The following table provides summary statistics for permanent job vacancies advertised in England 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 30 April 2017 with a comparison to the same period in the previous 2 years.

Postfix
UK / England
3 months to
30 Apr 2017
Same period 2016 Same period 2015
Rank 810 888 887
Rank change year-on-year +78 -1  
Permanent jobs citing Postfix 20 45 60
As % of all permanent IT jobs advertised in England 0.025% 0.046% 0.058%
As % of the System Software category 0.20% 0.37% 0.46%
Number of salaries quoted 20 23 52
Median salary £40,000 £47,500 £47,500
Median salary % change year-on-year -15.78% -  
90% offered a salary of more than £35,000 £35,900 £37,750
10% offered a salary of more than £55,250 £52,500 £69,250
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 advertised in England with a requirement for system software skills.

System Software Skills
England
Permanent job vacancies with a requirement for system software skills 10062 12117 13014
As % of all permanent IT job vacancies advertised in England 12.49% 12.47% 12.55%
Number of salaries quoted 8537 10297 10736
Median salary £42,500 £42,500 £42,500
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 in England

The job posting trend of jobs advertised in England 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 England

Postfix
Salary Trend in England

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

Salary trend for Postfix in England

Postfix
Salary Histogram in England

The salary distribution of IT jobs citing Postfix in England over the 3 months to 30 April 2017.

Salary histogram for Postfix in England

Postfix
Job Locations in England

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Postfix within the England region over the 3 months to 30 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
South West - 11 £37,500 - 1
South East +68 3 £47,500 +5.55%
East Midlands - 2 £55,000 -
West Midlands - 2 £40,000 - 1
London +38 1 £35,000 -30.00%
North West -33 1 £60,000 +33.33% 1
Postfix
UK

For the 6 months to 30 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 across the England region with a requirement for Postfix.

1 40 (100.00%) Linux
2 29 (72.50%) Python
2 29 (72.50%) Red Hat
3 28 (70.00%) Perl
3 28 (70.00%) MySQL
4 26 (65.00%) Bash Shell
5 25 (62.50%) Puppet
6 24 (60.00%) VMware
7 23 (57.50%) Apache
8 22 (55.00%) VMware Infrastructure
9 21 (52.50%) Windows
10 18 (45.00%) CentOS
11 17 (42.50%) DNS
12 16 (40.00%) Red Hat Enterprise Linux
12 16 (40.00%) Dovecot
12 16 (40.00%) OpenShift
12 16 (40.00%) Docker
12 16 (40.00%) Windows Server
13 14 (35.00%) PaaS
13 14 (35.00%) Nagios
13 14 (35.00%) Configuration Management
13 14 (35.00%) SQL
14 13 (32.50%) Ubuntu
14 13 (32.50%) nginx
15 10 (25.00%) Debian
15 10 (25.00%) Clustering
16 9 (22.50%) PHP
16 9 (22.50%) LAMP
16 9 (22.50%) Git (software)
16 9 (22.50%) Jenkins

