Period
to 23 January 2022

The following table provides summary statistics for permanent job vacancies advertised in England 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 23 January 2022 with a comparison to the same period in the previous 2 years.

Internet Protocol version 4 (IPv4)
UK > England
6 months to
23 Jan 2022
Same period 2021 Same period 2020
Rank 899 631 909
Rank change year-on-year -268 +278 +118
Permanent jobs citing IPv4 112 113 108
As % of all permanent jobs advertised in England 0.10% 0.20% 0.093%
As % of the Communications & Networking category 0.76% 1.39% 0.61%
Number of salaries quoted 76 68 95
10th Percentile £33,125 £41,250 £27,500
25th Percentile £40,500 £42,500 £29,750
Median annual salary (50th Percentile) £75,000 £55,000 £42,500
Median % change year-on-year +36.36% +29.41% -6.08%
75th Percentile £85,000 £67,500 £62,000
90th Percentile - £87,500 £68,750
UK median annual salary £75,000 £55,000 £42,500
% change year-on-year +36.36% +29.41% -13.27%

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 England with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
England
Permanent vacancies with a requirement for communications or computer networking skills 14,826 8,144 17,604
As % of all permanent IT jobs advertised in England 13.40% 14.28% 15.13%
Number of salaries quoted 9,635 6,524 14,234
10th Percentile £27,500 £28,750 £25,750
25th Percentile £35,960 £37,500 £32,500
Median annual salary (50th Percentile) £50,000 £50,000 £47,500
Median % change year-on-year - +5.26% -
75th Percentile £70,000 £66,985 £63,750
90th Percentile £85,000 £80,000 £77,500
UK median annual salary £50,500 £50,000 £47,500
% change year-on-year +1.00% +5.26% -

IPv4
Job Vacancy Trend in England

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

Job vacancy trend for IPv4 in England

IPv4
Salary Trend in England

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

Salary trend for IPv4 in England

IPv4
Salary Histogram in England

Salary distribution for jobs citing IPv4 in England over the 6 months to 23 January 2022.

Salary histogram for IPv4 in England

IPv4
Job Locations in England

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing IPv4 within the England region over the 6 months to 23 January 2022. 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
Jobs
North of England -84 61 £85,000 +100.00% 8
Yorkshire -37 53 £85,000 +126.67% 6
South West -53 19 £75,000 +25.00% 5
South East -117 13 £43,000 -18.10% 2
London -211 11 £85,000 +6.25% 7
North East - 8 £37,030 -
East of England -107 5 £62,500 +38.89% 1
Midlands -101 1 £23,000 -51.32% 1
East Midlands - 1 £23,000 -
IPv4
UK

For the 6 months to 23 January 2022, 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 across the England region with a requirement for IPv4.

1 102 (91.07%) IPv6
2 52 (46.43%) Linux
2 52 (46.43%) VLAN
2 52 (46.43%) Social Skills
3 51 (45.54%) DNS
4 50 (44.64%) DHCP
5 48 (42.86%) Wireless
6 44 (39.29%) MPLS
7 38 (33.93%) 3GPP
8 37 (33.04%) Ethernet
8 37 (33.04%) Firewall
8 37 (33.04%) 802.1X
9 36 (32.14%) RESTful
9 36 (32.14%) Agile Software Development
9 36 (32.14%) Internet
9 36 (32.14%) Storage Management
10 33 (29.46%) Docker
11 32 (28.57%) Python
12 30 (26.79%) Windows
13 29 (25.89%) TCP/IP
13 29 (25.89%) VPN
14 28 (25.00%) DevOps
15 26 (23.21%) Network Management
15 26 (23.21%) UML
16 24 (21.43%) Scrum
17 23 (20.54%) SNMP
17 23 (20.54%) Azure
18 22 (19.64%) Microsoft
18 22 (19.64%) Configuration Management
19 20 (17.86%) AWS

