The following table provides summary statistics for contract job vacancies advertised in England 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 29 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.

Internet Protocol version 4 (IPv4)
UK / England
3 months to
29 Mar 2017
Same period 2016 Same period 2015
Rank 534 594 560
Rank change year-on-year +60 -34  
Contract jobs citing IPv4 43 32 46
As % of all contract IT jobs advertised in England 0.10% 0.064% 0.095%
As % of the Communications & Networking category 0.71% 0.44% 0.63%
Number of daily rates quoted 35 27 24
Median daily rate £375 £363 £298
Median daily rate % change year-on-year +3.44% +21.84%  
90% offered a daily rate of more than £339 £214 £285
10% offered a daily rate of more than £500 £500 £465
UK excluding London median daily rate £375 £310 £285
% change year-on-year +20.96% +8.77%  
Number of hourly rates quoted 3 0 8
Median hourly rate £43.50 - £36.00
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 England with a requirement for communications and computer networking skills.

Contract Communications & Computer Network Skills
England
Contract job vacancies with a requirement for communications and computer networking skills 6060 7327 7289
As % of all contract IT job vacancies advertised in England 14.52% 14.75% 15.02%
Number of daily rates quoted 3746 4449 4027
Median daily rate £400 £385 £370
Median daily rate % change year-on-year +3.96% +4.05%  
90% offered a daily rate of more than £240 £238 £213
10% offered a daily rate of more than £550 £550 £500
UK excluding London median daily rate £375 £363 £347
% change year-on-year +3.44% +4.32%  
Number of hourly rates quoted 326 309 403
Median hourly rate £23.95 £27.50 £26.00
Median hourly rate % change year-on-year -12.90% +5.76%  
90% offered a hourly rate of more than £12.50 £13.00 £13.00
10% offered a hourly rate of more than £50.00 £50.00 £45.00
UK excluding London median hourly rate £22.50 £37.00 £29.50
% change year-on-year -39.18% +25.42%  

IPv4
Job Vacancy Trend in England

The job posting trend of jobs advertised in England 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 England

IPv4
Contractor Daily Rate Trend in England

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

Contractor daily rate trend for IPv4 in England

IPv4
Contractor Daily Rate Histogram in England

The daily rate distribution of IT jobs citing IPv4 in England over the 3 months to 29 March 2017.

Contractor daily rate histogram for IPv4 in England

IPv4
Contractor Hourly Rate Trend in England

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing IPv4 in England.

Contractor hourly rate trend for IPv4 in England

IPv4
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing IPv4 within the England region over the 3 months to 29 March 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
London +52 28 £413 -2.07% 7
South East +16 9 £375 - 1
South West -4 3 - -
East of England -2 2 £260 -20.00%
North West +29 1 £350 -41.66% 1
IPv4
UK

For the 6 months to 29 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 England region with a requirement for IPv4.

1 51 (68.92%) IPv6
1 51 (68.92%) Firewall
2 48 (64.86%) Cisco
3 37 (50.00%) Network Security
4 34 (45.95%) BGP
5 33 (44.59%) OSPF
6 32 (43.24%) Cisco Certification
7 31 (41.89%) MPLS
7 31 (41.89%) DNS
8 27 (36.49%) VPN
8 27 (36.49%) VMware
9 26 (35.14%) TCP/IP
10 25 (33.78%) WAN
11 24 (32.43%) LAN
11 24 (32.43%) VMware Infrastructure
12 23 (31.08%) Windows
12 23 (31.08%) CCNP
13 22 (29.73%) Linux
14 21 (28.38%) Network Design
15 20 (27.03%) CCNA
15 20 (27.03%) Ethernet
16 19 (25.68%) DHCP
16 19 (25.68%) Wireless
16 19 (25.68%) VLAN
17 17 (22.97%) Cisco ASA
17 17 (22.97%) Juniper
18 16 (21.62%) CheckPoint
18 16 (21.62%) Active Directory
19 14 (18.92%) Load Balancing
19 14 (18.92%) Cisco IOS

