The table below looks at the statistics for VoIP skills in IT jobs advertised for the City of London region. Included is a guide to the average salaries offered in IT jobs that have cited VoIP over the 3 months to 27 February 2015 with a comparison to the same period in the previous 2 years.

Location
3 months to
27 Feb 2015
Same period 2014 Same period 2013
Voice Over IP (VoIP)
Rank 138 213 179
Rank change year-on-year
+75 -34
Permanent jobs citing VoIP 195 100 141
As % of all permanent IT jobs located in the City of London 1.87% 0.96% 1.30%
As % of the Communications & Networking category 9.96% 6.28% 6.27%
Number of salaries quoted 184 84 138
Average salary £52,500 £50,000 £47,500
Average salary % change year-on-year
+5.00% +5.26%
90% offered a salary of more than £33,000 £28,650 £27,850
10% offered a salary of more than £70,000 £67,500 £65,000
UK excluding London average salary £35,000 £37,500 £37,500
% change year-on-year
-6.66% -
VoIP
London

The following table is for comparison with the above and provides statistics for the entire Communications & Networking category in permanent jobs advertised in the City of London region.

Communications & Networking Category
City of London
Permanent IT job ads with a match in the
Communications & Networking category
1958 1593 2250
As % of all permanent IT jobs located in the City of London 18.82% 15.34% 20.71%
Number of salaries quoted 1649 1343 2020
Average salary £52,500 £51,500 £50,000
Average salary % change year-on-year
+1.94% +3.00%
90% offered a salary of more than £33,000 £32,000 £32,500
10% offered a salary of more than £70,000 £70,000 £70,000
UK excluding London average salary £40,000 £40,000 £40,000

VoIP
Jobs Demand Trend in the City of London

This chart provides a 3-month moving total of permanent IT jobs citing VoIP across the City of London region as a proportion of the total demand within the Communications & Networking category.

VoIP Jobs Demand Trend 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 across the City of London region.

VoIP Salary Trend in the City of London

VoIP
Salary Histogram in the City of London

This chart provides a salary histogram for IT jobs citing VoIP across the City of London region over the 3 months to 27 February 2015.

VoIP Salary Histogram in the City of London

VoIP
Top 30 Related IT Skills in the City of London

For the 6 months to 27 February 2015, IT jobs across the City of London region citing VoIP also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited VoIP.

1 187 (54.20%) Cisco
2 145 (42.03%) Microsoft
3 141 (40.87%) WAN
4 138 (40.00%) Windows
5 134 (38.84%) Firewall
6 127 (36.81%) LAN
7 120 (34.78%) Finance
8 115 (33.33%) VPN
9 113 (32.75%) Cisco Certification
10 96 (27.83%) Active Directory
11 80 (23.19%) ITIL
11 80 (23.19%) Network Security
12 75 (21.74%) Wireless
13 72 (20.87%) MPLS
14 71 (20.58%) MS Office
15 70 (20.29%) CheckPoint
16 69 (20.00%) TCP/IP
17 67 (19.42%) VLAN
18 61 (17.68%) VMware
19 58 (16.81%) Telecoms
20 57 (16.52%) CCNA
20 57 (16.52%) Citrix
20 57 (16.52%) Degree
21 55 (15.94%) DNS
22 54 (15.65%) MS Excel
23 53 (15.36%) Project Management
24 52 (15.07%) Linux
24 52 (15.07%) CCNP
25 50 (14.49%) Cisco IOS
25 50 (14.49%) Windows 7

VoIP
Top Related IT Skills in the City of London by Category

For the 6 months to 27 February 2015, IT jobs across the City of London region citing VoIP also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited VoIP. Up to 20 skills are shown per category.

