Period
to 20 April 2021

The following table provides summary statistics for permanent job vacancies with a requirement for VoIP skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited VoIP over the 6 months to 20 April 2021 with a comparison to the same period in the previous 2 years.

Voice Over IP (VoIP)
UK
6 months to
20 Apr 2021
Same period 2020 Same period 2019
Rank 368 286 274
Rank change year-on-year -82 -12 +65
Permanent jobs citing VoIP 643 1,201 1,813
As % of all permanent jobs advertised in the UK 0.76% 1.09% 1.22%
As % of the Communications & Networking category 5.89% 7.26% 7.95%
Number of salaries quoted 529 990 1,535
10th Percentile £22,500 £24,250 £22,000
25th Percentile £29,000 £30,000 £27,500
Median annual salary (50th Percentile) £40,000 £40,000 £40,000
75th Percentile £53,750 £55,000 £52,500
90th Percentile £63,750 £67,500 £63,750
UK excluding London median annual salary £37,500 £35,000 £37,500
% change year-on-year +7.14% -6.67% -6.25%

VoIP 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 10,917 16,543 22,804
As % of all permanent IT jobs advertised in the UK 12.93% 15.04% 15.34%
Number of salaries quoted 8,310 13,218 17,696
10th Percentile £28,500 £26,250 £26,250
25th Percentile £37,500 £34,250 £33,500
Median annual salary (50th Percentile) £50,000 £47,500 £47,500
Median % change year-on-year +5.26% - +5.56%
75th Percentile £66,250 £63,750 £62,500
90th Percentile £80,000 £77,500 £77,500
UK excluding London median annual salary £45,000 £42,500 £42,500
% change year-on-year +5.88% - -

VoIP
Job Vacancy Trend

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

Job vacancy trend for VoIP in the UK

VoIP
Salary Trend

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

Salary trend for VoIP in the UK

VoIP
Salary Histogram

Salary distribution for jobs citing VoIP over the 6 months to 20 April 2021.

Salary histogram for VoIP in the UK

VoIP
Top 16 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing VoIP within the UK over the 6 months to 20 April 2021. 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 -69 589 £40,000 +3.90% 141
UK excluding London -35 450 £37,500 +7.14% 124
London -84 169 £50,000 - 30
North of England +12 134 £37,500 +18.11% 45
Midlands +52 108 £32,500 +8.33% 27
South East -44 108 £42,500 +21.43% 21
Work from Home -116 86 £46,500 -15.45% 29
West Midlands +69 82 £40,000 +33.33% 21
Yorkshire +8 62 £37,500 +33.93% 8
North West +21 57 £42,250 +34.13% 31
South West -6 48 £31,500 -10.00% 9
East of England +15 44 £30,500 -6.15% 9
East Midlands -9 29 £29,360 +2.12% 6
Wales +11 17 £33,750 -20.59% 8
Scotland +7 15 £28,500 -5.00% 5
North East +5 15 £19,000 -43.28% 6

For the 6 months to 20 April 2021, IT jobs citing VoIP 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 VoIP.

1 329 (51.17%) Windows
2 281 (43.70%) Active Directory
3 280 (43.55%) Firewall
4 267 (41.52%) Microsoft
5 257 (39.97%) Cisco
6 226 (35.15%) Microsoft 365
7 203 (31.57%) VMware
8 187 (29.08%) Windows Server
9 150 (23.33%) Azure
10 149 (23.17%) WAN
11 147 (22.86%) LAN
12 143 (22.24%) DNS
13 132 (20.53%) VMware Infrastructure
14 125 (19.44%) TCP/IP
15 124 (19.28%) Telecoms
16 122 (18.97%) VPN
16 122 (18.97%) DHCP
17 116 (18.04%) ITIL
17 116 (18.04%) Cisco Certification
18 112 (17.42%) Problem-Solving
19 104 (16.17%) MS Exchange
20 101 (15.71%) Windows 10
21 96 (14.93%) Linux
22 95 (14.77%) Hyper-V
23 94 (14.62%) Microsoft Office
24 87 (13.53%) Avaya
25 84 (13.06%) AWS
26 83 (12.91%) Wireless
27 82 (12.75%) Wi-Fi
28 81 (12.60%) Windows Server 2012

