The following table provides summary statistics for permanent job vacancies with a requirement for Postfix skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Postfix over the 3 months to 26 April 2017 with a comparison to the same period in the previous 2 years.

Postfix
UK
3 months to
26 Apr 2017
Same period 2016 Same period 2015
Rank 841 916 909
Rank change year-on-year +75 -7  
Permanent jobs citing Postfix 20 46 62
As % of all permanent IT jobs advertised in the UK 0.023% 0.044% 0.056%
As % of the System Software category 0.19% 0.36% 0.45%
Number of salaries quoted 20 21 53
Median salary £40,000 £47,500 £47,500
Median salary % change year-on-year -15.78% -  
90% offered a salary of more than £34,500 £40,000 £38,000
10% offered a salary of more than £55,250 £52,500 £70,000
UK excluding London median salary £40,000 £45,000 £44,000
% change year-on-year -11.11% +2.27%  

Postfix is in the system software skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies with a requirement for system software skills.

System Software Skills
UK
Permanent job vacancies with a requirement for system software skills 10619 12876 13678
As % of all permanent IT job vacancies advertised in the UK 12.29% 12.40% 12.35%
Number of salaries quoted 8948 10880 11232
Median salary £42,500 £42,500 £42,000
Median salary % change year-on-year - +1.19%  
90% offered a salary of more than £25,500 £25,000 £25,000
10% offered a salary of more than £70,000 £65,000 £65,000
UK excluding London median salary £37,500 £37,500 £37,500

Postfix
Job Vacancy Trend

The job posting trend of jobs advertised citing Postfix as a proportion of all permanent or contract IT jobs with a match in the System Software category.

Job vacancy trend for Postfix in the UK

Postfix
Salary Trend

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

Salary trend for Postfix in the UK

Postfix
Salary Histogram

The salary distribution of IT jobs citing Postfix over the 3 months to 26 April 2017.

Salary histogram for Postfix in the UK

Postfix
Top 21 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Postfix within the UK over the 3 months to 26 April 2017. 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 Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +71 20 £40,000 -15.78% 2
South West - 10 £38,750 -
Gloucester - 9 £40,000 -
Gloucestershire - 9 £40,000 -
South East +63 3 £47,500 +5.55%
West Midlands - 3 £40,000 - 1
Oxfordshire +5 2 £46,250 -11.90%
Worcestershire - 2 £40,000 -
Malvern - 2 £40,000 -
Northamptonshire - 2 £55,000 -
East Midlands - 2 £55,000 -
London +38 1 £35,000 -30.00% 1
Berkshire +24 1 £47,500 +18.75%
Oxford -10 1 £35,000 -33.33%
Manchester -24 1 £60,000 +33.33%
North West -28 1 £60,000 +33.33%
Somerset - 1 £30,000 -
Warwickshire - 1 £30,000 -
Windsor - 1 £47,500 -
Bath - 1 £30,000 -
Banbury - 1 £57,500 -

For the 6 months to 26 April 2017, IT jobs citing Postfix also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads with a requirement for Postfix.

1 42 (100.00%) Linux
2 30 (71.43%) Python
2 30 (71.43%) Perl
2 30 (71.43%) Red Hat
3 29 (69.05%) MySQL
4 27 (64.29%) Bash Shell
4 27 (64.29%) Puppet
5 26 (61.90%) VMware
6 25 (59.52%) VMware Infrastructure
7 23 (54.76%) Apache
8 22 (52.38%) Windows
9 19 (45.24%) DNS
10 18 (42.86%) CentOS
10 18 (42.86%) Red Hat Enterprise Linux
11 17 (40.48%) Windows Server
12 16 (38.10%) Dovecot
12 16 (38.10%) OpenShift
12 16 (38.10%) Docker
13 15 (35.71%) Nagios
13 15 (35.71%) Configuration Management
13 15 (35.71%) SQL
13 15 (35.71%) PaaS
14 13 (30.95%) Ubuntu
15 12 (28.57%) nginx
16 11 (26.19%) Clustering
17 10 (23.81%) TCP/IP
17 10 (23.81%) Jenkins
18 9 (21.43%) EMC
18 9 (21.43%) NetApp
18 9 (21.43%) PHP

