Period
to 20 February 2019

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

Intrusion Detection
England > London
6 months to
20 Feb 2019
Same period 2018 Same period 2017
Rank 574 602 521
Rank change year-on-year +28 -81 +193
Permanent jobs citing Intrusion Detection 197 222 300
As % of all permanent IT jobs advertised in London 0.31% 0.32% 0.43%
As % of the Communications & Networking category 2.38% 2.19% 2.70%
Number of salaries quoted 163 186 239
London median annual salary £65,000 £68,750 £65,000
Median salary % change year-on-year -5.45% +5.77% +18.18%
10th Percentile £45,000 £37,500 £40,000
90th Percentile £96,000 £110,000 £85,000
England median annual salary £55,000 £57,500 £60,000
% change year-on-year -4.35% -4.17% +20.00%

Intrusion Detection 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% - -

Intrusion Detection
Job Vacancy Trend in London

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

Job vacancy trend for Intrusion Detection in London

Intrusion Detection
Salary Trend in London

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

Salary trend for Intrusion Detection in London

Intrusion Detection
Salary Histogram in London

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

Salary histogram for Intrusion Detection in London

Intrusion Detection
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Intrusion Detection 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 +37 55 £65,000 -7.14% 4
South London -15 5 £65,000 +62.50%
West London - 5 £70,000 - 3
Intrusion Detection
England

For the 6 months to 20 February 2019, IT jobs citing Intrusion Detection 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 Intrusion Detection.

1 155 (78.68%) Firewall
2 109 (55.33%) Information Security
3 99 (50.25%) SIEM
4 92 (46.70%) Windows
5 81 (41.12%) CISSP
6 79 (40.10%) Cybersecurity
7 78 (39.59%) Finance
8 76 (38.58%) Linux
9 69 (35.03%) Network Security
10 56 (28.43%) Management Information System
11 53 (26.90%) TCP/IP
12 51 (25.89%) Unix
13 44 (22.34%) Kalman Filter
14 43 (21.83%) Security Operations
14 43 (21.83%) Vulnerability Management
14 43 (21.83%) Splunk
15 42 (21.32%) Cisco
15 42 (21.32%) PowerShell
16 40 (20.30%) GIAC
17 39 (19.80%) Python
17 39 (19.80%) WAN
17 39 (19.80%) Penetration Testing
18 36 (18.27%) LAN
18 36 (18.27%) Web Filtering
19 35 (17.77%) Vulnerability Scanning
20 34 (17.26%) SANS
20 34 (17.26%) Forensic Analysis
21 33 (16.75%) Wireless
22 31 (15.74%) Degree
23 30 (15.23%) Banking

