The table below looks at the statistics for Postfix skills in IT contracts advertised for the London region. Included is a guide to the contractor rates offered in IT contracts that have cited Postfix over the 3 months to 28 June 2016 with a comparison to the same period over 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.

3 months to
28 Jun 2016
Same period 2015 Same period 2014
Postfix
Rank 421 425 425
Rank change year-on-year
+4 0
Contract jobs citing Postfix 12 2 1
As % of all contract IT jobs located in London 0.055% 0.009% 0.004%
As % of the System Software category 0.49% 0.090% 0.047%
Number of daily rates quoted 4 0 1
Median daily rate £388 - £475
UK excluding London median daily rate £340 £350 £425
% change year-on-year
-2.85% -17.64%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median 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
2449 2232 2107
As % of all contract IT jobs located in London 11.30% 9.71% 9.20%
Number of daily rates quoted 1754 1492 1292
Median daily rate £445 £370 £350
Median daily rate % change year-on-year
+20.27% +5.71%
90% offered a daily rate of more than £215 £200 £165
10% offered a daily rate of more than £585 £535 £500
UK excluding London median daily rate £350 £330 £315
% change year-on-year
+6.06% +4.76%
Number of hourly rates quoted 62 120 151
Median hourly rate £17.25 £20.00 £16.25
Median hourly rate % change year-on-year
-13.75% +23.07%
90% offered a hourly rate of more than £12.25 £12.50 £10.50
10% offered a hourly rate of more than £22.00 £40.00 £26.50
UK excluding London median hourly rate £22.50 £17.50 £15.50
% change year-on-year
+28.57% +12.90%

Postfix
Jobs Demand Trend in London

The demand trend of contract jobs across the London region citing Postfix as a proportion of all IT contracts with a match in 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 median contractor rates quoted in IT jobs citing Postfix within the London region over the 3 months to 28 June 2016. 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 see detailed
statistics and trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
City of London - 2 - -
Canary Wharf - 1 £375 -
Postfix
England

Postfix
Top 30 Related IT Skills in London

For the 6 months to 28 June 2016, IT contractor jobs citing Postfix also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the London region with a requirement for Postfix.

1 10 (83.33%) Apache
1 10 (83.33%) VMware
1 10 (83.33%) Puppet
1 10 (83.33%) Jenkins
1 10 (83.33%) DevOps
2 9 (75.00%) Linux
3 8 (66.67%) JIRA
3 8 (66.67%) Confluence
3 8 (66.67%) Git (software)
3 8 (66.67%) ZABBIX
4 7 (58.33%) Ubuntu
4 7 (58.33%) Continuous Integration
4 7 (58.33%) Windows Server
4 7 (58.33%) Windows
5 6 (50.00%) DNS
5 6 (50.00%) JBoss
5 6 (50.00%) Red Hat
5 6 (50.00%) Disaster Recovery
5 6 (50.00%) Firewall
5 6 (50.00%) Debian
5 6 (50.00%) Ansible
5 6 (50.00%) VMware Infrastructure
5 6 (50.00%) High Availability
6 5 (41.67%) Squid
6 5 (41.67%) iptables
6 5 (41.67%) LDAP
6 5 (41.67%) Java
6 5 (41.67%) MySQL
7 4 (33.33%) Perl
7 4 (33.33%) PHP

