Period
to

The following table provides summary statistics for permanent job vacancies advertised in London 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 25 June 2022 with a comparison to the same period in the previous 2 years.

Voice Over IP (VoIP)
England > London
6 months to
25 Jun 2022
Same period 2021 Same period 2020
Rank 572 473 338
Rank change year-on-year -99 -135 +34
Permanent jobs citing VoIP 358 185 292
As % of all permanent jobs advertised in London 0.48% 0.46% 0.87%
As % of the Communications & Networking category 4.15% 4.31% 6.71%
Number of salaries quoted 237 151 259
10th Percentile £32,150 £32,500 £28,900
25th Percentile £40,000 £39,000 £36,625
Median annual salary (50th Percentile) £57,500 £50,000 £50,000
Median % change year-on-year +15.00% - +11.11%
75th Percentile £72,000 £69,750 £64,375
90th Percentile £80,800 £82,000 £76,500
England median annual salary £47,500 £40,000 £41,000
% change year-on-year +18.75% -2.44% +2.50%

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 advertised in London with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
London
Permanent vacancies with a requirement for communications or computer networking skills 8,628 4,294 4,353
As % of all permanent IT jobs advertised in London 11.49% 10.63% 13.02%
Number of salaries quoted 4,371 2,962 3,538
10th Percentile £32,500 £36,250 £31,750
25th Percentile £45,000 £47,500 £42,500
Median annual salary (50th Percentile) £62,500 £62,500 £60,000
Median % change year-on-year - +4.17% +9.09%
75th Percentile £82,500 £80,000 £75,000
90th Percentile £100,000 £94,975 £90,000
England median annual salary £52,500 £50,000 £50,000
% change year-on-year +5.00% - +6.38%

VoIP
Job Vacancy Trend in London

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

Job vacancy trend for VoIP in London

VoIP
Salary Trend in London

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

Salary trend for VoIP in London

VoIP
Salary Histogram in London

Salary distribution for jobs citing VoIP in London over the 6 months to 25 June 2022.

Salary histogram for VoIP in London

VoIP
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing VoIP within the London region over the 6 months to 25 June 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
Central London -19 40 £60,000 +20.00% 13
West London -48 15 £45,000 +19.21% 10
North London - 5 £32,000 - 2
South London -63 2 £38,625 -35.63% 1
East London -52 1 £40,000 +16.53% 4
VoIP
England

For the 6 months to 25 June 2022, 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 across the London region with a requirement for VoIP.

1 154 (43.02%) Windows
2 126 (35.20%) Social Skills
3 114 (31.84%) Microsoft
4 112 (31.28%) Active Directory
5 111 (31.01%) Agile
6 106 (29.61%) JavaScript
7 101 (28.21%) Node.js
8 94 (26.26%) Telecoms
8 94 (26.26%) Finance
9 93 (25.98%) Cisco
10 89 (24.86%) Firewall
11 84 (23.46%) Android
12 83 (23.18%) Data Centre
13 82 (22.91%) Microsoft 365
14 80 (22.35%) Windows Server
15 74 (20.67%) Java
15 74 (20.67%) Microsoft Office
16 71 (19.83%) WebRTC
16 71 (19.83%) Azure
17 67 (18.72%) Windows 10
18 66 (18.44%) LAN
19 62 (17.32%) WAN
20 61 (17.04%) ITIL
20 61 (17.04%) Analytical Skills
21 58 (16.20%) Mac OS
21 58 (16.20%) Test Automation
22 57 (15.92%) AWS
23 56 (15.64%) Degree
23 56 (15.64%) TDD
24 52 (14.53%) Apple iOS

