The following table provides summary statistics for permanent job vacancies with a requirement for IPv4 skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited IPv4 over the 3 months to 30 March 2017 with a comparison to the same period in the previous 2 years.

Internet Protocol version 4 (IPv4)
UK
3 months to
30 Mar 2017
Same period 2016 Same period 2015
Rank 741 759 808
Rank change year-on-year +18 +49  
Permanent jobs citing IPv4 111 192 161
As % of all permanent IT jobs advertised in the UK 0.13% 0.18% 0.15%
As % of the Communications & Networking category 0.81% 1.06% 0.81%
Number of salaries quoted 99 182 143
Median salary £45,000 £40,000 £40,000
Median salary % change year-on-year +12.50% -  
90% offered a salary of more than £24,800 £16,500 £27,500
10% offered a salary of more than £60,000 £65,000 £55,000
UK excluding London median salary £42,500 £40,000 £40,000
% change year-on-year +6.25% -  

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 permanent job vacancies with a requirement for communications and computer networking skills.

Communications & Computer Network Skills
UK
Permanent job vacancies with a requirement for communications and computer networking skills 13624 18170 19810
As % of all permanent IT job vacancies advertised in the UK 15.93% 17.37% 18.40%
Number of salaries quoted 11093 15040 15797
Median salary £45,000 £45,000 £45,000
90% offered a salary of more than £27,000 £27,500 £27,500
10% offered a salary of more than £67,500 £70,000 £65,000
UK excluding London median salary £40,000 £42,500 £41,500
% change year-on-year -5.88% +2.40%  

IPv4
Job Vacancy Trend

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

Job vacancy trend for IPv4 in the UK

IPv4
Salary Trend

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

Salary trend for IPv4 in the UK

IPv4
Salary Histogram

The salary distribution of IT jobs citing IPv4 over the 3 months to 30 March 2017.

Salary histogram for IPv4 in the UK

IPv4
Top 30 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing IPv4 within the UK over the 3 months to 30 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
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
England -7 99 £45,000 +12.50% 10
London +93 50 £45,000 -14.28% 6
West Midlands +39 18 £35,000 -8.98% 1
South East -17 14 £50,000 +25.00% 1
City of London +35 11 £45,000 -14.28% 2
East of England +20 8 £25,000 -41.17%
Birmingham +19 8 £45,000 +17.01%
Berkshire -31 7 £50,000 +25.00% 1
Shropshire - 7 £35,000 -
Telford - 7 £35,000 -
South Wales +14 6 £42,500 +13.33%
Cardiff +10 6 £42,500 +13.33%
Wales +6 6 £42,500 +13.33%
South West +22 5 £24,000 -40.00%
Yorkshire +20 5 £45,000 +28.57% 1
North Yorkshire +11 5 £45,000 +8.43%
Harrogate +8 5 £45,000 +8.43%
East Midlands - 5 £50,000 -
Bedfordshire +23 4 - -
Buckinghamshire +19 4 - -
Milton Keynes +12 4 - -
Luton +11 4 - -
Hertfordshire +6 4 £25,000 -
Hemel Hempstead -5 4 £25,000 -
Cambridgeshire - 4 - -
Devon - 4 £20,500 -
Northamptonshire - 4 - -
Cambridge - 4 - -
Bedford - 4 - -
Kettering - 4 - -

For the 6 months to 30 March 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 with a requirement for IPv4.

1 142 (60.94%) IPv6
2 126 (54.08%) Cisco
3 115 (49.36%) Cisco Certification
4 103 (44.21%) MPLS
4 103 (44.21%) Linux
5 101 (43.35%) Firewall
6 99 (42.49%) OSPF
7 98 (42.06%) BGP
8 94 (40.34%) VPN
9 85 (36.48%) CCNP
10 73 (31.33%) DNS
11 70 (30.04%) Windows
12 64 (27.47%) WAN
13 61 (26.18%) Juniper
14 60 (25.75%) DHCP
15 58 (24.89%) Data Centre
16 57 (24.46%) LAN
16 57 (24.46%) VMware
17 54 (23.18%) Unix
18 51 (21.89%) Wireless
18 51 (21.89%) Windows Server
19 48 (20.60%) Telecoms
20 47 (20.17%) Microsoft
20 47 (20.17%) Active Directory
21 46 (19.74%) TCP/IP
22 45 (19.31%) VLAN
23 43 (18.45%) VMware Infrastructure
24 38 (16.31%) CCNA
24 38 (16.31%) CheckPoint
25 37 (15.88%) FTP

