Period
to 15 January 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 15 January 2021 with a comparison to the same period in the previous 2 years.

Voice Over IP (VoIP)
UK
6 months to
15 Jan 2021
Same period 2020 Same period 2019
Rank 295 303 312
Rank change year-on-year +8 +9 -12
Permanent jobs citing VoIP 638 1,348 1,660
As % of all permanent jobs advertised in the UK 1.02% 1.07% 1.10%
As % of the Communications & Networking category 7.17% 7.08% 7.29%
Number of salaries quoted 674 1,183 1,481
Median annual salary £42,500 £37,500 £39,000
Median salary % change year-on-year +13.33% -3.85% -7.14%
10th Percentile £24,642 £23,750 £22,023
90th Percentile £62,500 £65,000 £66,250
UK excluding London median annual salary £40,000 £35,000 £34,736
% change year-on-year +14.29% +0.76% -10.93%

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 8,897 19,033 22,780
As % of all permanent IT jobs advertised in the UK 14.24% 15.06% 15.07%
Number of salaries quoted 7,117 15,178 18,083
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 £26,250
90th Percentile £80,000 £77,500 £76,250
UK excluding London median annual salary £45,000 £42,500 £42,500
% change year-on-year +5.88% - +6.25%

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 15 January 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 15 January 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 +14 600 £42,500 +14.86% 83
UK excluding London +27 452 £40,000 +14.29% 64
London -34 168 £50,000 +14.94% 22
South East +54 145 £42,500 +12.58% 17
North of England +50 119 £45,000 +38.46% 18
Midlands +46 92 £40,154 +15.88% 16
Work from Home -4 88 £45,000 -28.00% 11
North West +67 65 £42,000 +40.00% 8
East of England +101 60 £39,250 -1.88% 4
West Midlands +85 59 £52,500 +61.54% 10
Yorkshire +12 40 £52,500 +57.89% 8
South West +30 39 £44,500 +23.61% 5
East Midlands +12 36 £32,500 -18.75% 6
North East +31 14 £25,000 +6.38% 2
Wales +20 13 £47,500 +11.76% 1
Scotland +33 9 £31,000 -34.74% 3

For the 6 months to 15 January 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.

1 300 (47.02%) Firewall
2 296 (46.39%) Windows
3 287 (44.98%) Cisco
4 258 (40.44%) Active Directory
5 253 (39.66%) Microsoft
6 231 (36.21%) VMware
7 198 (31.03%) Office 365
8 184 (28.84%) WAN
9 176 (27.59%) LAN
10 167 (26.18%) Cisco Certification
10 167 (26.18%) Azure
11 163 (25.55%) Windows Server
12 161 (25.24%) DNS
13 138 (21.63%) DHCP
13 138 (21.63%) VMware Infrastructure
14 132 (20.69%) VPN
15 120 (18.81%) Problem-Solving
16 115 (18.03%) TCP/IP
17 109 (17.08%) Telecoms
18 107 (16.77%) Wi-Fi
19 104 (16.30%) CCNP
20 103 (16.14%) MS Exchange
21 100 (15.67%) CCNA
21 100 (15.67%) Network Security
22 99 (15.52%) Windows 10
23 97 (15.20%) AWS
24 96 (15.05%) Avaya
25 91 (14.26%) Hyper-V
26 90 (14.11%) ITIL
