Period
to 23 April 2019

The following table provides summary statistics for contract job vacancies advertised in England with a requirement for Postfix skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Postfix over the 6 months to 23 April 2019 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Postfix
UK > England
6 months to
23 Apr 2019
Same period 2018 Same period 2017
Rank 834 843 784
Rank change year-on-year +9 -59 +56
Contract jobs citing Postfix 14 13 28
As % of all contract IT jobs advertised in England 0.016% 0.014% 0.033%
As % of the System Software category 0.10% 0.11% 0.28%
Number of daily rates quoted 6 2 17
England median daily rate £404 £560 £400
Median daily rate % change year-on-year -27.90% +40.00% -4.48%
10th Percentile £360 £424 £313
90th Percentile £453 £695 £500
UK median daily rate £400 £406 £400
% change year-on-year -1.54% +1.56% -4.48%
Number of hourly rates quoted 0 0 0
England median hourly rate - - -
UK median hourly rate - - -

Postfix is in the System Software category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in England with a requirement for system software skills.

All System Software Skills
England
Contract vacancies with a requirement for system software skills 13,503 12,258 9,843
As % of all contract IT jobs advertised in England 15.49% 13.23% 11.55%
Number of daily rates quoted 9,050 7,967 6,264
England median daily rate £475 £450 £425
Median daily rate % change year-on-year +5.56% +5.88% +6.25%
10th Percentile £193 £179 £170
90th Percentile £638 £625 £588
UK median daily rate £475 £450 £415
% change year-on-year +5.56% +8.43% +3.75%
Number of hourly rates quoted 584 671 649
England median hourly rate £16.50 £16.00 £16.00
Median hourly rate % change year-on-year +3.13% - +3.23%
10th Percentile £10.92 £10.75 £10.13
90th Percentile £47.50 £46.00 £43.75
UK median hourly rate £16.50 £15.86 £16.00
% change year-on-year +4.04% -0.88% +1.59%

Postfix
Job Vacancy Trend in England

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

Job vacancy trend for Postfix in England

Postfix
Contractor Daily Rate Trend in England

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

Contractor daily rate trend for Postfix in England

Postfix
Contractor Hourly Rate Trend in England

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

Contractor hourly rate trend for Postfix in England

Postfix
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Postfix within the England region over the 6 months to 23 April 2019. 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Midlands +3 7 £438 -
West Midlands -14 7 £438 -
South East - 5 £370 - 4
London +21 1 - - 1
Yorkshire - 1 - -
North of England - 1 - -
Postfix
UK

For the 6 months to 23 April 2019, IT contractor jobs citing Postfix also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the England region with a requirement for Postfix.

1 8 (57.14%) Agile Software Development
2 7 (50.00%) TDD
2 7 (50.00%) jMock
2 7 (50.00%) Continuous Integration
2 7 (50.00%) Kanban
2 7 (50.00%) Git (software)
2 7 (50.00%) Amazon EC2
2 7 (50.00%) Amazon AWS
2 7 (50.00%) RESTful
2 7 (50.00%) DbUnit
2 7 (50.00%) Mockito
2 7 (50.00%) BDD
2 7 (50.00%) Amazon SQS
2 7 (50.00%) PowerMock
2 7 (50.00%) Jenkins
2 7 (50.00%) Amazon RDS
2 7 (50.00%) Java
2 7 (50.00%) SQL
2 7 (50.00%) SOAP
2 7 (50.00%) Web Services
2 7 (50.00%) Linux
2 7 (50.00%) JUnit
2 7 (50.00%) Scrum
2 7 (50.00%) Spring
2 7 (50.00%) Maven
2 7 (50.00%) SonarQube
3 6 (42.86%) Spring Cloud
3 6 (42.86%) PostgreSQL
3 6 (42.86%) Red Hat
3 6 (42.86%) ITIL

