Period
to 22 November 2017

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 22 November 2017 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
22 Nov 2017
Same period 2016 Same period 2015
Rank 830 720 853
Rank change year-on-year -110 +133 -52
Contract jobs citing Postfix 21 146 15
As % of all contract IT jobs advertised in England 0.022% 0.15% 0.015%
As % of the System Software category 0.17% 1.21% 0.14%
Number of daily rates quoted 3 51 13
England median daily rate £450 £460 £363
Median daily rate % change year-on-year -2.17% +26.90% -6.45%
10th Percentile £391 £288 £271
90th Percentile £674 £605 £469
UK median daily rate £426 £460 £369
% change year-on-year -7.34% +24.75% -6.35%
Number of hourly rates quoted 4 0 0
England median hourly rate £13.95 - -
UK median hourly rate £13.95 - -

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 12120 12087 10622
As % of all contract IT jobs advertised in England 12.77% 12.34% 10.31%
Number of daily rates quoted 7940 7649 6146
England median daily rate £425 £410 £375
Median daily rate % change year-on-year +3.66% +9.33% +8.70%
10th Percentile £161 £175 £160
90th Percentile £613 £575 £550
UK median daily rate £425 £400 £368
% change year-on-year +6.25% +8.84% +8.89%
Number of hourly rates quoted 663 810 1158
England median hourly rate £16.50 £15.88 £16.00
Median hourly rate % change year-on-year +3.94% -0.78% +6.67%
10th Percentile £10.40 £10.50 £10.21
90th Percentile £47.25 £39.41 £38.75
UK median hourly rate £16.50 £16.00 £16.00
% change year-on-year +3.13% - +6.67%

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 Daily Rate Histogram in England

The daily rate distribution of IT jobs citing Postfix in England over the 6 months to 22 November 2017.

Contractor daily rate histogram 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 22 November 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
West Midlands +35 11 - -
Midlands +32 11 - -
London -146 9 £450 -10.00% 1
Postfix
UK

For the 6 months to 22 November 2017, 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 across the England region with a requirement for Postfix.

1 21 (100.00%) Apache
1 21 (100.00%) DNS
1 21 (100.00%) Configuration Management
1 21 (100.00%) Squid
2 20 (95.24%) Load Balancing
3 19 (90.48%) Coaching
4 17 (80.95%) Liquibase
4 17 (80.95%) Kubernetes
4 17 (80.95%) SonarQube
4 17 (80.95%) Continuous Delivery
4 17 (80.95%) Elastic Stack
4 17 (80.95%) Terraform
4 17 (80.95%) Sonatype
4 17 (80.95%) Sonatype Nexus
4 17 (80.95%) Rancher
4 17 (80.95%) Docker Swarm
4 17 (80.95%) Git (software)
4 17 (80.95%) ZABBIX
4 17 (80.95%) OpenLDAP
4 17 (80.95%) Amazon AWS
4 17 (80.95%) Confluence
4 17 (80.95%) Puppet
4 17 (80.95%) OpenVPN
4 17 (80.95%) vCloud
4 17 (80.95%) Jenkins
4 17 (80.95%) Elasticsearch
4 17 (80.95%) MCollective
4 17 (80.95%) Ansible
4 17 (80.95%) Docker
4 17 (80.95%) logstash

