The table below looks at the statistics for Postfix skills in IT contracts advertised for the London region. Included is a guide to the average contractor rates offered in IT contracts that have cited Postfix over the 3 months to 30 January 2015 with a comparison to the same period in 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.

Location
3 months to
30 Jan 2015
Same period 2014 Same period 2013
Postfix
Rank 388 391 358
Rank change year-on-year
+3 -33
Contract jobs citing Postfix 10 2 5
As % of all contract IT jobs located in London 0.047% 0.009% 0.026%
As % of the System Software category 0.53% 0.11% 0.31%
Number of daily rates quoted 8 2 1
Average daily rate
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£438 £310 £250
Average daily rate % change year-on-year
+41.12% +24.00%
UK excluding London average daily rate £425 - £316
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate - - -
Postfix
England

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

System Software Category
London
Contract IT job ads with a match in the
System Software category
1888 1842 1626
As % of all contract IT jobs located in London 8.94% 8.55% 8.41%
Number of daily rates quoted 1239 1139 933
Average daily rate £400 £380 £355
Average daily rate % change year-on-year
+5.26% +7.04%
90% offered a daily rate of more than £200 £225 £204
10% offered a daily rate of more than £525 £540 £475
UK excluding London average daily rate £350 £300 £325
% change year-on-year
+16.66% -7.69%
Number of hourly rates quoted 101 109 210
Average hourly rate £16.72 £17.00 £20.00
Average hourly rate % change year-on-year
-1.64% -15.00%
90% offered a hourly rate of more than £12.00 £12.60 £13.00
10% offered a hourly rate of more than £28.13 £25.00 £42.50
UK excluding London average hourly rate £16.00 £15.50 £17.50
% change year-on-year
+3.22% -11.42%

Postfix
Jobs Demand Trend in London

This chart provides a 3-month moving total of IT contractor 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
Daily Rate Trend in London

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

Postfix Daily Rate Trend in London

Postfix
Hourly Rate Trend in London

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

Postfix Hourly Rate Trend in London

Postfix
Contract Job Locations in London

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing Postfix within the London region over the 3 months to 30 January 2015. 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
Contract
IT Job Ads
Average
Daily Rate
Last 3 Months
Average Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
City of London - - - - 4
Postfix
England

Postfix
Top 30 Related IT Skills in London

For the 6 months to 30 January 2015, IT contractor 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 contract IT job ads sampled that cited Postfix.

1 17 (89.47%) Linux
2 14 (73.68%) Apache
2 14 (73.68%) Red Hat
3 12 (63.16%) Firewall
4 11 (57.89%) Ubuntu
4 11 (57.89%) Puppet
5 10 (52.63%) nginx
5 10 (52.63%) Perl
5 10 (52.63%) MySQL
6 9 (47.37%) SQL
6 9 (47.37%) Windows
6 9 (47.37%) Python
6 9 (47.37%) Opscode Chef
6 9 (47.37%) Salt
7 8 (42.11%) Ruby
7 8 (42.11%) VMware
7 8 (42.11%) Clustering
7 8 (42.11%) Xen
7 8 (42.11%) Load Balancing
7 8 (42.11%) VMware Infrastructure
7 8 (42.11%) Cisco
8 7 (36.84%) UNIX
8 7 (36.84%) Sendmail
9 6 (31.58%) Amazon EC2
9 6 (31.58%) Amazon S3
9 6 (31.58%) Amazon AWS
9 6 (31.58%) Bash Shell
9 6 (31.58%) MongoDB
9 6 (31.58%) NoSQL
9 6 (31.58%) Samba

Postfix
Top Related IT Skills in London by Category

For the 6 months to 30 January 2015, IT contractor 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 contract IT job ads sampled that cited Postfix. Up to 20 skills are shown per category.