IPv4
Co-occurring IT Skills in England 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 (6.76%) SharePoint
2 4 (5.41%) Exchange Server 2013
3 3 (4.05%) MS Exchange
3 3 (4.05%) nginx
4 2 (2.70%) Exchange Server 2010
5 1 (1.35%) Apache
5 1 (1.35%) JBoss
5 1 (1.35%) Skype for Business
5 1 (1.35%) Tomcat
Applications
1 9 (12.16%) MS Excel
2 1 (1.35%) MS Office
2 1 (1.35%) MS Visio
Cloud Services
1 12 (16.22%) Amazon AWS
2 11 (14.86%) Microsoft Azure
3 7 (9.46%) Virtual Private Cloud
4 4 (5.41%) GitHub
5 3 (4.05%) Office 365
6 1 (1.35%) Google Cloud Platform
Communications & Networking
1 51 (68.92%) Firewall
1 51 (68.92%) IPv6
2 37 (50.00%) Network Security
3 34 (45.95%) BGP
4 33 (44.59%) OSPF
5 31 (41.89%) DNS
5 31 (41.89%) MPLS
6 27 (36.49%) VPN
7 26 (35.14%) TCP/IP
8 25 (33.78%) WAN
9 24 (32.43%) LAN
10 20 (27.03%) Ethernet
11 19 (25.68%) DHCP
11 19 (25.68%) VLAN
11 19 (25.68%) Wireless
12 17 (22.97%) Cisco ASA
13 14 (18.92%) Cisco IOS
14 13 (17.57%) Cisco Nexus
15 12 (16.22%) SNMP
15 12 (16.22%) SSL
Database & Business Intelligence
1 5 (6.76%) Relational Database
2 4 (5.41%) MySQL
2 4 (5.41%) PostgreSQL
3 1 (1.35%) SQL Server
Development Applications
1 7 (9.46%) Git (software)
1 7 (9.46%) Subversion
2 3 (4.05%) Atlassian Bamboo
2 3 (4.05%) Rational DOORS
3 2 (2.70%) JUnit
4 1 (1.35%) HP UFT
4 1 (1.35%) JBehave
4 1 (1.35%) JMeter
4 1 (1.35%) Redmine
4 1 (1.35%) Selenium
General
1 10 (13.51%) Telecoms
2 7 (9.46%) Military
3 6 (8.11%) Legal
3 6 (8.11%) Retail
4 4 (5.41%) Advertising
5 3 (4.05%) Banking
5 3 (4.05%) Finance
6 1 (1.35%) Billing
6 1 (1.35%) Electronics
6 1 (1.35%) Manufacturing
Job Titles
1 17 (22.97%) Architect
2 15 (20.27%) Network Engineer
3 10 (13.51%) Administrator
3 10 (13.51%) Network Architect
4 8 (10.81%) Analyst
5 7 (9.46%) Solutions Architect
6 6 (8.11%) Cisco Analyst
6 6 (8.11%) Cisco Network Analyst
6 6 (8.11%) Information Security Administrator
6 6 (8.11%) Network Administrator
6 6 (8.11%) Network Analyst
6 6 (8.11%) Network Security Administrator
6 6 (8.11%) Security Administrator
7 4 (5.41%) DevOps Administrator
7 4 (5.41%) DevOps Systems Engineer
7 4 (5.41%) Linux DevOps Administrator
7 4 (5.41%) Linux DevOps Engineer
7 4 (5.41%) Linux Systems Engineer
7 4 (5.41%) Linux/Unix DevOps
7 4 (5.41%) Telecoms Architect
Libraries, Frameworks & Software Standards
1 7 (9.46%) 802.1X
2 6 (8.11%) Java EE
3 4 (5.41%) Middleware
4 3 (4.05%) POSIX
4 3 (4.05%) Web Services
5 1 (1.35%) Core Data
5 1 (1.35%) J2EE
Miscellaneous
1 12 (16.22%) Analytical Skills
2 9 (12.16%) Client/Server
2 9 (12.16%) Data Centre
3 7 (9.46%) Clustering
3 7 (9.46%) Distributed Denial-of-Service
3 7 (9.46%) Hybrid Cloud
4 5 (6.76%) Management Information System
5 4 (5.41%) IPTV
5 4 (5.41%) Over-the-Top Content
5 4 (5.41%) Replication
5 4 (5.41%) STB
5 4 (5.41%) Video on Demand
6 3 (4.05%) Field-Programmable Gate Array