Intrusion Detection
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 (2.54%) OpenStack
2 3 (1.52%) IIS
3 2 (1.02%) Apache
3 2 (1.02%) MS Exchange
4 1 (0.51%) Commerce Server
Cloud Services
1 29 (14.72%) Amazon AWS
2 23 (11.68%) Microsoft Azure
3 17 (8.63%) Office 365
4 10 (5.08%) Google Cloud Platform
5 6 (3.05%) IaaS
5 6 (3.05%) Mimecast
5 6 (3.05%) PaaS
6 4 (2.03%) SaaS
7 2 (1.02%) OpenDNS
8 1 (0.51%) OpenShift
Communications & Networking
1 155 (78.68%) Firewall
2 69 (35.03%) Network Security
3 53 (26.90%) TCP/IP
4 39 (19.80%) WAN
5 36 (18.27%) LAN
6 33 (16.75%) Wireless
7 23 (11.68%) Internet
8 18 (9.14%) SSL
9 16 (8.12%) DNS
10 13 (6.60%) SMTP
11 10 (5.08%) Wireshark
12 8 (4.06%) Cisco Nexus
13 7 (3.55%) BGP
13 7 (3.55%) OSPF
14 6 (3.05%) Ethernet
14 6 (3.05%) MPLS
14 6 (3.05%) VPN
15 5 (2.54%) Multicast
15 5 (2.54%) VLAN
15 5 (2.54%) Wireless Security
Database & Business Intelligence
1 4 (2.03%) SQL Server
2 3 (1.52%) Blockchain
2 3 (1.52%) MySQL
3 2 (1.02%) Big Data
4 1 (0.51%) Amazon RDS
Development Applications
1 10 (5.08%) Metasploit
General
1 78 (39.59%) Finance
2 30 (15.23%) Banking
3 23 (11.68%) Legal
4 8 (4.06%) Financial Institution
5 7 (3.55%) Law
6 4 (2.03%) International Banking
7 3 (1.52%) Telecoms
8 2 (1.02%) Electronics
8 2 (1.02%) Games
8 2 (1.02%) Manufacturing
8 2 (1.02%) Marketing
8 2 (1.02%) Retail
Job Titles
1 57 (28.93%) Analyst
2 56 (28.43%) Security Engineer
3 52 (26.40%) Security Analyst
4 27 (13.71%) Senior Analyst
5 23 (11.68%) Senior Security Analyst
6 21 (10.66%) Network Engineer
7 20 (10.15%) Cybersecurity Analyst
8 19 (9.64%) SIEM Engineer
9 15 (7.61%) Architect
9 15 (7.61%) IT Analyst
9 15 (7.61%) IT Security Analyst
9 15 (7.61%) Senior Cybersecurity Analyst
10 14 (7.11%) Senior Security Engineer
11 13 (6.60%) Banking Analyst
12 12 (6.09%) Head of Security
13 11 (5.58%) Information Analyst
13 11 (5.58%) Information Security Analyst
13 11 (5.58%) Security Architect
14 10 (5.08%) Head of Operations
15 9 (4.57%) Network Security Engineer
Libraries, Frameworks & Software Standards
1 15 (7.61%) Regular Expression
2 9 (4.57%) LDAP
2 9 (4.57%) Web Services
3 2 (1.02%) 802.1X
Miscellaneous
1 56 (28.43%) Management Information System
2 20 (10.15%) Data Centre
3 13 (6.60%) Distributed Denial-of-Service
3 13 (6.60%) Fintech
4 12 (6.09%) Security Operations Centre
5 11 (5.58%) Data Protection Act
6 8 (4.06%) Cyber Kill Chain
6 8 (4.06%) PKI
7 7 (3.55%) Reinsurance
8 6 (3.05%) Cyberthreat
9 5 (2.54%) Private Cloud
9 5 (2.54%) Public Cloud
10 3 (1.52%) Linux Command Line
11 2 (1.02%) Analytical Skills
11 2 (1.02%) Replication
12 1 (0.51%) Algorithms
12 1 (0.51%) Data Structures
12 1 (0.51%) Digital Media
12 1 (0.51%) Enterprise Software
12 1 (0.51%) Mobile App
Operating Systems
1 92 (46.70%) Windows
2 76 (38.58%) Linux
3 51 (25.89%) Unix
4 14 (7.11%) Windows Server
5 10 (5.08%) CentOS
5 10 (5.08%) Kali Linux
6 8 (4.06%) AIX
6 8 (4.06%) HPUX
6 8 (4.06%) Red Hat Enterprise Linux
6 8 (4.06%) Windows Server 2003
6 8 (4.06%) Windows Server 2008
6 8 (4.06%) Windows Server 2012