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 21 (100.00%) Apache
2 17 (80.95%) Confluence
2 17 (80.95%) Elasticsearch
3 16 (76.19%) Tomcat
Applications
1 1 (4.76%) HipChat
Cloud Services
1 17 (80.95%) Amazon AWS
2 16 (76.19%) Amazon CloudWatch
2 16 (76.19%) Amazon EC2
2 16 (76.19%) Amazon ELB
2 16 (76.19%) Amazon S3
2 16 (76.19%) Virtual Private Cloud
Communications & Networking
1 21 (100.00%) DNS
2 17 (80.95%) OpenLDAP
2 17 (80.95%) OpenVPN
2 17 (80.95%) SSH
3 16 (76.19%) HTTP
4 4 (19.05%) Asterisk PBX
4 4 (19.05%) Cisco ASA
4 4 (19.05%) Firewall
4 4 (19.05%) GSM
4 4 (19.05%) Internet
4 4 (19.05%) Kerberos
4 4 (19.05%) LAN
4 4 (19.05%) LDAP
4 4 (19.05%) MPLS
4 4 (19.05%) Network Security
4 4 (19.05%) PABX
4 4 (19.05%) Reverse Proxy
4 4 (19.05%) SSL
4 4 (19.05%) VPN
4 4 (19.05%) Wi-Fi
Database & Business Intelligence
1 17 (80.95%) PostgreSQL
2 16 (76.19%) Amazon RDS
3 1 (4.76%) Hadoop
Development Applications
1 17 (80.95%) Ant
1 17 (80.95%) Git (software)
1 17 (80.95%) Jenkins
1 17 (80.95%) JIRA
1 17 (80.95%) JUnit
1 17 (80.95%) Liquibase
1 17 (80.95%) Maven
1 17 (80.95%) SonarQube
1 17 (80.95%) Sonatype Nexus
2 16 (76.19%) Bitbucket
3 4 (19.05%) Metasploit
4 1 (4.76%) Arsenale Dataplane
4 1 (4.76%) JIRA Agile
General
1 4 (19.05%) Telecoms
2 3 (14.29%) Finance
Job Titles
1 16 (76.19%) DevOps Engineer
2 3 (14.29%) AWS DevOps
2 3 (14.29%) AWS DevOps Engineer
2 3 (14.29%) AWS Engineer
2 3 (14.29%) Network Support
3 2 (9.52%) ICT Support
3 2 (9.52%) Support Officer
4 1 (4.76%) Consultant
4 1 (4.76%) DevOps Consultant
4 1 (4.76%) ICT Officer
4 1 (4.76%) ICT Support Officer
4 1 (4.76%) Java Engineer
4 1 (4.76%) Junior
4 1 (4.76%) Junior DevOps
4 1 (4.76%) Junior DevOps Engineer
4 1 (4.76%) Linux DevOps Engineer
4 1 (4.76%) Linux Engineer
4 1 (4.76%) Linux/Unix DevOps
Libraries, Frameworks & Software Standards
1 17 (80.95%) Elastic Stack
1 17 (80.95%) MCollective
2 16 (76.19%) REST
3 4 (19.05%) LAMP
4 1 (4.76%) Software Packaging
Miscellaneous
1 16 (76.19%) Linux Command Line
2 4 (19.05%) PKI
3 3 (14.29%) Management Information System
Operating Systems
1 17 (80.95%) CentOS
1 17 (80.95%) Linux
2 4 (19.05%) Unix
Processes & Methodologies
1 21 (100.00%) Configuration Management
2 20 (95.24%) Load Balancing
3 19 (90.48%) Coaching
4 17 (80.95%) Agile Software Development
4 17 (80.95%) Continuous Delivery
4 17 (80.95%) Continuous Integration
4 17 (80.95%) DevOps
4 17 (80.95%) Scrum
4 17 (80.95%) Service Management
4 17 (80.95%) Stakeholder Management
5 4 (19.05%) Asset Management
5 4 (19.05%) Integration Testing
5 4 (19.05%) Line Management
5 4 (19.05%) Open Source
5 4 (19.05%) Service Delivery
6 3 (14.29%) Change Control
6 3 (14.29%) Network Security Management
6 3 (14.29%) Security Management
7 1 (4.76%) ITIL
7 1 (4.76%) Workflow
Programming Languages
1 16 (76.19%) Bash Shell
1 16 (76.19%) Groovy
1 16 (76.19%) Java
2 4 (19.05%) SQL
3 1 (4.76%) Ruby
3 1 (4.76%) Shell Script
Qualifications
1 17 (80.95%) Security Cleared
2 16 (76.19%) SC Cleared
3 2 (9.52%) DV Cleared
4 1 (4.76%) Cisco Certification
4 1 (4.76%) CTC Cleared
4 1 (4.76%) ITIL Foundation Certificate
System Software
1 21 (100.00%) Squid
2 17 (80.95%) Docker
2 17 (80.95%) vCloud
3 16 (76.19%) Virtual Machines
4 4 (19.05%) iptables
4 4 (19.05%) Samba
Systems Management
1 17 (80.95%) Ansible
1 17 (80.95%) Docker Swarm
1 17 (80.95%) Kibana
1 17 (80.95%) Kubernetes
1 17 (80.95%) logstash
1 17 (80.95%) Puppet
1 17 (80.95%) Rancher
1 17 (80.95%) Terraform
1 17 (80.95%) ZABBIX
2 16 (76.19%) Rsyslog
2 16 (76.19%) Sysdig
3 4 (19.05%) Cisco UCCX
3 4 (19.05%) Nessus
3 4 (19.05%) Nmap
Vendors
1 17 (80.95%) Sonatype
1 17 (80.95%) VMware
2 4 (19.05%) Cisco
2 4 (19.05%) NEC
3 1 (4.76%) Oracle