Period
to 17 January 2018

The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for Firewall skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Firewall over the 6 months to 17 January 2018 with a comparison to the same period in the previous 2 years.

Firewall
Central London > City of London
6 months to
17 Jan 2018
Same period 2017 Same period 2016
Rank 78 50 79
Rank change year-on-year -28 +29 -23
Permanent jobs citing Firewall 389 531 545
As % of all permanent IT jobs advertised in the City of London 3.76% 4.95% 3.86%
As % of the Communications & Networking category 26.07% 30.48% 26.09%
Number of salaries quoted 365 456 502
City of London median annual salary £55,000 £52,500 £50,000
Median salary % change year-on-year +4.76% +5.00% -
10th Percentile £36,250 £27,250 £31,250
90th Percentile £80,000 £78,750 £78,625
Central London median annual salary £55,000 £52,500 £50,000
% change year-on-year +4.76% +5.00% -

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

All Communications and Computer Networking Skills
City of London
Permanent vacancies with a requirement for communications or computer networking skills 1,492 1,742 2,089
As % of all permanent IT jobs advertised in the City of London 14.41% 16.23% 14.78%
Number of salaries quoted 1,355 1,552 1,826
City of London median annual salary £55,000 £55,000 £52,500
Median salary % change year-on-year - +4.76% +8.25%
10th Percentile £32,500 £29,025 £27,500
90th Percentile £82,500 £79,875 £80,000
Central London median annual salary £52,500 £53,500 £50,000
% change year-on-year -1.87% +7.00% +5.26%

Firewall
Job Vacancy Trend in the City of London

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

Job vacancy trend for Firewall in the City of London

Firewall
Salary Trend in the City of London

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

Salary trend for Firewall in the City of London

Firewall
Salary Histogram in the City of London

The salary distribution of IT jobs citing Firewall in the City of London over the 6 months to 17 January 2018.

Salary histogram for Firewall in the City of London

For the 6 months to 17 January 2018, IT jobs citing Firewall also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the City of London region with a requirement for Firewall.

1 178 (45.76%) Windows
2 155 (39.85%) Finance
3 136 (34.96%) Cisco
4 133 (34.19%) Microsoft
5 115 (29.56%) Active Directory
5 115 (29.56%) Linux
6 106 (27.25%) VMware
7 102 (26.22%) WAN
8 97 (24.94%) Windows Server
9 88 (22.62%) LAN
10 86 (22.11%) DNS
11 84 (21.59%) VPN
12 80 (20.57%) Information Security
13 79 (20.31%) VMware Infrastructure
14 69 (17.74%) Microsoft Azure
14 69 (17.74%) Cisco Certification
15 68 (17.48%) SIEM
16 66 (16.97%) TCP/IP
17 61 (15.68%) MS Exchange
17 61 (15.68%) DHCP
17 61 (15.68%) Office 365
18 60 (15.42%) SQL Server
19 57 (14.65%) CISSP
19 57 (14.65%) Network Security
20 56 (14.40%) Cisco ASA
21 52 (13.37%) Cybersecurity
22 51 (13.11%) CheckPoint
23 49 (12.60%) Wireless
24 46 (11.83%) Amazon AWS
24 46 (11.83%) Agile Software Development

