Period
to 20 February 2019

The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for DMZ skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited DMZ over the 6 months to 20 February 2019 with a comparison to the same period in the previous 2 years.

Demilitarized Zone (DMZ)
England > London
6 months to
20 Feb 2019
Same period 2018 Same period 2017
Rank 747 732 721
Rank change year-on-year -15 -11 +136
Permanent jobs citing DMZ 24 92 89
As % of all permanent IT jobs advertised in London 0.038% 0.13% 0.13%
As % of the Communications & Networking category 0.29% 0.91% 0.80%
Number of salaries quoted 21 79 60
London median annual salary £75,000 £67,500 £70,000
Median salary % change year-on-year +11.11% -3.57% +27.27%
10th Percentile £48,500 £51,000 £36,250
90th Percentile £107,500 £80,000 £77,500
England median annual salary £53,250 £61,250 £50,000
% change year-on-year -13.06% +22.50% -

DMZ is in the Communications and Computer Networking category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in London with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
London
Permanent vacancies with a requirement for communications or computer networking skills 8,282 10,139 11,101
As % of all permanent IT jobs advertised in London 13.19% 14.40% 15.94%
Number of salaries quoted 6,755 8,514 9,403
London median annual salary £55,000 £55,000 £55,000
10th Percentile £30,000 £31,250 £29,750
90th Percentile £85,000 £82,500 £81,250
England median annual salary £47,500 £45,000 £45,000
% change year-on-year +5.56% - -

DMZ
Job Vacancy Trend in London

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

Job vacancy trend for DMZ in London

DMZ
Salary Trend in London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing DMZ in London.

Salary trend for DMZ in London

DMZ
Salary Histogram in London

The salary distribution of IT jobs citing DMZ in London over the 6 months to 20 February 2019.

Salary histogram for DMZ in London

DMZ
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing DMZ within the London region over the 6 months to 20 February 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Central London -13 2 £55,000 -24.14% 4
South London - 1 - -
DMZ
England

For the 6 months to 20 February 2019, IT jobs citing DMZ also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the London region with a requirement for DMZ.

1 19 (79.17%) Firewall
2 12 (50.00%) Finance
3 11 (45.83%) Linux
4 10 (41.67%) Bash Shell
5 8 (33.33%) DevOps
5 8 (33.33%) Problem-Solving
5 8 (33.33%) Python
6 7 (29.17%) Load Balancing
6 7 (29.17%) F5
7 6 (25.00%) Banking
7 6 (25.00%) Windows
7 6 (25.00%) VPN
7 6 (25.00%) Risk Management
7 6 (25.00%) CISSP
8 5 (20.83%) CISA
8 5 (20.83%) CISM
8 5 (20.83%) CheckPoint
8 5 (20.83%) Perl
8 5 (20.83%) BIG-IP
8 5 (20.83%) Splunk
8 5 (20.83%) Kafka
8 5 (20.83%) Release Management
8 5 (20.83%) Groovy
8 5 (20.83%) Prometheus
8 5 (20.83%) Terraform
8 5 (20.83%) Rancher
8 5 (20.83%) Ansible
8 5 (20.83%) Docker
8 5 (20.83%) Cybersecurity
8 5 (20.83%) Elasticsearch