VoIP
Co-occurring IT Skills in London 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 23 (6.42%) IBM Notes
2 15 (4.19%) IIS
3 13 (3.63%) Apache
4 8 (2.23%) WordPress
5 7 (1.96%) SharePoint
6 5 (1.40%) MS Exchange
6 5 (1.40%) Skype for Business
7 1 (0.28%) Confluence
7 1 (0.28%) OpenStack
Applications
1 74 (20.67%) Microsoft Office
2 21 (5.87%) Microsoft Project
3 6 (1.68%) MS Visio
Business Applications
1 23 (6.42%) Fidessa
2 6 (1.68%) NetSuite
3 3 (0.84%) BambooHR
Cloud Services
1 82 (22.91%) Microsoft 365
2 71 (19.83%) Azure
3 57 (15.92%) AWS
4 43 (12.01%) WhatsApp
5 18 (5.03%) Firebase
5 18 (5.03%) Google Play
6 16 (4.47%) SaaS
7 14 (3.91%) Google Workspace
8 13 (3.63%) PaaS
8 13 (3.63%) Slack
9 11 (3.07%) Trello
10 10 (2.79%) Azure Sentinel
11 7 (1.96%) Cloud Computing
12 5 (1.40%) Azure Active Directory
12 5 (1.40%) Mimecast
12 5 (1.40%) OneDrive
13 4 (1.12%) Amazon CloudWatch
13 4 (1.12%) Dynamics 365
14 3 (0.84%) Azure ExpressRoute
14 3 (0.84%) IaaS
Communications & Networking
1 89 (24.86%) Firewall
2 66 (18.44%) LAN
3 62 (17.32%) WAN
4 49 (13.69%) TCP/IP
5 46 (12.85%) Wi-Fi
6 41 (11.45%) DNS
7 38 (10.61%) VPN
8 36 (10.06%) DHCP
9 35 (9.78%) Wireless
10 28 (7.82%) VLAN
11 25 (6.98%) MPLS
11 25 (6.98%) NAS
12 20 (5.59%) BGP
13 19 (5.31%) HTTP
13 19 (5.31%) PBX
14 18 (5.03%) WebEx
15 17 (4.75%) OSPF
16 15 (4.19%) IPsec
16 15 (4.19%) SD-WAN
17 14 (3.91%) Network Security
Database & Business Intelligence
1 23 (6.42%) Couchbase
2 22 (6.15%) Big Data
3 21 (5.87%) Tableau
4 18 (5.03%) MongoDB
5 15 (4.19%) SQL Server
6 8 (2.23%) SQLite
7 2 (0.56%) Amazon RDS
8 1 (0.28%) PostgreSQL
8 1 (0.28%) Power BI
8 1 (0.28%) Relational Database
Development Applications
1 26 (7.26%) Jasmine
1 26 (7.26%) Mocha
1 26 (7.26%) Selenium
2 20 (5.59%) Git (software)
3 18 (5.03%) Android Studio
4 7 (1.96%) JIRA
5 1 (0.28%) Bitbucket
5 1 (0.28%) GoCD
5 1 (0.28%) Subversion
5 1 (0.28%) TeamCity
General
1 126 (35.20%) Social Skills
2 94 (26.26%) Finance
2 94 (26.26%) Telecoms
3 61 (17.04%) Analytical Skills
4 27 (7.54%) Banking
5 26 (7.26%) Investment Banking
6 25 (6.98%) Presentation Skills
7 11 (3.07%) Wearables
8 9 (2.51%) Back Office
9 8 (2.23%) Inclusion and Diversity
9 8 (2.23%) Publishing
10 7 (1.96%) Organisational Skills
11 5 (1.40%) Legal
11 5 (1.40%) Public Sector
12 3 (0.84%) Advertising
12 3 (0.84%) Billing
12 3 (0.84%) Law
12 3 (0.84%) Marketing
12 3 (0.84%) Retail
13 1 (0.28%) Spanish Language
Job Titles
1 118 (32.96%) Developer
2 51 (14.25%) Node.js Developer
3 43 (12.01%) Support Engineer
4 38 (10.61%) Software Developer
5 34 (9.50%) Analyst