Firewall
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 61 (15.68%) MS Exchange
2 21 (5.40%) Exchange Server 2010
3 17 (4.37%) Confluence
4 7 (1.80%) Exchange Server 2003
5 6 (1.54%) Apache
5 6 (1.54%) SAS
5 6 (1.54%) SharePoint
6 4 (1.03%) Exchange Server 2013
6 4 (1.03%) nginx
6 4 (1.03%) Skype for Business
7 3 (0.77%) Exchange Server 2007
7 3 (0.77%) Tomcat
8 2 (0.51%) OpenStack
9 1 (0.26%) Blackberry Enterprise Server
9 1 (0.26%) CloudStack
9 1 (0.26%) IIS
9 1 (0.26%) JBoss
9 1 (0.26%) SharePoint 2013
9 1 (0.26%) WebLogic
9 1 (0.26%) WebSphere Application Server
Applications
1 28 (7.20%) Microsoft Office
2 22 (5.66%) Microsoft Excel
2 22 (5.66%) MS Visio
3 17 (4.37%) Spreadsheet
4 5 (1.29%) Microsoft PowerPoint
5 1 (0.26%) HipChat
Business Applications
1 1 (0.26%) Dynamics CRM
1 1 (0.26%) SAP Business One
Cloud Services
1 69 (17.74%) Microsoft Azure
2 61 (15.68%) Office 365
3 46 (11.83%) Amazon AWS
4 22 (5.66%) IaaS
5 19 (4.88%) PaaS
6 18 (4.63%) Azure Active Directory
7 6 (1.54%) G Suite
7 6 (1.54%) Google Cloud Platform
8 5 (1.29%) SaaS
9 3 (0.77%) Mimecast
10 2 (0.51%) Rackspace Cloud
11 1 (0.26%) Adobe Creative Cloud
11 1 (0.26%) Amazon S3
11 1 (0.26%) AWS Lambda
11 1 (0.26%) Boomi
11 1 (0.26%) GitHub
11 1 (0.26%) Route 53
11 1 (0.26%) Salesforce Sales Cloud
11 1 (0.26%) Serverless
11 1 (0.26%) Twilio
Communications & Networking
1 102 (26.22%) WAN
2 88 (22.62%) LAN
3 86 (22.11%) DNS
4 84 (21.59%) VPN
5 66 (16.97%) TCP/IP
6 61 (15.68%) DHCP
7 57 (14.65%) Network Security
8 56 (14.40%) Cisco ASA
9 49 (12.60%) Wireless
10 36 (9.25%) SAN
11 30 (7.71%) DMZ
12 29 (7.46%) Internet
13 27 (6.94%) BGP
14 26 (6.68%) IPsec
15 25 (6.43%) Intrusion Detection
15 25 (6.43%) OSPF
16 24 (6.17%) Multicast
17 23 (5.91%) MPLS
17 23 (5.91%) SSL
17 23 (5.91%) VoIP
Database & Business Intelligence
1 60 (15.42%) SQL Server
2 43 (11.05%) MySQL
3 17 (4.37%) MS Access
4 4 (1.03%) NoSQL
5 2 (0.51%) Big Data
5 2 (0.51%) InterSystems Cache
5 2 (0.51%) MongoDB
5 2 (0.51%) Redis
6 1 (0.26%) Amazon RDS
6 1 (0.26%) Data Warehouse
6 1 (0.26%) PostgreSQL
6 1 (0.26%) Relational Database
6 1 (0.26%) SQL Server 2012
Development Applications
1 35 (9.00%) JIRA
2 17 (4.37%) Git (software)
3 15 (3.86%) Atlassian Bamboo
3 15 (3.86%) Octopus Deploy
4 9 (2.31%) Jenkins
5 7 (1.80%) Metasploit
6 4 (1.03%) Burp Suite
6 4 (1.03%) Visual Studio
7 2 (0.51%) TeamCity
8 1 (0.26%) Sonatype Nexus
8 1 (0.26%) Subversion
General
1 155 (39.85%) Finance
2 28 (7.20%) Telecoms
3 16 (4.11%) Banking
4 14 (3.60%) Law
5 12 (3.08%) Financial Institution
5 12 (3.08%) Legal
6 10 (2.57%) Advertising
7 3 (0.77%) Publishing
8 2 (0.51%) Back Office
9 1 (0.26%) Front Office
