux
6 18 (26.47%) Windows
7 15 (22.06%) Solaris
7 15 (22.06%) SUSE
8 5 (7.35%) UNIX
9 3 (4.41%) FreeBSD
10 2 (2.94%) Windows 7
11 1 (1.47%) Windows Server 2008
11 1 (1.47%) Mac OS X
11 1 (1.47%) Windows XP
Processes & Methodologies
1 16 (23.53%) Configuration Management
2 15 (22.06%) ITIL
3 9 (13.24%) Network Monitoring
3 9 (13.24%) Agile Software Development
4 5 (7.35%) Load Testing
4 5 (7.35%) Continuous Integration
5 3 (4.41%) Software Engineering
6 2 (2.94%) Analytics
7 1 (1.47%) Release Management
7 1 (1.47%) Disaster Recovery
7 1 (1.47%) Server Monitoring
Programming Languages
1 45 (66.18%) Python
2 35 (51.47%) Perl
3 27 (39.71%) Bash Shell
4 26 (38.24%) PHP
5 23 (33.82%) Ruby
6 21 (30.88%) Shell Script
7 13 (19.12%) SQL
8 4 (5.88%) C
9 1 (1.47%) C++
9 1 (1.47%) Java
Qualifications
1 27 (39.71%) RHCE
2 22 (32.35%) Degree
3 15 (22.06%) LPIC
3 15 (22.06%) Linux+ Certification
4 9 (13.24%) CCNA
4 9 (13.24%) Cisco Certification
5 8 (11.76%) SC Cleared
5 8 (11.76%) Security Cleared
Quality Assurance & Compliance
1 4 (5.88%) QA
System Software
1 35 (51.47%) Sendmail
2 30 (44.12%) VMware Infrastructure
3 24 (35.29%) KVM
4 21 (30.88%) NFS
5 20 (29.41%) Xen
6 9 (13.24%) XenServer
7 5 (7.35%) VirtualBox
7 5 (7.35%) Varnish
8 3 (4.41%) Samba
8 3 (4.41%) qmail
9 1 (1.47%) VMware Server
9 1 (1.47%) OpenSSH
9 1 (1.47%) Active Directory
9 1 (1.47%) Dovecot
Systems Management
1 31 (45.59%) Puppet
2 28 (41.18%) Nagios
3 9 (13.24%) Opscode Chef
4 7 (10.29%) Cacti
5 5 (7.35%) Vagrant
5 5 (7.35%) Capistrano
6 2 (2.94%) Munin
7 1 (1.47%) Zenoss
Vendors
1 32 (47.06%) VMware
2 27 (39.71%) Red Hat
3 15 (22.06%) JBoss
4 5 (7.35%) Cisco
5 2 (2.94%) HP
6 1 (1.47%) IBM
6 1 (1.47%) Oracle