Period
to 18 January 2021

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 18 January 2021 with a comparison to the same period in the previous 2 years.

Firewall
Central London > City of London
6 months to
18 Jan 2021
Same period 2020 Same period 2019
Rank 77 71 54
Rank change year-on-year -6 -17 +25
Permanent jobs citing Firewall 153 342 491
As % of all permanent jobs advertised in the City of London 3.58% 3.75% 4.78%
As % of the Communications & Networking category 32.14% 29.21% 37.97%
Number of salaries quoted 152 328 460
Median annual salary £67,500 £61,750 £55,000
Median salary % change year-on-year +9.31% +12.27% -
10th Percentile £37,500 £32,125 £36,200
90th Percentile £97,500 £90,000 £85,125
Central London median annual salary £66,250 £58,750 £55,000
% change year-on-year +12.77% +6.82% +3.29%

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 476 1,171 1,293
As % of all permanent IT jobs advertised in the City of London 11.14% 12.84% 12.59%
Number of salaries quoted 418 1,043 1,151
Median annual salary £67,500 £57,500 £55,000
Median salary % change year-on-year +17.39% +4.55% -
10th Percentile £40,625 £30,100 £31,250
90th Percentile £97,500 £91,000 £90,000
Central London median annual salary £65,000 £57,500 £55,000
% change year-on-year +13.04% +4.55% +4.76%

Firewall
Job Vacancy Trend in the City of London

Job postings citing Firewall as a proportion 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

3-month moving average salary quoted in 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

Salary distribution for jobs citing Firewall in the City of London over the 6 months to 18 January 2021.

Salary histogram for Firewall in the City of London

Firewall
Job Locations in the City of London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Firewall within the City of London region over the 6 months to 18 January 2021. 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
London Bridge +14 3 £45,000 -21.05%
Firewall
Central London

For the 6 months to 18 January 2021, IT jobs citing Firewall 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 City of London region with a requirement for Firewall.

1 67 (43.79%) Cisco
2 65 (42.48%) Azure
3 64 (41.83%) Cisco Certification
4 54 (35.29%) WAN
5 53 (34.64%) VPN
6 52 (33.99%) Microsoft
7 47 (30.72%) Windows
8 46 (30.07%) Finance
9 45 (29.41%) LAN
10 43 (28.10%) Office 365
11 42 (27.45%) Network Security
11 42 (27.45%) DevOps
12 40 (26.14%) VMware
12 40 (26.14%) CheckPoint
12 40 (26.14%) AWS
13 39 (25.49%) Degree
14 38 (24.84%) Linux
14 38 (24.84%) Active Directory
15 31 (20.26%) VMware Infrastructure
15 31 (20.26%) Cybersecurity
16 30 (19.61%) CISSP
17 29 (18.95%) Ansible
18 27 (17.65%) Information Security
19 26 (16.99%) Python
19 26 (16.99%) CISM
19 26 (16.99%) Windows Server
19 26 (16.99%) SIEM
20 25 (16.34%) Data Centre
20 25 (16.34%) CCNA
20 25 (16.34%) Network Virtualisation

