The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for IPv4 skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited IPv4 over the 3 months to 22 March 2017 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

3 months to
22 Mar 2017
Same period 2016 Same period 2015
Internet Protocol version 4 (IPv4)
London / City of London
Rank 149 - 189
Rank change year-on-year - 0  
Contract jobs citing IPv4 2 0 3
As % of all contract IT jobs advertised in the City of London 0.067% - 0.060%
As % of the Communications & Networking category 0.60% - 0.45%
Number of daily rates quoted 1 0 3
Median daily rate £450 - £490
UK excluding London median daily rate £375 £313 £285
% change year-on-year +20.00% +9.64%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £43.50 - £36.00

IPv4 is in the communications and computer networking skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in the City of London with a requirement for communications and computer networking skills.

Contract Communications & Computer Network Skills
City of London
Contract job vacancies with a requirement for communications and computer networking skills 335 373 670
As % of all contract IT job vacancies advertised in the City of London 11.28% 11.41% 13.39%
Number of daily rates quoted 252 274 491
Median daily rate £425 £425 £400
Median daily rate % change year-on-year - +6.25%  
90% offered a daily rate of more than £235 £274 £250
10% offered a daily rate of more than £575 £554 £563
UK excluding London median daily rate £375 £363 £347
% change year-on-year +3.44% +4.32%  
Number of hourly rates quoted 10 10 11
Median hourly rate £17.50 £26.00 £18.70
Median hourly rate % change year-on-year -32.69% +39.03%  
90% offered a hourly rate of more than £13.65 £19.00 £13.46
10% offered a hourly rate of more than £26.19 £30.00 £40.00
UK excluding London median hourly rate £23.95 £37.00 £27.50
% change year-on-year -35.27% +34.54%  

IPv4
Job Vacancy Trend in the City of London

The job posting trend of jobs advertised in the City of London citing IPv4 as a proportion of all contract or permanent IT jobs with a match in the Communications & Networking category.

Job vacancy trend for IPv4 in the City of London

IPv4
Contractor Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing IPv4 in the City of London.

Contractor daily rate trend for IPv4 in the City of London

IPv4
Top 30 Related IT Skills in the City of London

For the 6 months to 22 March 2017, IT contractor jobs citing IPv4 also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the City of London region with a requirement for IPv4.

1 3 (75.00%) Cisco
1 3 (75.00%) VPN
1 3 (75.00%) OSPF
1 3 (75.00%) BGP
1 3 (75.00%) Firewall
1 3 (75.00%) VLAN
1 3 (75.00%) Network Security
1 3 (75.00%) Network Design
2 2 (50.00%) High Availability
2 2 (50.00%) Change Control
2 2 (50.00%) Multicast
2 2 (50.00%) Palo Alto
2 2 (50.00%) NX-OS
2 2 (50.00%) Finance
2 2 (50.00%) Cisco ASA
2 2 (50.00%) EIGRP
2 2 (50.00%) CheckPoint
3 1 (25.00%) MPLS
3 1 (25.00%) DNS
3 1 (25.00%) ICMP
3 1 (25.00%) Microsoft
3 1 (25.00%) IPv6
3 1 (25.00%) CCIE
3 1 (25.00%) Active Directory
3 1 (25.00%) Citrix
3 1 (25.00%) Cisco Certification
3 1 (25.00%) Windows
3 1 (25.00%) MS Excel
3 1 (25.00%) SOA
3 1 (25.00%) DHCP

IPv4
Top Related 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:

Applications
1 1 (25.00%) MS Excel
Cloud Services
1 1 (25.00%) Microsoft Azure
Communications & Networking
1 3 (75.00%) BGP
1 3 (75.00%) Firewall
1 3 (75.00%) Network Security
1 3 (75.00%) OSPF
1 3 (75.00%) VLAN
1 3 (75.00%) VPN
2 2 (50.00%) Cisco ASA
2 2 (50.00%) EIGRP
2 2 (50.00%) Multicast
2 2 (50.00%) NX-OS
3 1 (25.00%) DHCP
3 1 (25.00%) DNS
3 1 (25.00%) ICMP
3 1 (25.00%) IPv6
3 1 (25.00%) MPLS
3 1 (25.00%) SNMP
General
1 2 (50.00%) Finance
2 1 (25.00%) Banking
2 1 (25.00%) Military
Job Titles
1 2 (50.00%) Network Engineer
1 2 (50.00%) Senior Network Engineer
2 1 (25.00%) 3rd Line Engineer
2 1 (25.00%) Architect
2 1 (25.00%) Designer
2 1 (25.00%) IT Engineer
2 1 (25.00%) Network Architect
2 1 (25.00%) Network Designer
Miscellaneous
1 1 (25.00%) Analytical Skills
1 1 (25.00%) Hybrid Cloud
Operating Systems
1 1 (25.00%) Windows
1 1 (25.00%) Windows 10
1 1 (25.00%) Windows 7
1 1 (25.00%) Windows Server
1 1 (25.00%) Windows Server 2008
Processes & Methodologies
1 3 (75.00%) Network Design
2 2 (50.00%) Change Control
2 2 (50.00%) High Availability
3 1 (25.00%) Continuous Improvement
3 1 (25.00%) Network Management
3 1 (25.00%) People Management
3 1 (25.00%) SOA
Qualifications
1 1 (25.00%) CCIE
1 1 (25.00%) Cisco Certification
1 1 (25.00%) DV Cleared
1 1 (25.00%) JNCIE
1 1 (25.00%) Security Cleared
System Software
1 1 (25.00%) Active Directory
1 1 (25.00%) Hyper-V
1 1 (25.00%) Virtual Desktop
1 1 (25.00%) VMware Infrastructure
1 1 (25.00%) XenApp
1 1 (25.00%) XenDesktop
Vendors
1 3 (75.00%) Cisco
2 2 (50.00%) CheckPoint
2 2 (50.00%) Palo Alto
3 1 (25.00%) Citrix
3 1 (25.00%) Microsoft
3 1 (25.00%) VMware