Period
to 28 September 2020

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 28 September 2020 with a comparison to the same period in the previous 2 years.

Voice Over IP (VoIP)
England > London
6 months to
28 Sep 2020
Same period 2019 Same period 2018
Rank 301 352 432
Rank change year-on-year +51 +80 -90
Permanent jobs citing VoIP 159 459 464
As % of all permanent jobs advertised in London 0.81% 0.83% 0.68%
As % of the Communications & Networking category 5.90% 6.44% 4.96%
Number of salaries quoted 153 403 411
Median annual salary £50,000 £37,500 £47,500
Median salary % change year-on-year +33.33% -21.05% -5.00%
10th Percentile £36,250 £25,000 £26,250
90th Percentile £77,500 £68,750 £73,750
England median annual salary £47,000 £37,500 £38,000
% change year-on-year +25.33% -1.32% -9.52%

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 2,693 7,130 9,347
As % of all permanent IT jobs advertised in London 13.66% 12.90% 13.66%
Number of salaries quoted 2,200 5,780 7,669
Median annual salary £65,000 £55,000 £55,000
Median salary % change year-on-year +18.18% - -
10th Percentile £36,750 £28,750 £30,000
90th Percentile £95,000 £86,250 £85,000
England median annual salary £52,500 £46,000 £47,500
% change year-on-year +14.13% -3.16% +5.56%

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 28 September 2020.

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 28 September 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
Central London +52 27 £50,000 +42.86% 3
East London +23 7 £40,000 +18.52% 2
South London +42 6 £33,140 -26.36%
North London +22 6 £57,500 +91.67%
West London +77 4 £43,000 -21.82%
VoIP
England

For the 6 months to 28 September 2020, 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.

1 111 (69.81%) Cisco
2 82 (51.57%) Firewall
3 68 (42.77%) LAN
4 67 (42.14%) Active Directory
5 66 (41.51%) Azure
6 65 (40.88%) WAN
6 65 (40.88%) VMware
7 62 (38.99%) Microsoft
8 61 (38.36%) Office 365
9 60 (37.74%) Cisco Certification
10 57 (35.85%) VPN
11 54 (33.96%) DNS
12 52 (32.70%) DHCP
13 49 (30.82%) Windows
13 49 (30.82%) AWS
14 45 (28.30%) Wireless
15 44 (27.67%) Microsoft Office
16 43 (27.04%) VMware Infrastructure
17 42 (26.42%) MPLS
18 39 (24.53%) Wi-Fi
18 39 (24.53%) Palo Alto
19 38 (23.90%) Linux
20 37 (23.27%) OSPF
20 37 (23.27%) Network Security
21 35 (22.01%) BGP
21 35 (22.01%) CCNP
22 34 (21.38%) Python
23 32 (20.13%) IPsec
23 32 (20.13%) Network Monitoring
24 31 (19.50%) Ansible

