The following table provides summary statistics for contract job vacancies advertised in London with a requirement for DMZ skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited DMZ over the 3 months to 29 March 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.

Demilitarized Zone (DMZ)
England / London
3 months to
29 Mar 2017
Same period 2016 Same period 2015
Rank 385 406 375
Rank change year-on-year +21 -31  
Contract jobs citing DMZ 23 33 31
As % of all contract IT jobs advertised in London 0.12% 0.15% 0.15%
As % of the Communications & Networking category 0.95% 1.15% 1.07%
Number of daily rates quoted 11 18 20
Median daily rate £525 £500 £450
Median daily rate % change year-on-year +5.00% +11.11%  
90% offered a daily rate of more than £438 £279 £287
10% offered a daily rate of more than £550 £625 £550
UK excluding London median daily rate £400 £363 £450
% change year-on-year +10.34% -19.44%  
Number of hourly rates quoted 0 0 1
Median hourly rate - - £21.50
UK excluding London median hourly rate £50.00 - £21.50

DMZ is in the communications and computer networking skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in London with a requirement for communications and computer networking skills.

Contract Communications & Computer Network Skills
London
Contract job vacancies with a requirement for communications and computer networking skills 2430 2868 2895
As % of all contract IT job vacancies advertised in London 12.42% 12.78% 13.60%
Number of daily rates quoted 1613 1947 1854
Median daily rate £445 £425 £390
Median daily rate % change year-on-year +4.70% +8.97%  
90% offered a daily rate of more than £285 £250 £238
10% offered a daily rate of more than £575 £560 £550
UK excluding London median daily rate £375 £363 £347
% change year-on-year +3.44% +4.32%  
Number of hourly rates quoted 65 56 85
Median hourly rate £42.00 £21.34 £20.00
Median hourly rate % change year-on-year +96.81% +6.70%  
90% offered a hourly rate of more than £17.08 £12.85 £13.49
10% offered a hourly rate of more than £50.00 £40.80 £50.00
UK excluding London median hourly rate £22.50 £37.00 £29.50
% change year-on-year -39.18% +25.42%  

DMZ
Job Vacancy Trend in London

The job posting trend of jobs advertised in London citing DMZ as a proportion of all contract or permanent IT jobs with a match in the Communications & Networking category.

Job vacancy trend for DMZ in London

DMZ
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for DMZ in London

DMZ
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing DMZ in London over the 3 months to 29 March 2017.

Contractor daily rate histogram for DMZ in London

DMZ
Contractor Hourly Rate Trend in London

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

Contractor hourly rate trend for DMZ in London

DMZ
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing DMZ within the London region over the 3 months to 29 March 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
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
City of London -16 2 £525 -6.66% 1
Bromley - 2 - -
DMZ
England

For the 6 months to 29 March 2017, IT contractor jobs citing DMZ 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 London region with a requirement for DMZ.

1 39 (63.93%) Firewall
2 33 (54.10%) VPN
3 26 (42.62%) Cisco
4 22 (36.07%) CheckPoint
4 22 (36.07%) Network Security
5 20 (32.79%) WAN
6 19 (31.15%) IPsec
7 15 (24.59%) Finance
8 13 (21.31%) Windows
8 13 (21.31%) Microsoft
8 13 (21.31%) Active Directory
8 13 (21.31%) Spanning Tree
9 12 (19.67%) LAN
9 12 (19.67%) OSPF
9 12 (19.67%) Microsoft Azure
10 11 (18.03%) Agile Software Development
11 10 (16.39%) Continuous Integration
11 10 (16.39%) Git (software)
11 10 (16.39%) HSRP
11 10 (16.39%) VRRP
11 10 (16.39%) Wireless
11 10 (16.39%) Data Centre
11 10 (16.39%) DevOps
11 10 (16.39%) Continuous Delivery
12 9 (14.75%) Docker
12 9 (14.75%) Linux
12 9 (14.75%) IaaS
12 9 (14.75%) Cisco ASA
12 9 (14.75%) Asset Management
13 8 (13.11%) Banking