6 8 (4.06%) Windows XP
7 2 (1.02%) Debian
7 2 (1.02%) Ubuntu
8 1 (0.51%) Mac OS X
8 1 (0.51%) Solaris
Processes & Methodologies
1 109 (55.33%) Information Security
2 99 (50.25%) SIEM
3 79 (40.10%) Cybersecurity
4 44 (22.34%) Kalman Filter
5 43 (21.83%) Security Operations
5 43 (21.83%) Vulnerability Management
6 39 (19.80%) Penetration Testing
7 36 (18.27%) Web Filtering
8 35 (17.77%) Vulnerability Scanning
9 34 (17.26%) Forensic Analysis
10 27 (13.71%) Incident Management
10 27 (13.71%) Malware Analysis
11 25 (12.69%) Computer Forensics
11 25 (12.69%) Network Design
11 25 (12.69%) Vulnerability Assessment
12 24 (12.18%) Data Loss Prevention
12 24 (12.18%) Security Architecture
13 23 (11.68%) Problem-Solving
13 23 (11.68%) Threat Intelligence
14 21 (10.66%) Analytics
Programming Languages
1 42 (21.32%) PowerShell
2 39 (19.80%) Python
3 24 (12.18%) Perl
3 24 (12.18%) SQL
4 21 (10.66%) C
5 12 (6.09%) VBScript
6 11 (5.58%) Bash Shell
7 9 (4.57%) C#
7 9 (4.57%) C++
7 9 (4.57%) VB
8 8 (4.06%) Java
9 4 (2.03%) Shell Script
10 2 (1.02%) Ruby
Qualifications
1 81 (41.12%) CISSP
2 40 (20.30%) GIAC
3 34 (17.26%) SANS
4 31 (15.74%) Degree
5 29 (14.72%) GCIA
6 26 (13.20%) CEH
7 23 (11.68%) GCIH
8 21 (10.66%) Cisco Certification
8 21 (10.66%) SSCP
9 20 (10.15%) CCNP
10 19 (9.64%) CISM
11 16 (8.12%) Computer Science Degree
12 11 (5.58%) Security Cleared
13 10 (5.08%) CISA
14 7 (3.55%) GPEN
14 7 (3.55%) GSEC
14 7 (3.55%) SC Cleared
15 5 (2.54%) DV Cleared
16 4 (2.03%) JNCIE
16 4 (2.03%) TOGAF Certification
Quality Assurance & Compliance
1 18 (9.14%) PCI DSS
2 14 (7.11%) ISO/IEC 27001
3 12 (6.09%) Sarbanes-Oxley
3 12 (6.09%) SAS 70
4 7 (3.55%) GDPR
5 6 (3.05%) Cyber Essentials
6 2 (1.02%) Cyber Essentials PLUS
6 2 (1.02%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
7 1 (0.51%) SLA
System Software
1 16 (8.12%) Active Directory
2 10 (5.08%) Snort
3 5 (2.54%) VMware NSX
3 5 (2.54%) VMware Workstation
4 4 (2.03%) VMware Infrastructure
5 2 (1.02%) Hyper-V
5 2 (1.02%) Squid
6 1 (0.51%) Docker
6 1 (0.51%) RHEV
6 1 (0.51%) Virtual Desktop
6 1 (0.51%) XenServer
Systems Management
1 18 (9.14%) CSIRT
2 16 (8.12%) Network Intrusion Detection System
3 15 (7.61%) Host Intrusion Detection System
4 13 (6.60%) CASB
4 13 (6.60%) McAfee ePO
4 13 (6.60%) Symantec Endpoint Protection
5 10 (5.08%) Nessus
5 10 (5.08%) QRadar
6 9 (4.57%) EnCase
6 9 (4.57%) FTK
6 9 (4.57%) Nexpose
6 9 (4.57%) Suricata
7 8 (4.06%) Ansible
8 7 (3.55%) Opscode Chef
9 3 (1.52%) Computer Incident Response Team
9 3 (1.52%) Nagios
9 3 (1.52%) Puppet
10 2 (1.02%) Salt
10 2 (1.02%) ZABBIX
11 1 (0.51%) Terraform
Vendors
1 43 (21.83%) Splunk
2 42 (21.32%) Cisco
3 25 (12.69%) Microsoft
4 22 (11.17%) CheckPoint
4 22 (11.17%) Forcepoint
4 22 (11.17%) McAfee
4 22 (11.17%) Sun
4 22 (11.17%) Symantec
5 20 (10.15%) Trend Micro
6 16 (8.12%) Qualys
7 14 (7.11%) Palo Alto
7 14 (7.11%) VMware
8 12 (6.09%) CyberArk
9 11 (5.58%) LogRhythm
10 10 (5.08%) ArcSight
10 10 (5.08%) Red Hat
11 9 (4.57%) Bomgar
11 9 (4.57%) Google
11 9 (4.57%) IBM
11 9 (4.57%) ServiceNow