The table below looks at the statistics for Postfix skills in IT contracts advertised across the UK. Included is a guide to the contractor rates offered in IT contracts that have cited Postfix over the 3 months to 26 September 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
26 Sep 2016
Same period 2015 Same period 2014
Postfix
Rank 550 649 620
Rank change year-on-year
+99 -29
Contract jobs citing Postfix 105 5 18
As % of all contract IT jobs located in the UK 0.20% 0.009% 0.031%
As % of the System Software category 1.63% 0.087% 0.31%
Number of daily rates quoted 29 5 13
Median daily rate £495 £363 £375
Median daily rate % change year-on-year
+36.55% -3.33%
90% offered a daily rate of more than £300 £320 £328
10% offered a daily rate of more than £570 £420 £444
UK excluding London median daily rate £300 £341 £375
% change year-on-year
-12.08% -9.00%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

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

System Software Category
UK
Contract IT job ads with a match in the
System Software category
6440 5767 5871
As % of all contract IT jobs located in the UK 12.00% 10.08% 10.15%
Number of daily rates quoted 4069 3275 3255
Median daily rate £413 £370 £345
Median daily rate % change year-on-year
+11.48% +7.24%
90% offered a daily rate of more than £201 £195 £175
10% offered a daily rate of more than £554 £525 £500
UK excluding London median daily rate £353 £350 £320
% change year-on-year
+0.71% +9.37%
Number of hourly rates quoted 422 618 713
Median hourly rate £16.50 £16.50 £17.00
Median hourly rate % change year-on-year
- -2.94%
90% offered a hourly rate of more than £11.25 £11.00 £11.00
10% offered a hourly rate of more than £43.75 £40.55 £32.00
UK excluding London median hourly rate £16.50 £16.00 £17.00
% change year-on-year
+3.12% -5.88%

Postfix
Jobs Demand Trend

The demand trend of contract jobs citing Postfix as a proportion of all IT contracts with a match in the System Software category.

Postfix Jobs Demand Trend in the UK

Postfix
Daily Rate Trend

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

Postfix Daily Rate Trend in the UK

Postfix
Daily Rate Histogram

This chart provides a histogram of daily rates quoted in contract IT jobs citing Postfix within the UK over the 3 months to 26 September 2016.

Postfix Daily Rate Histogram in the UK

Postfix
Hourly Rate Trend

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

Postfix Hourly Rate Trend in the UK

Postfix
Top 19 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Postfix within the UK over the 3 months to 26 September 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
England +113 105 £495 +45.05% 6
London +88 95 £500 +11.11% 1
Croydon - 20 £495 -
North West +17 3 £200 -37.50%
South East - 3 £400 - 2
City of London +16 2 £585 +30.05%
Manchester -3 2 £175 -45.31%
Swindon - 2 - -
South West - 2 - - 1
Oxfordshire - 2 £400 -
Wiltshire - 2 - -
West Midlands - 1 - - 1
East of England - 1 £375 - 1
Cheshire - 1 £300 -
Berkshire - 1 - -
Reading - 1 - -
Cambridge - 1 £375 -
Oxford - 1 £400 -
Cambridgeshire - 1 £375 -

Postfix
Top 30 Related IT Skills

For the 6 months to 26 September 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 with a requirement for Postfix.

1 125 (91.24%) Linux
2 123 (89.78%) Puppet
3 119 (86.86%) Apache
4 112 (81.75%) DNS
4 112 (81.75%) JIRA
5 111 (81.02%) VMware
6 110 (80.29%) DevOps
7 107 (78.10%) Agile Software Development
8 106 (77.37%) Jenkins
9 105 (76.64%) Git (software)
9 105 (76.64%) Ansible
9 105 (76.64%) Configuration Management
10 103 (75.18%) ZABBIX
11 102 (74.45%) Confluence
12 101 (73.72%) Continuous Integration
13 100 (72.99%) SSH
14 98 (71.53%) Squid
14 98 (71.53%) Oracle
14 98 (71.53%) Terraform
15 96 (70.07%) Sonatype
15 96 (70.07%) Sonatype Nexus
15 96 (70.07%) ELK Stack
15 96 (70.07%) Rancher
15 96 (70.07%) Docker
15 96 (70.07%) logstash
15 96 (70.07%) Kibana
15 96 (70.07%) Kubernetes
15 96 (70.07%) Continuous Delivery
15 96 (70.07%) Amazon AWS
15 96 (70.07%) OpenLDAP

