Period
to 17 February 2018

The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for IPv4 skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited IPv4 over the 6 months to 17 February 2018 with a comparison to the same period in the previous 2 years.

Internet Protocol version 4 (IPv4)
England > London
6 months to
17 Feb 2018
Same period 2017 Same period 2016
Rank 757 730 836
Rank change year-on-year -27 +106 -27
Permanent jobs citing IPv4 58 78 78
As % of all permanent IT jobs advertised in London 0.083% 0.11% 0.091%
As % of the Communications & Networking category 0.58% 0.70% 0.58%
Number of salaries quoted 53 78 72
London median annual salary £50,000 £45,000 £50,000
Median salary % change year-on-year +11.11% -10.00% -
10th Percentile £30,500 £35,000 £28,750
90th Percentile £75,000 £62,500 £56,125
England median annual salary £40,000 £45,000 £40,000
% change year-on-year -11.11% +12.50% -5.88%

IPv4 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 10,003 11,153 13,516
As % of all permanent IT jobs advertised in London 14.36% 15.93% 15.76%
Number of salaries quoted 8,404 9,438 11,409
London median annual salary £55,000 £55,000 £50,000
Median salary % change year-on-year - +10.00% +2.00%
10th Percentile £31,250 £29,750 £27,750
90th Percentile £82,500 £81,250 £80,000
England median annual salary £45,000 £45,000 £45,000

IPv4
Job Vacancy Trend in London

Job postings citing IPv4 as a percentage of all IT jobs advertised in London.

Job vacancy trend for IPv4 in London

IPv4
Salary Trend in London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing IPv4 in London.

Salary trend for IPv4 in London

IPv4
Salary Histogram in London

The salary distribution of IT jobs citing IPv4 in London over the 6 months to 17 February 2018.

Salary histogram for IPv4 in London

IPv4
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing IPv4 within the London region over the 6 months to 17 February 2018. 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
East London - 10 £50,000 - 2
Central London -25 5 £50,000 +11.11% 1
West London +18 3 £75,000 +66.67%
South London - 2 £75,000 -
IPv4
England

For the 6 months to 17 February 2018, IT jobs citing IPv4 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 IPv4.

1 40 (68.97%) Cisco
2 30 (51.72%) IPv6
3 28 (48.28%) Firewall
4 27 (46.55%) BGP
5 26 (44.83%) MPLS
6 24 (41.38%) TCP/IP
7 23 (39.66%) VPN
7 23 (39.66%) DNS
8 22 (37.93%) OSPF
9 21 (36.21%) Cisco Certification
9 21 (36.21%) Linux
10 20 (34.48%) VMware
11 19 (32.76%) Ethernet
12 18 (31.03%) Juniper
12 18 (31.03%) HSRP
13 17 (29.31%) Wireshark
13 17 (29.31%) Cisco ASA
14 16 (27.59%) Degree
14 16 (27.59%) Cacti
14 16 (27.59%) Microsoft
14 16 (27.59%) IPsec
15 15 (25.86%) Windows
15 15 (25.86%) CCNP
16 14 (24.14%) C
16 14 (24.14%) Finance
16 14 (24.14%) Windows Server
17 13 (22.41%) VMware Infrastructure
17 13 (22.41%) Network Security
17 13 (22.41%) Telecoms
18 12 (20.69%) Management Information System