VoIP
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
1 104 (16.17%) MS Exchange
2 66 (10.26%) SharePoint
3 16 (2.49%) Skype for Business
4 15 (2.33%) Exchange Server 2013
4 15 (2.33%) IIS
5 10 (1.56%) Apache
5 10 (1.56%) Confluence
5 10 (1.56%) Exchange Server 2010
6 8 (1.24%) nginx
6 8 (1.24%) SharePoint Server
7 6 (0.93%) Tomcat
7 6 (0.93%) WordPress
8 5 (0.78%) SAS
8 5 (0.78%) SharePoint 2013
9 3 (0.47%) CMS
9 3 (0.47%) IBM Notes
9 3 (0.47%) OpenStack
10 2 (0.31%) WebLogic
11 1 (0.16%) SharePoint 2010
Applications
1 94 (14.62%) Microsoft Office
2 19 (2.95%) Microsoft Excel
3 10 (1.56%) MS Visio
4 4 (0.62%) Microsoft PowerPoint
5 1 (0.16%) Microsoft Project
5 1 (0.16%) Revit
5 1 (0.16%) SOLIDWORKS
Business Applications
1 2 (0.31%) NetSuite
2 1 (0.16%) Dynamics NAV
2 1 (0.16%) Magento
2 1 (0.16%) Oracle CRM
2 1 (0.16%) Sage 300 ERP
2 1 (0.16%) Sage CRM
Cloud Services
1 226 (35.15%) Microsoft 365
2 150 (23.33%) Azure
3 84 (13.06%) AWS
4 34 (5.29%) Azure Active Directory
5 21 (3.27%) Mimecast
5 21 (3.27%) SaaS
6 13 (2.02%) OneDrive
7 8 (1.24%) PaaS
8 7 (1.09%) IaaS
9 6 (0.93%) AWS CloudFormation
9 6 (0.93%) Cloud Computing
9 6 (0.93%) GCP
9 6 (0.93%) Route 53
9 6 (0.93%) Slack
10 5 (0.78%) Google Workspace
11 3 (0.47%) Dynamics 365
11 3 (0.47%) OpenDNS
12 2 (0.31%) Power Platform
12 2 (0.31%) Serverless
12 2 (0.31%) WhatsApp
Communications & Networking
1 280 (43.55%) Firewall
2 149 (23.17%) WAN
3 147 (22.86%) LAN
4 143 (22.24%) DNS
5 125 (19.44%) TCP/IP
6 122 (18.97%) DHCP
6 122 (18.97%) VPN
7 83 (12.91%) Wireless
8 82 (12.75%) Wi-Fi
9 74 (11.51%) SAN
10 70 (10.89%) Network Security
11 65 (10.11%) MPLS
11 65 (10.11%) VLAN
12 50 (7.78%) Unified Communications
13 43 (6.69%) BGP
13 43 (6.69%) PBX
14 34 (5.29%) Internet
14 34 (5.29%) IPsec
15 32 (4.98%) Skype
16 31 (4.82%) OSPF
Database & Business Intelligence
1 59 (9.18%) SQL Server
2 26 (4.04%) MySQL
3 10 (1.56%) Amazon RDS
4 8 (1.24%) NoSQL
5 5 (0.78%) SQL Server 2012
6 4 (0.62%) Relational Database
7 3 (0.47%) Oracle Database
8 2 (0.31%) Crystal Reports
8 2 (0.31%) MS Access
9 1 (0.16%) Big Data
9 1 (0.16%) Power BI
9 1 (0.16%) SQL Server Reporting Services
Development Applications
1 7 (1.09%) JIRA
2 5 (0.78%) Jenkins
3 4 (0.62%) Git (software)
4 2 (0.31%) GDB
4 2 (0.31%) Robot Framework
4 2 (0.31%) Selenium
4 2 (0.31%) Valgrind
4 2 (0.31%) WinDbg
5 1 (0.16%) Atlassian Bamboo
5 1 (0.16%) AutoIt
5 1 (0.16%) CircleCI
5 1 (0.16%) GitLab
5 1 (0.16%) HP UFT
5 1 (0.16%) Rational Functional Tester
5 1 (0.16%) Sikuli
5 1 (0.16%) Sonatype Nexus
5 1 (0.16%) Visual Studio
5 1 (0.16%) WinRunner
General
1 124 (19.28%) Telecoms
2 55 (8.55%) Finance
3 27 (4.20%) Automotive
3 27 (4.20%) Public Sector
4 16 (2.49%) Banking
4 16 (2.49%) Manufacturing
5 12 (1.87%) Back Office
6 10 (1.56%) Legal
7 9 (1.40%) Retail
8 8 (1.24%) Marketing