IPv4
Co-occurring IT Skills 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 32 (13.73%) MS Exchange
2 17 (7.30%) Exchange Server 2003
3 10 (4.29%) OpenStack
4 9 (3.86%) Exchange Server 2007
5 5 (2.15%) CloudStack
5 5 (2.15%) Exchange Server 2010
6 4 (1.72%) Exchange Server 2013
6 4 (1.72%) IIS
7 3 (1.29%) Apache
7 3 (1.29%) Elasticsearch
7 3 (1.29%) nginx
8 1 (0.43%) Tomcat
Applications
1 15 (6.44%) MS Excel
2 10 (4.29%) MS Office
3 7 (3.00%) MS Visio
Cloud Services
1 14 (6.01%) Office 365
2 10 (4.29%) Amazon AWS
2 10 (4.29%) Microsoft Azure
3 3 (1.29%) IaaS
3 3 (1.29%) PaaS
Communications & Networking
1 142 (60.94%) IPv6
2 103 (44.21%) MPLS
3 101 (43.35%) Firewall
4 99 (42.49%) OSPF
5 98 (42.06%) BGP
6 94 (40.34%) VPN
7 73 (31.33%) DNS
8 64 (27.47%) WAN
9 60 (25.75%) DHCP
10 57 (24.46%) LAN
11 51 (21.89%) Wireless
12 46 (19.74%) TCP/IP
13 45 (19.31%) VLAN
14 37 (15.88%) Cisco Nexus
14 37 (15.88%) FTP
15 32 (13.73%) Cisco ASA
15 32 (13.73%) IPsec
16 30 (12.88%) Network Security
17 27 (11.59%) SAN
18 26 (11.16%) VoIP
Database & Business Intelligence
1 19 (8.15%) SQL Server
2 12 (5.15%) Cognos Impromptu
3 10 (4.29%) MySQL
3 10 (4.29%) PostgreSQL
4 8 (3.43%) SQL Server 2008
4 8 (3.43%) SQL Server 2012
5 6 (2.58%) Redis
6 4 (1.72%) SQL Server 2005
7 3 (1.29%) Apache Cassandra
7 3 (1.29%) Big Data
7 3 (1.29%) Hadoop
7 3 (1.29%) Informix
7 3 (1.29%) MongoDB
7 3 (1.29%) Riak
Development Applications
1 12 (5.15%) Git (software)
1 12 (5.15%) Subversion
2 6 (2.58%) JIRA
2 6 (2.58%) Selenium
3 3 (1.29%) Bugzilla
3 3 (1.29%) eggPlant
3 3 (1.29%) Jenkins
3 3 (1.29%) JMeter
3 3 (1.29%) LoadRunner
3 3 (1.29%) LoadUI
3 3 (1.29%) SilkPerformer
3 3 (1.29%) SilkTest
3 3 (1.29%) SoapUI
3 3 (1.29%) The Grinder
3 3 (1.29%) Trac
3 3 (1.29%) Vagrant
3 3 (1.29%) VersionOne
3 3 (1.29%) WebDriver
General
1 48 (20.60%) Telecoms
2 5 (2.15%) Advertising
3 4 (1.72%) Retail
4 3 (1.29%) Manufacturing
5 2 (0.86%) Banking
5 2 (0.86%) Finance
5 2 (0.86%) Legal
6 1 (0.43%) Publishing
Job Titles
1 69 (29.61%) Network Engineer
2 28 (12.02%) Network Support
3 23 (9.87%) Juniper Engineer
3 23 (9.87%) Support Engineer
4 19 (8.15%) Infrastructure Engineer
5 18 (7.73%) Cisco Engineer
5 18 (7.73%) Help Desk Support
6 17 (7.30%) Cisco Network Engineer
6 17 (7.30%) Senior Network Engineer
7 16 (6.87%) Analyst
8 13 (5.58%) Data Centre Engineer
9 12 (5.15%) 3rd Line Engineer
9 12 (5.15%) Data Centre Technician
9 12 (5.15%) Data Technician
9 12 (5.15%) NOC Engineer
10 11 (4.72%) Network Support Engineer
11 10 (4.29%) 3rd Line Network Engineer
11 10 (4.29%) Network Manager
12 9 (3.86%) IP Engineer