27 89 (13.95%) Linux

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
1 103 (16.14%) MS Exchange
2 50 (7.84%) SharePoint
3 30 (4.70%) Skype for Business
4 13 (2.04%) Exchange Server 2010
5 12 (1.88%) Confluence
6 11 (1.72%) SharePoint Server
7 9 (1.41%) CMS
7 9 (1.41%) IIS
8 7 (1.10%) Exchange Server 2013
9 3 (0.47%) Apache
9 3 (0.47%) IBM Notes
9 3 (0.47%) Site Server
9 3 (0.47%) WordPress
10 1 (0.16%) Blackberry Enterprise Server
10 1 (0.16%) DNN
10 1 (0.16%) Elasticsearch
10 1 (0.16%) Exchange Server 2007
Applications
1 81 (12.70%) Microsoft Office
2 27 (4.23%) MS Visio
3 12 (1.88%) Microsoft Excel
4 5 (0.78%) Microsoft PowerPoint
5 1 (0.16%) Revit
5 1 (0.16%) SOLIDWORKS
Business Applications
1 3 (0.47%) Remedy ITSM
2 1 (0.16%) Q-Pulse
2 1 (0.16%) Salesforce.com CRM
Cloud Services
1 198 (31.03%) Office 365
2 167 (26.18%) Azure
3 97 (15.20%) AWS
4 39 (6.11%) Azure Active Directory
5 30 (4.70%) Mimecast
6 24 (3.76%) Route 53
6 24 (3.76%) Slack
7 22 (3.45%) GCP
8 17 (2.66%) SaaS
9 16 (2.51%) Cloud Computing
10 8 (1.25%) G Suite
11 5 (0.78%) AWS CloudFormation
11 5 (0.78%) IaaS
11 5 (0.78%) OneDrive
12 4 (0.63%) OpenDNS
12 4 (0.63%) Serverless
13 3 (0.47%) Cloudflare
13 3 (0.47%) Google Docs
13 3 (0.47%) Google Drive
13 3 (0.47%) Google Sheets
Communications & Networking
1 300 (47.02%) Firewall
2 184 (28.84%) WAN
3 176 (27.59%) LAN
4 161 (25.24%) DNS
5 138 (21.63%) DHCP
6 132 (20.69%) VPN
7 115 (18.03%) TCP/IP
8 107 (16.77%) Wi-Fi
9 100 (15.67%) Network Security
10 82 (12.85%) VLAN
11 78 (12.23%) Wireless
12 77 (12.07%) MPLS
13 65 (10.19%) BGP
14 64 (10.03%) Unified Communications
15 58 (9.09%) SAN
16 56 (8.78%) OSPF
17 53 (8.31%) PBX
18 51 (7.99%) IPsec
19 42 (6.58%) Cisco ASA
19 42 (6.58%) Skype
Database & Business Intelligence
1 53 (8.31%) SQL Server
2 19 (2.98%) MySQL
3 9 (1.41%) NoSQL
3 9 (1.41%) Relational Database
3 9 (1.41%) SQL Server 2012
4 5 (0.78%) Amazon RDS
5 2 (0.31%) SQL Server 2005
5 2 (0.31%) SQL Server Reporting Services
6 1 (0.16%) Azure SQL Database
6 1 (0.16%) Crystal Reports
6 1 (0.16%) MS Access
6 1 (0.16%) Power BI
6 1 (0.16%) Redis
6 1 (0.16%) SQL Server 2008
6 1 (0.16%) SQL Server 2019
Development Applications
1 9 (1.41%) JIRA
2 4 (0.63%) Git (software)
3 3 (0.47%) Jenkins
4 2 (0.31%) Appium
4 2 (0.31%) Selenium
4 2 (0.31%) Subversion
4 2 (0.31%) VSS/SourceSafe
4 2 (0.31%) Xcode
5 1 (0.16%) Team Foundation Server
5 1 (0.16%) TeamCity
5 1 (0.16%) Visual Studio
General
1 109 (17.08%) Telecoms
2 41 (6.43%) Finance
3 25 (3.92%) Banking
4 20 (3.13%) Public Sector
5 15 (2.35%) Legal
5 15 (2.35%) Manufacturing
6 12 (1.88%) Automotive
7 8 (1.25%) Multimedia
8 7 (1.10%) Back Office
8 7 (1.10%) Law
9 5 (0.78%) Fire and Rescue
9 5 (0.78%) Housing Association
9 5 (0.78%) Local Government
9 5 (0.78%) Marketing