9 1 (0.26%) General Ledger
9 1 (0.26%) Investment Banking
9 1 (0.26%) Marketing
Job Titles
1 101 (25.96%) Analyst
2 66 (16.97%) Network Engineer
3 65 (16.71%) Infrastructure Engineer
4 57 (14.65%) Security Analyst
5 30 (7.71%) Azure Engineer
6 25 (6.43%) Support Engineer
7 23 (5.91%) Security Engineer
8 21 (5.40%) Administrator
8 21 (5.40%) Cloud Engineer
8 21 (5.40%) IT Engineer
9 20 (5.14%) DevOps Engineer
9 20 (5.14%) Information Analyst
9 20 (5.14%) Information Security Analyst
10 18 (4.63%) Cisco Engineer
10 18 (4.63%) Cloud Infrastructure Engineer
10 18 (4.63%) Systems Administrator
11 17 (4.37%) Business Analyst
12 16 (4.11%) Senior Analyst
13 15 (3.86%) Team Leader
14 14 (3.60%) Architect
Libraries, Frameworks & Software Standards
1 26 (6.68%) .NET
2 13 (3.34%) FIX Protocol
3 10 (2.57%) 802.1X
4 6 (1.54%) XMPP
5 5 (1.29%) LAMP
6 3 (0.77%) Elastic Stack
6 3 (0.77%) JSON
6 3 (0.77%) LEMP Stack
7 2 (0.51%) Node.js
7 2 (0.51%) Regular Expression
7 2 (0.51%) Ruby on Rails
7 2 (0.51%) Web Services
8 1 (0.26%) Ajax
8 1 (0.26%) Dropwizard
8 1 (0.26%) OpenFin
8 1 (0.26%) REST
8 1 (0.26%) RESTful
8 1 (0.26%) SOAP
8 1 (0.26%) Velocity
8 1 (0.26%) XML
Miscellaneous
1 30 (7.71%) Data Centre
2 26 (6.68%) Computer Science
3 23 (5.91%) Management Information System
4 19 (4.88%) Analytical Skills
4 19 (4.88%) Client/Server
5 18 (4.63%) Cyberthreat
6 13 (3.34%) Replication
6 13 (3.34%) Smartphone
7 12 (3.08%) Linux Command Line
7 12 (3.08%) Public Cloud
8 11 (2.83%) STB
9 9 (2.31%) Data Protection Act
9 9 (2.31%) PKI
10 8 (2.06%) Security Operations Centre
11 7 (1.80%) Fintech
11 7 (1.80%) Video Conferencing
12 6 (1.54%) Blog
12 6 (1.54%) Clustering
13 4 (1.03%) VxBlock/Vblock
14 3 (0.77%) Fixed Income
Operating Systems
1 178 (45.76%) Windows
2 115 (29.56%) Linux
3 97 (24.94%) Windows Server
4 44 (11.31%) Windows Server 2008
5 38 (9.77%) Unix
5 38 (9.77%) Windows Server 2012
6 28 (7.20%) Windows 7
7 26 (6.68%) Windows 10
8 22 (5.66%) Red Hat Enterprise Linux
9 20 (5.14%) CentOS
10 19 (4.88%) Windows Server 2003
11 13 (3.34%) Windows 8
12 11 (2.83%) Ubuntu
13 8 (2.06%) Kali Linux
14 7 (1.80%) Debian
14 7 (1.80%) Mac OS X
15 5 (1.29%) Windows XP
16 3 (0.77%) Mac OS
17 2 (0.51%) Windows 2000 Server
17 2 (0.51%) Windows Vista
Processes & Methodologies
1 80 (20.57%) Information Security
2 68 (17.48%) SIEM
3 52 (13.37%) Cybersecurity
4 46 (11.83%) Agile Software Development
5 41 (10.54%) Vulnerability Management
6 40 (10.28%) ITIL
7 35 (9.00%) DevOps
8 32 (8.23%) Incident Management
9 30 (7.71%) Security Management
10 28 (7.20%) Data Protection
10 28 (7.20%) Load Balancing
11 27 (6.94%) Patch Management
12 26 (6.68%) Security Operations