6 3 (4.05%) PKI
6 3 (4.05%) Verilog
6 3 (4.05%) VHDL
7 2 (2.70%) iSeries
7 2 (2.70%) MPEG
8 1 (1.35%) Cyber Attack
8 1 (1.35%) Fat Client
Operating Systems
1 23 (31.08%) Windows
2 22 (29.73%) Linux
3 11 (14.86%) Unix
4 10 (13.51%) Windows Server
5 9 (12.16%) Windows Server 2008
6 8 (10.81%) Windows 7
6 8 (10.81%) Windows Server 2012
7 6 (8.11%) Windows 10
8 4 (5.41%) Windows Server 2003
9 3 (4.05%) Android
9 3 (4.05%) Red Hat Enterprise Linux
10 2 (2.70%) VMS
11 1 (1.35%) Mac OS X
11 1 (1.35%) VyOS
Processes & Methodologies
1 21 (28.38%) Network Design
2 14 (18.92%) Load Balancing
3 11 (14.86%) Network Management
4 8 (10.81%) Network Monitoring
4 8 (10.81%) Time Management
5 7 (9.46%) Continuous Improvement
5 7 (9.46%) Information Security
5 7 (9.46%) Network Architecture
5 7 (9.46%) People Management
5 7 (9.46%) SOA
6 6 (8.11%) Continuous Integration
6 6 (8.11%) Mentoring
7 5 (6.76%) Configuration Management
7 5 (6.76%) DDoS Mitigation
7 5 (6.76%) E-Discovery
7 5 (6.76%) ITIL
7 5 (6.76%) Penetration Testing
7 5 (6.76%) Project Management
8 4 (5.41%) Disaster Recovery
8 4 (5.41%) Migration
Programming Languages
1 12 (16.22%) SQL
2 11 (14.86%) Java
3 10 (13.51%) Python
4 5 (6.76%) Shell Script
5 4 (5.41%) C
6 3 (4.05%) Tcl
7 2 (2.70%) Lisp
7 2 (2.70%) Perl
Qualifications
1 32 (43.24%) Cisco Certification
2 23 (31.08%) CCNP
3 20 (27.03%) CCNA
4 12 (16.22%) Security Cleared
5 9 (12.16%) CCIE
6 7 (9.46%) JNCIA
6 7 (9.46%) JNCIE
6 7 (9.46%) SC Cleared
7 6 (8.11%) CISSP
8 5 (6.76%) CCIP
8 5 (6.76%) GIAC
9 3 (4.05%) JNCIP
10 2 (2.70%) CCSA
10 2 (2.70%) CCSE
10 2 (2.70%) DV Cleared
11 1 (1.35%) CCDP
11 1 (1.35%) Degree
11 1 (1.35%) ISTQB
11 1 (1.35%) ISTQB Foundation Certification
11 1 (1.35%) Microsoft Certification
Quality Assurance & Compliance
1 1 (1.35%) Disclosure Scotland
1 1 (1.35%) SLA
System Software
1 24 (32.43%) VMware Infrastructure
2 16 (21.62%) Active Directory
3 12 (16.22%) Hyper-V
4 5 (6.76%) Virtual Servers
5 4 (5.41%) Docker
5 4 (5.41%) Firmware
6 3 (4.05%) Virtual Desktop
7 2 (2.70%) XenApp
7 2 (2.70%) XenDesktop
8 1 (1.35%) Microsoft Virtual Server
8 1 (1.35%) VMware ESX
Systems Management
1 12 (16.22%) Nagios
2 6 (8.11%) Cisco UCCX
3 5 (6.76%) EnCase
3 5 (6.76%) Opscode Chef
4 4 (5.41%) Puppet
5 3 (4.05%) Graphite
6 2 (2.70%) OpenView
7 1 (1.35%) Ansible
7 1 (1.35%) Forefront Identity Manager
7 1 (1.35%) FortiGate
7 1 (1.35%) RANCID
7 1 (1.35%) SCCM
Vendors
1 48 (64.86%) Cisco
2 27 (36.49%) VMware
3 17 (22.97%) Juniper
4 16 (21.62%) CheckPoint
5 10 (13.51%) Fortinet
6 8 (10.81%) Citrix
6 8 (10.81%) Infoblox
7 7 (9.46%) Huawei
7 7 (9.46%) Microsoft
7 7 (9.46%) Riverbed
8 6 (8.11%) Avaya
8 6 (8.11%) HP
9 5 (6.76%) Dell
9 5 (6.76%) F5
9 5 (6.76%) Sophos
10 4 (5.41%) Acronis
10 4 (5.41%) Aerohive Networks
10 4 (5.41%) Meraki
10 4 (5.41%) Palo Alto
10 4 (5.41%) Rackspace