6 29 (8.10%) Desktop Support
6 29 (8.10%) Full Stack Developer
6 29 (8.10%) Network Engineer
7 24 (6.70%) React Developer
8 23 (6.42%) Desktop Engineer
8 23 (6.42%) Desktop Support Engineer
9 20 (5.59%) Mobile Developer
9 20 (5.59%) Senior Developer
10 19 (5.31%) Support Analyst
11 18 (5.03%) 2nd Line Support
11 18 (5.03%) Android Developer
11 18 (5.03%) Applications Developer
11 18 (5.03%) Cloud Developer
12 17 (4.75%) Java Developer
13 16 (4.47%) IT Support
Libraries, Frameworks & Software Standards
1 101 (28.21%) Node.js
2 71 (19.83%) WebRTC
3 48 (13.41%) REST
4 45 (12.57%) JSON
5 43 (12.01%) React
6 42 (11.73%) RESTful
7 39 (10.89%) Web Services
8 26 (7.26%) Ajax
8 26 (7.26%) CSS
8 26 (7.26%) CSS3
8 26 (7.26%) HTML
8 26 (7.26%) HTML5
8 26 (7.26%) Jest
8 26 (7.26%) Sass
8 26 (7.26%) Web Components
9 23 (6.42%) Socket.IO
10 20 (5.59%) iOS SDK
10 20 (5.59%) WebSockets
11 19 (5.31%) .NET
12 18 (5.03%) OAuth
Miscellaneous
1 83 (23.18%) Data Centre
2 41 (11.45%) User Experience
3 39 (10.89%) Management Information System
3 39 (10.89%) Mobile App
3 39 (10.89%) Video Conferencing
4 28 (7.82%) Social Media
5 27 (7.54%) Enterprise Software
5 27 (7.54%) Social Network
6 23 (6.42%) Blackberry
7 15 (4.19%) Self-Motivation
8 14 (3.91%) Handset
9 13 (3.63%) Smartphone
10 12 (3.35%) Media Streaming
10 12 (3.35%) Video\Live Streaming
11 10 (2.79%) Fat Client
11 10 (2.79%) Housing Association
11 10 (2.79%) Public Cloud
11 10 (2.79%) Thin Client
12 9 (2.51%) Client/Server
13 7 (1.96%) IoT
Operating Systems
1 154 (43.02%) Windows
2 84 (23.46%) Android
3 80 (22.35%) Windows Server
4 67 (18.72%) Windows 10
5 58 (16.20%) Mac OS
6 52 (14.53%) Apple iOS
7 23 (6.42%) Windows 7
8 22 (6.15%) Linux
9 12 (3.35%) Windows Server 2012
10 11 (3.07%) Windows Server 2016
11 9 (2.51%) Unix
11 9 (2.51%) Windows Server 2019
12 2 (0.56%) Windows 8
13 1 (0.28%) CentOS
13 1 (0.28%) Debian
13 1 (0.28%) Red Hat Enterprise Linux
13 1 (0.28%) Ubuntu
13 1 (0.28%) Windows Server 2008
Processes & Methodologies
1 111 (31.01%) Agile
2 61 (17.04%) ITIL
3 58 (16.20%) Test Automation
4 56 (15.64%) TDD
5 46 (12.85%) Problem-Solving
6 44 (12.29%) Continuous Integration
7 43 (12.01%) Customer-Centricity
7 43 (12.01%) Full Stack Development
8 41 (11.45%) Migration
9 35 (9.78%) Mentoring
10 34 (9.50%) User Stories
11 33 (9.22%) Computer Science
11 33 (9.22%) Project Management
12 31 (8.66%) ITSM
12 31 (8.66%) Service Management
13 29 (8.10%) Creative Thinking
13 29 (8.10%) Inventory Management
14 28 (7.82%) Coaching
14 28 (7.82%) DevOps
14 28 (7.82%) Information Security
Programming Languages