Application Platforms
1 49 (14.20%) MS Exchange
2 35 (10.14%) Lync
3 22 (6.38%) IIS
4 17 (4.93%) SharePoint
5 16 (4.64%) Exchange Server 2010
5 16 (4.64%) Apache
6 9 (2.61%) Blackberry Enterprise Server
7 8 (2.32%) Exchange Server 2007
8 7 (2.03%) Tomcat
9 6 (1.74%) Exchange Server 2013
10 3 (0.87%) WorkSite
11 2 (0.58%) SharePoint 2010
11 2 (0.58%) Exchange Server 2003
12 1 (0.29%) GroupWise
12 1 (0.29%) IBM Notes
Applications
1 71 (20.58%) MS Office
2 54 (15.65%) MS Excel
3 5 (1.45%) MS Visio
4 2 (0.58%) MS Project
5 1 (0.29%) MS PowerPoint
Business Applications
1 2 (0.58%) Dynamics CRM
2 1 (0.29%) Dynamics GP
Cloud Services
1 7 (2.03%) Office 365
2 2 (0.58%) GitHub
2 2 (0.58%) PaaS
3 1 (0.29%) IaaS
3 1 (0.29%) Microsoft Azure
3 1 (0.29%) SaaS
Communications & Networking
1 141 (40.87%) WAN
2 134 (38.84%) Firewall
3 127 (36.81%) LAN
4 115 (33.33%) VPN
5 80 (23.19%) Network Security
6 75 (21.74%) Wireless
7 72 (20.87%) MPLS
8 69 (20.00%) TCP/IP
9 67 (19.42%) VLAN
10 55 (15.94%) DNS
11 50 (14.49%) Cisco IOS
12 47 (13.62%) OSPF
12 47 (13.62%) BGP
13 41 (11.88%) Internet
14 37 (10.72%) SAN
15 35 (10.14%) EIGRP
15 35 (10.14%) Wi-Fi
15 35 (10.14%) Cisco ASA
16 33 (9.57%) DHCP
17 31 (8.99%) Unified Communications
Database & Business Intelligence
1 18 (5.22%) MySQL
1 18 (5.22%) SQL Server
2 7 (2.03%) PostgreSQL
3 6 (1.74%) Hadoop
3 6 (1.74%) Big Data
4 4 (1.16%) Data Warehouse
5 3 (0.87%) Relational Database
6 2 (0.58%) BusinessObjects XI
6 2 (0.58%) BusinessObjects Web Intelligence
6 2 (0.58%) BusinessObjects
6 2 (0.58%) SQL Server 2012
7 1 (0.29%) Oracle Database
7 1 (0.29%) MS Access
Development Applications
1 7 (2.03%) Serena SBM
2 5 (1.45%) Mercurial
3 3 (0.87%) TeamCity
4 2 (0.58%) Git (software)
General
1 120 (34.78%) Finance
2 58 (16.81%) Telecoms
3 37 (10.72%) Banking
4 24 (6.96%) Retail
5 13 (3.77%) Advertising
6 12 (3.48%) Financial Institution
7 11 (3.19%) Investment Banking
8 10 (2.90%) Back Office
8 10 (2.90%) Legal
9 6 (1.74%) Law
10 4 (1.16%) Marketing
11 3 (0.87%) Publishing
12 2 (0.58%) Spanish Language
13 1 (0.29%) Dutch Language
13 1 (0.29%) Electronics
Job Titles
1 73 (21.16%) Network Engineer
2 49 (14.20%) Analyst
3 39 (11.30%) Consultant
4 31 (8.99%) Support Analyst
5 28 (8.12%) Senior Network Engineer
6 27 (7.83%) IT Support
7 21 (6.09%) IT Support Analyst
8 20 (5.80%) Cisco Engineer
9 17 (4.93%) Security Engineer
10 16 (4.64%) Microsoft Consultant
10 16 (4.64%) Support Engineer
11 15 (4.35%) Support Specialist
12 13 (3.77%) Voice Engineer
13 12 (3.48%) Administrator
14 11 (3.19%) Service Analyst
14 11 (3.19%) Infrastructure Engineer
14 11 (3.19%) Technical Support
15 10 (2.90%) Systems Administrator
15 10 (2.90%) Network Security Engineer
15 10 (2.90%) Service Manager
Libraries, Frameworks & Software Standards
1 7 (2.03%) SOAP
1 7 (2.03%) Django
2 5 (1.45%) Hibernate
2 5 (1.45%) Spring
2 5 (1.45%) Twisted
2 5 (1.45%) JAX-RS
2 5 (1.45%) Servlets
3 2 (0.58%) LAMP
3 2 (0.58%) HTML
3 2 (0.58%) jQuery
3 2 (0.58%) OAuth
4 1 (0.29%) Qt
4 1 (0.29%) GTK+
4 1 (0.29%) FreeSWITCH
4 1 (0.29%) .NET
4 1 (0.29%) J2EE
4 1 (0.29%) Web Services
4 1 (0.29%) CORBA
4 1 (0.29%) POSIX
4 1 (0.29%) SAML
Miscellaneous
1 34 (9.86%) Video Conferencing
2 27 (7.83%) Computer Science
3 26 (7.54%) Analytical Skills
4 21 (6.09%) Blackberry
5 19 (5.51%) Client/Server
6 16 (4.64%) EPoS
7 12 (3.48%) IPTV
7 12 (3.48%) iPhone
8 11 (3.19%) Replication
9 9 (2.61%) Clustering
9 9 (2.61%) CCTV
10 7 (2.03%) Management Information System
