Period
to 19 January 2021

The following table provides summary statistics for permanent job vacancies advertised in Central 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 19 January 2021 with a comparison to the same period in the previous 2 years.

Firewall
London > Central London
6 months to
19 Jan 2021
Same period 2020 Same period 2019
Rank 80 58 60
Rank change year-on-year -22 +2 +18
Permanent jobs citing Firewall 185 502 580
As % of all permanent jobs advertised in Central London 3.68% 4.41% 4.51%
As % of the Communications & Networking category 33.15% 32.58% 35.87%
Number of salaries quoted 186 479 550
Median annual salary £66,250 £60,000 £55,000
Median salary % change year-on-year +10.42% +9.09% +3.53%
10th Percentile £38,438 £31,250 £32,500
90th Percentile £97,500 £87,500 £84,775
London median annual salary £65,000 £60,000 £55,000
% change year-on-year +8.33% +9.09% -

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 Central London with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
Central London
Permanent vacancies with a requirement for communications or computer networking skills 558 1,541 1,617
As % of all permanent IT jobs advertised in Central London 11.09% 13.53% 12.56%
Number of salaries quoted 497 1,373 1,455
Median annual salary £65,000 £57,500 £55,000
Median salary % change year-on-year +13.04% +4.55% +4.76%
10th Percentile £39,375 £29,000 £30,000
90th Percentile £96,250 £91,000 £87,500
London median annual salary £65,000 £55,000 £55,000
% change year-on-year +18.18% - -

Firewall
Job Vacancy Trend in Central London

Job postings citing Firewall as a proportion of all IT jobs advertised in Central London.

Job vacancy trend for Firewall in Central London

Firewall
Salary Trend in Central London

3-month moving average salary quoted in jobs citing Firewall in Central London.

Salary trend for Firewall in Central London

Firewall
Salary Histogram in Central London

Salary distribution for jobs citing Firewall in Central London over the 6 months to 19 January 2021.

Salary histogram for Firewall in Central London

Firewall
Job Locations in Central London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Firewall within the Central London region over the 6 months to 19 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
City of London -11 155 £67,500 +8.00% 42
Southwark +17 3 £45,000 -21.05%
City of Westminster -13 2 £41,935 -23.27%
West End of London -14 2 £41,935 -23.75%
Firewall
London

For the 6 months to 19 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 Central London region with a requirement for Firewall.

1 85 (45.95%) Cisco
2 80 (43.24%) Azure
3 70 (37.84%) Cisco Certification
4 69 (37.30%) WAN
5 64 (34.59%) Microsoft
6 61 (32.97%) Windows
7 57 (30.81%) VPN
8 56 (30.27%) Finance
9 53 (28.65%) CheckPoint
9 53 (28.65%) Active Directory
10 49 (26.49%) LAN
10 49 (26.49%) Network Security
11 48 (25.95%) AWS
12 46 (24.86%) DevOps
12 46 (24.86%) Degree
13 45 (24.32%) Office 365
14 42 (22.70%) VMware
15 40 (21.62%) Linux
16 39 (21.08%) Windows Server
17 37 (20.00%) Ansible
18 36 (19.46%) Cybersecurity
19 35 (18.92%) Python
20 34 (18.38%) CISSP
21 32 (17.30%) VMware Infrastructure
22 30 (16.22%) Information Security
23 28 (15.14%) SIEM
23 28 (15.14%) Meraki
24 27 (14.59%) Data Centre
24 27 (14.59%) CISM
24 27 (14.59%) DNS

