Period
to 17 September 2019

The following table provides summary statistics for permanent job vacancies advertised in the City of 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 17 September 2019 with a comparison to the same period in the previous 2 years.

Voice Over IP (VoIP)
Central London > City of London
6 months to
17 Sep 2019
Same period 2018 Same period 2017
Rank 210 281 215
Rank change year-on-year +71 -66 -15
Permanent jobs citing VoIP 129 79 113
As % of all permanent IT jobs advertised in the City of London 1.27% 0.72% 1.12%
As % of the Communications & Networking category 9.85% 5.09% 7.20%
Number of salaries quoted 120 69 97
City of London median annual salary £32,500 £55,000 £55,000
Median salary % change year-on-year -40.91% - -
10th Percentile £23,450 £31,250 £28,000
90th Percentile £63,000 £79,250 £77,500
Central London median annual salary £35,000 £55,000 £50,000
% change year-on-year -36.36% +10.00% -

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 the City of London with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
City of London
Permanent vacancies with a requirement for communications or computer networking skills 1,310 1,551 1,570
As % of all permanent IT jobs advertised in the City of London 12.93% 14.14% 15.59%
Number of salaries quoted 1,159 1,368 1,406
City of London median annual salary £57,500 £57,500 £55,000
Median salary % change year-on-year - +4.55% -
10th Percentile £28,250 £31,250 £30,000
90th Percentile £91,500 £85,000 £80,000
Central London median annual salary £57,500 £56,250 £52,500
% change year-on-year +2.22% +7.14% -

VoIP
Job Vacancy Trend in the City of London

Job postings citing VoIP as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for VoIP in the City of London

VoIP
Salary Trend in the City of London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing VoIP in the City of London.

Salary trend for VoIP in the City of London

VoIP
Salary Histogram in the City of London

The salary distribution of IT jobs citing VoIP in the City of London over the 6 months to 17 September 2019.

Salary histogram for VoIP in the City of London

VoIP
Job Locations in the City of London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing VoIP within the City of London region over the 6 months to 17 September 2019. 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
London Bridge -9 1 £57,000 +90.00%
VoIP
Central London

For the 6 months to 17 September 2019, 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 City of London region with a requirement for VoIP.

1 101 (78.29%) Windows
2 84 (65.12%) Active Directory
3 81 (62.79%) Office 365
4 61 (47.29%) Microsoft
5 60 (46.51%) Windows Server
6 58 (44.96%) Windows 10
7 53 (41.09%) Firewall
8 46 (35.66%) Cisco
9 45 (34.88%) Microsoft Office
9 45 (34.88%) LAN
10 44 (34.11%) WAN
11 39 (30.23%) Wireless
11 39 (30.23%) Windows 7
12 35 (27.13%) TCP/IP
13 33 (25.58%) Microsoft Certification
14 30 (23.26%) Hyper-V
15 29 (22.48%) Mac OS X
16 28 (21.71%) Wi-Fi
16 28 (21.71%) VMware
17 26 (20.16%) DNS
18 24 (18.60%) Android
18 24 (18.60%) Asset Management
19 23 (17.83%) MCITP
20 22 (17.05%) Windows Server 2008
21 21 (16.28%) Azure
21 21 (16.28%) DHCP
22 19 (14.73%) Internet
22 19 (14.73%) Citrix
22 19 (14.73%) G Suite
22 19 (14.73%) Windows Server 2012

