Period
to 27 November 2020

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 6 months to 27 November 2020 with a comparison to the same period in the previous 2 years.

Internet Protocol version 4 (IPv4)
UK
6 months to
27 Nov 2020
Same period 2019 Same period 2018
Rank 625 943 1081
Rank change year-on-year +318 +138 -49
Permanent jobs citing IPv4 90 121 101
As % of all permanent jobs advertised in the UK 0.16% 0.089% 0.062%
As % of the Communications & Networking category 1.09% 0.58% 0.42%
Number of salaries quoted 83 114 93
Median annual salary £55,000 £45,000 £47,500
Median salary % change year-on-year +22.22% -5.26% +6.74%
10th Percentile £40,000 £27,500 £32,950
90th Percentile £85,000 £68,750 £82,500
UK excluding London median annual salary £47,250 £40,250 £45,000
% change year-on-year +17.39% -10.56% +12.50%

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 with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
UK
Permanent vacancies with a requirement for communications or computer networking skills 8,268 20,865 24,173
As % of all permanent IT jobs advertised in the UK 14.96% 15.40% 14.91%
Number of salaries quoted 6,657 16,234 19,072
Median annual salary £50,000 £47,500 £47,500
Median salary % change year-on-year +5.26% - +5.56%
10th Percentile £29,000 £26,000 £26,000
90th Percentile £80,500 £77,500 £75,000
UK excluding London median annual salary £45,000 £42,500 £42,500
% change year-on-year +5.88% - +6.25%

IPv4
Job Vacancy Trend

Job postings citing IPv4 as a proportion of all IT jobs advertised.

Job vacancy trend for IPv4 in the UK

IPv4
Salary Trend

3-month moving average salary quoted in jobs citing IPv4.

Salary trend for IPv4 in the UK

IPv4
Salary Histogram

Salary distribution for jobs citing IPv4 over the 6 months to 27 November 2020.

Salary histogram for IPv4 in the UK

IPv4
Top 13 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 6 months to 27 November 2020. 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
England +306 83 £55,000 +10.57% 13
UK excluding London +278 77 £47,250 +17.39% 11
East of England +159 23 £45,000 -21.74%
Work from Home +6 23 £61,250 +19.51% 2
North of England +139 20 £42,500 -15.00% 4
South East +204 19 £55,000 -2.65% 5
Yorkshire +110 15 £52,500 +22.09% 1
London +234 10 £70,000 +33.33% 3
South West +83 6 £31,250 -0.79% 1
Midlands +117 5 £53,625 +71.60% 1
North West +107 5 £42,500 -15.00% 3
West Midlands +89 5 £53,625 +71.60% 1
Scotland +75 4 £37,000 -1.33% 1

For the 6 months to 27 November 2020, 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 with a requirement for IPv4.

1 70 (77.78%) IPv6
2 37 (41.11%) Linux
3 33 (36.67%) TCP/IP
4 28 (31.11%) VLAN
5 26 (28.89%) DNS
6 22 (24.44%) Firewall
7 21 (23.33%) MPLS
7 21 (23.33%) DHCP
7 21 (23.33%) 802.1X
7 21 (23.33%) Problem-Solving
8 20 (22.22%) Data Centre
9 19 (21.11%) Internet
10 18 (20.00%) Wireless
10 18 (20.00%) Agile Software Development
10 18 (20.00%) DevOps
11 16 (17.78%) RESTful
11 16 (17.78%) Ethernet
12 15 (16.67%) Cisco
13 14 (15.56%) Active Directory
13 14 (15.56%) Python
13 14 (15.56%) 3GPP
13 14 (15.56%) AWS
13 14 (15.56%) Security Architecture
13 14 (15.56%) Storage Management
14 13 (14.44%) Terraform
14 13 (14.44%) Asset Management
14 13 (14.44%) Windows
14 13 (14.44%) Wi-Fi
15 12 (13.33%) VMware
15 12 (13.33%) SQL Server