Firewall
Co-occurring IT Skills in Central 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 20 (10.81%) MS Exchange
2 5 (2.70%) SharePoint
3 4 (2.16%) Apache
4 3 (1.62%) Elasticsearch
4 3 (1.62%) IBM Notes
5 2 (1.08%) IIS
6 1 (0.54%) Apache Spark
6 1 (0.54%) Exchange Server 2013
Applications
1 3 (1.62%) Microsoft Office
2 1 (0.54%) MS Visio
Business Applications
1 1 (0.54%) Relativity
Cloud Services
1 80 (43.24%) Azure
2 48 (25.95%) AWS
3 45 (24.32%) Office 365
4 22 (11.89%) Azure ExpressRoute
5 15 (8.11%) IaaS
6 10 (5.41%) GCP
7 9 (4.86%) AWS CloudFormation
8 8 (4.32%) Azure Active Directory
9 7 (3.78%) OpenShift
10 5 (2.70%) SaaS
10 5 (2.70%) Stackdriver
11 4 (2.16%) PaaS
12 3 (1.62%) Cloud Computing
12 3 (1.62%) Virtual Private Cloud
13 1 (0.54%) Apigee
13 1 (0.54%) Azure Functions
13 1 (0.54%) Dynamics 365
13 1 (0.54%) Serverless
Communications & Networking
1 69 (37.30%) WAN
2 57 (30.81%) VPN
3 49 (26.49%) LAN
3 49 (26.49%) Network Security
4 27 (14.59%) DNS
5 24 (12.97%) Intrusion Detection
6 23 (12.43%) BGP
7 22 (11.89%) PBX
7 22 (11.89%) TCP/IP
8 21 (11.35%) OSPF
9 19 (10.27%) Cisco ASA
9 19 (10.27%) DHCP
10 17 (9.19%) Cisco IOS
10 17 (9.19%) MPLS
10 17 (9.19%) Multicast
11 16 (8.65%) Cisco Nexus
12 14 (7.57%) Wi-Fi
13 13 (7.03%) Wireshark
14 12 (6.49%) Wireless
15 11 (5.95%) NX-OS
Database & Business Intelligence
1 20 (10.81%) SQL Server
2 9 (4.86%) MySQL
3 4 (2.16%) Hadoop
4 3 (1.62%) Apache Cassandra
4 3 (1.62%) Big Data
4 3 (1.62%) MongoDB
4 3 (1.62%) NoSQL
4 3 (1.62%) PostgreSQL
4 3 (1.62%) Redis
5 1 (0.54%) Apache Hive
5 1 (0.54%) HBase
5 1 (0.54%) SQL Server 2012
5 1 (0.54%) SQL Server 2014
5 1 (0.54%) Sqoop
Development Applications
1 12 (6.49%) Git (software)
1 12 (6.49%) Sonatype Nexus
2 11 (5.95%) Jenkins
3 9 (4.86%) Bitbucket
4 4 (2.16%) Atlassian Bamboo
4 4 (2.16%) JIRA
5 3 (1.62%) Gradle
5 3 (1.62%) Maven
6 2 (1.08%) Vagrant
7 1 (0.54%) GitLab
7 1 (0.54%) Octopus Deploy
7 1 (0.54%) TeamCity
General
1 56 (30.27%) Finance
2 18 (9.73%) Banking
3 11 (5.95%) Legal
4 6 (3.24%) Financial Institution
4 6 (3.24%) Investment Banking
5 5 (2.70%) Law
6 4 (2.16%) Public Sector
6 4 (2.16%) Publishing
7 3 (1.62%) Retail
7 3 (1.62%) Telecoms
8 2 (1.08%) Police
9 1 (0.54%) Advertising
9 1 (0.54%) Brand Awareness
9 1 (0.54%) French Language
9 1 (0.54%) International Banking
9 1 (0.54%) Mandarin Language
9 1 (0.54%) Marketing
Job Titles
1 46 (24.86%) Network Engineer
2 29 (15.68%) Senior Network Engineer
3 24 (12.97%) Azure Engineer
4 22 (11.89%) Infrastructure Engineer
5 20 (10.81%) DevOps Engineer