DMZ
Co-occurring IT Skills in London 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 7 (11.48%) Apache
1 7 (11.48%) Mule ESB
1 7 (11.48%) nginx
1 7 (11.48%) Tomcat
2 6 (9.84%) Jetty
2 6 (9.84%) WildFly
3 3 (4.92%) Confluence
3 3 (4.92%) SharePoint
3 3 (4.92%) SharePoint 2013
4 1 (1.64%) IIS
4 1 (1.64%) JBoss
4 1 (1.64%) MS Exchange
4 1 (1.64%) SharePoint 2010
4 1 (1.64%) SharePoint Server
4 1 (1.64%) Skype for Business
Applications
1 5 (8.20%) MS Excel
Cloud Services
1 12 (19.67%) Microsoft Azure
2 9 (14.75%) IaaS
3 8 (13.11%) PaaS
4 3 (4.92%) Azure Active Directory
4 3 (4.92%) Cloud Computing
4 3 (4.92%) Office 365
5 1 (1.64%) Amazon AWS
5 1 (1.64%) GitHub
5 1 (1.64%) Google Cloud Platform
5 1 (1.64%) SaaS
Communications & Networking
1 39 (63.93%) Firewall
2 33 (54.10%) VPN
3 22 (36.07%) Network Security
4 20 (32.79%) WAN
5 19 (31.15%) IPsec
6 13 (21.31%) Spanning Tree
7 12 (19.67%) LAN
7 12 (19.67%) OSPF
8 10 (16.39%) HSRP
8 10 (16.39%) VRRP
8 10 (16.39%) Wireless
9 9 (14.75%) Cisco ASA
10 8 (13.11%) Reverse Proxy
10 8 (13.11%) VoIP
11 6 (9.84%) Cisco Wireless
11 6 (9.84%) DNS
11 6 (9.84%) TCP/IP
12 5 (8.20%) Internet
12 5 (8.20%) MPLS
12 5 (8.20%) Multicast
Database & Business Intelligence
1 8 (13.11%) MySQL
1 8 (13.11%) SQL Server
2 7 (11.48%) NoSQL
2 7 (11.48%) PostgreSQL
3 3 (4.92%) Big Data
3 3 (4.92%) Data Lake
3 3 (4.92%) DocumentDB
4 2 (3.28%) GIS
5 1 (1.64%) Microsoft Analysis Services
5 1 (1.64%) MongoDB
5 1 (1.64%) Redis
5 1 (1.64%) SQL Server 2012
5 1 (1.64%) SQL Server Analysis Services
5 1 (1.64%) SQL Server Integration Services
5 1 (1.64%) SQL Server Reporting Services
Development Applications
1 10 (16.39%) Git (software)
2 7 (11.48%) Gerrit
2 7 (11.48%) Jenkins
2 7 (11.48%) Mercurial
3 6 (9.84%) GitLab
4 3 (4.92%) Atlassian Bamboo
4 3 (4.92%) JIRA
5 2 (3.28%) Octopus Deploy
6 1 (1.64%) Artifactory
6 1 (1.64%) SonarQube
6 1 (1.64%) Sonatype Nexus
6 1 (1.64%) VSS/SourceSafe
General
1 15 (24.59%) Finance
2 8 (13.11%) Banking
3 4 (6.56%) Financial Institution
4 3 (4.92%) Front Office
4 3 (4.92%) Investment Banking
5 2 (3.28%) Telecoms
6 1 (1.64%) Advertising
6 1 (1.64%) Pharmaceutical
Job Titles
1 23 (37.70%) Architect
2 17 (27.87%) Network Architect
2 17 (27.87%) Network Engineer
3 11 (18.03%) Security Architect
4 10 (16.39%) Network Support
5 9 (14.75%) Network Security Architect
5 9 (14.75%) Voice Engineer
5 9 (14.75%) Voice Network Engineer
6 8 (13.11%) Senior Network Engineer
6 8 (13.11%) Support Engineer
7 7 (11.48%) Azure Architect
7 7 (11.48%) Cloud Architect
7 7 (11.48%) Infrastructure Engineer
7 7 (11.48%) Network Infrastructure Engineer
7 7 (11.48%) Network Support Engineer
7 7 (11.48%) Senior Support Engineer
7 7 (11.48%) Senior Voice Engineer
7 7 (11.48%) Senior Voice Network Engineer
7 7 (11.48%) Senior Voice Support Engineer
7 7 (11.48%) Voice Support Engineer
Libraries, Frameworks & Software Standards
1 7 (11.48%) LAMP
1 7 (11.48%) LAPP Stack
1 7 (11.48%) LEMP Stack
1 7 (11.48%) RabbitMQ
2 3 (4.92%) .NET
2 3 (4.92%) 802.1X
2 3 (4.92%) XMPP
3 2 (3.28%) ISPF
4 1 (1.64%) J2EE
4 1 (1.64%) OAuth
4 1 (1.64%) SAML
4 1 (1.64%) Web Services