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 5 (20.83%) Elasticsearch
2 3 (12.50%) Apache
2 3 (12.50%) WebSphere
Applications
1 2 (8.33%) MS Visio
Business Applications
1 1 (4.17%) Oracle Applications
Cloud Services
1 2 (8.33%) Microsoft Azure
2 1 (4.17%) IaaS
2 1 (4.17%) PaaS
Communications & Networking
1 19 (79.17%) Firewall
2 6 (25.00%) VPN
3 5 (20.83%) BIG-IP
4 4 (16.67%) DNS
4 4 (16.67%) LAN
4 4 (16.67%) Network Security
4 4 (16.67%) TCP/IP
4 4 (16.67%) VoIP
4 4 (16.67%) Wireless
4 4 (16.67%) WLAN
5 3 (12.50%) Cisco ASA
5 3 (12.50%) Cisco Nexus
5 3 (12.50%) Internet
5 3 (12.50%) SSH
5 3 (12.50%) VLAN
6 2 (8.33%) Cisco ISE
6 2 (8.33%) Cisco Wireless
6 2 (8.33%) MPLS
6 2 (8.33%) Unified Communications
6 2 (8.33%) Wireshark
Database & Business Intelligence
1 3 (12.50%) MongoDB
1 3 (12.50%) NoSQL
2 1 (4.17%) Maltego
Development Applications
1 2 (8.33%) Bitbucket
1 2 (8.33%) Git (software)
1 2 (8.33%) JMeter
1 2 (8.33%) Maven
1 2 (8.33%) Sonatype Nexus
General
1 12 (50.00%) Finance
2 6 (25.00%) Banking
3 3 (12.50%) Cantonese Language
3 3 (12.50%) Front Office
3 3 (12.50%) Japanese Language
3 3 (12.50%) Korean Language
4 2 (8.33%) Investment Banking
4 2 (8.33%) Telecoms
Job Titles
1 5 (20.83%) Analyst
1 5 (20.83%) DevOps Engineer
2 4 (16.67%) IT Analyst
2 4 (16.67%) IT Risk Analyst
2 4 (16.67%) IT Security Analyst
2 4 (16.67%) Risk Analyst
2 4 (16.67%) Security Analyst
2 4 (16.67%) Security Risk Analyst
3 3 (12.50%) Administrator
3 3 (12.50%) Applications Manager
3 3 (12.50%) Applications Support
3 3 (12.50%) Applications Support Manager
3 3 (12.50%) Network Engineer
3 3 (12.50%) Support Manager
4 2 (8.33%) Infrastructure Manager
4 2 (8.33%) Security Administrator
4 2 (8.33%) Security Engineer
4 2 (8.33%) Systems Administrator
4 2 (8.33%) Telecoms Manager
5 1 (4.17%) Technical Architect
Libraries, Frameworks & Software Standards
1 5 (20.83%) Kafka
2 3 (12.50%) 802.1X
2 3 (12.50%) FIX Protocol
3 2 (8.33%) Akka
4 1 (4.17%) Express
Miscellaneous
1 4 (16.67%) Management Information System
2 3 (12.50%) Analytical Skills
3 2 (8.33%) Video Conferencing
4 1 (4.17%) Algorithms
4 1 (4.17%) BYOD
4 1 (4.17%) Cyber Kill Chain
4 1 (4.17%) Data Centre
4 1 (4.17%) Data Structures
4 1 (4.17%) Fintech
4 1 (4.17%) Mobile App
4 1 (4.17%) User Experience
Operating Systems
1 11 (45.83%) Linux
2 6 (25.00%) Windows
3 4 (16.67%) Unix
4 1 (4.17%) VMS
Processes & Methodologies
1 8 (33.33%) DevOps
1 8 (33.33%) Problem-Solving
2 7 (29.17%) Load Balancing
3 6 (25.00%) Risk Management
4 5 (20.83%) Cybersecurity
4 5 (20.83%) Performance Metrics
4 5 (20.83%) Release Management
5 4 (16.67%) Open Source
5 4 (16.67%) Risk Assessment
5 4 (16.67%) Service Delivery
6 3 (12.50%) Electronic Trading
6 3 (12.50%) Incident Management
6 3 (12.50%) Infrastructure Engineering
6 3 (12.50%) Project Management
7 2 (8.33%) Agile Software Development
7 2 (8.33%) Line Management
7 2 (8.33%) Problem Management
7 2 (8.33%) Process Improvement
7 2 (8.33%) SIEM
7 2 (8.33%) Vulnerability Scanning
Programming Languages
1 10 (41.67%) Bash Shell
2 8 (33.33%) Python
3 5 (20.83%) Groovy
3 5 (20.83%) Perl
4 3 (12.50%) C-shell
4 3 (12.50%) PowerShell
5 2 (8.33%) Java
6 1 (4.17%) JavaScript
6 1 (4.17%) SQL
Qualifications
1 6 (25.00%) CISSP
2 5 (20.83%) CISA
2 5 (20.83%) CISM
3 3 (12.50%) CCNP
3 3 (12.50%) Cisco Certification
4 2 (8.33%) CCSA
4 2 (8.33%) Security Cleared
5 1 (4.17%) CCDA
5 1 (4.17%) CCDP
5 1 (4.17%) CCNA
5 1 (4.17%) Computer Science Degree
5 1 (4.17%) Degree
5 1 (4.17%) MOS
5 1 (4.17%) SC Cleared
Quality Assurance & Compliance
1 4 (16.67%) ISO/IEC 27001
2 1 (4.17%) GDPR
System Software
1 5 (20.83%) Docker
2 3 (12.50%) Active Directory
3 1 (4.17%) Oracle RAC
Systems Management
1 5 (20.83%) Ansible
1 5 (20.83%) Kubernetes
1 5 (20.83%) Prometheus
1 5 (20.83%) Rancher
1 5 (20.83%) Terraform
2 2 (8.33%) Nessus
3 1 (4.17%) SolarWinds Orion
3 1 (4.17%) TrustSec
Vendors
1 7 (29.17%) F5
2 5 (20.83%) CheckPoint
2 5 (20.83%) Splunk
3 4 (16.67%) SolarWinds
4 3 (12.50%) Cisco
4 3 (12.50%) GL TRADE
5 2 (8.33%) Cramer
5 2 (8.33%) IBM
5 2 (8.33%) Microsoft
5 2 (8.33%) Palo Alto
6 1 (4.17%) Infoblox
6 1 (4.17%) Oracle
6 1 (4.17%) Riverbed