VoIP
Co-occurring IT Skills in the City of 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 13 (10.08%) MS Exchange
2 11 (8.53%) Skype for Business
3 10 (7.75%) IIS
4 4 (3.10%) Alfresco
4 4 (3.10%) CMS
5 3 (2.33%) SharePoint
6 2 (1.55%) Confluence
6 2 (1.55%) Exchange Server 2010
6 2 (1.55%) Exchange Server 2013
6 2 (1.55%) WordPress
7 1 (0.78%) Apache
7 1 (0.78%) Exchange Server 2007
7 1 (0.78%) Tomcat
Applications
1 45 (34.88%) Microsoft Office
2 5 (3.88%) Microsoft Excel
2 5 (3.88%) Microsoft PowerPoint
3 1 (0.78%) MS Visio
Cloud Services
1 81 (62.79%) Office 365
2 21 (16.28%) Azure
3 19 (14.73%) G Suite
4 16 (12.40%) AWS
5 6 (4.65%) Azure Active Directory
6 3 (2.33%) SaaS
6 3 (2.33%) Slack
7 2 (1.55%) IaaS
8 1 (0.78%) Amazon EC2
8 1 (0.78%) Amazon ECS
8 1 (0.78%) Amazon S3
8 1 (0.78%) AWS Fargate
8 1 (0.78%) PaaS
8 1 (0.78%) Trello
8 1 (0.78%) Virtual Private Cloud
Communications & Networking
1 53 (41.09%) Firewall
2 45 (34.88%) LAN
3 44 (34.11%) WAN
4 39 (30.23%) Wireless
5 35 (27.13%) TCP/IP
6 28 (21.71%) Wi-Fi
7 26 (20.16%) DNS
8 21 (16.28%) DHCP
9 19 (14.73%) Internet
10 18 (13.95%) VPN
11 12 (9.30%) VLAN
12 11 (8.53%) MPLS
12 11 (8.53%) Network Security
12 11 (8.53%) Skype
13 9 (6.98%) PBX
14 8 (6.20%) Cisco ASA
14 8 (6.20%) IP Telephony
15 7 (5.43%) BGP
16 6 (4.65%) OSPF
17 5 (3.88%) SAN
Database & Business Intelligence
1 16 (12.40%) SQL Server
2 3 (2.33%) Amazon RDS
3 2 (1.55%) SQL Server 2008
3 2 (1.55%) SQL Server 2012
4 1 (0.78%) SQL Server 2005
Development Applications
1 6 (4.65%) JIRA
2 1 (0.78%) Git (software)
2 1 (0.78%) Jenkins
General
1 9 (6.98%) Finance
2 6 (4.65%) Law
3 5 (3.88%) Marketing
4 3 (2.33%) Telecoms
5 2 (1.55%) Multimedia
6 1 (0.78%) Billing
Job Titles
1 56 (43.41%) IT Support
2 38 (29.46%) Analyst
3 34 (26.36%) IT Engineer
4 30 (23.26%) Support Engineer
5 28 (21.71%) IT Support Engineer
6 26 (20.16%) 2nd Line Support
7 23 (17.83%) Support Analyst
8 18 (13.95%) IT Analyst
9 17 (13.18%) IT Support Analyst
10 16 (12.40%) Network Engineer
11 15 (11.63%) 2nd Line Engineer
11 15 (11.63%) 2nd Line Support Engineer
11 15 (11.63%) Infrastructure Engineer
12 13 (10.08%) 1st/2nd Line Support
12 13 (10.08%) Active Directory Analyst
12 13 (10.08%) Active Directory Support
12 13 (10.08%) Active Directory Support Analyst
12 13 (10.08%) Desktop Support
13 10 (7.75%) Administrator
13 10 (7.75%) Infrastructure Analyst
Libraries, Frameworks & Software Standards
1 2 (1.55%) SAML
2 1 (0.78%) 802.1X
2 1 (0.78%) Elastic Stack
2 1 (0.78%) LDAP
2 1 (0.78%) REST
2 1 (0.78%) Web Services
Miscellaneous
1 16 (12.40%) iPhone
2 13 (10.08%) Management Information System
2 13 (10.08%) Self-Motivation
3 10 (7.75%) iPad
3 10 (7.75%) Video Conferencing
4 8 (6.20%) Blackberry
5 5 (3.88%) Analytical Skills
5 5 (3.88%) Data Centre
6 4 (3.10%) Public Cloud
7 3 (2.33%) Clustering
7 3 (2.33%) Distributed Denial-of-Service
7 3 (2.33%) Smartphone
8 2 (1.55%) Enterprise Storage
8 2 (1.55%) Hybrid Cloud
