Period
to 24 November 2017

The following table provides summary statistics for permanent job vacancies advertised in the City of 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 24 November 2017 with a comparison to the same period in the previous 2 years.

Internet Protocol version 4 (IPv4)
Central London > City of London
6 months to
24 Nov 2017
Same period 2016 Same period 2015
Rank 318 340 404
Rank change year-on-year +22 +64 +67
Permanent jobs citing IPv4 8 13 20
As % of all permanent IT jobs advertised in the City of London 0.078% 0.11% 0.12%
As % of the Communications & Networking category 0.54% 0.73% 0.82%
Number of salaries quoted 3 13 20
City of London median annual salary £37,500 £52,500 £48,750
Median salary % change year-on-year -28.57% +7.69% -11.36%
10th Percentile £36,250 £51,250 £27,500
90th Percentile £43,950 £57,500 £52,500
Central London median annual salary £40,500 £52,500 £43,750
% change year-on-year -22.86% +20.00% -20.45%

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 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 1494 1773 2444
As % of all permanent IT jobs advertised in the City of London 14.62% 15.25% 14.32%
Number of salaries quoted 1340 1555 2098
City of London median annual salary £52,500 £55,000 £52,500
Median salary % change year-on-year -4.55% +4.76% +7.14%
10th Percentile £31,250 £30,750 £27,500
90th Percentile £80,000 £78,750 £78,750
Central London median annual salary £52,500 £52,500 £50,000
% change year-on-year - +5.00% +2.04%

IPv4
Job Vacancy Trend in the City of London

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

Job vacancy trend for IPv4 in the City of London

IPv4
Salary Trend in the City of London

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

Salary trend for IPv4 in the City of London

For the 6 months to 24 November 2017, IT jobs citing IPv4 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 IPv4.

1 7 (87.50%) Firewall
1 7 (87.50%) VMware
2 6 (75.00%) Cisco ASA
2 6 (75.00%) VPN
2 6 (75.00%) Cisco
2 6 (75.00%) Microsoft
3 5 (62.50%) CCNP
3 5 (62.50%) Cisco Certification
3 5 (62.50%) Ethernet
3 5 (62.50%) Wireshark
3 5 (62.50%) VMware Certified Professional (VCP)
3 5 (62.50%) IPsec
3 5 (62.50%) Cacti
4 4 (50.00%) Unified Communications
4 4 (50.00%) Cisco CUCM
4 4 (50.00%) NetScaler
4 4 (50.00%) Cisco Nexus
4 4 (50.00%) HSRP
4 4 (50.00%) SolarWinds
4 4 (50.00%) Microsoft Azure
4 4 (50.00%) Amazon AWS
4 4 (50.00%) SaaS
4 4 (50.00%) Capacity Planning
4 4 (50.00%) DevOps
4 4 (50.00%) WebEx
4 4 (50.00%) 802.1X
4 4 (50.00%) Palo Alto
4 4 (50.00%) VxBlock/Vblock
4 4 (50.00%) Computer Science Degree
4 4 (50.00%) VMware NSX

IPv4
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 2 (25.00%) Exchange Server 2010
1 2 (25.00%) MS Exchange
2 1 (12.50%) Exchange Server 2013
Cloud Services
1 4 (50.00%) Amazon AWS
1 4 (50.00%) Microsoft Azure
1 4 (50.00%) SaaS
Communications & Networking
1 7 (87.50%) Firewall
2 6 (75.00%) Cisco ASA
2 6 (75.00%) VPN
3 5 (62.50%) Ethernet
3 5 (62.50%) IPsec
3 5 (62.50%) Wireshark
4 4 (50.00%) 802.11
4 4 (50.00%) BGP
4 4 (50.00%) Cisco Nexus
4 4 (50.00%) HSRP
4 4 (50.00%) IPv6
4 4 (50.00%) MPLS
4 4 (50.00%) NetScaler
4 4 (50.00%) OSPF
4 4 (50.00%) Unified Communications
4 4 (50.00%) WebEx
4 4 (50.00%) Wi-Fi
5 2 (25.00%) DMZ
5 2 (25.00%) FTP
5 2 (25.00%) Remote Desktop
General
1 1 (12.50%) Finance
Job Titles
1 5 (62.50%) Network Engineer
2 4 (50.00%) Infrastructure Engineer
2 4 (50.00%) Network Infrastructure Engineer
3 1 (12.50%) Administrator
3 1 (12.50%) Architect
3 1 (12.50%) Infrastructure Architect
3 1 (12.50%) IT Support
3 1 (12.50%) Network Security Engineer
3 1 (12.50%) Security Engineer
3 1 (12.50%) Systems Administrator
3 1 (12.50%) Windows Administrator
3 1 (12.50%) Windows Systems Administrator
Libraries, Frameworks & Software Standards
1 4 (50.00%) 802.1X
1 4 (50.00%) XMPP
Miscellaneous
1 4 (50.00%) Computer Science
1 4 (50.00%) DataPower
1 4 (50.00%) VxBlock/Vblock
2 2 (25.00%) Client/Server
2 2 (25.00%) Data Centre
2 2 (25.00%) Replication
3 1 (12.50%) Management Information System
Operating Systems
1 3 (37.50%) Windows
2 2 (25.00%) Windows Server 2003
3 1 (12.50%) Linux
3 1 (12.50%) Windows Server
3 1 (12.50%) Windows Server 2008
3 1 (12.50%) Windows XP
Processes & Methodologies
1 4 (50.00%) Capacity Planning
1 4 (50.00%) Change Management
1 4 (50.00%) DevOps
1 4 (50.00%) Systems Analysis
2 1 (12.50%) Information Security
2 1 (12.50%) Network Monitoring
2 1 (12.50%) Security Monitoring
2 1 (12.50%) SIEM
2 1 (12.50%) Validation
Qualifications
1 5 (62.50%) CCNP
1 5 (62.50%) Cisco Certification
1 5 (62.50%) VMware Certified Professional (VCP)
2 4 (50.00%) CCA
2 4 (50.00%) CCIE
2 4 (50.00%) Citrix Certification
2 4 (50.00%) Computer Science Degree
2 4 (50.00%) Degree
3 1 (12.50%) CCNA
3 1 (12.50%) MCITP
3 1 (12.50%) MCSE
3 1 (12.50%) Microsoft Certification
System Software
1 4 (50.00%) VMware NSX
2 3 (37.50%) VMware Infrastructure
3 2 (25.00%) Active Directory
3 2 (25.00%) Terminal Services
4 1 (12.50%) VMware ESXi
4 1 (12.50%) vSphere
Systems Management
1 5 (62.50%) Cacti
2 4 (50.00%) Cisco CUCM
3 2 (25.00%) WSUS
4 1 (12.50%) Nagios
4 1 (12.50%) vCenter Server
Vendors
1 7 (87.50%) VMware
2 6 (75.00%) Cisco
2 6 (75.00%) Microsoft
3 4 (50.00%) Citrix
3 4 (50.00%) IBM
3 4 (50.00%) Juniper
3 4 (50.00%) Palo Alto
3 4 (50.00%) Salesforce.com
3 4 (50.00%) SolarWinds
4 2 (25.00%) Veeam
5 1 (12.50%) Barracuda Networks
5 1 (12.50%) Dell
5 1 (12.50%) EqualLogic