Postfix
Top Related IT Skills in London 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 10 (83.33%) Apache
2 8 (66.67%) Confluence
3 6 (50.00%) JBoss
4 4 (33.33%) MediaWiki
4 4 (33.33%) nginx
5 3 (25.00%) Elasticsearch
6 2 (16.67%) Exchange Server 2007
6 2 (16.67%) Exchange Server 2010
6 2 (16.67%) Exchange Server 2013
6 2 (16.67%) MS Exchange
6 2 (16.67%) Office Communications Server
6 2 (16.67%) Skype for Business
6 2 (16.67%) Tomcat
7 1 (8.33%) WildFly
Applications
1 3 (25.00%) HipChat
2 2 (16.67%) MS Excel
Cloud Services
1 2 (16.67%) Amazon AWS
Communications & Networking
1 6 (50.00%) DNS
1 6 (50.00%) Firewall
2 5 (41.67%) LDAP
3 4 (33.33%) BGP
3 4 (33.33%) EIGRP
3 4 (33.33%) IPsec
3 4 (33.33%) IPv6
3 4 (33.33%) LAN
3 4 (33.33%) Network Security
3 4 (33.33%) OSPF
3 4 (33.33%) VPN
3 4 (33.33%) WAN
4 3 (25.00%) OpenLDAP
4 3 (25.00%) OpenVPN
4 3 (25.00%) SSH
5 2 (16.67%) FTP
5 2 (16.67%) HTTP
5 2 (16.67%) SMTP
6 1 (8.33%) DHCP
Database & Business Intelligence
1 5 (41.67%) MySQL
2 4 (33.33%) PostgreSQL
3 2 (16.67%) Relational Database
Development Applications
1 10 (83.33%) Jenkins
2 8 (66.67%) Git (software)
2 8 (66.67%) JIRA
3 4 (33.33%) Hudson
3 4 (33.33%) Subversion
4 3 (25.00%) Ant
4 3 (25.00%) JIRA Agile
4 3 (25.00%) JUnit
4 3 (25.00%) Liquibase
4 3 (25.00%) Maven
4 3 (25.00%) SonarQube
4 3 (25.00%) Sonatype Nexus
General
1 2 (16.67%) Telecoms
Job Titles
1 6 (50.00%) Administrator
2 3 (25.00%) Lead DevOps
3 2 (16.67%) AWS Engineer
3 2 (16.67%) Exchange Administrator
3 2 (16.67%) Linux Engineer
3 2 (16.67%) Linux Systems Engineer
3 2 (16.67%) Systems Engineer
3 2 (16.67%) Windows Administrator
4 1 (8.33%) Consultant
4 1 (8.33%) DevOps Administrator
4 1 (8.33%) DevOps Consultant
4 1 (8.33%) DevOps Engineer
4 1 (8.33%) Senior DevOps
4 1 (8.33%) Senior DevOps Engineer
4 1 (8.33%) Senior Systems Administrator
4 1 (8.33%) Systems Administrator
Libraries, Frameworks & Software Standards
1 3 (25.00%) ELK Stack
1 3 (25.00%) MCollective
2 2 (16.67%) LAMP
2 2 (16.67%) LAPP Stack
2 2 (16.67%) LEMP Stack
Miscellaneous
1 4 (33.33%) Clustering
1 4 (33.33%) Data Centre
1 4 (33.33%) Wiki
2 2 (16.67%) Blackberry
2 2 (16.67%) Fintech
Operating Systems
1 9 (75.00%) Linux
2 7 (58.33%) Ubuntu
2 7 (58.33%) Windows
2 7 (58.33%) Windows Server
3 6 (50.00%) Debian
4 4 (33.33%) CentOS
4 4 (33.33%) Windows Server 2003
5 2 (16.67%) Mac OS
5 2 (16.67%) Red Hat Enterprise Linux
5 2 (16.67%) SUSE
5 2 (16.67%) Unix
5 2 (16.67%) Windows Server 2008
5 2 (16.67%) Windows Server 2012
Processes & Methodologies
1 10 (83.33%) DevOps
2 7 (58.33%) Continuous Integration
3 6 (50.00%) Disaster Recovery
3 6 (50.00%) High Availability
4 4 (33.33%) Capacity Planning
4 4 (33.33%) Load Balancing
5 3 (25.00%) Agile Software Development
5 3 (25.00%) Continuous Delivery
5 3 (25.00%) Service Management
6 2 (16.67%) Change Control
6 2 (16.67%) Data Modelling
6 2 (16.67%) Database Theory
6 2 (16.67%) DNA
6 2 (16.67%) Information Security
6 2 (16.67%) Kalman Filter
6 2 (16.67%) Migration
6 2 (16.67%) Network Monitoring
6 2 (16.67%) Open Source
6 2 (16.67%) Patch Management
6 2 (16.67%) Relational Database Theory
Programming Languages
1 5 (41.67%) Java
2 4 (33.33%) Bash Shell
2 4 (33.33%) Perl
2 4 (33.33%) PHP
3 2 (16.67%) PowerShell
3 2 (16.67%) Python
3 2 (16.67%) SQL
4 1 (8.33%) Ruby
Qualifications
1 4 (33.33%) CCNA
1 4 (33.33%) Cisco Certification
2 2 (16.67%) MCSA
2 2 (16.67%) MCSE
2 2 (16.67%) Microsoft Certification
2 2 (16.67%) VMware Certified Professional (VCP)
System Software
1 6 (50.00%) VMware Infrastructure
2 5 (41.67%) iptables
2 5 (41.67%) Squid
3 4 (33.33%) Samba
3 4 (33.33%) XenServer
4 3 (25.00%) Docker
4 3 (25.00%) NFS
5 2 (16.67%) Active Directory
5 2 (16.67%) VMware ESXi
6 1 (8.33%) vSphere
Systems Management
1 10 (83.33%) Puppet
2 8 (66.67%) ZABBIX
3 6 (50.00%) Ansible
4 3 (25.00%) Kibana
4 3 (25.00%) Kubernetes
4 3 (25.00%) logstash
4 3 (25.00%) Rancher
4 3 (25.00%) Terraform
4 3 (25.00%) yum
5 2 (16.67%) Cacti
5 2 (16.67%) Nagios
6 1 (8.33%) Capistrano
Vendors
1 10 (83.33%) VMware
2 6 (50.00%) Red Hat
3 4 (33.33%) Citrix
4 3 (25.00%) Sonatype
5 2 (16.67%) Microsoft
6 1 (8.33%) Percona