IPv4
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 7 (12.07%) MS Exchange
2 4 (6.90%) SAS
3 3 (5.17%) SharePoint
3 3 (5.17%) WordPress
4 2 (3.45%) Apache
4 2 (3.45%) Elasticsearch
4 2 (3.45%) nginx
Applications
1 4 (6.90%) Microsoft Office
Cloud Services
1 9 (15.52%) Amazon AWS
2 7 (12.07%) Microsoft Azure
2 7 (12.07%) SaaS
3 4 (6.90%) Office 365
4 2 (3.45%) Cloud Computing
Communications & Networking
1 30 (51.72%) IPv6
2 28 (48.28%) Firewall
3 27 (46.55%) BGP
4 26 (44.83%) MPLS
5 24 (41.38%) TCP/IP
6 23 (39.66%) DNS
6 23 (39.66%) VPN
7 22 (37.93%) OSPF
8 19 (32.76%) Ethernet
9 18 (31.03%) HSRP
10 17 (29.31%) Cisco ASA
10 17 (29.31%) Wireshark
11 16 (27.59%) IPsec
12 13 (22.41%) Network Security
13 12 (20.69%) VoIP
14 11 (18.97%) VLAN
15 9 (15.52%) Internet
15 9 (15.52%) LAN
15 9 (15.52%) PBX
15 9 (15.52%) WAN
Database & Business Intelligence
1 2 (3.45%) Apache Cassandra
1 2 (3.45%) HBase
1 2 (3.45%) PostgreSQL
Development Applications
1 2 (3.45%) Ant
1 2 (3.45%) Git (software)
1 2 (3.45%) Jenkins
1 2 (3.45%) Maven
General
1 14 (24.14%) Finance
2 13 (22.41%) Telecoms
3 4 (6.90%) Banking
3 4 (6.90%) Billing
4 3 (5.17%) Marketing
Job Titles
1 26 (44.83%) Network Engineer
2 11 (18.97%) Cisco Engineer
3 10 (17.24%) Infrastructure Engineer
3 10 (17.24%) Senior Network Engineer
4 8 (13.79%) Cisco Network Engineer
4 8 (13.79%) Support Engineer
5 7 (12.07%) IP Engineer
5 7 (12.07%) IT Support
5 7 (12.07%) Senior Cisco Engineer
5 7 (12.07%) Senior Cisco Network Engineer
6 6 (10.34%) 2nd Line Engineer
6 6 (10.34%) 2nd Line Support
6 6 (10.34%) 2nd Line Support Engineer
6 6 (10.34%) Network Infrastructure Engineer
6 6 (10.34%) Network Security Engineer
6 6 (10.34%) Security Engineer
7 5 (8.62%) IP Network Engineer
7 5 (8.62%) Senior IP Engineer
7 5 (8.62%) Senior IP Network Engineer
8 4 (6.90%) Juniper Engineer
Libraries, Frameworks & Software Standards
1 8 (13.79%) 802.1X
1 8 (13.79%) XMPP
2 6 (10.34%) RFC 2547
3 2 (3.45%) AngularJS
3 2 (3.45%) CSS
3 2 (3.45%) HTML
3 2 (3.45%) LAPP Stack
3 2 (3.45%) Natural Language Processing
3 2 (3.45%) Node.js
3 2 (3.45%) RabbitMQ
3 2 (3.45%) RESTful
Miscellaneous
1 12 (20.69%) Management Information System
2 7 (12.07%) DataPower
2 7 (12.07%) VxBlock/Vblock
3 5 (8.62%) Distributed Denial-of-Service
4 4 (6.90%) Computer Science
5 3 (5.17%) Blog
5 3 (5.17%) CCTV
5 3 (5.17%) Podcast
5 3 (5.17%) Social Network
6 1 (1.72%) Embedded Systems
6 1 (1.72%) Internet of Things
Operating Systems
1 21 (36.21%) Linux
2 15 (25.86%) Windows
3 14 (24.14%) Windows Server
4 8 (13.79%) Windows Server 2012
5 5 (8.62%) Windows Server 2008
6 3 (5.17%) Windows 10
6 3 (5.17%) Windows 7
6 3 (5.17%) Windows 8
7 2 (3.45%) Debian
7 2 (3.45%) Mac OS X
7 2 (3.45%) Ubuntu
7 2 (3.45%) Unix
7 2 (3.45%) Windows XP
Processes & Methodologies
1 11 (18.97%) Network Monitoring
2 8 (13.79%) Load Balancing
3 7 (12.07%) DevOps
3 7 (12.07%) Security Monitoring
3 7 (12.07%) SIEM
3 7 (12.07%) Systems Analysis
3 7 (12.07%) Validation
4 6 (10.34%) Change Management
4 6 (10.34%) Information Security
4 6 (10.34%) Mentoring
4 6 (10.34%) Network Design
5 5 (8.62%) DDoS Mitigation
6 4 (6.90%) BCP
6 4 (6.90%) Business Continuity
6 4 (6.90%) Business Continuity Planning
6 4 (6.90%) Customer-Centricity
6 4 (6.90%) Network Management
6 4 (6.90%) Presales
6 4 (6.90%) Project Management
7 3 (5.17%) Capacity Planning
Programming Languages
1 14 (24.14%) C
2 6 (10.34%) Bash Shell
2 6 (10.34%) Python
3 4 (6.90%) Perl
3 4 (6.90%) PHP
4 2 (3.45%) Gremlin
4 2 (3.45%) JavaScript
4 2 (3.45%) Scala
5 1 (1.72%) Embedded C
Qualifications
1 21 (36.21%) Cisco Certification
2 16 (27.59%) Degree
3 15 (25.86%) CCNP
4 10 (17.24%) CCIE
5 9 (15.52%) CCNA
6 4 (6.90%) JNCIP
7 3 (5.17%) CCA
7 3 (5.17%) Citrix Certification
7 3 (5.17%) Computer Science Degree
7 3 (5.17%) VMware Certified Professional (VCP)
8 2 (3.45%) CISSP
8 2 (3.45%) JNCIE
System Software
1 13 (22.41%) VMware Infrastructure
2 7 (12.07%) VMware ESXi
2 7 (12.07%) VMware NSX
3 5 (8.62%) Active Directory
4 3 (5.17%) Firmware
5 1 (1.72%) ProxySG
Systems Management
1 16 (27.59%) Cacti
2 7 (12.07%) Cisco CUCM
2 7 (12.07%) Nagios
2 7 (12.07%) vCenter Server
3 3 (5.17%) Cisco Prime
4 2 (3.45%) FortiGate
4 2 (3.45%) SolarWinds Orion
5 1 (1.72%) Netcool
5 1 (1.72%) WSUS
Vendors
1 40 (68.97%) Cisco
2 20 (34.48%) VMware
3 18 (31.03%) Juniper
4 16 (27.59%) Microsoft
5 11 (18.97%) Palo Alto
5 11 (18.97%) Salesforce.com
6 10 (17.24%) SolarWinds
7 8 (13.79%) IBM
8 7 (12.07%) Citrix
9 3 (5.17%) WatchGuard
10 2 (3.45%) BT
10 2 (3.45%) F5
11 1 (1.72%) Alcatel-Lucent
11 1 (1.72%) Blue Coat
11 1 (1.72%) Infoblox
11 1 (1.72%) Remedy
11 1 (1.72%) ServiceNow
11 1 (1.72%) Sigfox
11 1 (1.72%) Speakerbus
11 1 (1.72%) Veeam