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 10 (6.54%) MS Exchange
2 5 (3.27%) SharePoint
3 4 (2.61%) Apache
4 3 (1.96%) Elasticsearch
4 3 (1.96%) IBM Notes
5 2 (1.31%) IIS
6 1 (0.65%) Apache Spark
6 1 (0.65%) Exchange Server 2013
Applications
1 3 (1.96%) Microsoft Office
Business Applications
1 1 (0.65%) Relativity
Cloud Services
1 65 (42.48%) Azure
2 43 (28.10%) Office 365
3 40 (26.14%) AWS
4 21 (13.73%) Azure ExpressRoute
5 10 (6.54%) GCP
6 8 (5.23%) AWS CloudFormation
6 8 (5.23%) Azure Active Directory
7 7 (4.58%) OpenShift
8 5 (3.27%) Stackdriver
9 4 (2.61%) SaaS
10 3 (1.96%) Cloud Computing
10 3 (1.96%) IaaS
10 3 (1.96%) PaaS
11 1 (0.65%) Apigee
11 1 (0.65%) Azure Functions
11 1 (0.65%) Dynamics 365
11 1 (0.65%) Serverless
Communications & Networking
1 54 (35.29%) WAN
2 53 (34.64%) VPN
3 45 (29.41%) LAN
4 42 (27.45%) Network Security
5 23 (15.03%) Intrusion Detection
6 22 (14.38%) PBX
7 19 (12.42%) DNS
8 18 (11.76%) BGP
9 17 (11.11%) Cisco IOS
9 17 (11.11%) DHCP
9 17 (11.11%) TCP/IP
10 16 (10.46%) MPLS
10 16 (10.46%) OSPF
11 14 (9.15%) Multicast
12 12 (7.84%) Cisco ASA
13 11 (7.19%) NX-OS
13 11 (7.19%) Wireshark
14 10 (6.54%) F5 BIG-IP GTM
14 10 (6.54%) Wi-Fi
15 9 (5.88%) F5 BIG-IP LTM
Database & Business Intelligence
1 10 (6.54%) SQL Server
2 9 (5.88%) MySQL
3 4 (2.61%) Hadoop
4 3 (1.96%) Apache Cassandra
4 3 (1.96%) Big Data
4 3 (1.96%) MongoDB
4 3 (1.96%) NoSQL
4 3 (1.96%) PostgreSQL
4 3 (1.96%) Redis
5 1 (0.65%) Apache Hive
5 1 (0.65%) HBase
5 1 (0.65%) SQL Server 2012
5 1 (0.65%) SQL Server 2014
5 1 (0.65%) Sqoop
Development Applications
1 12 (7.84%) Git (software)
2 9 (5.88%) Bitbucket
2 9 (5.88%) Jenkins
3 5 (3.27%) Sonatype Nexus
4 4 (2.61%) Atlassian Bamboo
4 4 (2.61%) JIRA
5 3 (1.96%) Gradle
5 3 (1.96%) Maven
6 2 (1.31%) Vagrant
7 1 (0.65%) GitLab
7 1 (0.65%) Octopus Deploy
7 1 (0.65%) TeamCity
General
1 46 (30.07%) Finance
2 17 (11.11%) Banking
3 10 (6.54%) Legal
4 6 (3.92%) Financial Institution
4 6 (3.92%) Investment Banking
5 5 (3.27%) Law
6 4 (2.61%) Public Sector
7 3 (1.96%) Publishing
7 3 (1.96%) Retail
7 3 (1.96%) Telecoms
8 2 (1.31%) Police
9 1 (0.65%) Advertising
9 1 (0.65%) Brand Awareness
9 1 (0.65%) French Language
9 1 (0.65%) International Banking
9 1 (0.65%) Mandarin Language
9 1 (0.65%) Marketing
Job Titles
1 42 (27.45%) Network Engineer
2 29 (18.95%) Senior Network Engineer
3 19 (12.42%) DevOps Engineer
4 18 (11.76%) Security Engineer
5 15 (9.80%) Security Specialist
6 14 (9.15%) Azure Engineer
6 14 (9.15%) Cisco Engineer
7 13 (8.50%) Cisco Network Engineer
7 13 (8.50%) Senior Cisco Engineer
8 12 (7.84%) Infrastructure Engineer
9 11 (7.19%) Cloud Engineer
9 11 (7.19%) Senior Cisco Network Engineer
10 10 (6.54%) DevOps Engineer - Fintech
10 10 (6.54%) IT Engineer
11 9 (5.88%) Analyst
11 9 (5.88%) Security Analyst
12 8 (5.23%) CISSP Specialist
12 8 (5.23%) IT Security Specialist
12 8 (5.23%) Senior Cloud Engineer
12 8 (5.23%) Support Engineer
Libraries, Frameworks & Software Standards
1 9 (5.88%) Web Services
2 8 (5.23%) YAML
3 6 (3.92%) JSON
4 5 (3.27%) SAML
5 4 (2.61%) 802.1X
5 4 (2.61%) OAuth
6 3 (1.96%) Elastic Stack
6 3 (1.96%) Kafka
6 3 (1.96%) LAMP
6 3 (1.96%) LAPP Stack
6 3 (1.96%) LDAP
6 3 (1.96%) Node.js
6 3 (1.96%) Regular Expression
6 3 (1.96%) Ruby on Rails
7 2 (1.31%) FIX Protocol
8 1 (0.65%) .NET
8 1 (0.65%) React
8 1 (0.65%) Spring
8 1 (0.65%) Spring Boot
Miscellaneous
1 25 (16.34%) Data Centre
2 21 (13.73%) Management Information System
3 13 (8.50%) Data Protection Act
4 11 (7.19%) Analytical Skills
5 7 (4.58%) Public Cloud
6 5 (3.27%) Cyber Kill Chain
6 5 (3.27%) Greenfield Project
6 5 (3.27%) Robotics
7 3 (1.96%) Client/Server
7 3 (1.96%) Clustering
7 3 (1.96%) Distributed Denial-of-Service
8 2 (1.31%) Cloud Native
8 2 (1.31%) EMC VNX