6 18 (9.73%) Security Engineer
7 15 (8.11%) Cisco Engineer
7 15 (8.11%) Security Specialist
7 15 (8.11%) Windows Engineer
8 14 (7.57%) Cisco Network Engineer
9 13 (7.03%) Senior Cisco Engineer
10 12 (6.49%) Analyst
10 12 (6.49%) Cloud Engineer
11 11 (5.95%) IT Engineer
11 11 (5.95%) Senior Cisco Network Engineer
12 10 (5.41%) AWS Engineer
12 10 (5.41%) Azure Infrastructure Engineer
12 10 (5.41%) DevOps Engineer - Fintech
12 10 (5.41%) Security Analyst
12 10 (5.41%) Windows Infrastructure Engineer
Libraries, Frameworks & Software Standards
1 9 (4.86%) Web Services
2 8 (4.32%) YAML
3 6 (3.24%) JSON
4 5 (2.70%) SAML
5 4 (2.16%) 802.1X
5 4 (2.16%) OAuth
6 3 (1.62%) Elastic Stack
6 3 (1.62%) Kafka
6 3 (1.62%) LAMP
6 3 (1.62%) LAPP Stack
6 3 (1.62%) LDAP
6 3 (1.62%) Node.js
6 3 (1.62%) Regular Expression
6 3 (1.62%) Ruby on Rails
7 2 (1.08%) FIX Protocol
7 2 (1.08%) POSIX
8 1 (0.54%) .NET
8 1 (0.54%) React
8 1 (0.54%) Spring
8 1 (0.54%) Spring Boot
Miscellaneous
1 27 (14.59%) Data Centre
2 21 (11.35%) Management Information System
3 13 (7.03%) Data Protection Act
4 12 (6.49%) Analytical Skills
5 11 (5.95%) Private Cloud
6 8 (4.32%) Public Cloud
7 6 (3.24%) Self-Motivation
8 5 (2.70%) Clustering
8 5 (2.70%) Cyber Kill Chain
8 5 (2.70%) Greenfield Project
8 5 (2.70%) Robotics
9 3 (1.62%) Client/Server
9 3 (1.62%) Distributed Denial-of-Service
9 3 (1.62%) Linux Command Line
10 2 (1.08%) Cloud Native
10 2 (1.08%) Cyberthreat
10 2 (1.08%) EMC VNX
10 2 (1.08%) Enterprise Storage
10 2 (1.08%) Replication
10 2 (1.08%) Smartphone
Operating Systems
1 61 (32.97%) Windows
2 40 (21.62%) Linux
3 39 (21.08%) Windows Server
4 13 (7.03%) Mac OS
5 12 (6.49%) Unix
5 12 (6.49%) Windows Server 2012
6 10 (5.41%) Windows 10
6 10 (5.41%) Windows Server 2008
7 9 (4.86%) Windows 7
7 9 (4.86%) Windows Server 2016
8 5 (2.70%) CentOS
8 5 (2.70%) Solaris
8 5 (2.70%) Windows XP
9 4 (2.16%) Ubuntu
10 3 (1.62%) Red Hat Enterprise Linux
11 1 (0.54%) Android
11 1 (0.54%) Apple iOS
11 1 (0.54%) Check Point GAiA
11 1 (0.54%) Windows 8
11 1 (0.54%) Windows Server 2019
Processes & Methodologies
1 46 (24.86%) DevOps
2 36 (19.46%) Cybersecurity
3 30 (16.22%) Information Security
4 28 (15.14%) SIEM
5 26 (14.05%) ITIL
6 25 (13.51%) Infrastructure Engineering
6 25 (13.51%) Network Virtualisation
7 23 (12.43%) Computer Science
8 22 (11.89%) Vulnerability Assessment
9 19 (10.27%) Patch Management
10 18 (9.73%) Disaster Recovery
11 17 (9.19%) Identity Access Management
11 17 (9.19%) Load Balancing
12 16 (8.65%) Problem-Solving
13 15 (8.11%) Change Management