9 7 (1.09%) Multimedia
10 5 (0.78%) Fire and Rescue
11 4 (0.62%) Advertising
11 4 (0.62%) Electronics
12 3 (0.47%) Law
13 2 (0.31%) Aerospace
13 2 (0.31%) Housing Association
13 2 (0.31%) Local Government
14 1 (0.16%) Military
Job Titles
1 124 (19.28%) Network Engineer
2 99 (15.40%) Analyst
3 78 (12.13%) IT Support
4 73 (11.35%) Support Analyst
5 71 (11.04%) Support Engineer
6 61 (9.49%) IT Engineer
7 43 (6.69%) 2nd Line Support
8 40 (6.22%) 3rd Line Support
8 40 (6.22%) Infrastructure Engineer
9 34 (5.29%) IT Analyst
10 33 (5.13%) Senior Network Engineer
11 28 (4.35%) IT Manager
11 28 (4.35%) IT Support Engineer
12 27 (4.20%) IT Support Analyst
12 27 (4.20%) Support Technician
12 27 (4.20%) VoIP Engineer
13 24 (3.73%) Architect
14 22 (3.42%) Unified Communications Engineer
15 21 (3.27%) Team Leader
16 20 (3.11%) Design Engineer
Libraries, Frameworks & Software Standards
1 26 (4.04%) WebRTC
2 17 (2.64%) FreeSWITCH
3 12 (1.87%) HTML
4 10 (1.56%) CSS
5 6 (0.93%) RESTful
6 4 (0.62%) FIX Protocol
6 4 (0.62%) LDAP
6 4 (0.62%) POSIX
6 4 (0.62%) Web Services
6 4 (0.62%) XMPP
7 3 (0.47%) 802.1X
7 3 (0.47%) REST
8 2 (0.31%) .NET Core
8 2 (0.31%) Angular 2
8 2 (0.31%) AngularJS
8 2 (0.31%) Flask
8 2 (0.31%) Node.js
8 2 (0.31%) OAuth2
8 2 (0.31%) Pyramid
8 2 (0.31%) Vue.js
Miscellaneous
1 65 (10.11%) Management Information System
2 62 (9.64%) Analytical Skills
3 53 (8.24%) Data Centre
4 27 (4.20%) Driving Licence
5 24 (3.73%) Self-Motivation
6 18 (2.80%) Life Science
6 18 (2.80%) Renewable Energy
7 14 (2.18%) Replication
8 13 (2.02%) Clustering
8 13 (2.02%) Organisational Skills
9 12 (1.87%) Video Conferencing
10 8 (1.24%) iPhone
10 8 (1.24%) Media Streaming
10 8 (1.24%) User Experience
11 7 (1.09%) iPad
11 7 (1.09%) IVR
11 7 (1.09%) Smartphone
11 7 (1.09%) Virtual Team
12 6 (0.93%) Client/Server
13 5 (0.78%) Thin Client
Operating Systems
1 329 (51.17%) Windows
2 187 (29.08%) Windows Server
3 101 (15.71%) Windows 10
4 96 (14.93%) Linux
5 81 (12.60%) Windows Server 2012
6 72 (11.20%) Windows Server 2016
7 51 (7.93%) Windows Server 2008
8 32 (4.98%) Windows Server 2019
9 24 (3.73%) Mac OS
10 22 (3.42%) Windows 7
11 20 (3.11%) Android
12 14 (2.18%) Debian
13 13 (2.02%) CentOS
14 11 (1.71%) Apple iOS
14 11 (1.71%) Mac OS X
14 11 (1.71%) Red Hat Enterprise Linux
14 11 (1.71%) Unix
15 6 (0.93%) Windows 8
16 4 (0.62%) Ubuntu
17 2 (0.31%) Windows Server 2003
Processes & Methodologies
1 116 (18.04%) ITIL
2 112 (17.42%) Problem-Solving
3 80 (12.44%) Infrastructure Engineering
4 52 (8.09%) Disaster Recovery
5 45 (7.00%) Agile Software Development
6 44 (6.84%) Computer Science
7 41 (6.38%) Network Design
8 31 (4.82%) Capacity Planning
8 31 (4.82%) Migration
8 31 (4.82%) Project Management
9 28 (4.35%) DevOps
10 27 (4.20%) Network Virtualisation
11 25 (3.89%) Open Source
12 22 (3.42%) Presales