12 9 (3.86%) Senior IP Engineer
Libraries, Frameworks & Software Standards
1 8 (3.43%) 802.1X
2 7 (3.00%) RESTful
3 4 (1.72%) HTML
3 4 (1.72%) REST
4 3 (1.29%) AngularJS
4 3 (1.29%) COM
4 3 (1.29%) JSON
4 3 (1.29%) Kafka
4 3 (1.29%) SOAP
4 3 (1.29%) Twitter Bootstrap
4 3 (1.29%) WebSockets
4 3 (1.29%) XML
5 1 (0.43%) .NET
5 1 (0.43%) Ajax
Miscellaneous
1 58 (24.89%) Data Centre
2 19 (8.15%) Clustering
3 15 (6.44%) Distributed Denial-of-Service
3 15 (6.44%) Linux Command Line
4 13 (5.58%) Computer Science
5 11 (4.72%) Driving Licence
6 10 (4.29%) HP StoreVirtual
7 8 (3.43%) Replication
8 7 (3.00%) Analytical Skills
8 7 (3.00%) Management Information System
9 6 (2.58%) Cyber Attack
10 4 (1.72%) Hybrid Cloud
10 4 (1.72%) User Experience
11 3 (1.29%) Fat Client
11 3 (1.29%) Life Science
11 3 (1.29%) PKI
11 3 (1.29%) Thin Client
12 2 (0.86%) iPad
12 2 (0.86%) Smartphone
13 1 (0.43%) Cyberthreat
Operating Systems
1 103 (44.21%) Linux
2 70 (30.04%) Windows
3 54 (23.18%) Unix
4 51 (21.89%) Windows Server
5 29 (12.45%) Windows Server 2012
6 27 (11.59%) Windows Server 2008
7 24 (10.30%) Windows Server 2003
8 10 (4.29%) CentOS
9 9 (3.86%) Mac OS X
10 7 (3.00%) VyOS
10 7 (3.00%) Windows 8
11 6 (2.58%) Red Hat Enterprise Linux
12 5 (2.15%) Windows XP
13 4 (1.72%) Windows 10
14 3 (1.29%) Solaris
14 3 (1.29%) Windows 7
15 1 (0.43%) Debian
15 1 (0.43%) FreeBSD
Processes & Methodologies
1 35 (15.02%) ITIL
2 22 (9.44%) Network Design
2 22 (9.44%) Network Management
3 20 (8.58%) Problem Management
4 15 (6.44%) DDoS Mitigation
5 14 (6.01%) High Availability
6 11 (4.72%) Network Monitoring
6 11 (4.72%) SIEM
7 10 (4.29%) Line Management
7 10 (4.29%) Load Balancing
8 9 (3.86%) Automated Testing
8 9 (3.86%) Cybersecurity
9 8 (3.43%) Agile Software Development
9 8 (3.43%) Configuration Management
9 8 (3.43%) Network Architecture
9 8 (3.43%) Presales
10 7 (3.00%) Continuous Improvement
10 7 (3.00%) DevOps
10 7 (3.00%) Mentoring
10 7 (3.00%) Project Management
Programming Languages
1 24 (10.30%) SQL
2 21 (9.01%) Python
3 17 (7.30%) JavaScript
4 14 (6.01%) Java
5 12 (5.15%) Bash Shell
6 9 (3.86%) Perl
6 9 (3.86%) PowerShell
7 8 (3.43%) C#
8 7 (3.00%) C++
9 6 (2.58%) PHP
10 5 (2.15%) Shell Script
11 3 (1.29%) Groovy
12 2 (0.86%) Lua
13 1 (0.43%) VB.NET
Qualifications
1 115 (49.36%) Cisco Certification
2 85 (36.48%) CCNP
3 38 (16.31%) CCNA
4 33 (14.16%) CCIE
5 27 (11.59%) Degree
6 23 (9.87%) JNCIP
7 19 (8.15%) JNCIA
8 16 (6.87%) Security Cleared
9 14 (6.01%) Microsoft Certification
9 14 (6.01%) SC Cleared
10 11 (4.72%) MCSE
11 10 (4.29%) MCSA
12 7 (3.00%) VCP5
12 7 (3.00%) VMware Certified Professional (VCP)