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 7 (6.25%) Apache
1 7 (6.25%) Confluence
1 7 (6.25%) WordPress
2 5 (4.46%) Apache Spark
3 4 (3.57%) Tomcat
4 3 (2.68%) MS Exchange
Applications
1 1 (0.89%) Microsoft Office
Cloud Services
1 23 (20.54%) Azure
2 20 (17.86%) AWS
3 12 (10.71%) SaaS
4 5 (4.46%) GitHub
4 5 (4.46%) GitHub Actions
5 2 (1.79%) GCP
5 2 (1.79%) Microsoft 365
Communications & Networking
1 102 (91.07%) IPv6
2 52 (46.43%) VLAN
3 51 (45.54%) DNS
4 50 (44.64%) DHCP
5 48 (42.86%) Wireless
6 44 (39.29%) MPLS
7 38 (33.93%) 3GPP
8 37 (33.04%) Ethernet
8 37 (33.04%) Firewall
9 36 (32.14%) Internet
10 29 (25.89%) TCP/IP
10 29 (25.89%) VPN
11 23 (20.54%) SNMP
12 14 (12.50%) LAN
12 14 (12.50%) WAN
13 12 (10.71%) VoIP
14 8 (7.14%) BGP
15 6 (5.36%) OSPF
15 6 (5.36%) SMTP
15 6 (5.36%) SSH
Database & Business Intelligence
1 11 (9.82%) SQL Server
2 7 (6.25%) MariaDB
2 7 (6.25%) PostgreSQL
3 5 (4.46%) Data Warehouse
3 5 (4.46%) NoSQL
4 1 (0.89%) MySQL
Development Applications
1 15 (13.39%) Git (software)
2 12 (10.71%) Jenkins
3 8 (7.14%) JIRA
4 7 (6.25%) Subversion
5 1 (0.89%) GitLab
5 1 (0.89%) Robot Framework
General
1 52 (46.43%) Social Skills
2 11 (9.82%) Telecoms
3 5 (4.46%) Retail
4 2 (1.79%) Law
4 2 (1.79%) Public Sector
5 1 (0.89%) Analytical Skills
5 1 (0.89%) Electronics
Job Titles
1 30 (26.79%) Linux Engineer
2 26 (23.21%) Architect
2 26 (23.21%) Software Architect
2 26 (23.21%) Systems Architect
2 26 (23.21%) UML Architect
3 18 (16.07%) DevOps Engineer
4 17 (15.18%) Embedded Engineer
4 17 (15.18%) Embedded Linux Engineer
5 11 (9.82%) DevOps Engineer - Fintech
5 11 (9.82%) Network Engineer
5 11 (9.82%) Senior DevOps
5 11 (9.82%) Senior DevOps Engineer
6 10 (8.93%) Chief Systems Engineer
6 10 (8.93%) IT Engineer
6 10 (8.93%) Systems Engineer
7 7 (6.25%) Linux DevOps Engineer
7 7 (6.25%) Linux Scripter
7 7 (6.25%) Linux/Unix DevOps
8 6 (5.36%) Software Engineer
9 5 (4.46%) Lead Software Engineer
Libraries, Frameworks & Software Standards
1 37 (33.04%) 802.1X
2 36 (32.14%) RESTful
3 18 (16.07%) Yocto
4 11 (9.82%) LAMP
5 7 (6.25%) LAPP Stack
6 5 (4.46%) GraphQL
6 5 (4.46%) Kafka
6 5 (4.46%) Node.js
6 5 (4.46%) React
Miscellaneous
1 17 (15.18%) Algorithms
1 17 (15.18%) Data Structures
2 14 (12.50%) Data Centre
3 7 (6.25%) Public Cloud
4 3 (2.68%) Enterprise Storage
5 2 (1.79%) Clustering
5 2 (1.79%) Hybrid Cloud
5 2 (1.79%) Management Information System
5 2 (1.79%) Replication
6 1 (0.89%) PKI
6 1 (0.89%) RSA SecurID
Operating Systems
1 52 (46.43%) Linux
2 30 (26.79%) Windows