1 106 (29.61%) JavaScript
2 74 (20.67%) Java
3 28 (7.82%) Apple Swift
3 28 (7.82%) Python
4 26 (7.26%) SQL
5 25 (6.98%) Objective-C
6 23 (6.42%) PowerShell
7 21 (5.87%) Kotlin
8 20 (5.59%) C
9 16 (4.47%) C++
10 14 (3.91%) Go
11 13 (3.63%) C#
12 12 (3.35%) Lua
13 11 (3.07%) TypeScript
14 10 (2.79%) Bash
15 3 (0.84%) Ruby
16 1 (0.28%) PHP
16 1 (0.28%) PL/SQL
16 1 (0.28%) Shell Script
16 1 (0.28%) VBScript
Qualifications
1 56 (15.64%) Degree
2 37 (10.34%) Cisco Certification
3 28 (7.82%) CCNP
4 23 (6.42%) CCNA
5 19 (5.31%) CCIE
5 19 (5.31%) ITIL Foundation Certificate
6 16 (4.47%) ITIL Certification
7 12 (3.35%) Computer Science Degree
8 10 (2.79%) Microsoft Certification
9 9 (2.51%) JNCIP
10 8 (2.23%) HP APS
10 8 (2.23%) MCSE
11 6 (1.68%) Security Cleared
12 3 (0.84%) SC Cleared
13 2 (0.56%) A+ Certification
13 2 (0.56%) CCVP
13 2 (0.56%) DBS Check
13 2 (0.56%) MCSA
13 2 (0.56%) Network+ Certification
13 2 (0.56%) PRINCE2 Certification
Quality Assurance & Compliance
1 45 (12.57%) QA
2 28 (7.82%) SLA
3 4 (1.12%) ISO/IEC 27001
3 4 (1.12%) PCI DSS
4 2 (0.56%) GDPR
5 1 (0.28%) Cyber Essentials
5 1 (0.28%) Cyber Essentials PLUS
System Software
1 112 (31.28%) Active Directory
2 30 (8.38%) Docker
3 18 (5.03%) VMware Infrastructure
4 12 (3.35%) Kamailio
4 12 (3.35%) OpenSIPS
4 12 (3.35%) Virtual Servers
4 12 (3.35%) VMware ESXi
5 10 (2.79%) Hyper-V
6 7 (1.96%) vSphere
7 5 (1.40%) Terminal Services
8 3 (0.84%) MetaFrame
9 2 (0.56%) Forefront TMG
9 2 (0.56%) Virtual Desktop
9 2 (0.56%) XenApp
10 1 (0.28%) Citrix Hypervisor
10 1 (0.28%) DRBD
10 1 (0.28%) Microsoft Virtual Server
10 1 (0.28%) Terminal Server
10 1 (0.28%) XenDesktop
Systems Management
1 41 (11.45%) SCCM
2 29 (8.10%) Kubernetes
3 18 (5.03%) Microsoft Intune
4 17 (4.75%) Nagios
5 11 (3.07%) Jamf Pro
6 9 (2.51%) cPanel
7 8 (2.23%) Backup Exec
8 7 (1.96%) Cisco CUCM
9 6 (1.68%) FortiGate
10 4 (1.12%) Single Sign-On
10 4 (1.12%) ZABBIX
11 3 (0.84%) Active Directory Federation Services
11 3 (0.84%) Nessus
11 3 (0.84%) vCenter Server
12 2 (0.56%) Cacti
13 1 (0.28%) Clonezilla
13 1 (0.28%) EdgeSight
13 1 (0.28%) EMC NetWorker
13 1 (0.28%) Grafana
13 1 (0.28%) Prometheus
Vendors
1 114 (31.84%) Microsoft
2 93 (25.98%) Cisco
3 43 (12.01%) Snapchat
3 43 (12.01%) VMware
4 35 (9.78%) HP
5 32 (8.94%) Google
6 31 (8.66%) Meraki
7 24 (6.70%) Bloomberg
7 24 (6.70%) Citrix
8 23 (6.42%) Lotus
9 21 (5.87%) Alteryx
9 21 (5.87%) Palo Alto
10 20 (5.59%) Juniper
10 20 (5.59%) SolarWinds
11 17 (4.75%) Apple
12 15 (4.19%) Avaya
12 15 (4.19%) Mitel
13 11 (3.07%) Veeam
14 10 (2.79%) Sophos
15 9 (2.51%) Nokia