13 6 (2.58%) CCDA
13 6 (2.58%) CCDP
13 6 (2.58%) CISSP
13 6 (2.58%) GCIA
13 6 (2.58%) GCIH
13 6 (2.58%) SANS
Quality Assurance & Compliance
1 5 (2.15%) SLA
2 3 (1.29%) PCI DSS
3 2 (0.86%) ISO/IEC 27001
4 1 (0.43%) GPG13
System Software
1 47 (20.17%) Active Directory
2 43 (18.45%) VMware Infrastructure
3 33 (14.16%) Hyper-V
4 32 (13.73%) vSphere
5 17 (7.30%) Forefront TMG
6 12 (5.15%) Docker
7 10 (4.29%) vCloud
8 9 (3.86%) Terminal Services
9 5 (2.15%) KVM
10 4 (1.72%) Virtual Machines
11 3 (1.29%) Apache ZooKeeper
11 3 (1.29%) HDFS
11 3 (1.29%) pfSense
11 3 (1.29%) VirtualBox
11 3 (1.29%) XenApp
11 3 (1.29%) XenDesktop
12 2 (0.86%) Snort
12 2 (0.86%) XenServer
Systems Management
1 8 (3.43%) Host Intrusion Detection System
2 7 (3.00%) Nagios
3 6 (2.58%) Network Intrusion Detection System
3 6 (2.58%) Puppet
4 5 (2.15%) Cisco CUCM
4 5 (2.15%) FortiGate
5 4 (1.72%) SCCM
6 3 (1.29%) Ambari
6 3 (1.29%) Business Desktop Deployment
6 3 (1.29%) Hadoop YARN
6 3 (1.29%) HP Quality Center
6 3 (1.29%) Kibana
6 3 (1.29%) Systems Management Server (SMS)
7 2 (0.86%) Failover Clustering
7 2 (0.86%) Microsoft Data Protection Manager
7 2 (0.86%) PowerCLI
7 2 (0.86%) RSA Security Analytics
7 2 (0.86%) SCOM
7 2 (0.86%) SCVMM
7 2 (0.86%) WMI
Vendors
1 126 (54.08%) Cisco
2 61 (26.18%) Juniper
3 57 (24.46%) VMware
4 47 (20.17%) Microsoft
5 38 (16.31%) CheckPoint
6 32 (13.73%) Dell
7 31 (13.30%) HP
8 30 (12.88%) SonicWALL
9 27 (11.59%) SolarWinds
10 23 (9.87%) F5
11 18 (7.73%) NetApp
12 13 (5.58%) Red Hat
13 11 (4.72%) Brocade
14 9 (3.86%) Fortinet
15 8 (3.43%) Aruba
15 8 (3.43%) Citrix
15 8 (3.43%) IBM
15 8 (3.43%) Palo Alto
16 7 (3.00%) Mitel
16 7 (3.00%) Veeam
Castleford, West Yorkshire
Rebel Recruitment
Salary: From £30,000 to £40,000 per annum £30k - £40k + health + life cover +
Posted: Yesterday
Reading, Berkshire
Global Technology Solutions Ltd
Salary: £55000 - £60000 per annum + shift allowance+ben
Posted: 2 days ago
London
Harris Global
Posted: Yesterday
East London
JM
Salary: £35000 - £45000 per annum
Posted: 2 days ago
City, London
Octopus Investments
Salary: Competitive + Benefits
Posted: 6 days ago
City, London
Hudson IT
Salary: £70000 - £80000 per annum + bonus + pension
Posted: 6 days ago
Solihull
Recruitment Genius Ltd
Salary: £18000 - £21000 per annum
Posted: 24 days ago
Rochdale, Lancashire
Zen Internet Ltd
Salary: Up to £55,000 per annum depending on experience
Posted: 23 days ago
East London
IQ Telecom
Salary: £40000.0000 - £45000.0000 per annum + 4500 on call a year
Posted: 17 days ago
London
Cognizant
Salary: Unspecified
Posted: 21 days ago