Postfix
Co-occurring IT Skills in England 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 (57.50%) Apache
2 13 (32.50%) nginx
3 5 (12.50%) Tomcat
4 4 (10.00%) JBoss
4 4 (10.00%) MS Exchange
4 4 (10.00%) SharePoint
5 3 (7.50%) Exchange Server 2010
5 3 (7.50%) Exchange Server 2013
5 3 (7.50%) Liferay
5 3 (7.50%) Skype for Business
6 1 (2.50%) Elasticsearch
6 1 (2.50%) Exchange Server 2007
6 1 (2.50%) Jetty
6 1 (2.50%) lighttpd
6 1 (2.50%) SAS
Cloud Services
1 16 (40.00%) OpenShift
2 14 (35.00%) PaaS
3 3 (7.50%) Amazon AWS
3 3 (7.50%) SaaS
4 2 (5.00%) Google Cloud Platform
5 1 (2.50%) Microsoft Azure
Communications & Networking
1 17 (42.50%) DNS
2 8 (20.00%) TCP/IP
2 8 (20.00%) VPN
3 7 (17.50%) Firewall
4 4 (10.00%) HTTP
4 4 (10.00%) iSCSI
4 4 (10.00%) LDAP
4 4 (10.00%) NAS
4 4 (10.00%) SAN
4 4 (10.00%) SMTP
5 3 (7.50%) DHCP
5 3 (7.50%) FTP
5 3 (7.50%) HTTPS
5 3 (7.50%) Reverse Proxy
5 3 (7.50%) Skype
5 3 (7.50%) SNMP
5 3 (7.50%) SSH
5 3 (7.50%) SSL
5 3 (7.50%) tcpdump
5 3 (7.50%) VLAN
Database & Business Intelligence
1 28 (70.00%) MySQL
2 6 (15.00%) PostgreSQL
3 3 (7.50%) MariaDB
3 3 (7.50%) Oracle Database
3 3 (7.50%) Redis
4 1 (2.50%) Couchbase
4 1 (2.50%) InfluxDB
4 1 (2.50%) SQL Server
Development Applications
1 9 (22.50%) Git (software)
1 9 (22.50%) Jenkins
2 3 (7.50%) Hudson
3 2 (5.00%) Subversion
3 2 (5.00%) TeamCity
4 1 (2.50%) Ant
4 1 (2.50%) Bitbucket
4 1 (2.50%) Maven
4 1 (2.50%) NUnit
4 1 (2.50%) Octopus Deploy
4 1 (2.50%) QUnit
4 1 (2.50%) Selenium
General
1 3 (7.50%) Finance
2 1 (2.50%) Advertising
2 1 (2.50%) Marketing
Job Titles
1 23 (57.50%) Linux Engineer
2 16 (40.00%) Linux Systems Engineer
2 16 (40.00%) Systems Engineer
3 13 (32.50%) Administrator
4 10 (25.00%) Linux Administrator
4 10 (25.00%) Systems Administrator
5 7 (17.50%) Linux Systems Administrator
6 2 (5.00%) 2nd Line Support
6 2 (5.00%) Senior Linux Administrator
6 2 (5.00%) Senior Linux Engineer
6 2 (5.00%) Senior Linux Systems Administrator
6 2 (5.00%) Senior Linux Systems Engineer
6 2 (5.00%) Senior Systems Administrator
6 2 (5.00%) Senior Systems Engineer
6 2 (5.00%) Unix Administrator
6 2 (5.00%) Unix Systems Administrator
7 1 (2.50%) 3rd Line Engineer
7 1 (2.50%) Linux Scripter
7 1 (2.50%) Ubuntu Administrator
7 1 (2.50%) Unix Linux Systems Administrator
Libraries, Frameworks & Software Standards
1 9 (22.50%) LAMP
2 6 (15.00%) HTML
3 4 (10.00%) LAPP Stack
4 3 (7.50%) JDBC
4 3 (7.50%) LEMP Stack
5 1 (2.50%) .NET
5 1 (2.50%) Dropwizard
5 1 (2.50%) Java EE
5 1 (2.50%) JMX
5 1 (2.50%) RabbitMQ
5 1 (2.50%) Swagger
5 1 (2.50%) Web Services
Miscellaneous
1 10 (25.00%) Clustering
2 6 (15.00%) Analytical Skills
3 4 (10.00%) Linux Command Line
4 1 (2.50%) Computer Science
4 1 (2.50%) Digital Media
4 1 (2.50%) iPad
4 1 (2.50%) Replication
Operating Systems
1 40 (100.00%) Linux
2 21 (52.50%) Windows
3 18 (45.00%) CentOS
4 16 (40.00%) Red Hat Enterprise Linux
4 16 (40.00%) Windows Server
5 13 (32.50%) Ubuntu