10 7 (2.03%) Handset
10 7 (2.03%) Open Source
10 7 (2.03%) Data Structures
10 7 (2.03%) Algorithms
11 6 (1.74%) iPad
12 5 (1.45%) Hedge funds
12 5 (1.45%) FlexPod
12 5 (1.45%) CMDB
Operating Systems
1 138 (40.00%) Windows
2 52 (15.07%) Linux
3 50 (14.49%) Windows 7
4 46 (13.33%) Windows Server 2003
5 39 (11.30%) Windows Server 2008
6 35 (10.14%) Windows XP
7 25 (7.25%) Android
8 23 (6.67%) Windows 8
9 20 (5.80%) Apple iOS
10 11 (3.19%) Windows Server 2012
10 11 (3.19%) CentOS
11 8 (2.32%) UNIX
12 6 (1.74%) Windows Vista
12 6 (1.74%) Red Hat Enterprise Linux
12 6 (1.74%) Debian
13 4 (1.16%) Windows Mobile
14 2 (0.58%) Windows 2000
14 2 (0.58%) Mac OS
14 2 (0.58%) Mac OS X
14 2 (0.58%) Windows Phone
Processes & Methodologies
1 80 (23.19%) ITIL
2 53 (15.36%) Project Management
3 33 (9.57%) Service Delivery
4 32 (9.28%) Network Design
5 29 (8.41%) Load Balancing
6 26 (7.54%) Disaster Recovery
7 23 (6.67%) Time Management
8 19 (5.51%) Migration
9 17 (4.93%) Network Monitoring
10 16 (4.64%) Network Architecture
11 13 (3.77%) Service Management
12 12 (3.48%) Change Management
13 11 (3.19%) CRM
13 11 (3.19%) Network Management
14 8 (2.32%) Root Cause Analysis
14 8 (2.32%) Capacity Management
15 7 (2.03%) ITIL V2
15 7 (2.03%) Network Load Balancing
15 7 (2.03%) Requirements Analysis
15 7 (2.03%) PRINCE2
Programming Languages
1 36 (10.43%) SQL
2 10 (2.90%) JavaScript
3 9 (2.61%) Python
3 9 (2.61%) PowerShell
4 7 (2.03%) Java
5 5 (1.45%) Bash Shell
5 5 (1.45%) PHP
6 4 (1.16%) Ruby
7 2 (0.58%) Erlang
7 2 (0.58%) C
7 2 (0.58%) Perl
8 1 (0.29%) Embedded C
Qualifications
1 113 (32.75%) Cisco Certification
2 57 (16.52%) CCNA
2 57 (16.52%) Degree
3 52 (15.07%) CCNP
4 39 (11.30%) Microsoft Certification
5 32 (9.28%) MCSE
6 25 (7.25%) ITIL Certification
7 23 (6.67%) MCITP
8 20 (5.80%) CCIE
9 19 (5.51%) Security Cleared
10 17 (4.93%) SC Cleared
11 16 (4.64%) Microsoft Certified Master
12 12 (3.48%) MCSA
12 12 (3.48%) MCP
13 11 (3.19%) VMware Certified Professional (VCP)
14 9 (2.61%) CCSA
15 8 (2.32%) CCVP
15 8 (2.32%) VCP4
16 7 (2.03%) CCENT
17 6 (1.74%) CISSP
Quality Assurance & Compliance
1 38 (11.01%) SLA
2 7 (2.03%) ISO/IEC 27001
3 6 (1.74%) ISO 9001
4 2 (0.58%) QA
System Software
1 96 (27.83%) Active Directory
2 43 (12.46%) VMware Infrastructure
3 16 (4.64%) XenApp
4 8 (2.32%) XenServer
4 8 (2.32%) vSphere
5 7 (2.03%) XenDesktop
5 7 (2.03%) Xen
6 5 (1.45%) Terminal Services
6 5 (1.45%) VMware ESXi
7 4 (1.16%) NFS
8 3 (0.87%) VirtualBox
8 3 (0.87%) Hyper-V
9 2 (0.58%) VMware Server
9 2 (0.58%) VMware ESX
10 1 (0.29%) Snort
10 1 (0.29%) ISA Server
10 1 (0.29%) Forefront TMG
Systems Management
1 26 (7.54%) Cisco CUCM
2 11 (3.19%) Backup Exec
3 8 (2.32%) Cisco LMS
4 7 (2.03%) Tivoli
5 6 (1.74%) Nagios
5 6 (1.74%) SCCM
6 5 (1.45%) Cisco IPCC
6 5 (1.45%) WSUS
7 4 (1.16%) OPNET
8 3 (0.87%) Cisco UCCE
8 3 (0.87%) logstash
9 2 (0.58%) Puppet
9 2 (0.58%) Cisco UCCX
9 2 (0.58%) OpenView
10 1 (0.29%) Norton AntiVirus
10 1 (0.29%) Casper Suite
10 1 (0.29%) FortiGate
Vendors
1 187 (54.20%) Cisco
2 145 (42.03%) Microsoft
3 70 (20.29%) CheckPoint
4 61 (17.68%) VMware
5 57 (16.52%) Citrix
6 45 (13.04%) Juniper
7 40 (11.59%) Avaya
8 25 (7.25%) HP
9 24 (6.96%) Apple
9 24 (6.96%) SolarWinds
10 19 (5.51%) F5
11 17 (4.93%) Aruba
11 17 (4.93%) Blue Coat
12 15 (4.35%) Oracle
13 12 (3.48%) Verint
14 11 (3.19%) EMC
15 10 (2.90%) Nokia
15 10 (2.90%) Symantec
16 9 (2.61%) Barracuda Networks
17 8 (2.32%) NetApp
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