Postfix
Co-occurring IT Skills 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 23 (54.76%) Apache
2 12 (28.57%) nginx
3 6 (14.29%) Tomcat
4 5 (11.90%) JBoss
5 4 (9.52%) Liferay
5 4 (9.52%) MS Exchange
5 4 (9.52%) SharePoint
6 3 (7.14%) Exchange Server 2010
6 3 (7.14%) Exchange Server 2013
6 3 (7.14%) Skype for Business
7 1 (2.38%) Elasticsearch
7 1 (2.38%) Exchange Server 2007
7 1 (2.38%) Jetty
7 1 (2.38%) lighttpd
7 1 (2.38%) SAS
Cloud Services
1 16 (38.10%) OpenShift
2 15 (35.71%) PaaS
3 3 (7.14%) Amazon AWS
3 3 (7.14%) SaaS
4 2 (4.76%) Google Cloud Platform
5 1 (2.38%) Microsoft Azure
Communications & Networking
1 19 (45.24%) DNS
2 10 (23.81%) TCP/IP
3 8 (19.05%) VPN
4 7 (16.67%) Firewall
5 6 (14.29%) NAS
5 6 (14.29%) SAN
6 5 (11.90%) HTTP
6 5 (11.90%) iSCSI
6 5 (11.90%) LDAP
6 5 (11.90%) SMTP
7 4 (9.52%) DHCP
7 4 (9.52%) FTP
7 4 (9.52%) SNMP
7 4 (9.52%) SSL
7 4 (9.52%) tcpdump
7 4 (9.52%) Telnet
8 3 (7.14%) HTTPS
8 3 (7.14%) Reverse Proxy
8 3 (7.14%) Skype
8 3 (7.14%) VLAN
Database & Business Intelligence
1 29 (69.05%) MySQL
2 7 (16.67%) PostgreSQL
3 4 (9.52%) Oracle Database
4 3 (7.14%) Redis
5 2 (4.76%) MariaDB
6 1 (2.38%) Couchbase
6 1 (2.38%) InfluxDB
6 1 (2.38%) SQL Server
Development Applications
1 10 (23.81%) Jenkins
2 9 (21.43%) Git (software)
3 4 (9.52%) Hudson
4 2 (4.76%) Subversion
4 2 (4.76%) TeamCity
5 1 (2.38%) Ant
5 1 (2.38%) Bitbucket
5 1 (2.38%) Maven
5 1 (2.38%) NUnit
5 1 (2.38%) Octopus Deploy
5 1 (2.38%) QUnit
5 1 (2.38%) Selenium
General
1 4 (9.52%) Finance
2 2 (4.76%) Advertising
3 1 (2.38%) Marketing
Job Titles
1 23 (54.76%) Linux Engineer
2 16 (38.10%) Linux Systems Engineer
2 16 (38.10%) Systems Engineer
3 13 (30.95%) Administrator
4 10 (23.81%) Linux Administrator
5 9 (21.43%) Systems Administrator
6 6 (14.29%) Linux Systems Administrator
7 2 (4.76%) 2nd Line Support
7 2 (4.76%) Senior Linux Administrator
7 2 (4.76%) Senior Linux Engineer
7 2 (4.76%) Senior Linux Systems Administrator
7 2 (4.76%) Senior Linux Systems Engineer
7 2 (4.76%) Senior Server Engineer
7 2 (4.76%) Senior Systems Administrator
7 2 (4.76%) Senior Systems Engineer
7 2 (4.76%) Server Engineer
7 2 (4.76%) Unix Administrator
7 2 (4.76%) Unix Systems Administrator
8 1 (2.38%) Linux Scripter
8 1 (2.38%) Ubuntu Administrator
Libraries, Frameworks & Software Standards
1 9 (21.43%) LAMP
2 6 (14.29%) HTML
3 5 (11.90%) LAPP Stack
4 4 (9.52%) JDBC
5 2 (4.76%) LEMP Stack
6 1 (2.38%) .NET
6 1 (2.38%) Dropwizard
6 1 (2.38%) Java EE
6 1 (2.38%) JMX
6 1 (2.38%) RabbitMQ
6 1 (2.38%) Swagger
6 1 (2.38%) Web Services
Miscellaneous
1 11 (26.19%) Clustering
2 6 (14.29%) Analytical Skills
3 5 (11.90%) Linux Command Line
4 1 (2.38%) Computer Science
4 1 (2.38%) Digital Media
4 1 (2.38%) iPad
4 1 (2.38%) Replication
Operating Systems
1 42 (100.00%) Linux
2 22 (52.38%) Windows
3 18 (42.86%) CentOS
3 18 (42.86%) Red Hat Enterprise Linux