10 4 (0.63%) Retail
11 2 (0.31%) Pharmaceutical
11 2 (0.31%) Police
11 2 (0.31%) Spanish Language
12 1 (0.16%) Arabic Language
12 1 (0.16%) Billing
Job Titles
1 160 (25.08%) Network Engineer
2 82 (12.85%) Support Engineer
3 70 (10.97%) Analyst
4 65 (10.19%) Senior Network Engineer
5 59 (9.25%) IT Engineer
6 49 (7.68%) IT Support
7 45 (7.05%) 3rd Line Support
8 43 (6.74%) Infrastructure Engineer
9 38 (5.96%) Support Analyst
10 26 (4.08%) IT Support Engineer
10 26 (4.08%) VoIP Engineer
11 25 (3.92%) IT Manager
11 25 (3.92%) Team Leader
12 24 (3.76%) 2nd Line Support
13 21 (3.29%) 3rd Line Engineer
13 21 (3.29%) Unified Communications Engineer
14 20 (3.13%) Cisco Engineer
14 20 (3.13%) Systems Engineer
15 19 (2.98%) 1st Line Support
15 19 (2.98%) Design Engineer
Libraries, Frameworks & Software Standards
1 31 (4.86%) WebRTC
2 15 (2.35%) FreeSWITCH
3 8 (1.25%) HTML
4 6 (0.94%) CSS
4 6 (0.94%) XMPP
5 5 (0.78%) RESTful
6 4 (0.63%) FIX Protocol
7 3 (0.47%) Web Services
7 3 (0.47%) WSH
8 2 (0.31%) Flask
8 2 (0.31%) POSIX
8 2 (0.31%) Pyramid
8 2 (0.31%) Vue.js
9 1 (0.16%) .NET
9 1 (0.16%) ActiveMQ
9 1 (0.16%) Ajax
9 1 (0.16%) Elastic Stack
9 1 (0.16%) GStreamer
9 1 (0.16%) Leaflet
9 1 (0.16%) RabbitMQ
Miscellaneous
1 73 (11.44%) Management Information System
2 49 (7.68%) Analytical Skills
3 40 (6.27%) Data Centre
4 23 (3.61%) Driving Licence
5 22 (3.45%) User Experience
6 18 (2.82%) Self-Motivation
7 16 (2.51%) Life Science
8 13 (2.04%) Video Conferencing
9 12 (1.88%) Client/Server
9 12 (1.88%) Renewable Energy
10 11 (1.72%) Clustering
10 11 (1.72%) Smartphone
11 9 (1.41%) Replication
12 8 (1.25%) Fat Client
12 8 (1.25%) Thin Client
13 7 (1.10%) Virtual Team
14 6 (0.94%) Analytical Mindset
14 6 (0.94%) Wiki
15 5 (0.78%) Handset
16 4 (0.63%) Media Streaming
Operating Systems
1 296 (46.39%) Windows
2 163 (25.55%) Windows Server
3 99 (15.52%) Windows 10
4 89 (13.95%) Linux
5 82 (12.85%) Windows Server 2012
6 72 (11.29%) Windows Server 2016
7 66 (10.34%) Windows Server 2008
8 38 (5.96%) Windows Server 2019
9 26 (4.08%) Mac OS X
9 26 (4.08%) Windows 7
10 13 (2.04%) Mac OS
11 10 (1.57%) Android
12 9 (1.41%) Windows 8
13 5 (0.78%) Data ONTAP
13 5 (0.78%) Red Hat Enterprise Linux
13 5 (0.78%) Unix
14 4 (0.63%) CentOS
14 4 (0.63%) Debian
14 4 (0.63%) SUSE
14 4 (0.63%) Windows Vista
Processes & Methodologies
1 120 (18.81%) Problem-Solving
2 90 (14.11%) ITIL
3 60 (9.40%) Infrastructure Engineering
4 54 (8.46%) Agile Software Development
5 52 (8.15%) Disaster Recovery
6 43 (6.74%) DevOps
7 42 (6.58%) Network Monitoring
8 38 (5.96%) Network Design
9 37 (5.80%) Network Management
10 34 (5.33%) Computer Science
10 34 (5.33%) Project Management
11 32 (5.02%) Migration
12 28 (4.39%) Open Source
12 28 (4.39%) Problem Management
13 27 (4.23%) Capacity Planning