13 21 (3.27%) Network Monitoring
13 21 (3.27%) Project Delivery
14 20 (3.11%) High Availability
14 20 (3.11%) Test Automation
14 20 (3.11%) Virtual Environments
15 19 (2.95%) Continuous Improvement
Programming Languages
1 72 (11.20%) SQL
2 62 (9.64%) PowerShell
3 43 (6.69%) Python
4 25 (3.89%) C
5 18 (2.80%) C++
6 17 (2.64%) JavaScript
7 16 (2.49%) PHP
8 12 (1.87%) Bash Shell
9 9 (1.40%) VB
10 8 (1.24%) Go
11 7 (1.09%) Lua
12 5 (0.78%) R
12 5 (0.78%) VBA
13 4 (0.62%) Java
13 4 (0.62%) Tcl
13 4 (0.62%) TypeScript
14 2 (0.31%) C#
14 2 (0.31%) Perl
15 1 (0.16%) Kotlin
15 1 (0.16%) Rust
Qualifications
1 116 (18.04%) Cisco Certification
2 76 (11.82%) CCNP
3 66 (10.26%) Degree
4 63 (9.80%) CCNA
5 32 (4.98%) Microsoft Certification
6 22 (3.42%) SC Cleared
6 22 (3.42%) Security Cleared
7 19 (2.95%) MCSE
8 17 (2.64%) MCP
9 16 (2.49%) CCIE
10 15 (2.33%) Computer Science Degree
11 14 (2.18%) ITIL Foundation Certificate
12 13 (2.02%) ITIL Certification
12 13 (2.02%) MCSA
13 9 (1.40%) JNCIA
14 7 (1.09%) CCDA
14 7 (1.09%) CCDP
14 7 (1.09%) CCENT
15 6 (0.93%) APMP
16 5 (0.78%) DV Cleared
Quality Assurance & Compliance
1 51 (7.93%) SLA
2 14 (2.18%) GDPR
3 13 (2.02%) QA
4 12 (1.87%) ISO/IEC 27001
5 8 (1.24%) PCI DSS
6 2 (0.31%) Cyber Essentials
6 2 (0.31%) Cyber Essentials PLUS
6 2 (0.31%) Data Quality
6 2 (0.31%) ISO 9001
7 1 (0.16%) HIPAA
7 1 (0.16%) JSP 440
7 1 (0.16%) Sarbanes-Oxley
System Software
1 281 (43.70%) Active Directory
2 132 (20.53%) VMware Infrastructure
3 95 (14.77%) Hyper-V
4 37 (5.75%) VMware ESXi
5 32 (4.98%) vSphere
6 27 (4.20%) XenDesktop
7 21 (3.27%) XenApp
8 16 (2.49%) Virtual Machines
9 15 (2.33%) Kamailio
9 15 (2.33%) VMware NSX
10 14 (2.18%) Docker
11 10 (1.56%) OpenSIPS
12 9 (1.40%) Virtual Desktop
13 7 (1.09%) KVM
14 6 (0.93%) Virtual Servers
15 5 (0.78%) pfSense
16 4 (0.62%) iptables
16 4 (0.62%) QEMU
16 4 (0.62%) Terminal Services
17 3 (0.47%) Microsoft Virtual Server
Systems Management
1 40 (6.22%) SCCM
2 25 (3.89%) Microsoft Intune
3 17 (2.64%) FortiGate
4 15 (2.33%) Ansible
4 15 (2.33%) Cisco CUCM
5 10 (1.56%) Cisco Prime
6 9 (1.40%) Puppet
7 7 (1.09%) Kubernetes
8 6 (0.93%) Amdocs OSS
8 6 (0.93%) Microsoft Clustering
8 6 (0.93%) Nagios
8 6 (0.93%) Opscode Chef
8 6 (0.93%) Terraform
9 5 (0.78%) Cisco UCCX
9 5 (0.78%) ITRS Geneos
9 5 (0.78%) Jamf Pro
9 5 (0.78%) ServiceCenter
10 4 (0.62%) Failover Clustering
10 4 (0.62%) HAProxy
10 4 (0.62%) ZABBIX
Vendors
1 267 (41.52%) Microsoft
2 257 (39.97%) Cisco
3 203 (31.57%) VMware
4 87 (13.53%) Avaya
5 62 (9.64%) Citrix
6 54 (8.40%) Dell
7 53 (8.24%) Mitel
8 52 (8.09%) HP
9 42 (6.53%) Palo Alto
10 35 (5.44%) Juniper
11 34 (5.29%) Veeam
12 31 (4.82%) SolarWinds
13 29 (4.51%) Sophos
14 28 (4.35%) SonicWALL
15 23 (3.58%) F5
16 20 (3.11%) BroadSoft
16 20 (3.11%) NetApp
17 19 (2.95%) Apple
17 19 (2.95%) Meraki
18 17 (2.64%) CheckPoint