Period
to 19 August 2017

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 6 months to 19 August 2017 with a comparison to the same period in the previous 2 years.

Postfix
UK
6 months to
19 Aug 2017
Same period 2016 Same period 2015
Rank 1128 1174 1191
Rank change year-on-year +46 +17 +22
Permanent jobs citing Postfix 55 90 105
As % of all permanent IT jobs advertised in the UK 0.031% 0.046% 0.048%
As % of the System Software category 0.24% 0.37% 0.41%
Number of salaries quoted 38 67 99
UK median annual salary £40,000 £47,500 £47,500
Median salary % change year-on-year -15.79% - +5.56%
10th Percentile £31,750 £32,500 £36,250
90th Percentile £64,750 £62,500 £75,000
UK excluding London median annual salary £40,000 £38,750 £45,000
% change year-on-year +3.23% -13.89% +12.50%

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 22538 24633 25407
As % of all permanent IT job vacancies advertised in the UK 12.74% 12.49% 11.69%
Number of salaries quoted 19021 20881 21022
UK median annual salary £45,000 £42,500 £40,000
Median salary % change year-on-year +5.88% +6.25% -
10th Percentile £24,000 £23,000 £23,000
90th Percentile £75,000 £71,250 £65,000
UK excluding London median annual salary £38,000 £37,500 £37,500
% change year-on-year +1.33% - +7.14%

Postfix
Job Vacancy Trend

Job postings citing Postfix as a percentage of all IT jobs advertised.

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 6 months to 19 August 2017.

Salary histogram for Postfix in the UK

Postfix
Top 10 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 6 months to 19 August 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +48 54 £40,000 -15.79% 1
UK excluding London +50 30 £40,000 +3.23%
London +12 24 £45,000 -18.18% 1
South West +11 12 £40,000 +14.29%
South East +46 7 £47,500 +18.75%
Midlands +35 7 £36,500 +52.08%
West Midlands +29 7 £36,500 +52.08%
East of England -6 3 £31,000 -36.41%
North of England -21 1 £60,000 +50.00%
North West -31 1 £60,000 +33.33%

For the 6 months to 19 August 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 38 (69.09%) Linux
2 36 (65.45%) Windows
3 30 (54.55%) MySQL
4 29 (52.73%) Apache
5 26 (47.27%) Red Hat
5 26 (47.27%) Windows Server
6 24 (43.64%) SMTP
7 23 (41.82%) Active Directory
8 22 (40.00%) Microsoft
8 22 (40.00%) SharePoint
9 21 (38.18%) Microsoft Office
9 21 (38.18%) CentOS
9 21 (38.18%) Puppet
10 20 (36.36%) nginx
11 19 (34.55%) VMware
12 18 (32.73%) Agile Software Development
12 18 (32.73%) MS Exchange
12 18 (32.73%) Exchange Server 2010
12 18 (32.73%) Amazon AWS
13 17 (30.91%) PowerShell
13 17 (30.91%) Root Cause Analysis
13 17 (30.91%) Analytical Skills
13 17 (30.91%) Task Automation
13 17 (30.91%) DNS
13 17 (30.91%) Perl
13 17 (30.91%) Document Management
13 17 (30.91%) Banking
13 17 (30.91%) Retail
13 17 (30.91%) Asset Management
13 17 (30.91%) Workflow