6 10 (25.00%) Debian
7 4 (10.00%) Unix
8 3 (7.50%) Fedora
8 3 (7.50%) SUSE Linux Enterprise Server
8 3 (7.50%) Windows 10
8 3 (7.50%) Windows 7
8 3 (7.50%) Windows 8
9 2 (5.00%) Windows Server 2008
10 1 (2.50%) AIX
10 1 (2.50%) Android
10 1 (2.50%) FreeBSD
10 1 (2.50%) Windows 2000
10 1 (2.50%) Windows Phone
10 1 (2.50%) Windows Server 2012
Processes & Methodologies
1 14 (35.00%) Configuration Management
2 8 (20.00%) DevOps
3 6 (15.00%) Migration
4 5 (12.50%) ITIL
5 4 (10.00%) Disaster Recovery
6 3 (7.50%) Cryptography
6 3 (7.50%) High Availability
6 3 (7.50%) Load Balancing
6 3 (7.50%) Memory Management
6 3 (7.50%) Network Design
6 3 (7.50%) Stakeholder Management
6 3 (7.50%) Time Management
7 2 (5.00%) Change Control
7 2 (5.00%) Cybersecurity
7 2 (5.00%) Line Management
7 2 (5.00%) Server Hardening
7 2 (5.00%) Service Delivery
8 1 (2.50%) Agile Software Development
8 1 (2.50%) TDD
8 1 (2.50%) Workflow
Programming Languages
1 29 (72.50%) Python
2 28 (70.00%) Perl
3 26 (65.00%) Bash Shell
4 14 (35.00%) SQL
5 9 (22.50%) PHP
6 5 (12.50%) Java
6 5 (12.50%) Shell Script
7 3 (7.50%) AWK
7 3 (7.50%) sed
8 1 (2.50%) C#
Qualifications
1 5 (12.50%) RHCE
2 4 (10.00%) Degree
3 3 (7.50%) SC Cleared
3 3 (7.50%) Security Cleared
4 2 (5.00%) CCNA
4 2 (5.00%) Cisco Certification
4 2 (5.00%) MCSE
4 2 (5.00%) Microsoft Certification
5 1 (2.50%) MCSA
Quality Assurance & Compliance
1 1 (2.50%) PCI DSS
System Software
1 22 (55.00%) VMware Infrastructure
2 16 (40.00%) Docker
2 16 (40.00%) Dovecot
3 8 (20.00%) Squid
4 7 (17.50%) NFS
5 6 (15.00%) qmail
6 5 (12.50%) Active Directory
6 5 (12.50%) iptables
7 4 (10.00%) Hyper-V
7 4 (10.00%) vSphere
8 3 (7.50%) Microsoft Virtual Server
8 3 (7.50%) Virtual Servers
9 2 (5.00%) Ceph
10 1 (2.50%) Corosync
10 1 (2.50%) KVM
10 1 (2.50%) Sendmail
10 1 (2.50%) Varnish
10 1 (2.50%) VMware ESX
10 1 (2.50%) Xen
10 1 (2.50%) XenServer
Systems Management
1 25 (62.50%) Puppet
2 14 (35.00%) Nagios
3 8 (20.00%) Ansible
4 6 (15.00%) Opscode Chef
5 5 (12.50%) HAProxy
6 4 (10.00%) Kubernetes
7 3 (7.50%) Backup Exec
7 3 (7.50%) Nmap
8 2 (5.00%) Cacti
8 2 (5.00%) Galera Cluster
8 2 (5.00%) Red Hat Spacewalk
8 2 (5.00%) SELinux
9 1 (2.50%) Bacula
9 1 (2.50%) Business Desktop Deployment
9 1 (2.50%) Icinga
9 1 (2.50%) logstash
9 1 (2.50%) ZABBIX
Vendors
1 29 (72.50%) Red Hat
2 24 (60.00%) VMware
3 7 (17.50%) EMC
3 7 (17.50%) NetApp
4 4 (10.00%) Cisco
5 3 (7.50%) Dell
5 3 (7.50%) HP
5 3 (7.50%) Microsoft
5 3 (7.50%) Novell
5 3 (7.50%) Oracle
5 3 (7.50%) Rackspace
5 3 (7.50%) SAP
5 3 (7.50%) Veritas
6 2 (5.00%) Google
6 2 (5.00%) Scality
7 1 (2.50%) Brocade
7 1 (2.50%) New Relic
Gloucester, Gloucestershire
Opus Recruitment Solutions Ltd
Salary: £35000 - £45000 per annum
Posted: 3 days ago
Liverpool
FRG Technology Consulting
Salary: £40000 per annum + Generous benefits
Posted: 4 days ago
Coventry, West Midlands (County)
Network ITR
Salary: £35000 - £38000 per annum
Posted: 6 days ago