13 15 (8.11%) Configuration Management
13 15 (8.11%) Data Protection
13 15 (8.11%) Network Monitoring
14 13 (7.03%) Security Patching
14 13 (7.03%) Vulnerability Management
Programming Languages
1 35 (18.92%) Python
2 18 (9.73%) PowerShell
3 17 (9.19%) Bash Shell
4 15 (8.11%) SQL
5 7 (3.78%) PHP
6 5 (2.70%) Java
6 5 (2.70%) JavaScript
6 5 (2.70%) Ruby
7 3 (1.62%) C
7 3 (1.62%) C#
7 3 (1.62%) Perl
7 3 (1.62%) R
7 3 (1.62%) VBScript
8 1 (0.54%) Shell Script
Qualifications
1 70 (37.84%) Cisco Certification
2 46 (24.86%) Degree
3 34 (18.38%) CISSP
4 27 (14.59%) CISM
5 26 (14.05%) CCNA
6 23 (12.43%) CCNP
7 19 (10.27%) (ISC)2 CCSP
7 19 (10.27%) CCSP
8 15 (8.11%) CISA
9 11 (5.95%) CCIE
10 10 (5.41%) Microsoft Certification
11 8 (4.32%) ITIL Certification
12 5 (2.70%) CREST Certified
12 5 (2.70%) GCFA
12 5 (2.70%) GCIA
12 5 (2.70%) GCIH
13 4 (2.16%) GSEC
13 4 (2.16%) MCSE
13 4 (2.16%) SC Cleared
13 4 (2.16%) Security Cleared
Quality Assurance & Compliance
1 22 (11.89%) NIST
2 17 (9.19%) GDPR
3 16 (8.65%) Cyber Essentials
4 11 (5.95%) SLA
5 10 (5.41%) ISO/IEC 27001
6 8 (4.32%) COBIT
7 3 (1.62%) Cyber Essentials PLUS
8 2 (1.08%) ISO 31000
9 1 (0.54%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
System Software
1 53 (28.65%) Active Directory
2 32 (17.30%) VMware Infrastructure
3 21 (11.35%) Hyper-V
4 16 (8.65%) Docker
5 6 (3.24%) VMware ESXi
5 6 (3.24%) vSphere
6 5 (2.70%) VMware NSX
7 4 (2.16%) Virtual Desktop
8 3 (1.62%) Apache ZooKeeper
9 2 (1.08%) StorNext
9 2 (1.08%) XenApp
9 2 (1.08%) XenDesktop
9 2 (1.08%) Xsan
10 1 (0.54%) DFS Replication
10 1 (0.54%) Firmware
10 1 (0.54%) HDFS
10 1 (0.54%) Virtual Machines
Systems Management
1 37 (20.00%) Ansible
2 21 (11.35%) Kubernetes
3 18 (9.73%) Puppet
4 17 (9.19%) Terraform
5 11 (5.95%) Opscode Chef
6 10 (5.41%) Microsoft Clustering
7 6 (3.24%) Istio
7 6 (3.24%) Microsoft Intune
8 5 (2.70%) Cisco CUCM
8 5 (2.70%) CSIRT
8 5 (2.70%) Grafana
9 4 (2.16%) Failover Clustering
9 4 (2.16%) ITRS Geneos
9 4 (2.16%) Nessus
9 4 (2.16%) SCCM
10 3 (1.62%) FortiGate
10 3 (1.62%) SCDPM
10 3 (1.62%) SCOM
10 3 (1.62%) SCVMM
10 3 (1.62%) ZABBIX
Vendors
1 85 (45.95%) Cisco
2 64 (34.59%) Microsoft
3 53 (28.65%) CheckPoint
4 42 (22.70%) VMware
5 28 (15.14%) Meraki
6 23 (12.43%) Blue Coat
7 22 (11.89%) Palo Alto
8 20 (10.81%) Fortinet
9 17 (9.19%) F5
9 17 (9.19%) Netskope
9 17 (9.19%) Zscaler
10 15 (8.11%) SolarWinds
11 9 (4.86%) HP
11 9 (4.86%) SonicWALL
12 8 (4.32%) Juniper
13 7 (3.78%) Aruba
13 7 (3.78%) Infoblox
13 7 (3.78%) Riverbed
14 6 (3.24%) Splunk
15 5 (2.70%) Arista