4 17 (40.48%) Windows Server
5 13 (30.95%) Ubuntu
6 9 (21.43%) Debian
7 5 (11.90%) Unix
8 4 (9.52%) SUSE Linux Enterprise Server
9 3 (7.14%) Fedora
9 3 (7.14%) Windows 10
9 3 (7.14%) Windows 7
9 3 (7.14%) Windows 8
10 2 (4.76%) AIX
10 2 (4.76%) Windows Server 2008
11 1 (2.38%) Android
11 1 (2.38%) FreeBSD
11 1 (2.38%) Windows 2000
11 1 (2.38%) Windows Phone
11 1 (2.38%) Windows Server 2012
Processes & Methodologies
1 15 (35.71%) Configuration Management
2 7 (16.67%) DevOps
2 7 (16.67%) Migration
3 6 (14.29%) ITIL
4 5 (11.90%) Disaster Recovery
5 4 (9.52%) Cryptography
5 4 (9.52%) High Availability
5 4 (9.52%) Load Balancing
5 4 (9.52%) Memory Management
6 3 (7.14%) Network Design
6 3 (7.14%) Stakeholder Management
6 3 (7.14%) Time Management
7 2 (4.76%) Change Control
7 2 (4.76%) Cybersecurity
7 2 (4.76%) Line Management
7 2 (4.76%) Performance Tuning
7 2 (4.76%) Server Hardening
7 2 (4.76%) Service Delivery
8 1 (2.38%) Infrastructure Management
8 1 (2.38%) Mentoring
Programming Languages
1 30 (71.43%) Perl
1 30 (71.43%) Python
2 27 (64.29%) Bash Shell
3 15 (35.71%) SQL
4 9 (21.43%) PHP
5 6 (14.29%) Java
5 6 (14.29%) Shell Script
6 4 (9.52%) AWK
6 4 (9.52%) sed
7 1 (2.38%) C#
Qualifications
1 6 (14.29%) RHCE
2 5 (11.90%) Degree
3 3 (7.14%) SC Cleared
3 3 (7.14%) Security Cleared
4 2 (4.76%) CCNA
4 2 (4.76%) Cisco Certification
4 2 (4.76%) MCSE
4 2 (4.76%) Microsoft Certification
5 1 (2.38%) MCSA
Quality Assurance & Compliance
1 1 (2.38%) PCI DSS
System Software
1 25 (59.52%) VMware Infrastructure
2 16 (38.10%) Docker
2 16 (38.10%) Dovecot
3 9 (21.43%) Squid
4 8 (19.05%) NFS
5 6 (14.29%) iptables
5 6 (14.29%) qmail
6 5 (11.90%) Active Directory
7 4 (9.52%) Hyper-V
7 4 (9.52%) vSphere
8 3 (7.14%) Microsoft Virtual Server
8 3 (7.14%) Virtual Servers
9 2 (4.76%) Sendmail
9 2 (4.76%) VMware ESX
10 1 (2.38%) Ceph
10 1 (2.38%) Corosync
10 1 (2.38%) KVM
10 1 (2.38%) Varnish
10 1 (2.38%) Xen
10 1 (2.38%) XenServer
Systems Management
1 27 (64.29%) Puppet
2 15 (35.71%) Nagios
3 8 (19.05%) Ansible
4 7 (16.67%) Opscode Chef
5 5 (11.90%) HAProxy
6 4 (9.52%) Nmap
7 3 (7.14%) Backup Exec
7 3 (7.14%) Kubernetes
8 2 (4.76%) Cacti
8 2 (4.76%) Red Hat Spacewalk
8 2 (4.76%) SELinux
9 1 (2.38%) Bacula
9 1 (2.38%) Business Desktop Deployment
9 1 (2.38%) Galera Cluster
9 1 (2.38%) Icinga
9 1 (2.38%) logstash
9 1 (2.38%) ZABBIX
Vendors
1 30 (71.43%) Red Hat
2 26 (61.90%) VMware
3 9 (21.43%) EMC
3 9 (21.43%) NetApp
4 4 (9.52%) Cisco
4 4 (9.52%) Novell
4 4 (9.52%) Oracle
4 4 (9.52%) SAP
5 3 (7.14%) Dell
5 3 (7.14%) HP
5 3 (7.14%) Microsoft
5 3 (7.14%) Rackspace
5 3 (7.14%) Veritas
6 2 (4.76%) Brocade
6 2 (4.76%) Google
7 1 (2.38%) New Relic
7 1 (2.38%) Scality
Coventry, West Midlands (County)
Network ITR
Salary: £35000 - £38000 per annum
Posted: Yesterday
Enfield
Bluetown Online LTD
Salary: £21000 - £30000 per annum
Posted: 26 days ago