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 27 (16.98%) Skype for Business
2 21 (13.21%) CMS
3 16 (10.06%) MS Exchange
4 8 (5.03%) SharePoint
5 4 (2.52%) IIS
5 4 (2.52%) Tomcat
6 3 (1.89%) Confluence
6 3 (1.89%) SharePoint Server
7 1 (0.63%) Apache
7 1 (0.63%) Blackberry Enterprise Server
7 1 (0.63%) Exchange Server 2010
7 1 (0.63%) nginx
Applications
1 44 (27.67%) Microsoft Office
2 24 (15.09%) MS Visio
3 5 (3.14%) Microsoft Excel
4 1 (0.63%) 3ds Max
4 1 (0.63%) Acrobat
4 1 (0.63%) Adobe Illustrator
4 1 (0.63%) Adobe Premiere
4 1 (0.63%) InDesign
4 1 (0.63%) LightWave 3D
4 1 (0.63%) Microsoft PowerPoint
4 1 (0.63%) MODO
4 1 (0.63%) Photoshop
4 1 (0.63%) Revit
4 1 (0.63%) SketchUp
Business Applications
1 4 (2.52%) FastStats
1 4 (2.52%) Unica
Cloud Services
1 66 (41.51%) Azure
2 61 (38.36%) Office 365
3 49 (30.82%) AWS
4 30 (18.87%) GCP
5 27 (16.98%) Azure Active Directory
6 22 (13.84%) Route 53
6 22 (13.84%) Slack
7 5 (3.14%) Mimecast
7 5 (3.14%) TestFlight
8 4 (2.52%) Cloud Computing
9 2 (1.26%) OneDrive
9 2 (1.26%) SaaS
10 1 (0.63%) Amazon EC2
10 1 (0.63%) G Suite
Communications & Networking
1 82 (51.57%) Firewall
2 68 (42.77%) LAN
3 65 (40.88%) WAN
4 57 (35.85%) VPN
5 54 (33.96%) DNS
6 52 (32.70%) DHCP
7 45 (28.30%) Wireless
8 42 (26.42%) MPLS
9 39 (24.53%) Wi-Fi
10 37 (23.27%) Network Security
10 37 (23.27%) OSPF
11 35 (22.01%) BGP
12 32 (20.13%) IPsec
13 31 (19.50%) Skype
14 30 (18.87%) Unified Communications
15 29 (18.24%) SNMP
16 27 (16.98%) Wireshark
17 25 (15.72%) H.323
17 25 (15.72%) WebEx
18 24 (15.09%) MGCP
Database & Business Intelligence
1 6 (3.77%) SQL Server
2 2 (1.26%) PostgreSQL
2 2 (1.26%) Relational Database
3 1 (0.63%) Amazon RDS
3 1 (0.63%) Apache Cassandra
3 1 (0.63%) Azure SQL Database
3 1 (0.63%) InfluxDB
3 1 (0.63%) KDB
3 1 (0.63%) Kdb+
3 1 (0.63%) MongoDB
3 1 (0.63%) MySQL
3 1 (0.63%) NoSQL
3 1 (0.63%) RDBMS
Development Applications
1 5 (3.14%) Xcode
2 3 (1.89%) Git (software)
3 2 (1.26%) Jenkins
4 1 (0.63%) Grunt
4 1 (0.63%) JIRA
4 1 (0.63%) Phing
4 1 (0.63%) PHPUnit
4 1 (0.63%) Redmine
4 1 (0.63%) Subversion
4 1 (0.63%) Vagrant
4 1 (0.63%) VSS/SourceSafe
4 1 (0.63%) webpack
General
1 29 (18.24%) Telecoms
2 20 (12.58%) Finance
3 11 (6.92%) Public Sector
4 7 (4.40%) Banking
5 6 (3.77%) Marketing
6 5 (3.14%) Law
7 4 (2.52%) Legal
7 4 (2.52%) Retail
8 2 (1.26%) Housing Association
9 1 (0.63%) Back Office
9 1 (0.63%) Games
Job Titles
1 58 (36.48%) Network Engineer
2 19 (11.95%) Senior Network Engineer
3 18 (11.32%) Infrastructure Engineer
4 14 (8.81%) Unified Communications Engineer
5 12 (7.55%) Analyst
5 12 (7.55%) Cisco Engineer
5 12 (7.55%) Support Engineer
6 8 (5.03%) 3rd Line Support
6 8 (5.03%) IT Engineer
7 7 (4.40%) 3rd Line Engineer
7 7 (4.40%) Cisco Network Engineer
7 7 (4.40%) Cisco Support
7 7 (4.40%) Developer
7 7 (4.40%) Infrastructure Analyst
7 7 (4.40%) IT Infrastructure Engineer
8 6 (3.77%) Implementation Engineer
8 6 (3.77%) Network Analyst
8 6 (3.77%) Network Implementation Engineer
8 6 (3.77%) Voice Engineer
8 6 (3.77%) VoIP Engineer
Libraries, Frameworks & Software Standards
1 20 (12.58%) XMPP
2 12 (7.55%) REST
3 7 (4.40%) Web Services
4 5 (3.14%) FreeSWITCH
4 5 (3.14%) JSON
4 5 (3.14%) Node.js
4 5 (3.14%) OAuth
4 5 (3.14%) OAuth2
5 3 (1.89%) 802.1X
5 3 (1.89%) WSH
6 2 (1.26%) WebRTC
7 1 (0.63%) Angular 2
7 1 (0.63%) AngularJS
7 1 (0.63%) Corona SDK
7 1 (0.63%) jQuery
7 1 (0.63%) LAPP Stack
7 1 (0.63%) RESTful
7 1 (0.63%) Unreal Engine
7 1 (0.63%) V-Ray
7 1 (0.63%) ZeroMQ
Miscellaneous
1 23 (14.47%) Management Information System
2 13 (8.18%) Data Centre
3 12 (7.55%) Fat Client
3 12 (7.55%) Thin Client
4 10 (6.29%) User Experience
5 9 (5.66%) Hybrid Cloud
6 6 (3.77%) Greenfield Project
7 5 (3.14%) Analytical Skills
7 5 (3.14%) Clustering