Miscellaneous
1 10 (16.39%) Data Centre
2 6 (9.84%) Distributed Denial-of-Service
3 5 (8.20%) Management Information System
4 2 (3.28%) Client/Server
4 2 (3.28%) Clustering
4 2 (3.28%) Driving Licence
4 2 (3.28%) Mainframe
4 2 (3.28%) Video Conferencing
5 1 (1.64%) Analytical Skills
5 1 (1.64%) NHS
5 1 (1.64%) Public Cloud
5 1 (1.64%) RSA SecurID
Operating Systems
1 13 (21.31%) Windows
2 9 (14.75%) Linux
3 7 (11.48%) CentOS
3 7 (11.48%) Ubuntu
4 5 (8.20%) AIX
5 3 (4.92%) Solaris
5 3 (4.92%) Unix
5 3 (4.92%) Windows Server
6 1 (1.64%) Red Hat Enterprise Linux
6 1 (1.64%) Windows Server 2012
Processes & Methodologies
1 11 (18.03%) Agile Software Development
2 10 (16.39%) Continuous Delivery
2 10 (16.39%) Continuous Integration
2 10 (16.39%) DevOps
3 9 (14.75%) Asset Management
4 8 (13.11%) Load Balancing
5 7 (11.48%) Investment Management
5 7 (11.48%) Migration
5 7 (11.48%) Scrum
6 6 (9.84%) Network Design
6 6 (9.84%) Operations Management
7 5 (8.20%) ITIL
8 4 (6.56%) Change Management
8 4 (6.56%) High Availability
9 3 (4.92%) BDD
9 3 (4.92%) Infrastructure Management
9 3 (4.92%) Microservices
9 3 (4.92%) Network Monitoring
9 3 (4.92%) SDLC
9 3 (4.92%) Two-Factor Authentication
Programming Languages
1 8 (13.11%) Python
1 8 (13.11%) SQL
2 7 (11.48%) Bash Shell
2 7 (11.48%) Perl
3 3 (4.92%) Java
3 3 (4.92%) Shell Script
4 2 (3.28%) C
4 2 (3.28%) JCL
4 2 (3.28%) PHP
4 2 (3.28%) PowerShell
5 1 (1.64%) Ruby
Qualifications
1 8 (13.11%) CCSA
2 7 (11.48%) Cisco Certification
3 4 (6.56%) Security Cleared
4 3 (4.92%) CCNP
4 3 (4.92%) SC Cleared
5 2 (3.28%) CCNA
6 1 (1.64%) BPSS Clearance
6 1 (1.64%) CCIE
6 1 (1.64%) CESG Certified Professional
6 1 (1.64%) ITIL Certification
6 1 (1.64%) MCSD
6 1 (1.64%) MCSE
6 1 (1.64%) MCTS
6 1 (1.64%) Microsoft Certification
6 1 (1.64%) PMI Certification
6 1 (1.64%) PMP
6 1 (1.64%) PRINCE2 Certification
6 1 (1.64%) PRINCE2 Practitioner
Quality Assurance & Compliance
1 2 (3.28%) PCI DSS
1 2 (3.28%) QA
System Software
1 13 (21.31%) Active Directory
2 9 (14.75%) Docker
3 8 (13.11%) Virtual Machines
4 6 (9.84%) VMware Infrastructure
4 6 (9.84%) Xen
5 2 (3.28%) Hyper-V
5 2 (3.28%) ISA Server
5 2 (3.28%) SRDF
5 2 (3.28%) Time Sharing Option
6 1 (1.64%) BIND 9
6 1 (1.64%) Firmware
6 1 (1.64%) ProxySG
6 1 (1.64%) vCloud
Systems Management
1 7 (11.48%) Ansible
1 7 (11.48%) HAProxy
1 7 (11.48%) Kibana
1 7 (11.48%) logstash
1 7 (11.48%) ZABBIX
2 5 (8.20%) FortiGate
3 4 (6.56%) Cisco UCCX
3 4 (6.56%) Puppet
4 3 (4.92%) SCOM
5 2 (3.28%) Cisco CUCM
6 1 (1.64%) CA Single Sign-On
6 1 (1.64%) CA Spectrum
6 1 (1.64%) Cacti
6 1 (1.64%) Nagios
6 1 (1.64%) Pingdom
6 1 (1.64%) Rundeck
6 1 (1.64%) Salt
6 1 (1.64%) SCCM
6 1 (1.64%) Stealthwatch
6 1 (1.64%) WhatsUp Gold
Vendors
1 26 (42.62%) Cisco
2 22 (36.07%) CheckPoint
3 13 (21.31%) Microsoft
4 7 (11.48%) Red Hat
4 7 (11.48%) Splunk
4 7 (11.48%) VMware
5 5 (8.20%) Citrix
5 5 (8.20%) Palo Alto
6 4 (6.56%) F5
7 3 (4.92%) Juniper
7 3 (4.92%) New Relic
7 3 (4.92%) Oracle
7 3 (4.92%) Sybase
8 2 (3.28%) 3PAR
8 2 (3.28%) CA
8 2 (3.28%) CyberTech
8 2 (3.28%) EMC
8 2 (3.28%) IBM
8 2 (3.28%) NetApp
8 2 (3.28%) Verint