Postfix
Top Related 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
1 119 (86.86%) Apache
2 102 (74.45%) Confluence
3 96 (70.07%) Elasticsearch
4 10 (7.30%) nginx
5 7 (5.11%) JBoss
5 7 (5.11%) Tomcat
6 5 (3.65%) MediaWiki
7 3 (2.19%) Exchange Server 2007
7 3 (2.19%) Exchange Server 2013
7 3 (2.19%) Jetty
7 3 (2.19%) MS Exchange
8 2 (1.46%) Exchange Server 2010
8 2 (1.46%) Office Communications Server
8 2 (1.46%) Oracle Workflow
8 2 (1.46%) Skype for Business
9 1 (0.73%) Cloud Foundry
9 1 (0.73%) CloudStack
9 1 (0.73%) WildFly
Applications
1 95 (69.34%) HipChat
2 6 (4.38%) MS Excel
3 4 (2.92%) MS Office
3 4 (2.92%) MS Visio
Cloud Services
1 96 (70.07%) Amazon AWS
2 1 (0.73%) Amazon EC2
2 1 (0.73%) AWS CloudFormation
2 1 (0.73%) Microsoft Azure
Communications & Networking
1 112 (81.75%) DNS
2 100 (72.99%) SSH
3 96 (70.07%) OpenLDAP
3 96 (70.07%) OpenVPN
4 20 (14.60%) Firewall
5 13 (9.49%) VPN
6 10 (7.30%) SAN
7 9 (6.57%) Reverse Proxy
8 8 (5.84%) IPsec
9 7 (5.11%) LDAP
10 6 (4.38%) Internet
11 4 (2.92%) BGP
11 4 (2.92%) EIGRP
11 4 (2.92%) IPv6
11 4 (2.92%) Kerberos
11 4 (2.92%) LAN
11 4 (2.92%) Network Security
11 4 (2.92%) OSPF
11 4 (2.92%) SSL
11 4 (2.92%) WAN
Database & Business Intelligence
1 94 (68.61%) PostgreSQL
2 88 (64.23%) Hadoop
3 18 (13.14%) MySQL
4 9 (6.57%) Oracle Database
4 9 (6.57%) Oracle Database 11g
5 3 (2.19%) Relational Database
6 1 (0.73%) MongoDB
6 1 (0.73%) NoSQL
Development Applications
1 112 (81.75%) JIRA
2 106 (77.37%) Jenkins
3 105 (76.64%) Git (software)
4 96 (70.07%) Maven
4 96 (70.07%) Sonatype Nexus
5 95 (69.34%) Ant
5 95 (69.34%) JIRA Agile
5 95 (69.34%) JUnit
5 95 (69.34%) SonarQube
6 92 (67.15%) Liquibase
7 76 (55.47%) Bitbucket
8 9 (6.57%) Subversion
9 5 (3.65%) Hudson
General
1 4 (2.92%) Finance
2 3 (2.19%) Telecoms
3 2 (1.46%) Banking
Job Titles
1 73 (53.28%) DevOps Engineer
2 30 (21.90%) Senior DevOps
2 30 (21.90%) Senior DevOps Engineer
3 29 (21.17%) Lead DevOps
4 25 (18.25%) Administrator
5 17 (12.41%) Systems Administrator
6 15 (10.95%) Linux Administrator
7 13 (9.49%) Consultant
7 13 (9.49%) DevOps Consultant
8 12 (8.76%) Linux Engineer
8 12 (8.76%) Linux Systems Administrator
9 5 (3.65%) Junior
9 5 (3.65%) Junior DevOps
9 5 (3.65%) Lead DevOps Engineer
10 4 (2.92%) Linux Systems Engineer
10 4 (2.92%) Systems Engineer
10 4 (2.92%) Unix Administrator
10 4 (2.92%) Unix Systems Administrator
11 3 (2.19%) Linux/Unix DevOps
11 3 (2.19%) Release Engineer
Libraries, Frameworks & Software Standards
1 96 (70.07%) ELK Stack
1 96 (70.07%) MCollective
2 88 (64.23%) Software Packaging
3 11 (8.03%) LAMP
4 4 (2.92%) LEMP Stack
5 2 (1.46%) LAPP Stack
5 2 (1.46%) Web Services
Miscellaneous
1 9 (6.57%) Data Centre
2 6 (4.38%) Clustering
3 5 (3.65%) Wiki
4 4 (2.92%) Derivative
5 2 (1.46%) Blackberry
5 2 (1.46%) Fintech
6 1 (0.73%) Management Information System
Operating Systems
1 125 (91.24%) Linux
2 88 (64.23%) CentOS
3 28 (20.44%) Red Hat Enterprise Linux
4 22 (16.06%) Windows
5 15 (10.95%) Debian
