The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for Network Security skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Network Security over the 3 months to 24 June 2017 with a comparison to the same period in the previous 2 years.

Network Security
London / City of London
3 months to
24 Jun 2017
Same period 2016 Same period 2015
Rank 141 151 187
Rank change year-on-year +10 +36  
Permanent jobs citing Network Security 95 116 134
As % of all permanent IT jobs advertised in the City of London 1.85% 1.83% 1.29%
As % of the Communications & Networking category 11.34% 11.09% 8.67%
Number of salaries quoted 83 92 115
Median salary £57,500 £55,000 £60,000
Median salary % change year-on-year +4.54% -8.33%  
90% offered a salary of more than £30,000 £40,250 £42,200
10% offered a salary of more than £75,000 £82,500 £74,000
UK excluding London median salary £45,000 £45,000 £45,000

Network Security is in the communications and computer networking skills category. The next 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 and computer networking skills.

Communications & Computer Network Skills
City of London
Permanent job vacancies with a requirement for communications and computer networking skills 838 1046 1545
As % of all permanent IT job vacancies advertised in the City of London 16.28% 16.48% 14.87%
Number of salaries quoted 736 914 1340
Median salary £55,000 £55,000 £54,000
Median salary % change year-on-year - +1.85%  
90% offered a salary of more than £29,000 £33,000 £32,500
10% offered a salary of more than £75,000 £75,000 £71,000
UK excluding London median salary £42,500 £42,500 £42,000
% change year-on-year - +1.19%  

Network Security
Job Vacancy Trend in the City of London

The job posting trend of jobs advertised in the City of London citing Network Security as a proportion of all permanent or contract IT jobs with a match in the Communications & Networking category.

Job vacancy trend for Network Security in the City of London

Network Security
Salary Trend in the City of London

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

Salary trend for Network Security in the City of London

Network Security
Salary Histogram in the City of London

The salary distribution of IT jobs citing Network Security in the City of London over the 3 months to 24 June 2017.

Salary histogram for Network Security in the City of London

For the 6 months to 24 June 2017, IT jobs citing Network Security 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 Network Security.

1 130 (65.66%) Firewall
2 97 (48.99%) Cisco
3 78 (39.39%) Cisco Certification
4 74 (37.37%) Finance
5 72 (36.36%) Wireless
6 69 (34.85%) Information Security
7 63 (31.82%) Cisco ASA
8 58 (29.29%) Palo Alto
9 57 (28.79%) CheckPoint
10 54 (27.27%) F5
11 53 (26.77%) CCNP
12 51 (25.76%) Juniper
13 50 (25.25%) Linux
14 49 (24.75%) Cybersecurity
15 46 (23.23%) Windows
16 45 (22.73%) VPN
17 42 (21.21%) Data Centre
18 41 (20.71%) SIEM
19 38 (19.19%) FortiGate
20 37 (18.69%) Cisco Wireless
21 36 (18.18%) Fortinet
21 36 (18.18%) WAN
22 33 (16.67%) CISSP
22 33 (16.67%) ISO/IEC 27001
23 32 (16.16%) SonicWALL
24 30 (15.15%) Aruba
24 30 (15.15%) Analytical Skills
25 29 (14.65%) Extreme Networks
25 29 (14.65%) WatchGuard
25 29 (14.65%) CCNA