3 18 (16.07%) OpenWrt
4 17 (15.18%) Embedded Linux
5 11 (9.82%) Windows Server
6 10 (8.93%) CentOS
7 7 (6.25%) Fedora
8 5 (4.46%) Debian
8 5 (4.46%) Red Hat Enterprise Linux
8 5 (4.46%) Unix
9 3 (2.68%) Ubuntu
9 3 (2.68%) Windows Server 2016
10 1 (0.89%) FreeBSD
10 1 (0.89%) Oracle Linux
10 1 (0.89%) Solaris
10 1 (0.89%) Windows Server 2019
Processes & Methodologies
1 36 (32.14%) Agile Software Development
1 36 (32.14%) Storage Management
2 28 (25.00%) DevOps
3 26 (23.21%) Network Management
3 26 (23.21%) UML
4 24 (21.43%) Scrum
5 22 (19.64%) Configuration Management
6 20 (17.86%) Full Stack Development
7 17 (15.18%) Embedded Software Development
7 17 (15.18%) Kanban
8 12 (10.71%) ITIL
8 12 (10.71%) Scaled Agile Framework
9 11 (9.82%) Application Security
9 11 (9.82%) Cost Control
9 11 (9.82%) Data Ingestion
9 11 (9.82%) Data Privacy
9 11 (9.82%) Fintech
9 11 (9.82%) Migration
9 11 (9.82%) Problem-Solving
9 11 (9.82%) Service Management
Programming Languages
1 32 (28.57%) Python
2 18 (16.07%) C
2 18 (16.07%) C++
3 9 (8.04%) SQL
4 8 (7.14%) Bash
4 8 (7.14%) PowerShell
5 7 (6.25%) Shell Script
6 6 (5.36%) Java
6 6 (5.36%) JavaScript
7 5 (4.46%) TypeScript
8 1 (0.89%) Perl
8 1 (0.89%) PHP
Qualifications
1 7 (6.25%) Degree
2 5 (4.46%) CCNA
2 5 (4.46%) Cisco Certification
3 4 (3.57%) CCNP
4 3 (2.68%) ITIL Certification
4 3 (2.68%) RHCSA
5 2 (1.79%) Chartered Engineer
5 2 (1.79%) GIAC
5 2 (1.79%) RHCE
5 2 (1.79%) SC Cleared
5 2 (1.79%) Security Cleared
Quality Assurance & Compliance
1 5 (4.46%) Data Quality
2 1 (0.89%) GDPR
2 1 (0.89%) HIPAA
2 1 (0.89%) ISO/IEC 27001
2 1 (0.89%) SLA
System Software
1 33 (29.46%) Docker
2 11 (9.82%) VMware Infrastructure
3 10 (8.93%) Active Directory
4 7 (6.25%) VMware ESXi
5 3 (2.68%) Virtual Desktop
5 3 (2.68%) Virtual Servers
5 3 (2.68%) vSphere
6 1 (0.89%) FreeRADIUS
6 1 (0.89%) Hyper-V
6 1 (0.89%) Snort
Systems Management
1 19 (16.96%) Kubernetes
2 18 (16.07%) Ansible
3 14 (12.50%) Puppet
4 11 (9.82%) Packer
4 11 (9.82%) Terraform
5 7 (6.25%) HAProxy
5 7 (6.25%) Icinga
6 1 (0.89%) Norton AntiVirus
6 1 (0.89%) QRadar
6 1 (0.89%) SCCM
6 1 (0.89%) SCOM
Vendors
1 22 (19.64%) Microsoft
2 13 (11.61%) Cisco
3 12 (10.71%) VMware
4 7 (6.25%) Oracle
4 7 (6.25%) Red Hat
5 5 (4.46%) Adobe
5 5 (4.46%) Meraki
5 5 (4.46%) Monetate
5 5 (4.46%) New Relic
6 4 (3.57%) Citrix
7 3 (2.68%) Dell
7 3 (2.68%) Google
7 3 (2.68%) NetApp
8 2 (1.79%) Apple
9 1 (0.89%) Blue Coat
9 1 (0.89%) EMC
9 1 (0.89%) HP
9 1 (0.89%) Juniper
9 1 (0.89%) Nokia
9 1 (0.89%) Symantec