6 12 (8.76%) Unix
7 10 (7.30%) Solaris
7 10 (7.30%) Ubuntu
7 10 (7.30%) Windows Server
8 6 (4.38%) Windows Server 2003
9 3 (2.19%) Windows Server 2008
9 3 (2.19%) Windows Server 2012
10 2 (1.46%) Android
10 2 (1.46%) Mac OS
10 2 (1.46%) SUSE
10 2 (1.46%) Windows 10
10 2 (1.46%) Windows 7
10 2 (1.46%) Windows 8
Processes & Methodologies
1 110 (80.29%) DevOps
2 107 (78.10%) Agile Software Development
3 105 (76.64%) Configuration Management
4 101 (73.72%) Continuous Integration
5 96 (70.07%) Continuous Delivery
5 96 (70.07%) Service Management
6 88 (64.23%) Identity Management
7 87 (63.50%) Scrum
8 77 (56.20%) Case Management
9 70 (51.09%) Coaching
10 60 (43.80%) Workflow
11 51 (37.23%) Stakeholder Management
12 19 (13.87%) Load Balancing
13 18 (13.14%) Disaster Recovery
14 17 (12.41%) High Availability
15 15 (10.95%) Software Engineering
16 12 (8.76%) Change Control
16 12 (8.76%) ITIL
16 12 (8.76%) Kalman Filter
16 12 (8.76%) Open Source
Programming Languages
1 96 (70.07%) Shell Script
2 79 (57.66%) Ruby
3 15 (10.95%) Java
4 13 (9.49%) Perl
5 12 (8.76%) PHP
5 12 (8.76%) SQL
6 10 (7.30%) PL/SQL
7 9 (6.57%) Python
8 5 (3.65%) Bash Shell
9 3 (2.19%) PowerShell
Qualifications
1 83 (60.58%) SC Cleared
1 83 (60.58%) Security Cleared
2 44 (32.12%) CTC Cleared
3 21 (15.33%) BPSS Clearance
4 5 (3.65%) RHCE
5 4 (2.92%) CCNA
5 4 (2.92%) Cisco Certification
6 3 (2.19%) Degree
7 2 (1.46%) BC Cleared
7 2 (1.46%) DV Cleared
7 2 (1.46%) MCSA
7 2 (1.46%) MCSE
7 2 (1.46%) Microsoft Certification
7 2 (1.46%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 8 (5.84%) PCI DSS
2 7 (5.11%) ISO/IEC 27001
System Software
1 98 (71.53%) Squid
2 96 (70.07%) Docker
3 91 (66.42%) vCloud
4 21 (15.33%) iptables
5 12 (8.76%) Sendmail
5 12 (8.76%) VMware Infrastructure
5 12 (8.76%) vSphere
6 10 (7.30%) Virtual Machines
7 7 (5.11%) Samba
8 5 (3.65%) XenServer
9 4 (2.92%) NFS
10 3 (2.19%) Active Directory
10 3 (2.19%) Dovecot
11 2 (1.46%) VMware ESXi
12 1 (0.73%) OpenSSH
12 1 (0.73%) SpamAssassin
Systems Management
1 123 (89.78%) Puppet
2 105 (76.64%) Ansible
3 103 (75.18%) ZABBIX
4 98 (71.53%) Terraform
5 96 (70.07%) Kibana
5 96 (70.07%) Kubernetes
5 96 (70.07%) logstash
5 96 (70.07%) Rancher
6 15 (10.95%) Nagios
7 10 (7.30%) Cobbler
7 10 (7.30%) OSSEC
8 9 (6.57%) Consul
8 9 (6.57%) Packer
9 5 (3.65%) yum
10 4 (2.92%) Red Hat Spacewalk
11 2 (1.46%) Cacti
11 2 (1.46%) Capistrano
11 2 (1.46%) HAProxy
11 2 (1.46%) Opscode Chef
12 1 (0.73%) Forefront Identity Manager
Vendors
1 111 (81.02%) VMware
2 98 (71.53%) Oracle
3 96 (70.07%) Sonatype
4 76 (55.47%) Atlassian
5 23 (16.79%) Red Hat
6 10 (7.30%) EMC
6 10 (7.30%) HP
6 10 (7.30%) LogRhythm
6 10 (7.30%) ServiceNow
6 10 (7.30%) SolarWinds
6 10 (7.30%) Splunk
6 10 (7.30%) TippingPoint
7 9 (6.57%) AppDynamics
8 6 (4.38%) Juniper
8 6 (4.38%) Microsoft
9 5 (3.65%) Citrix
10 2 (1.46%) Cisco
10 2 (1.46%) Percona
11 1 (0.73%) Intel Security
11 1 (0.73%) Symantec
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