Network Security
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 8 (4.04%) MS Exchange
2 6 (3.03%) SharePoint
3 4 (2.02%) Apache
3 4 (2.02%) IBM Notes
3 4 (2.02%) Skype for Business
4 3 (1.52%) Elasticsearch
4 3 (1.52%) IIS
4 3 (1.52%) OpenStack
4 3 (1.52%) Tomcat
5 2 (1.01%) JBoss
5 2 (1.01%) nginx
5 2 (1.01%) WebLogic
6 1 (0.51%) Apache ServiceMix
6 1 (0.51%) Exchange Server 2010
6 1 (0.51%) WebSphere
Applications
1 7 (3.54%) Microsoft Office
2 1 (0.51%) Microsoft Project
2 1 (0.51%) MS Visio
Cloud Services
1 14 (7.07%) Amazon AWS
2 7 (3.54%) IaaS
2 7 (3.54%) Microsoft Azure
2 7 (3.54%) SaaS
3 5 (2.53%) Cloud Computing
3 5 (2.53%) Virtual Private Cloud
4 4 (2.02%) Amazon EC2
4 4 (2.02%) Amazon S3
5 3 (1.52%) Amazon SQS
5 3 (1.52%) AWS CloudFormation
5 3 (1.52%) AWS Lambda
5 3 (1.52%) Office 365
6 1 (0.51%) Amazon ELB
6 1 (0.51%) PaaS
Communications & Networking
1 130 (65.66%) Firewall
2 72 (36.36%) Wireless
3 63 (31.82%) Cisco ASA
4 45 (22.73%) VPN
5 37 (18.69%) Cisco Wireless
6 36 (18.18%) WAN
7 27 (13.64%) LAN
8 25 (12.63%) TCP/IP
9 22 (11.11%) Cisco Nexus
10 21 (10.61%) Intrusion Detection
11 20 (10.10%) BGP
11 20 (10.10%) DNS
12 18 (9.09%) MPLS
13 17 (8.59%) Spanning Tree
14 14 (7.07%) BIG-IP
15 13 (6.57%) F5 BIG-IP GTM
15 13 (6.57%) F5 BIG-IP LTM
15 13 (6.57%) IPsec
15 13 (6.57%) OSPF
16 11 (5.56%) Cisco IOS
Database & Business Intelligence
1 9 (4.55%) SQL Server
2 4 (2.02%) Amazon RDS
2 4 (2.02%) PostgreSQL
3 3 (1.52%) Amazon Redshift
3 3 (1.52%) MySQL
4 1 (0.51%) Big Data
4 1 (0.51%) Data Warehouse
4 1 (0.51%) MongoDB
4 1 (0.51%) NoSQL
Development Applications
1 5 (2.53%) Jenkins
1 5 (2.53%) VSS/SourceSafe
2 3 (1.52%) Burp Suite
2 3 (1.52%) Metasploit
3 2 (1.01%) Bitbucket
3 2 (1.01%) Cucumber
3 2 (1.01%) Sonatype Nexus
4 1 (0.51%) Git (software)
4 1 (0.51%) Hudson
4 1 (0.51%) JMeter
4 1 (0.51%) JUnit
4 1 (0.51%) Maven
4 1 (0.51%) Selenium
4 1 (0.51%) Subversion
4 1 (0.51%) Vagrant
General
1 74 (37.37%) Finance
2 19 (9.60%) Banking
3 12 (6.06%) Telecoms
4 4 (2.02%) Financial Institution
5 3 (1.52%) Front Office
5 3 (1.52%) Law
5 3 (1.52%) Legal
6 1 (0.51%) Investment Banking
6 1 (0.51%) Marketing
6 1 (0.51%) Music Industry
6 1 (0.51%) Retail
Job Titles
1 64 (32.32%) Network Engineer
2 61 (30.81%) Security Engineer
3 43 (21.72%) Network Security Engineer
4 41 (20.71%) Analyst
5 29 (14.65%) Security Analyst
6 21 (10.61%) Firewall Engineer
7 15 (7.58%) IT Analyst
8 13 (6.57%) Cybersecurity Analyst
8 13 (6.57%) Senior Network Engineer
9 12 (6.06%) Information Security Engineer
9 12 (6.06%) Security Specialist
10 11 (5.56%) Information Analyst
10 11 (5.56%) Information Security Analyst
10 11 (5.56%) IT Security Analyst
10 11 (5.56%) Linux Engineer
11 10 (5.05%) Consultant
11 10 (5.05%) Support Engineer
12 8 (4.04%) Infrastructure Engineer
12 8 (4.04%) Senior Security Engineer
12 8 (4.04%) Support Analyst
Libraries, Frameworks & Software Standards
1 19 (9.60%) Web Services
2 11 (5.56%) 802.1X
3 2 (1.01%) CSS
3 2 (1.01%) J2EE
4 1 (0.51%) Servlets
4 1 (0.51%) XMPP
Miscellaneous
1 42 (21.21%) Data Centre
2 30 (15.15%) Analytical Skills
3 24 (12.12%) Management Information System
4 12 (6.06%) Clustering
4 12 (6.06%) Linux Command Line
4 12 (6.06%) PKI
5 11 (5.56%) Computer Science
5 11 (5.56%) Cyber Attack
6 7 (3.54%) Fat Client
6 7 (3.54%) Thin Client
7 5 (2.53%) Fintech
7 5 (2.53%) Hedge funds
7 5 (2.53%) Video Conferencing
8 4 (2.02%) Equities
8 4 (2.02%) Security Operations Centre
9 3 (1.52%) Distributed Denial-of-Service
9 3 (1.52%) Replication
10 2 (1.01%) Cybercrime
10 2 (1.01%) Virtual Team
11 1 (0.51%) Private Cloud
Operating Systems