8 4 (2.52%) Distributed Denial-of-Service
8 4 (2.52%) EFT
8 4 (2.52%) Public Cloud
8 4 (2.52%) Self-Motivation
8 4 (2.52%) Smartphone
8 4 (2.52%) Wiki
9 3 (1.89%) Replication
9 3 (1.89%) RSA SecurID
9 3 (1.89%) Video Conferencing
10 2 (1.26%) Virtual Team
11 1 (0.63%) Linux Command Line
Operating Systems
1 49 (30.82%) Windows
2 38 (23.90%) Linux
3 31 (19.50%) Windows Server
4 22 (13.84%) Mac OS X
5 21 (13.21%) Windows 10
6 17 (10.69%) Windows Server 2008
7 16 (10.06%) Windows Server 2012
7 16 (10.06%) Windows Server 2016
8 11 (6.92%) Windows 7
8 11 (6.92%) Windows Server 2019
9 6 (3.77%) Apple iOS
10 5 (3.14%) Windows 8
11 2 (1.26%) Mac OS
12 1 (0.63%) Android
12 1 (0.63%) CentOS
12 1 (0.63%) Kali Linux
12 1 (0.63%) Red Hat Enterprise Linux
12 1 (0.63%) SUSE
12 1 (0.63%) Unix
12 1 (0.63%) Windows Server 2003
Processes & Methodologies
1 32 (20.13%) Network Monitoring
2 22 (13.84%) B2B
2 22 (13.84%) Identity Management
2 22 (13.84%) Performance Analysis
2 22 (13.84%) Problem-Solving
2 22 (13.84%) Security Monitoring
3 21 (13.21%) Infrastructure Engineering
4 19 (11.95%) Agile Software Development
4 19 (11.95%) ITIL
5 15 (9.43%) Migration
5 15 (9.43%) Network Management
6 12 (7.55%) Capacity Planning
6 12 (7.55%) DevOps
6 12 (7.55%) Information Security
7 11 (6.92%) Patch Management
7 11 (6.92%) Problem Management
8 10 (6.29%) Disaster Recovery
8 10 (6.29%) Mobile Device Management
9 9 (5.66%) CRM
9 9 (5.66%) Service Delivery
Programming Languages
1 34 (21.38%) Python
2 24 (15.09%) PowerShell
3 6 (3.77%) JavaScript
3 6 (3.77%) SQL
4 5 (3.14%) Apple Swift
4 5 (3.14%) C#
5 4 (2.52%) T-SQL
6 3 (1.89%) C
6 3 (1.89%) VBScript
7 2 (1.26%) C++
7 2 (1.26%) PHP
8 1 (0.63%) Bash Shell
8 1 (0.63%) Bourne shell
8 1 (0.63%) C-shell
8 1 (0.63%) Go
8 1 (0.63%) Java
8 1 (0.63%) Korn
8 1 (0.63%) Perl
Qualifications
1 60 (37.74%) Cisco Certification
2 35 (22.01%) CCNP
3 31 (19.50%) CCNA
4 10 (6.29%) JNCIA
4 10 (6.29%) Microsoft Certification
5 9 (5.66%) JNCIS
6 8 (5.03%) CCDP
7 7 (4.40%) ITIL Foundation Certificate
7 7 (4.40%) MCSE
8 6 (3.77%) Degree
8 6 (3.77%) VMware Certified Professional (VCP)
9 5 (3.14%) A+ Certification
9 5 (3.14%) CCVP
9 5 (3.14%) MCITP
9 5 (3.14%) Network+ Certification
10 4 (2.52%) CCIE
10 4 (2.52%) CCSA
10 4 (2.52%) ITIL Certification
10 4 (2.52%) MCP
10 4 (2.52%) MCSA
Quality Assurance & Compliance
1 16 (10.06%) SLA
System Software
1 67 (42.14%) Active Directory
2 43 (27.04%) VMware Infrastructure
3 20 (12.58%) Hyper-V
4 10 (6.29%) vSphere
5 9 (5.66%) VMware ESXi
5 9 (5.66%) VMware Server
6 6 (3.77%) Virtual Servers
7 5 (3.14%) Citrix Presentation Server
7 5 (3.14%) Kamailio
7 5 (3.14%) MetaFrame
8 4 (2.52%) Virtual Desktop
8 4 (2.52%) VMware Workstation
8 4 (2.52%) XenApp
9 2 (1.26%) Docker
9 2 (1.26%) ProxySG
10 1 (0.63%) BIND 9
10 1 (0.63%) LXC
10 1 (0.63%) Virtual Machines
10 1 (0.63%) XenDesktop
10 1 (0.63%) zsh
Systems Management
1 31 (19.50%) Ansible
2 27 (16.98%) Nagios
3 24 (15.09%) Cisco CUCM
3 24 (15.09%) Cisco UCCX
4 22 (13.84%) Opscode Chef
4 22 (13.84%) Puppet
5 10 (6.29%) Symantec Endpoint Protection
6 9 (5.66%) Microsoft Intune
6 9 (5.66%) SCCM
7 6 (3.77%) Terraform
7 6 (3.77%) WSUS
8 4 (2.52%) Backup Exec
8 4 (2.52%) CASB
9 3 (1.89%) Cisco UCCE
10 2 (1.26%) Kubernetes
11 1 (0.63%) Icinga
11 1 (0.63%) Jamf Pro
11 1 (0.63%) Prometheus
11 1 (0.63%) ZABBIX
Vendors
1 111 (69.81%) Cisco
2 65 (40.88%) VMware
3 62 (38.99%) Microsoft
4 39 (24.53%) Palo Alto
5 29 (18.24%) Avaya
6 24 (15.09%) Riverbed
7 19 (11.95%) Citrix
8 18 (11.32%) Juniper
9 14 (8.81%) Meraki
9 14 (8.81%) Sophos
10 12 (7.55%) CheckPoint
11 11 (6.92%) HP
12 10 (6.29%) F5
12 10 (6.29%) Symantec
13 8 (5.03%) Mitel
13 8 (5.03%) Polycom
13 8 (5.03%) SolarWinds
14 7 (4.40%) Adobe
15 6 (3.77%) Apple
15 6 (3.77%) Aruba