13 24 (6.17%) Risk Assessment
14 23 (5.91%) Migration
14 23 (5.91%) Network Monitoring
15 22 (5.66%) Continuous Integration
15 22 (5.66%) Vulnerability Assessment
16 21 (5.40%) Data Security
16 21 (5.40%) Risk Management
Programming Languages
1 45 (11.57%) Java
2 27 (6.94%) Python
3 25 (6.43%) SQL
4 22 (5.66%) Bash Shell
4 22 (5.66%) Perl
4 22 (5.66%) PowerShell
5 14 (3.60%) PHP
5 14 (3.60%) Ruby
6 12 (3.08%) Shell Script
7 11 (2.83%) T-SQL
8 7 (1.80%) C++
9 6 (1.54%) C
9 6 (1.54%) C#
10 5 (1.29%) VBScript
11 3 (0.77%) JavaScript
12 2 (0.51%) Go
12 2 (0.51%) Groovy
13 1 (0.26%) VB
Qualifications
1 69 (17.74%) Cisco Certification
2 57 (14.65%) CISSP
3 45 (11.57%) Degree
4 40 (10.28%) CCNA
4 40 (10.28%) CCNP
5 28 (7.20%) CISM
6 22 (5.66%) CCIE
7 19 (4.88%) GIAC
7 19 (4.88%) SANS
8 18 (4.63%) Microsoft Certification
9 17 (4.37%) VMware Certified Professional (VCP)
10 16 (4.11%) CEH
10 16 (4.11%) MCSE
11 15 (3.86%) CISA
12 12 (3.08%) Computer Science Degree
12 12 (3.08%) CREST Certified
12 12 (3.08%) RHCE
13 10 (2.57%) CCSA
14 9 (2.31%) GCIA
14 9 (2.31%) GCIH
Quality Assurance & Compliance
1 25 (6.43%) ISO/IEC 27001
2 17 (4.37%) GDPR
3 15 (3.86%) PCI DSS
4 7 (1.80%) QA
5 4 (1.03%) COBIT
5 4 (1.03%) SLA
6 3 (0.77%) COSO
6 3 (0.77%) NIST 800
System Software
1 115 (29.56%) Active Directory
2 79 (20.31%) VMware Infrastructure
3 31 (7.97%) Hyper-V
4 25 (6.43%) Docker
5 17 (4.37%) VMware ESXi
6 14 (3.60%) vSphere
7 12 (3.08%) XenApp
8 11 (2.83%) VMware Workstation
9 8 (2.06%) Terminal Services
9 8 (2.06%) Virtual Machines
10 6 (1.54%) pfSense
10 6 (1.54%) Snort
10 6 (1.54%) XenDesktop
11 3 (0.77%) iptables
11 3 (0.77%) Terminal Server
11 3 (0.77%) VMware NSX
12 2 (0.51%) BitLocker
12 2 (0.51%) KVM
12 2 (0.51%) Microsoft Virtual Server
12 2 (0.51%) Virtual Servers
Systems Management
1 37 (9.51%) Puppet
2 23 (5.91%) Nessus
3 15 (3.86%) SCCM
4 11 (2.83%) Ansible
5 10 (2.57%) FortiGate
6 9 (2.31%) Backup Exec
7 8 (2.06%) CSIRT
7 8 (2.06%) OpenVAS
7 8 (2.06%) SolarWinds Orion
8 7 (1.80%) QRadar
9 6 (1.54%) Cisco CUCM
9 6 (1.54%) Opscode Chef
9 6 (1.54%) OSSEC
9 6 (1.54%) SCOM
9 6 (1.54%) WSUS
10 4 (1.03%) McAfee ePO
10 4 (1.03%) Nagios
10 4 (1.03%) Nmap
10 4 (1.03%) vCenter Server
11 3 (0.77%) Host Intrusion Detection System
Vendors
1 136 (34.96%) Cisco
2 133 (34.19%) Microsoft
3 106 (27.25%) VMware
4 51 (13.11%) CheckPoint
5 46 (11.83%) Palo Alto
6 36 (9.25%) F5
6 36 (9.25%) Juniper
7 34 (8.74%) Citrix
8 27 (6.94%) HP
8 27 (6.94%) Splunk
9 24 (6.17%) SolarWinds
10 17 (4.37%) IBM
10 17 (4.37%) Red Hat
11 16 (4.11%) Avaya
12 14 (3.60%) Google
12 14 (3.60%) McAfee
12 14 (3.60%) Veeam
13 13 (3.34%) Symantec
14 12 (3.08%) AlienVault
15 11 (2.83%) Meraki