1 50 (25.25%) Linux
2 46 (23.23%) Windows
3 24 (12.12%) CentOS
4 20 (10.10%) Ubuntu
4 20 (10.10%) Windows Server
5 19 (9.60%) Unix
6 18 (9.09%) Red Hat Enterprise Linux
7 13 (6.57%) Windows Server 2008
7 13 (6.57%) Windows Server 2012
8 9 (4.55%) Debian
9 6 (3.03%) Windows 7
10 5 (2.53%) Kali Linux
11 4 (2.02%) Windows 10
12 3 (1.52%) Android
12 3 (1.52%) Apple iOS
12 3 (1.52%) Windows Mobile
13 2 (1.01%) Windows 8
14 1 (0.51%) Solaris
Processes & Methodologies
1 69 (34.85%) Information Security
2 49 (24.75%) Cybersecurity
3 41 (20.71%) SIEM
4 27 (13.64%) Security Operations
5 26 (13.13%) Security Architecture
5 26 (13.13%) Security Monitoring
6 24 (12.12%) Vulnerability Management
7 22 (11.11%) ITIL
8 20 (10.10%) Kalman Filter
9 18 (9.09%) Incident Management
10 17 (8.59%) Risk Analysis
11 16 (8.08%) Network Design
11 16 (8.08%) Project Management
12 14 (7.07%) Network Monitoring
13 13 (6.57%) Load Balancing
14 11 (5.56%) Data Analysis
14 11 (5.56%) Data Visualisation
14 11 (5.56%) High Availability
14 11 (5.56%) Security Management
14 11 (5.56%) Visualisation
Programming Languages
1 15 (7.58%) Python
2 13 (6.57%) SQL
3 8 (4.04%) Java
3 8 (4.04%) PowerShell
4 6 (3.03%) Bash Shell
4 6 (3.03%) Perl
4 6 (3.03%) PHP
4 6 (3.03%) Ruby
5 5 (2.53%) C-shell
5 5 (2.53%) Korn
6 2 (1.01%) Shell Script
7 1 (0.51%) C
Qualifications
1 78 (39.39%) Cisco Certification
2 53 (26.77%) CCNP
3 33 (16.67%) CISSP
4 29 (14.65%) CCNA
5 22 (11.11%) CISM
6 21 (10.61%) GIAC
7 20 (10.10%) Degree
8 16 (8.08%) CREST Certified
9 15 (7.58%) CISA
10 14 (7.07%) JNCIS
11 13 (6.57%) JNCIA
12 12 (6.06%) GCIH
12 12 (6.06%) Security Cleared
13 11 (5.56%) CEH
13 11 (5.56%) SANS
14 10 (5.05%) Linux+ Certification
14 10 (5.05%) LPIC
14 10 (5.05%) RHCA
14 10 (5.05%) RHCE
14 10 (5.05%) RHCSA
Quality Assurance & Compliance
1 33 (16.67%) ISO/IEC 27001
2 15 (7.58%) PCI DSS
3 4 (2.02%) QA
4 2 (1.01%) SLA
5 1 (0.51%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
5 1 (0.51%) NIST 800
5 1 (0.51%) PMO
System Software
1 23 (11.62%) VMware Infrastructure
2 21 (10.61%) Active Directory
3 9 (4.55%) Hyper-V
4 8 (4.04%) pfSense
5 7 (3.54%) XenApp
6 5 (2.53%) XenDesktop
7 4 (2.02%) Microsoft App-V
7 4 (2.02%) vSphere
8 3 (1.52%) Docker
8 3 (1.52%) Snort
8 3 (1.52%) Virtual Desktop
9 1 (0.51%) Firmware
9 1 (0.51%) iptables
9 1 (0.51%) ProxySG
Systems Management
1 38 (19.19%) FortiGate
2 15 (7.58%) SCCM
3 4 (2.02%) Ansible
3 4 (2.02%) Nessus
4 3 (1.52%) OSSEC
4 3 (1.52%) Puppet
5 2 (1.01%) Cisco Prime
5 2 (1.01%) Kubernetes
5 2 (1.01%) SCOM
5 2 (1.01%) SCSM
6 1 (0.51%) Cisco CUCM
6 1 (0.51%) HP NNM
6 1 (0.51%) SELinux
Vendors
1 97 (48.99%) Cisco
2 58 (29.29%) Palo Alto
3 57 (28.79%) CheckPoint
4 54 (27.27%) F5
5 51 (25.76%) Juniper
6 36 (18.18%) Fortinet
7 32 (16.16%) SonicWALL
8 30 (15.15%) Aruba
9 29 (14.65%) Extreme Networks
9 29 (14.65%) WatchGuard
10 28 (14.14%) Red Hat
11 27 (13.64%) VMware
12 26 (13.13%) Microsoft
13 18 (9.09%) Citrix
14 11 (5.56%) Riverbed
15 8 (4.04%) LogRhythm
16 7 (3.54%) McAfee
16 7 (3.54%) Sourcefire
17 6 (3.03%) Blue Coat
17 6 (3.03%) HP
City, London
Burns Sheehan
Salary: £50000 - £60000 per annum + Bonus
Posted: Yesterday
City, London
IPsoft
Salary: Excellent salary + strong benefits and bonus package
Posted: 3 days ago
City, London
Itecco
Salary: £18000 - £20000 per annum + Excellent Benefits
Posted: 3 days ago
City, London
Client Server
Salary: £25k to £30k + benefits
Posted: Yesterday
City, London
Robert Half
Salary: £30000 - £50000 per annum
Posted: 4 days ago
City, London
Quant Capital
Salary: Up to £65,000 per annum Bonus Medical Pension
Posted: 4 days ago