8 2 (1.31%) Enterprise Storage
8 2 (1.31%) Replication
8 2 (1.31%) Self-Motivation
8 2 (1.31%) Smartphone
8 2 (1.31%) Video on Demand
9 1 (0.65%) Linux Command Line
9 1 (0.65%) Wiki
Operating Systems
1 47 (30.72%) Windows
2 38 (24.84%) Linux
3 26 (16.99%) Windows Server
4 12 (7.84%) Unix
4 12 (7.84%) Windows Server 2012
5 11 (7.19%) Mac OS
6 10 (6.54%) Windows 10
6 10 (6.54%) Windows Server 2008
7 7 (4.58%) Windows 7
7 7 (4.58%) Windows Server 2016
8 5 (3.27%) CentOS
8 5 (3.27%) Solaris
8 5 (3.27%) Windows XP
9 4 (2.61%) Ubuntu
10 3 (1.96%) Red Hat Enterprise Linux
11 1 (0.65%) Android
11 1 (0.65%) Apple iOS
11 1 (0.65%) Check Point GAiA
11 1 (0.65%) Windows 8
11 1 (0.65%) Windows Server 2019
Processes & Methodologies
1 42 (27.45%) DevOps
2 31 (20.26%) Cybersecurity
3 27 (17.65%) Information Security
4 26 (16.99%) SIEM
5 25 (16.34%) Network Virtualisation
6 23 (15.03%) Computer Science
7 21 (13.73%) ITIL
7 21 (13.73%) Vulnerability Assessment
8 19 (12.42%) Patch Management
9 17 (11.11%) Load Balancing
10 16 (10.46%) Identity Access Management
11 15 (9.80%) Change Management
11 15 (9.80%) Configuration Management
11 15 (9.80%) Data Protection
11 15 (9.80%) Infrastructure Engineering
11 15 (9.80%) Network Monitoring
12 14 (9.15%) Problem-Solving
13 13 (8.50%) Antivirus Management
13 13 (8.50%) Privileged Access Management
13 13 (8.50%) Security Patching
Programming Languages
1 26 (16.99%) Python
2 17 (11.11%) PowerShell
3 15 (9.80%) Bash Shell
4 13 (8.50%) SQL
5 7 (4.58%) PHP
6 5 (3.27%) Java
6 5 (3.27%) JavaScript
6 5 (3.27%) Ruby
7 3 (1.96%) C#
7 3 (1.96%) Perl
7 3 (1.96%) R
7 3 (1.96%) VBScript
8 1 (0.65%) Shell Script
Qualifications
1 64 (41.83%) Cisco Certification
2 39 (25.49%) Degree
3 30 (19.61%) CISSP
4 26 (16.99%) CISM
5 25 (16.34%) CCNA
6 20 (13.07%) CCNP
7 19 (12.42%) (ISC)2 CCSP
7 19 (12.42%) CCSP
8 15 (9.80%) CISA
9 10 (6.54%) Microsoft Certification
10 6 (3.92%) CCIE
10 6 (3.92%) ITIL Certification
11 5 (3.27%) CREST Certified
11 5 (3.27%) GCFA
11 5 (3.27%) GCIA
11 5 (3.27%) GCIH
12 4 (2.61%) Computer Science Degree
12 4 (2.61%) GSEC
12 4 (2.61%) MCSE
13 3 (1.96%) ITIL Foundation Certificate
Quality Assurance & Compliance
1 21 (13.73%) NIST
2 16 (10.46%) Cyber Essentials
2 16 (10.46%) GDPR
3 11 (7.19%) SLA
4 9 (5.88%) ISO/IEC 27001
5 8 (5.23%) COBIT
6 3 (1.96%) Cyber Essentials PLUS
7 2 (1.31%) ISO 31000
8 1 (0.65%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
System Software
1 38 (24.84%) Active Directory
2 31 (20.26%) VMware Infrastructure
3 19 (12.42%) Hyper-V
4 14 (9.15%) Docker
5 6 (3.92%) vSphere
6 5 (3.27%) VMware ESXi
6 5 (3.27%) VMware NSX
7 4 (2.61%) Virtual Desktop
8 3 (1.96%) Apache ZooKeeper
9 2 (1.31%) StorNext
9 2 (1.31%) XenApp
9 2 (1.31%) XenDesktop
9 2 (1.31%) Xsan
10 1 (0.65%) DFS Replication
10 1 (0.65%) Firmware
10 1 (0.65%) HDFS
10 1 (0.65%) Virtual Machines
Systems Management
1 29 (18.95%) Ansible
2 18 (11.76%) Kubernetes
2 18 (11.76%) Puppet
3 16 (10.46%) Terraform
4 11 (7.19%) Opscode Chef
5 6 (3.92%) Istio
6 5 (3.27%) Cisco CUCM
6 5 (3.27%) CSIRT
6 5 (3.27%) Grafana
7 4 (2.61%) ITRS Geneos
7 4 (2.61%) Microsoft Intune
7 4 (2.61%) Nessus
7 4 (2.61%) SCCM
8 3 (1.96%) Cisco Prime
8 3 (1.96%) HAProxy
8 3 (1.96%) Microsoft Data Protection Manager
8 3 (1.96%) SCDPM
8 3 (1.96%) SCOM
8 3 (1.96%) SCVMM
8 3 (1.96%) ZABBIX
Vendors
1 67 (43.79%) Cisco
2 52 (33.99%) Microsoft
3 40 (26.14%) CheckPoint
3 40 (26.14%) VMware
4 23 (15.03%) Blue Coat
5 22 (14.38%) Meraki
6 17 (11.11%) Netskope
6 17 (11.11%) Palo Alto
6 17 (11.11%) Zscaler
7 14 (9.15%) SolarWinds
8 13 (8.50%) F5
8 13 (8.50%) Fortinet
9 9 (5.88%) HP
10 7 (4.58%) Aruba
10 7 (4.58%) Infoblox
10 7 (4.58%) Juniper
10 7 (4.58%) SonicWALL
11 6 (3.92%) Splunk
12 4 (2.61%) Citrix
12 4 (2.61%) Riverbed