The table below looks at the statistics 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 30 September 2014 with a comparison to the same period in the previous 2 years.

Location
3 months to
30 Sep 2014
Same period 2013 Same period 2012
Postfix
Rank 605 601 579
Rank change year-on-year
-4 -22
Permanent jobs citing Postfix 33 28 61
As % of all permanent IT jobs located in London 0.072% 0.063% 0.12%
As % of the System Software category 0.67% 0.66% 1.27%
Number of salaries quoted 30 25 52
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 £44,500 £40,500 £35,000
10% offered a salary of more than £65,000 £54,500 £55,000
UK excluding London average salary £30,000 £40,000 £34,500
% change year-on-year
-25.00% +15.94%
Postfix
England

The following table is for comparison with the above and provides statistics for the entire System Software category in permanent jobs advertised in the London region.

System Software Category
London
Permanent IT job ads with a match in the
System Software category
4931 4236 4789
As % of all permanent IT jobs located in London 10.77% 9.46% 9.55%
Number of salaries quoted 4315 3700 4181
Average salary £47,000 £46,000 £45,000
Average salary % change year-on-year
+2.17% +2.22%
90% offered a salary of more than £28,000 £29,000 £28,500
10% offered a salary of more than £65,000 £65,000 £65,000
UK excluding London average salary £37,500 £40,000 £38,500
% change year-on-year
-6.25% +3.89%

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 30 September 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 30 September 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
Uxbridge - 2 - -
Postfix
England

Postfix
Top 30 Related IT Skills in London

For the 6 months to 30 September 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 55 (96.49%) Linux
2 43 (75.44%) Apache
3 41 (71.93%) MySQL
4 38 (66.67%) TCP/IP
5 34 (59.65%) PHP
5 34 (59.65%) LDAP
6 32 (56.14%) Python
6 32 (56.14%) Red Hat Enterprise Linux
7 31 (54.39%) Ubuntu
8 30 (52.63%) Degree
8 30 (52.63%) SAN
9 29 (50.88%) Perl
9 29 (50.88%) LAMP
10 28 (49.12%) NFS
10 28 (49.12%) Bash Shell
11 27 (47.37%) DNS
12 26 (45.61%) Puppet
13 25 (43.86%) Tomcat
14 24 (42.11%) VMware
14 24 (42.11%) VMware Infrastructure
15 23 (40.35%) Solaris
15 23 (40.35%) RHCE
15 23 (40.35%) Firewall
16 22 (38.60%) KVM
17 21 (36.84%) Sendmail
18 20 (35.09%) Clustering
19 19 (33.33%) VPN
19 19 (33.33%) Red Hat
19 19 (33.33%) Nagios
19 19 (33.33%) JBoss