8 2 (1.55%) Microsoft Licensing
8 2 (1.55%) Replication
9 1 (0.78%) CCTV
9 1 (0.78%) Driving Licence
9 1 (0.78%) EMC VNX
9 1 (0.78%) NHS
Operating Systems
1 101 (78.29%) Windows
2 60 (46.51%) Windows Server
3 58 (44.96%) Windows 10
4 39 (30.23%) Windows 7
5 29 (22.48%) Mac OS X
6 24 (18.60%) Android
7 22 (17.05%) Windows Server 2008
8 19 (14.73%) Windows Server 2012
9 15 (11.63%) Windows 8
10 9 (6.98%) Apple iOS
11 6 (4.65%) Linux
12 5 (3.88%) Windows Vista
13 3 (2.33%) Mac OS
14 1 (0.78%) CentOS
14 1 (0.78%) Windows XP
Processes & Methodologies
1 24 (18.60%) Asset Management
2 18 (13.95%) ITIL
3 17 (13.18%) Problem-Solving
3 17 (13.18%) Time Management
4 16 (12.40%) Infrastructure Engineering
5 8 (6.20%) Creative Problem-Solving
5 8 (6.20%) Incident Management
5 8 (6.20%) Network Management
5 8 (6.20%) Service Management
6 6 (4.65%) Continuous Improvement
6 6 (4.65%) Patch Management
7 5 (3.88%) Configuration Management
7 5 (3.88%) Cybersecurity
7 5 (3.88%) Document Management
7 5 (3.88%) Infrastructure Monitoring
7 5 (3.88%) Security Monitoring
7 5 (3.88%) Software Deployment
8 4 (3.10%) Content Management
8 4 (3.10%) Information Security
8 4 (3.10%) Workflow
Programming Languages
1 17 (13.18%) SQL
2 9 (6.98%) PowerShell
3 2 (1.55%) Python
4 1 (0.78%) Bash Shell
4 1 (0.78%) Ruby
4 1 (0.78%) Shell Script
Qualifications
1 33 (25.58%) Microsoft Certification
2 23 (17.83%) MCITP
3 18 (13.95%) Cisco Certification
3 18 (13.95%) Degree
4 16 (12.40%) MCP
5 15 (11.63%) MCTS
6 13 (10.08%) CCNA
7 11 (8.53%) MCSA
8 10 (7.75%) CCNP
8 10 (7.75%) MCSE
9 3 (2.33%) DBS Check
10 2 (1.55%) A+ Certification
10 2 (1.55%) HND
11 1 (0.78%) CCENT
11 1 (0.78%) CompTIA Security+
11 1 (0.78%) ITIL Foundation Certificate
11 1 (0.78%) Network+ Certification
Quality Assurance & Compliance
1 4 (3.10%) GDPR
2 3 (2.33%) SLA
3 1 (0.78%) ISO/IEC 27001
3 1 (0.78%) MiFID
System Software
1 84 (65.12%) Active Directory
2 30 (23.26%) Hyper-V
3 16 (12.40%) VMware Infrastructure
4 2 (1.55%) Virtual Desktop
4 2 (1.55%) VMware ESXi
4 2 (1.55%) vSphere
5 1 (0.78%) BitLocker
5 1 (0.78%) Docker
5 1 (0.78%) Firmware
5 1 (0.78%) VMware Workstation
5 1 (0.78%) Xen
5 1 (0.78%) XenApp
5 1 (0.78%) XenDesktop
Systems Management
1 9 (6.98%) SCCM
2 8 (6.20%) Cisco CUCM
3 4 (3.10%) PaperCut
3 4 (3.10%) Single Sign-On
3 4 (3.10%) vCenter Server
4 2 (1.55%) Backup Exec
4 2 (1.55%) Cisco UCCX
4 2 (1.55%) Grafana
4 2 (1.55%) ZABBIX
5 1 (0.78%) Ansible
5 1 (0.78%) FortiGate
5 1 (0.78%) Kubernetes
5 1 (0.78%) SCOM
5 1 (0.78%) WSUS
5 1 (0.78%) XenMobile
Vendors
1 61 (47.29%) Microsoft
2 46 (35.66%) Cisco
3 28 (21.71%) VMware
4 19 (14.73%) Citrix
5 17 (13.18%) Meraki
6 15 (11.63%) Apple
7 11 (8.53%) HP
8 8 (6.20%) Juniper
9 7 (5.43%) CheckPoint
10 6 (4.65%) Avaya
11 5 (3.88%) Fortinet
11 5 (3.88%) Google
11 5 (3.88%) ProCurve
12 4 (3.10%) Salesforce.com
13 3 (2.33%) Arista
13 3 (2.33%) Veeam
14 2 (1.55%) Bloomberg
14 2 (1.55%) F5
14 2 (1.55%) McAfee
14 2 (1.55%) Palo Alto