14 26 (4.08%) Mentoring
15 25 (3.92%) Network Virtualisation
15 25 (3.92%) Performance Analysis
16 24 (3.76%) Identity Management
16 24 (3.76%) Security Monitoring
Programming Languages
1 65 (10.19%) SQL
2 63 (9.87%) PowerShell
3 55 (8.62%) Python
4 11 (1.72%) C++
4 11 (1.72%) VBScript
5 9 (1.41%) C
5 9 (1.41%) JavaScript
5 9 (1.41%) PHP
6 6 (0.94%) VB
6 6 (0.94%) VBA
7 5 (0.78%) Bash Shell
7 5 (0.78%) R
8 4 (0.63%) Go
8 4 (0.63%) Lua
9 2 (0.31%) C#
9 2 (0.31%) Java
9 2 (0.31%) Perl
9 2 (0.31%) Tcl
Qualifications
1 167 (26.18%) Cisco Certification
2 104 (16.30%) CCNP
3 100 (15.67%) CCNA
4 44 (6.90%) Degree
5 39 (6.11%) Microsoft Certification
6 31 (4.86%) MCP
7 27 (4.23%) CCDP
8 25 (3.92%) Security Cleared
9 23 (3.61%) JNCIA
9 23 (3.61%) JNCIS
10 22 (3.45%) SC Cleared
11 20 (3.13%) MCSE
12 18 (2.82%) CCIE
12 18 (2.82%) ITIL Foundation Certificate
13 15 (2.35%) MCSA
14 10 (1.57%) CCDA
14 10 (1.57%) SSCP
15 9 (1.41%) DBS Check
15 9 (1.41%) Microsoft Certified Architect
15 9 (1.41%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 53 (8.31%) SLA
2 19 (2.98%) GDPR
3 16 (2.51%) ISO/IEC 27001
4 8 (1.25%) PCI DSS
5 4 (0.63%) ISO 9001
5 4 (0.63%) QA
5 4 (0.63%) Sarbanes-Oxley
6 1 (0.16%) Data Quality
6 1 (0.16%) HMG Security Policy Framework
6 1 (0.16%) IEC 62304
6 1 (0.16%) JSP 440
System Software
1 258 (40.44%) Active Directory
2 138 (21.63%) VMware Infrastructure
3 91 (14.26%) Hyper-V
4 28 (4.39%) VMware ESXi
5 24 (3.76%) VMware Server
5 24 (3.76%) XenApp
6 20 (3.13%) XenDesktop
7 18 (2.82%) Kamailio
8 17 (2.66%) VMware NSX
9 16 (2.51%) vSphere
10 11 (1.72%) Virtual Desktop
11 9 (1.41%) Docker
11 9 (1.41%) Virtual Machines
12 7 (1.10%) Virtual Servers
12 7 (1.10%) VMware Workstation
13 5 (0.78%) Firmware
13 5 (0.78%) OpenSIPS
13 5 (0.78%) pfSense
14 4 (0.63%) Citrix Presentation Server
14 4 (0.63%) MetaFrame
Systems Management
1 46 (7.21%) SCCM
2 31 (4.86%) Ansible
3 30 (4.70%) Microsoft Intune
4 26 (4.08%) Opscode Chef
4 26 (4.08%) Puppet
5 25 (3.92%) Nagios
6 15 (2.35%) Cisco CUCM
7 14 (2.19%) vCenter Server
8 9 (1.41%) Cisco Prime
9 7 (1.10%) FortiGate
10 6 (0.94%) CASB
10 6 (0.94%) Cisco UCCX
10 6 (0.94%) Terraform
11 5 (0.78%) Amdocs OSS
11 5 (0.78%) ITRS Geneos
12 4 (0.63%) Kubernetes
13 3 (0.47%) Jamf Pro
13 3 (0.47%) Single Sign-On
13 3 (0.47%) Symantec Endpoint Protection
13 3 (0.47%) WSUS
Vendors
1 287 (44.98%) Cisco
2 253 (39.66%) Microsoft
3 231 (36.21%) VMware
4 96 (15.05%) Avaya
5 79 (12.38%) Citrix
6 63 (9.87%) Palo Alto
7 57 (8.93%) Juniper
8 51 (7.99%) Mitel
9 40 (6.27%) CheckPoint
10 38 (5.96%) Dell
11 37 (5.80%) SolarWinds
11 37 (5.80%) Sophos
12 36 (5.64%) Veeam
13 30 (4.70%) NetApp
14 29 (4.55%) Riverbed
15 28 (4.39%) HP
16 27 (4.23%) Meraki
17 24 (3.76%) F5
18 18 (2.82%) BroadSoft
19 14 (2.19%) Aruba