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 29 (52.73%) Apache
2 22 (40.00%) SharePoint
3 20 (36.36%) nginx
4 18 (32.73%) Exchange Server 2010
4 18 (32.73%) MS Exchange
5 17 (30.91%) SharePoint Server
6 4 (7.27%) IIS
7 2 (3.64%) Tomcat
8 1 (1.82%) Elasticsearch
8 1 (1.82%) Exchange Server 2013
8 1 (1.82%) JBoss
8 1 (1.82%) Jetty
8 1 (1.82%) Skype for Business
Applications
1 21 (38.18%) Microsoft Office
Cloud Services
1 18 (32.73%) Amazon AWS
2 10 (18.18%) OpenShift
3 6 (10.91%) PaaS
4 1 (1.82%) Microsoft Azure
4 1 (1.82%) SaaS
Communications & Networking
1 24 (43.64%) SMTP
2 17 (30.91%) DNS
3 10 (18.18%) VPN
4 9 (16.36%) SSH
4 9 (16.36%) TCP/IP
5 6 (10.91%) DHCP
5 6 (10.91%) Firewall
5 6 (10.91%) FTP
5 6 (10.91%) SAN
6 4 (7.27%) Cisco Nexus
6 4 (7.27%) IMAP
6 4 (7.27%) OSPF
6 4 (7.27%) VoIP
7 3 (5.45%) MRTG
7 3 (5.45%) Network Security
7 3 (5.45%) Telnet
7 3 (5.45%) VLAN
8 2 (3.64%) BGP
8 2 (3.64%) Internet
8 2 (3.64%) VRRP
Database & Business Intelligence
1 30 (54.55%) MySQL
2 5 (9.09%) MariaDB
3 3 (5.45%) PostgreSQL
4 1 (1.82%) Couchbase
4 1 (1.82%) Redis
Development Applications
1 6 (10.91%) Git (software)
2 3 (5.45%) Jenkins
3 2 (3.64%) Subversion
3 2 (3.64%) TeamCity
4 1 (1.82%) Ant
4 1 (1.82%) Bitbucket
4 1 (1.82%) Maven
4 1 (1.82%) NUnit
4 1 (1.82%) Octopus Deploy
4 1 (1.82%) QUnit
4 1 (1.82%) Selenium
General
1 17 (30.91%) Banking
1 17 (30.91%) Finance
1 17 (30.91%) Investment Banking
1 17 (30.91%) Retail
1 17 (30.91%) Retail Banking
2 4 (7.27%) Telecoms
3 3 (5.45%) French Language
4 1 (1.82%) Marketing
Job Titles
1 22 (40.00%) Linux Engineer
2 18 (32.73%) Systems Engineer
3 17 (30.91%) Team Leader
4 16 (29.09%) Linux Systems Engineer
5 14 (25.45%) Administrator
5 14 (25.45%) Systems Administrator
6 12 (21.82%) Linux Administrator
6 12 (21.82%) Linux Systems Administrator
7 8 (14.55%) Linux/Unix DevOps
8 7 (12.73%) DevOps Engineer
9 6 (10.91%) 3rd Line Engineer
9 6 (10.91%) Linux DevOps Engineer
10 5 (9.09%) DevOps Administrator
10 5 (9.09%) Linux DevOps Administrator
11 3 (5.45%) DevOps Systems Engineer
12 2 (3.64%) Cisco Administrator
12 2 (3.64%) Cisco Engineer
12 2 (3.64%) Network Systems Engineer
12 2 (3.64%) Senior Linux Engineer
12 2 (3.64%) Senior Linux Systems Engineer
Libraries, Frameworks & Software Standards
1 14 (25.45%) LAMP
2 11 (20.00%) LEMP Stack
3 2 (3.64%) Apache Axis
3 2 (3.64%) HTML
4 1 (1.82%) .NET
4 1 (1.82%) Dropwizard
4 1 (1.82%) Java EE
4 1 (1.82%) JMX
4 1 (1.82%) RabbitMQ
4 1 (1.82%) Swagger
Miscellaneous
1 17 (30.91%) Analytical Skills
2 6 (10.91%) Data Centre
3 3 (5.45%) Clustering
3 3 (5.45%) Linux Command Line
4 2 (3.64%) Driving Licence
4 2 (3.64%) Replication
Operating Systems
1 38 (69.09%) Linux
2 36 (65.45%) Windows
3 26 (47.27%) Windows Server
4 21 (38.18%) CentOS