Application Platforms
1 14 (73.68%) Apache
2 10 (52.63%) nginx
3 5 (26.32%) MS Exchange
3 5 (26.32%) Confluence
3 5 (26.32%) MediaWiki
4 4 (21.05%) Exchange Server 2007
5 3 (15.79%) SharePoint
6 2 (10.53%) Exchange Server 2013
6 2 (10.53%) IIS
7 1 (5.26%) Tomcat
7 1 (5.26%) JBoss
7 1 (5.26%) Blackberry Enterprise Server
7 1 (5.26%) Zimbra
7 1 (5.26%) Lync
7 1 (5.26%) Exchange Server 2010
7 1 (5.26%) GlassFish
Applications
1 4 (21.05%) MS Office
Cloud Services
1 6 (31.58%) Amazon EC2
1 6 (31.58%) Amazon S3
1 6 (31.58%) Amazon AWS
2 2 (10.53%) Office 365
Communications & Networking
1 12 (63.16%) Firewall
2 6 (31.58%) LDAP
2 6 (31.58%) VPN
2 6 (31.58%) DNS
3 5 (26.32%) LAN
3 5 (26.32%) WAN
3 5 (26.32%) IPv6
3 5 (26.32%) OSPF
3 5 (26.32%) IPsec
3 5 (26.32%) EIGRP
3 5 (26.32%) BGP
3 5 (26.32%) Network Security
4 4 (21.05%) TCP/IP
5 2 (10.53%) SMTP
5 2 (10.53%) FTP
5 2 (10.53%) HTTP
6 1 (5.26%) VLAN
Database & Business Intelligence
1 10 (52.63%) MySQL
2 6 (31.58%) MongoDB
2 6 (31.58%) NoSQL
3 5 (26.32%) PostgreSQL
4 2 (10.53%) Relational Database
4 2 (10.53%) SQL Server
Development Applications
1 5 (26.32%) Subversion
1 5 (26.32%) Git (software)
1 5 (26.32%) Jenkins
1 5 (26.32%) Hudson
1 5 (26.32%) JIRA
General
1 1 (5.26%) Telecoms
1 1 (5.26%) Advertising
1 1 (5.26%) Banking
1 1 (5.26%) Investment Banking
Job Titles
1 7 (36.84%) Linux Engineer
2 5 (26.32%) Cloud Engineer
2 5 (26.32%) Support Engineer
2 5 (26.32%) Linux Support
2 5 (26.32%) Linux Support Engineer
3 4 (21.05%) Infrastructure Engineer
4 3 (15.79%) DevOps Engineer
5 2 (10.53%) Administrator
6 1 (5.26%) Architect
6 1 (5.26%) Developer
6 1 (5.26%) Systems Engineer
6 1 (5.26%) Messaging Engineer
6 1 (5.26%) Messaging Architect
6 1 (5.26%) Network Administrator
6 1 (5.26%) Linux Administrator
6 1 (5.26%) Linux DevOps Engineer
Libraries, Frameworks & Software Standards
1 6 (31.58%) libvirt
2 2 (10.53%) Web Services
3 1 (5.26%) .NET
3 1 (5.26%) LAMP
3 1 (5.26%) RabbitMQ
3 1 (5.26%) Django
Miscellaneous
1 8 (42.11%) Clustering
2 5 (26.32%) Wiki
3 2 (10.53%) Digital Media
3 2 (10.53%) Open Source
4 1 (5.26%) Blackberry
4 1 (5.26%) Visualisation
4 1 (5.26%) Enterprise Storage
Operating Systems
1 17 (89.47%) Linux
2 11 (57.89%) Ubuntu
3 9 (47.37%) Windows
4 7 (36.84%) UNIX
5 5 (26.32%) CentOS
6 4 (21.05%) Debian
6 4 (21.05%) Windows Server 2003
7 2 (10.53%) Red Hat Enterprise Linux
8 1 (5.26%) Solaris
8 1 (5.26%) Windows Server 2008
8 1 (5.26%) Windows Vista
Processes & Methodologies
1 8 (42.11%) Load Balancing
2 6 (31.58%) DevOps
3 5 (26.32%) Disaster Recovery
3 5 (26.32%) Continuous Integration
3 5 (26.32%) Capacity Planning
3 5 (26.32%) Build Automation
4 3 (15.79%) Migration
5 2 (10.53%) Database Theory
5 2 (10.53%) Relational Database Theory
5 2 (10.53%) Data Modelling
6 1 (5.26%) Network Monitoring
6 1 (5.26%) Data Protection
6 1 (5.26%) Agile Software Development
6 1 (5.26%) Functional Programming
Programming Languages
1 10 (52.63%) Perl
2 9 (47.37%) SQL
2 9 (47.37%) Python
3 8 (42.11%) Ruby
4 6 (31.58%) Bash Shell
5 4 (21.05%) Shell Script
5 4 (21.05%) PHP
6 3 (15.79%) Java
7 1 (5.26%) C#
7 1 (5.26%) JavaScript
Qualifications
1 2 (10.53%) CCNA
1 2 (10.53%) Cisco Certification
System Software
1 8 (42.11%) Xen
1 8 (42.11%) VMware Infrastructure
2 7 (36.84%) Sendmail
3 6 (31.58%) Samba
3 6 (31.58%) Docker
4 5 (26.32%) XenServer
5 4 (21.05%) Active Directory
6 3 (15.79%) NFS
6 3 (15.79%) Squid
7 1 (5.26%) VMware ESXi
7 1 (5.26%) KVM
7 1 (5.26%) Corosync
7 1 (5.26%) Hyper-V
7 1 (5.26%) Microsoft Virtual Server
7 1 (5.26%) GPFS
Systems Management
1 11 (57.89%) Puppet
2 9 (47.37%) Opscode Chef
2 9 (47.37%) Salt
3 5 (26.32%) ZABBIX
4 2 (10.53%) Cacti
4 2 (10.53%) Nagios
5 1 (5.26%) HAProxy
5 1 (5.26%) Red Hat Satellite
5 1 (5.26%) Red Hat Spacewalk
5 1 (5.26%) Icinga
Vendors
1 14 (73.68%) Red Hat
2 8 (42.11%) VMware
2 8 (42.11%) Cisco
3 6 (31.58%) Oracle
4 5 (26.32%) Citrix
5 3 (15.79%) Microsoft
6 2 (10.53%) HP
6 2 (10.53%) NetApp
7 1 (5.26%) McAfee
7 1 (5.26%) Symantec
7 1 (5.26%) IBM
7 1 (5.26%) Dell
7 1 (5.26%) EMC
7 1 (5.26%) Brocade
London
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