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 9 (10.00%) Apache
1 9 (10.00%) WordPress
2 5 (5.56%) SharePoint
3 4 (4.44%) Exchange Server 2013
3 4 (4.44%) MS Exchange
4 1 (1.11%) Confluence
4 1 (1.11%) Exchange Server 2007
4 1 (1.11%) Exchange Server 2010
4 1 (1.11%) IIS
Applications
1 1 (1.11%) Microsoft Office
Business Applications
1 2 (2.22%) Dynamics NAV
Cloud Services
1 14 (15.56%) AWS
2 11 (12.22%) Office 365
3 7 (7.78%) Azure
4 4 (4.44%) Azure Active Directory
4 4 (4.44%) Azure Functions
4 4 (4.44%) IaaS
4 4 (4.44%) Logic Apps
4 4 (4.44%) OneDrive
4 4 (4.44%) PaaS
4 4 (4.44%) SaaS
4 4 (4.44%) Serverless
5 3 (3.33%) Cloud Computing
5 3 (3.33%) GitHub
5 3 (3.33%) SonarCloud
6 2 (2.22%) Power Platform
7 1 (1.11%) GCP
Communications & Networking
1 70 (77.78%) IPv6
2 33 (36.67%) TCP/IP
3 28 (31.11%) VLAN
4 26 (28.89%) DNS
5 22 (24.44%) Firewall
6 21 (23.33%) DHCP
6 21 (23.33%) MPLS
7 19 (21.11%) Internet
8 18 (20.00%) Wireless
9 16 (17.78%) Ethernet
10 14 (15.56%) 3GPP
11 13 (14.44%) Wi-Fi
12 10 (11.11%) BGP
12 10 (11.11%) OSPF
13 9 (10.00%) WAN
14 6 (6.67%) iSCSI
14 6 (6.67%) SNMP
14 6 (6.67%) VPN
14 6 (6.67%) Wireshark
15 5 (5.56%) Network Security
Database & Business Intelligence
1 12 (13.33%) SQL Server
2 11 (12.22%) PostgreSQL
3 9 (10.00%) MariaDB
4 4 (4.44%) Cosmos DB
5 2 (2.22%) Apache Cassandra
5 2 (2.22%) BusinessObjects
5 2 (2.22%) NoSQL
5 2 (2.22%) Power BI
5 2 (2.22%) Relational Database
6 1 (1.11%) SQL Server 2005
Development Applications
1 11 (12.22%) Jenkins
2 9 (10.00%) Git (software)
3 4 (4.44%) JIRA
4 3 (3.33%) Bugzilla
4 3 (3.33%) Selenium
4 3 (3.33%) TestRail
5 1 (1.11%) Gerrit
5 1 (1.11%) TestLink
General
1 8 (8.89%) Finance
1 8 (8.89%) Marketing
2 6 (6.67%) Electronics
2 6 (6.67%) Telecoms
3 2 (2.22%) Military
4 1 (1.11%) Aerospace
4 1 (1.11%) Public Sector
Job Titles
1 22 (24.44%) Systems Engineer
2 20 (22.22%) Network Engineer
3 19 (21.11%) Architect
4 12 (13.33%) Cloud Engineer
5 11 (12.22%) Systems Administrator
6 10 (11.11%) Linux Engineer
6 10 (11.11%) Network Systems Engineer
7 9 (10.00%) Linux Systems Administrator
8 8 (8.89%) Test Engineer
9 7 (7.78%) Chief Systems Engineer
9 7 (7.78%) Network Architect
9 7 (7.78%) Systems Architect
10 5 (5.56%) Security Architect
10 5 (5.56%) Senior Network Engineer
11 4 (4.44%) Senior Architect
11 4 (4.44%) Senior Systems Architect
11 4 (4.44%) Software Development Engineer
11 4 (4.44%) Software Engineer
11 4 (4.44%) Solutions Architect
11 4 (4.44%) Wireless Architect
Libraries, Frameworks & Software Standards
1 21 (23.33%) 802.1X
2 16 (17.78%) RESTful
3 9 (10.00%) LAMP
3 9 (10.00%) LAPP Stack
4 4 (4.44%) SAML
5 3 (3.33%) CSS
5 3 (3.33%) HTML
6 1 (1.11%) FFmpeg
6 1 (1.11%) REST
Miscellaneous
1 20 (22.22%) Data Centre
2 9 (10.00%) Analytical Skills
3 7 (7.78%) Clustering
4 4 (4.44%) Distributed Denial-of-Service
5 2 (2.22%) Analytical Mindset
5 2 (2.22%) Management Information System
5 2 (2.22%) Self-Motivation
6 1 (1.11%) Client/Server
