The following table provides summary statistics for contract job vacancies advertised in the City of 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 28 June 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)
London / City of London
3 months to
28 Jun 2017
Same period 2016 Same period 2015
Rank 158 162 201
Rank change year-on-year +4 +39  
Contract jobs citing DMZ 8 3 4
As % of all contract IT jobs advertised in the City of London 0.25% 0.089% 0.070%
As % of the Communications & Networking category 2.35% 0.64% 0.54%
Number of daily rates quoted 5 3 2
Median daily rate £500 £450 £410
Median daily rate % change year-on-year +11.11% +9.75%  
90% offered a daily rate of more than £300 £352 £327
10% offered a daily rate of more than £825 £463 £506
UK excluding London median daily rate £425 £445 £400
% change year-on-year -4.49% +11.25%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £50.00 - -

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 the City of London with a requirement for communications and computer networking skills.

Contract Communications & Computer Network Skills
City of London
Contract job vacancies with a requirement for communications and computer networking skills 340 471 737
As % of all contract IT job vacancies advertised in the City of London 10.42% 13.99% 12.84%
Number of daily rates quoted 675 1008 1569
Median daily rate £427 £469 £413
Median daily rate % change year-on-year -8.90% +13.63%  
90% offered a daily rate of more than £191 £269 £275
10% offered a daily rate of more than £625 £594 £550
UK excluding London median daily rate £375 £365 £340
% change year-on-year +2.73% +7.35%  
Number of hourly rates quoted 61 23 43
Median hourly rate £24.86 £19.00 £17.98
Median hourly rate % change year-on-year +30.84% +5.67%  
90% offered a hourly rate of more than £21.40 £16.25 £14.55
10% offered a hourly rate of more than £30.00 £25.20 £32.86
UK excluding London median hourly rate £27.50 £31.50 £23.50
% change year-on-year -12.69% +34.04%  

DMZ
Job Vacancy Trend in the City of London

Job postings citing DMZ as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for DMZ in the City of London

DMZ
Contractor Daily Rate Trend in the City of London

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

Contractor daily rate trend for DMZ in the City of London

DMZ
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing DMZ in the City of London over the 3 months to 28 June 2017.

Contractor daily rate histogram for DMZ in the City of London

DMZ
Contractor Hourly Rate Trend in the City of London

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

Contractor hourly rate trend for DMZ in the City of London

For the 6 months to 28 June 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 City of London region with a requirement for DMZ.

1 5 (50.00%) Windows
1 5 (50.00%) Microsoft
2 4 (40.00%) Firewall
2 4 (40.00%) Finance
3 3 (30.00%) Active Directory
3 3 (30.00%) Citrix
3 3 (30.00%) CheckPoint
3 3 (30.00%) Agile Software Development
3 3 (30.00%) Microsoft Azure
3 3 (30.00%) SIEM
3 3 (30.00%) Windows Server
4 2 (20.00%) Dynamic Code Analysis
4 2 (20.00%) Matrix Organization
4 2 (20.00%) SDLC
4 2 (20.00%) Windows 10
4 2 (20.00%) Secure Coding
4 2 (20.00%) Service Delivery
4 2 (20.00%) Static Code Analysis
4 2 (20.00%) IaaS
4 2 (20.00%) Exchange Server 2013
4 2 (20.00%) Black-Box Testing
4 2 (20.00%) SABSA
4 2 (20.00%) DevOps
4 2 (20.00%) Kalman Filter
4 2 (20.00%) Azure Active Directory
4 2 (20.00%) SaaS
4 2 (20.00%) PaaS
4 2 (20.00%) Security Architecture
4 2 (20.00%) Waterfall
4 2 (20.00%) PowerShell