Postfix
Top Related IT Skills in London by Category

For the 6 months to 30 September 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 43 (75.44%) Apache
2 25 (43.86%) Tomcat
3 17 (29.82%) WebLogic
3 17 (29.82%) WebSphere
3 17 (29.82%) CloudStack
4 4 (7.02%) nginx
5 3 (5.26%) Confluence
6 1 (1.75%) GlassFish
6 1 (1.75%) IIS
6 1 (1.75%) SAS
Business Applications
1 2 (3.51%) Oracle BPM
Cloud Services
1 3 (5.26%) SaaS
2 1 (1.75%) Cloud Computing
Communications & Networking
1 38 (66.67%) TCP/IP
2 34 (59.65%) LDAP
3 30 (52.63%) SAN
4 27 (47.37%) DNS
5 23 (40.35%) Firewall
6 19 (33.33%) VPN
6 19 (33.33%) SMTP
7 14 (24.56%) SSL
8 13 (22.81%) tcpdump
9 11 (19.30%) BGP
9 11 (19.30%) SNMP
10 10 (17.54%) DHCP
10 10 (17.54%) OpenVPN
11 9 (15.79%) OpenLDAP
11 9 (15.79%) Wireshark
11 9 (15.79%) FTP
12 8 (14.04%) IPsec
13 7 (12.28%) IMAP
14 6 (10.53%) Network Security
14 6 (10.53%) Wi-Fi
Database & Business Intelligence
1 41 (71.93%) MySQL
2 17 (29.82%) Hadoop
2 17 (29.82%) MongoDB
3 9 (15.79%) PostgreSQL
3 9 (15.79%) Oracle Database 11g
3 9 (15.79%) Oracle Database
4 5 (8.77%) NoSQL
5 3 (5.26%) Redis
6 2 (3.51%) Apache Cassandra
Development Applications
1 7 (12.28%) JIRA
2 4 (7.02%) Subversion
3 3 (5.26%) Git (software)
4 2 (3.51%) Jenkins
4 2 (3.51%) Atlassian Bamboo
General
1 15 (26.32%) Law
2 12 (21.05%) Advertising
3 7 (12.28%) Finance
4 2 (3.51%) Legal
5 1 (1.75%) Telecoms
5 1 (1.75%) Publishing
5 1 (1.75%) Marketing
5 1 (1.75%) French Language
Job Titles
1 37 (64.91%) Administrator
2 34 (59.65%) Linux Administrator
3 33 (57.89%) Systems Administrator
4 30 (52.63%) Linux Systems Administrator
5 11 (19.30%) Linux Engineer
6 6 (10.53%) Senior Linux Engineer
7 4 (7.02%) Senior Systems Administrator
7 4 (7.02%) Infrastructure Engineer
7 4 (7.02%) DevOps Engineer
8 2 (3.51%) Senior Network Engineer
8 2 (3.51%) Network Engineer
8 2 (3.51%) Senior Infrastructure Engineer
8 2 (3.51%) Senior Linux Administrator
8 2 (3.51%) Senior Linux Systems Administrator
9 1 (1.75%) Web Engineer
9 1 (1.75%) Operations Engineer
9 1 (1.75%) Development Manager
9 1 (1.75%) Support Engineer
9 1 (1.75%) Network Administrator
Libraries, Frameworks & Software Standards
1 29 (50.88%) LAMP
2 2 (3.51%) ActiveMQ
2 2 (3.51%) Memcached
3 1 (1.75%) RabbitMQ
3 1 (1.75%) Django
3 1 (1.75%) HTML
Miscellaneous
1 20 (35.09%) Clustering
2 13 (22.81%) Computer Science
2 13 (22.81%) Enterprise Storage
3 12 (21.05%) Open Source
4 6 (10.53%) Analytical Skills
4 6 (10.53%) Replication
4 6 (10.53%) Hedge funds
5 2 (3.51%) iPad
6 1 (1.75%) Mathematics
6 1 (1.75%) Physics
Operating Systems
1 55 (96.49%) Linux
2 32 (56.14%) Red Hat Enterprise Linux
3 31 (54.39%) Ubuntu
4 23 (40.35%) Solaris
5 17 (29.82%) SUSE
6 12 (21.05%) Windows
7 8 (14.04%) CentOS
8 7 (12.28%) Debian
8 7 (12.28%) OpenBSD
9 6 (10.53%) Mac OS X
9 6 (10.53%) Windows 7
10 5 (8.77%) UNIX
Processes & Methodologies
1 17 (29.82%) ITIL
2 11 (19.30%) E-Commerce
3 7 (12.28%) Kalman Filter
4 6 (10.53%) DevOps
4 6 (10.53%) Configuration Management
5 5 (8.77%) Agile Software Development
6 4 (7.02%) Network Monitoring
7 2 (3.51%) Capacity Management
7 2 (3.51%) Mentoring
7 2 (3.51%) Service Management
7 2 (3.51%) Load Balancing
7 2 (3.51%) User Acceptance Testing
8 1 (1.75%) Network Management
8 1 (1.75%) Change Control
8 1 (1.75%) Data Management
8 1 (1.75%) Software Testing
Programming Languages
1 34 (59.65%) PHP
2 32 (56.14%) Python
3 29 (50.88%) Perl
4 28 (49.12%) Bash Shell
5 18 (31.58%) Ruby
6 5 (8.77%) SQL
7 2 (3.51%) Java
8 1 (1.75%) JavaScript
8 1 (1.75%) Shell Script
Qualifications
1 30 (52.63%) Degree
2 23 (40.35%) RHCE
3 17 (29.82%) Linux+ Certification
3 17 (29.82%) LPIC
4 4 (7.02%) CCNA
4 4 (7.02%) Cisco Certification
Quality Assurance & Compliance
1 1 (1.75%) QA
System Software
1 28 (49.12%) NFS
2 24 (42.11%) VMware Infrastructure
3 22 (38.60%) KVM
4 21 (36.84%) Sendmail
5 17 (29.82%) Xen
6 11 (19.30%) Samba
7 6 (10.53%) OpenSSH
8 4 (7.02%) XenServer
9 3 (5.26%) qmail
10 2 (3.51%) Squid
10 2 (3.51%) Active Directory
10 2 (3.51%) vSphere
10 2 (3.51%) Docker
10 2 (3.51%) HDFS
10 2 (3.51%) GPFS
10 2 (3.51%) Varnish
10 2 (3.51%) Corosync
11 1 (1.75%) Gluster
11 1 (1.75%) VMware Server
Systems Management
1 26 (45.61%) Puppet
2 19 (33.33%) Nagios
3 9 (15.79%) Opscode Chef
3 9 (15.79%) Zenoss
4 4 (7.02%) Salt
4 4 (7.02%) Rsyslog
5 3 (5.26%) logstash
6 2 (3.51%) Cacti
6 2 (3.51%) Red Hat Satellite
6 2 (3.51%) Red Hat Spacewalk
6 2 (3.51%) Vagrant
7 1 (1.75%) HAProxy
7 1 (1.75%) Icinga
Vendors
1 24 (42.11%) VMware
2 19 (33.33%) Red Hat
2 19 (33.33%) JBoss
3 11 (19.30%) Oracle
4 6 (10.53%) Cisco
5 2 (3.51%) Dell
5 2 (3.51%) Citrix
5 2 (3.51%) Juniper
5 2 (3.51%) NetApp
5 2 (3.51%) Splunk
5 2 (3.51%) Blue Coat
6 1 (1.75%) F5
6 1 (1.75%) CheckPoint
6 1 (1.75%) New Relic
6 1 (1.75%) IBM
6 1 (1.75%) HP