5 9 (16.36%) Debian
5 9 (16.36%) Red Hat Enterprise Linux
6 8 (14.55%) Fedora
7 7 (12.73%) Ubuntu
8 6 (10.91%) Unix
9 4 (7.27%) Windows Server 2008
9 4 (7.27%) Windows Server 2012
10 3 (5.45%) FreeBSD
11 1 (1.82%) OpenBSD
11 1 (1.82%) Windows 10
11 1 (1.82%) Windows 7
11 1 (1.82%) Windows 8
Processes & Methodologies
1 18 (32.73%) Agile Software Development
2 17 (30.91%) Asset Management
2 17 (30.91%) Document Management
2 17 (30.91%) Root Cause Analysis
2 17 (30.91%) Task Automation
2 17 (30.91%) Wealth Management
2 17 (30.91%) Workflow
3 13 (23.64%) DevOps
4 8 (14.55%) Configuration Management
5 7 (12.73%) Change Control
6 6 (10.91%) ITIL
7 4 (7.27%) Load Balancing
7 4 (7.27%) Matrix Management
8 3 (5.45%) Analytics
8 3 (5.45%) Cybersecurity
8 3 (5.45%) Line Management
8 3 (5.45%) Server Hardening
8 3 (5.45%) Service Delivery
8 3 (5.45%) Stakeholder Management
9 2 (3.64%) Network Monitoring
Programming Languages
1 17 (30.91%) Perl
1 17 (30.91%) PowerShell
2 15 (27.27%) Bash Shell
3 14 (25.45%) Python
4 10 (18.18%) PHP
5 4 (7.27%) Java
6 3 (5.45%) C#
6 3 (5.45%) Shell Script
7 1 (1.82%) C
7 1 (1.82%) SQL
Qualifications
1 6 (10.91%) RHCE
2 3 (5.45%) RHCSA
2 3 (5.45%) VMware Certified Professional (VCP)
3 2 (3.64%) SC Cleared
3 2 (3.64%) Security Cleared
4 1 (1.82%) CCNA
4 1 (1.82%) Cisco Certification
4 1 (1.82%) CISM
4 1 (1.82%) CISSP
4 1 (1.82%) MCSE
4 1 (1.82%) Microsoft Certification
Quality Assurance & Compliance
1 1 (1.82%) GDPR
1 1 (1.82%) ISO/IEC 27001
1 1 (1.82%) PCI DSS
System Software
1 23 (41.82%) Active Directory
2 15 (27.27%) Docker
3 12 (21.82%) Dovecot
4 9 (16.36%) VMware Infrastructure
5 4 (7.27%) Ceph
5 4 (7.27%) Sendmail
6 3 (5.45%) iptables
6 3 (5.45%) PowerDNS
6 3 (5.45%) SpamAssassin
6 3 (5.45%) Squid
6 3 (5.45%) VMware ESXi
7 2 (3.64%) NFS
8 1 (1.82%) Hyper-V
8 1 (1.82%) KVM
8 1 (1.82%) Microsoft Virtual Server
8 1 (1.82%) oVirt
8 1 (1.82%) qmail
8 1 (1.82%) Virtual Servers
8 1 (1.82%) vSphere
8 1 (1.82%) Xen
Systems Management
1 21 (38.18%) Puppet
2 15 (27.27%) Nagios
3 9 (16.36%) Ansible
4 6 (10.91%) HAProxy
4 6 (10.91%) Kubernetes
5 5 (9.09%) ZABBIX
6 4 (7.27%) Galera Cluster
6 4 (7.27%) SCCM
6 4 (7.27%) Simpana
7 3 (5.45%) Cacti
7 3 (5.45%) Munin
7 3 (5.45%) Opscode Chef
7 3 (5.45%) Red Hat Spacewalk
7 3 (5.45%) SELinux
8 2 (3.64%) Opsview
8 2 (3.64%) Rancher
9 1 (1.82%) Bacula
9 1 (1.82%) Business Desktop Deployment
9 1 (1.82%) Icinga
9 1 (1.82%) logstash
Vendors
1 26 (47.27%) Red Hat
2 22 (40.00%) Microsoft
3 19 (34.55%) VMware
4 10 (18.18%) Cisco
5 4 (7.27%) CommVault
5 4 (7.27%) F5
5 4 (7.27%) Scality
6 3 (5.45%) HP
7 2 (3.64%) Acronis
7 2 (3.64%) Aruba
7 2 (3.64%) Juniper
7 2 (3.64%) Polycom
7 2 (3.64%) Veeam
8 1 (1.82%) Dell
8 1 (1.82%) EMC
8 1 (1.82%) NetApp
8 1 (1.82%) Rackspace
8 1 (1.82%) Veritas