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 5 (35.71%) OpenStack
2 1 (7.14%) Oracle Application Server
Business Applications
1 3 (21.43%) Remedy ITSM
2 1 (7.14%) Unica
Cloud Services
1 7 (50.00%) Amazon AWS
1 7 (50.00%) Amazon EC2
1 7 (50.00%) Amazon SQS
2 3 (21.43%) SaaS
Communications & Networking
1 5 (35.71%) BGP
1 5 (35.71%) Firewall
1 5 (35.71%) iSCSI
1 5 (35.71%) MPLS
1 5 (35.71%) NAS
1 5 (35.71%) SNMP
1 5 (35.71%) VLAN
1 5 (35.71%) VXLAN
2 4 (28.57%) Value-Added Service
2 4 (28.57%) Wireless
3 1 (7.14%) DNS
3 1 (7.14%) SMTP
Database & Business Intelligence
1 7 (50.00%) Amazon RDS
2 6 (42.86%) MySQL
2 6 (42.86%) PostgreSQL
3 5 (35.71%) Apache Cassandra
3 5 (35.71%) MariaDB
3 5 (35.71%) MongoDB
3 5 (35.71%) NoSQL
4 1 (7.14%) Data Warehouse
4 1 (7.14%) Oracle Database
Development Applications
1 7 (50.00%) DbUnit
1 7 (50.00%) Git (software)
1 7 (50.00%) Jenkins
1 7 (50.00%) jMock
1 7 (50.00%) JUnit
1 7 (50.00%) Maven
1 7 (50.00%) Mockito
1 7 (50.00%) SonarQube
2 1 (7.14%) Cucumber
2 1 (7.14%) JMeter
2 1 (7.14%) Selenium
2 1 (7.14%) SoapUI
2 1 (7.14%) WebDriver
General
1 2 (14.29%) Retail
1 2 (14.29%) Telecoms
Job Titles
1 7 (50.00%) Developer
1 7 (50.00%) Java Developer
2 3 (21.43%) AWS Developer
2 3 (21.43%) Cloud Engineer
2 3 (21.43%) J2EE Developer
2 3 (21.43%) Java/J2EE Developer
2 3 (21.43%) Linux Engineer
3 2 (14.29%) Data Centre Engineer
3 2 (14.29%) Onboarding Engineer
3 2 (14.29%) Operations Engineer
4 1 (7.14%) Cloud Architect
4 1 (7.14%) Data Centre Operations Engineer
4 1 (7.14%) Linux Support
4 1 (7.14%) Linux Support Engineer
4 1 (7.14%) Senior Linux Engineer
4 1 (7.14%) Senior Unix Engineer
4 1 (7.14%) Virtualisation Engineer
4 1 (7.14%) Windows Engineer
4 1 (7.14%) Windows Support Engineer
4 1 (7.14%) Windows Systems Engineer
Libraries, Frameworks & Software Standards
1 7 (50.00%) PowerMock
1 7 (50.00%) RESTful
1 7 (50.00%) SOAP
1 7 (50.00%) Spring
1 7 (50.00%) Web Services
2 6 (42.86%) ActiveMQ
2 6 (42.86%) Spring Cloud
3 5 (35.71%) J2EE
3 5 (35.71%) Node.js
4 4 (28.57%) Hibernate
4 4 (28.57%) JPA
5 3 (21.43%) AngularJS
6 2 (14.29%) REST
6 2 (14.29%) Spring Boot
7 1 (7.14%) Apache Camel
7 1 (7.14%) CSS
Miscellaneous
1 5 (35.71%) Data Centre
1 5 (35.71%) Private Cloud
2 4 (28.57%) Self-Motivation
3 2 (14.29%) NHS
4 1 (7.14%) Clustering
4 1 (7.14%) Tandem
Operating Systems
1 7 (50.00%) Linux
2 6 (42.86%) Ubuntu
3 2 (14.29%) Red Hat Enterprise Linux
4 1 (7.14%) CentOS
4 1 (7.14%) Debian
4 1 (7.14%) Solaris
4 1 (7.14%) Unix
4 1 (7.14%) Windows
4 1 (7.14%) Windows Server
4 1 (7.14%) Windows Server 2003
4 1 (7.14%) Windows Server 2012
Processes & Methodologies
1 8 (57.14%) Agile Software Development
2 7 (50.00%) BDD
2 7 (50.00%) Continuous Integration
2 7 (50.00%) Kanban
2 7 (50.00%) Scrum
2 7 (50.00%) TDD
3 6 (42.86%) ITIL
3 6 (42.86%) Open Source
4 5 (35.71%) ITSM
4 5 (35.71%) Network Architecture
4 5 (35.71%) PRINCE
4 5 (35.71%) PRINCE2
5 4 (28.57%) Customer-Centricity
5 4 (28.57%) Deployment Automation
5 4 (28.57%) Stakeholder Management
6 3 (21.43%) Change Management
6 3 (21.43%) Migration
6 3 (21.43%) Proactive Monitoring
6 3 (21.43%) Programme Delivery
6 3 (21.43%) Validation
Programming Languages
1 7 (50.00%) Java
1 7 (50.00%) SQL
2 5 (35.71%) Bash Shell
2 5 (35.71%) Python
3 1 (7.14%) Java 8
3 1 (7.14%) Shell Script
Qualifications
1 4 (28.57%) Security Cleared
2 3 (21.43%) SC Cleared
3 1 (7.14%) Microsoft Certification
3 1 (7.14%) OCP
3 1 (7.14%) Oracle Certification
3 1 (7.14%) RHCE
Quality Assurance & Compliance
1 1 (7.14%) PMO
System Software
1 5 (35.71%) BIND 9
1 5 (35.71%) KVM
1 5 (35.71%) NFS
2 1 (7.14%) VMware Infrastructure
Systems Management
1 5 (35.71%) Ansible
2 3 (21.43%) Netcool
3 1 (7.14%) Puppet
3 1 (7.14%) vCenter Server
Vendors
1 6 (42.86%) Red Hat
2 5 (35.71%) Dell
2 5 (35.71%) EMC
2 5 (35.71%) Mirantis
3 4 (28.57%) Cisco
4 3 (21.43%) BMC
4 3 (21.43%) Remedy
5 2 (14.29%) Oracle
5 2 (14.29%) TOWER Software
5 2 (14.29%) VMware
6 1 (7.14%) F5
6 1 (7.14%) Infoblox
6 1 (7.14%) Microsoft
6 1 (7.14%) Veritas