DMZ
Co-occurring IT Skills in the City of 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 2 (20.00%) Exchange Server 2013
1 2 (20.00%) MS Exchange
Cloud Services
1 3 (30.00%) Microsoft Azure
2 2 (20.00%) Azure Active Directory
2 2 (20.00%) IaaS
2 2 (20.00%) PaaS
2 2 (20.00%) SaaS
Communications & Networking
1 4 (40.00%) Firewall
2 2 (20.00%) Internet
2 2 (20.00%) LAN
2 2 (20.00%) NAS
2 2 (20.00%) Network Security
2 2 (20.00%) SAN
2 2 (20.00%) Wi-Fi
3 1 (10.00%) BGP
3 1 (10.00%) Cisco Nexus
3 1 (10.00%) Converged Networks
3 1 (10.00%) EIGRP
3 1 (10.00%) Kerberos
3 1 (10.00%) LDAP
3 1 (10.00%) Multicast
3 1 (10.00%) NetScaler
3 1 (10.00%) OSPF
3 1 (10.00%) Remote Desktop
3 1 (10.00%) VoIP
3 1 (10.00%) VPN
3 1 (10.00%) WAN
Database & Business Intelligence
1 1 (10.00%) Hadoop
1 1 (10.00%) SQL Server
Development Applications
1 1 (10.00%) Sonatype Nexus
General
1 4 (40.00%) Finance
2 1 (10.00%) Back Office
2 1 (10.00%) Banking
2 1 (10.00%) Retail
2 1 (10.00%) Retail Banking
Job Titles
1 2 (20.00%) Analyst
1 2 (20.00%) Infrastructure Engineer
1 2 (20.00%) Security Manager
2 1 (10.00%) Active Directory Engineer
2 1 (10.00%) Azure Architect
2 1 (10.00%) Cisco Analyst
2 1 (10.00%) Cisco Engineer
2 1 (10.00%) Cisco Network Analyst
2 1 (10.00%) Cisco Network Engineer
2 1 (10.00%) Cisco Support
2 1 (10.00%) Information Manager
2 1 (10.00%) Information Security Manager
2 1 (10.00%) Network Analyst
2 1 (10.00%) Network Architect
2 1 (10.00%) Network Engineer
2 1 (10.00%) Network Support
2 1 (10.00%) Network Support Analyst
2 1 (10.00%) Security Analyst
2 1 (10.00%) Senior Manager
2 1 (10.00%) Support Analyst
Miscellaneous
1 2 (20.00%) PKI
2 1 (10.00%) Data Centre
Operating Systems
1 5 (50.00%) Windows
2 3 (30.00%) Windows Server
3 2 (20.00%) Unix
3 2 (20.00%) Windows 10
3 2 (20.00%) Windows Server 2008
4 1 (10.00%) Linux
4 1 (10.00%) Windows Server 2012
Processes & Methodologies
1 3 (30.00%) Agile Software Development
1 3 (30.00%) SIEM
2 2 (20.00%) Asset Management
2 2 (20.00%) Black-Box Testing
2 2 (20.00%) Data Security
2 2 (20.00%) DevOps
2 2 (20.00%) Dynamic Code Analysis
2 2 (20.00%) Information Security
2 2 (20.00%) ITSM
2 2 (20.00%) Kalman Filter
2 2 (20.00%) Matrix Organization
2 2 (20.00%) Multithreading
2 2 (20.00%) Penetration Testing
2 2 (20.00%) Risk Assessment
2 2 (20.00%) SABSA
2 2 (20.00%) SDLC
2 2 (20.00%) Secure Coding
2 2 (20.00%) Static Code Analysis
2 2 (20.00%) TOGAF
2 2 (20.00%) Vulnerability Assessment
Programming Languages
1 2 (20.00%) PowerShell
1 2 (20.00%) SQL
1 2 (20.00%) VBScript
2 1 (10.00%) Bash Shell
2 1 (10.00%) Perl
2 1 (10.00%) Python
Qualifications
1 1 (10.00%) CCNP
1 1 (10.00%) CISA
1 1 (10.00%) Cisco Certification
1 1 (10.00%) CISM
1 1 (10.00%) CISSP
1 1 (10.00%) PRINCE2 Certification
Quality Assurance & Compliance
1 2 (20.00%) COBIT
2 1 (10.00%) GDPR
2 1 (10.00%) QA
System Software
1 3 (30.00%) Active Directory
2 1 (10.00%) Hyper-V
Systems Management
1 2 (20.00%) Nessus
2 1 (10.00%) Cacti
2 1 (10.00%) Cisco Prime
2 1 (10.00%) Puppet
Vendors
1 5 (50.00%) Microsoft
2 3 (30.00%) CheckPoint
2 3 (30.00%) Citrix
3 2 (20.00%) Bloomberg
3 2 (20.00%) Cisco
3 2 (20.00%) Qualys
3 2 (20.00%) VMware
4 1 (10.00%) Arista
4 1 (10.00%) Fortinet
4 1 (10.00%) NetScout
4 1 (10.00%) Oracle