6 1 (1.11%) Cyber Kill Chain
6 1 (1.11%) Cyberattack
6 1 (1.11%) IPTV
6 1 (1.11%) Linux Command Line
6 1 (1.11%) PMI
6 1 (1.11%) Security Operations Centre
6 1 (1.11%) Video\Live Streaming
Operating Systems
1 37 (41.11%) Linux
2 13 (14.44%) Windows
3 12 (13.33%) CentOS
4 11 (12.22%) Windows Server
5 9 (10.00%) Fedora
6 4 (4.44%) Red Hat Enterprise Linux
7 2 (2.22%) Unix
8 1 (1.11%) Debian
8 1 (1.11%) FreeBSD
8 1 (1.11%) Windows 10
8 1 (1.11%) Windows Server 2008
8 1 (1.11%) Windows Server 2016
8 1 (1.11%) Windows Server 2019
8 1 (1.11%) Windows Vista
Processes & Methodologies
1 21 (23.33%) Problem-Solving
2 18 (20.00%) Agile Software Development
2 18 (20.00%) DevOps
3 14 (15.56%) Security Architecture
3 14 (15.56%) Storage Management
4 13 (14.44%) Asset Management
5 11 (12.22%) Open Source
6 9 (10.00%) Logistics
6 9 (10.00%) Test Automation
7 8 (8.89%) Computer Science
8 7 (7.78%) Project Management
9 5 (5.56%) Customer Requirements
9 5 (5.56%) Network Architecture
9 5 (5.56%) Network Management
9 5 (5.56%) Network Virtualisation
10 4 (4.44%) Commercial Awareness
10 4 (4.44%) Converged Infrastructure
10 4 (4.44%) DDoS Mitigation
10 4 (4.44%) Presales
10 4 (4.44%) Technology Roadmap
Programming Languages
1 14 (15.56%) Python
2 9 (10.00%) Shell Script
3 8 (8.89%) PowerShell
4 6 (6.67%) C
5 5 (5.56%) C++
6 4 (4.44%) Java
7 3 (3.33%) C#
7 3 (3.33%) JavaScript
7 3 (3.33%) Tcl
7 3 (3.33%) XPath
8 1 (1.11%) SQL
8 1 (1.11%) VBScript
Qualifications
1 7 (7.78%) Security Cleared
2 6 (6.67%) CCNP
2 6 (6.67%) Cisco Certification
2 6 (6.67%) Degree
3 5 (5.56%) CISSP
3 5 (5.56%) SC Cleared
4 4 (4.44%) CESG Certified Professional
4 4 (4.44%) JNCIP
5 2 (2.22%) DV Cleared
6 1 (1.11%) CCNA
6 1 (1.11%) CISM
6 1 (1.11%) Computer Science Degree
6 1 (1.11%) CREST Certified
6 1 (1.11%) GCIA
6 1 (1.11%) GCIH
6 1 (1.11%) PMI Certification
6 1 (1.11%) SANS
Quality Assurance & Compliance
1 4 (4.44%) NCSC
1 4 (4.44%) QA
1 4 (4.44%) RMADS
2 1 (1.11%) SLA
System Software
1 14 (15.56%) Active Directory
2 10 (11.11%) Docker
3 7 (7.78%) VMware Infrastructure
4 4 (4.44%) vSphere
5 2 (2.22%) Hyper-V
5 2 (2.22%) Virtual Machines
6 1 (1.11%) Firmware
6 1 (1.11%) NFS
6 1 (1.11%) Terminal Server
6 1 (1.11%) VMware Server
Systems Management
1 13 (14.44%) Terraform
2 9 (10.00%) HAProxy
2 9 (10.00%) Icinga
3 7 (7.78%) Ansible
4 5 (5.56%) Red Hat Satellite
5 2 (2.22%) Opscode Chef
5 2 (2.22%) Puppet
6 1 (1.11%) Host Intrusion Detection System
6 1 (1.11%) HP ALM
6 1 (1.11%) HP Quality Center
6 1 (1.11%) Microsoft Data Protection Manager
6 1 (1.11%) Network Intrusion Detection System
Vendors
1 15 (16.67%) Cisco
2 12 (13.33%) VMware
3 10 (11.11%) Microsoft
4 8 (8.89%) Juniper
5 5 (5.56%) Red Hat
6 4 (4.44%) F5
7 3 (3.33%) HP
8 2 (2.22%) CommVault
8 2 (2.22%) DataCore
8 2 (2.22%) Dell
8 2 (2.22%) Dell Compellent
8 2 (2.22%) EMC
8 2 (2.22%) Fortinet
8 2 (2.22%) Isilon
8 2 (2.22%) SAP
8 2 (2.22%) Veeam
9 1 (1.11%) Aruba
9 1 (1.11%) Citrix
9 1 (1.11%) LogRhythm
9 1 (1.11%) Nimble Storage