Period
to 21 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Cardiff 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 21 November 2017 with a comparison to the same period in the previous 2 years.

Voice Over IP (VoIP)
South Wales > Cardiff
6 months to
21 Nov 2017
Same period 2016 Same period 2015
Rank 62 89 100
Rank change year-on-year +27 +11 -12
Permanent jobs citing VoIP 14 22 15
As % of all permanent IT jobs advertised in Cardiff 1.73% 1.60% 0.96%
As % of the Communications & Networking category 9.86% 10.68% 5.45%
Number of salaries quoted 12 22 12
Cardiff median annual salary £38,750 £30,500 £27,500
Median salary % change year-on-year +27.05% +10.91% -15.38%
10th Percentile £26,575 £18,800 £19,000
90th Percentile £43,750 £43,750 £47,250
South Wales median annual salary £37,500 £40,000 £23,750
% change year-on-year -6.25% +68.42% -26.36%

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 Cardiff with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
Cardiff
Permanent vacancies with a requirement for communications or computer networking skills 142 206 275
As % of all permanent IT jobs advertised in Cardiff 17.53% 15.03% 17.62%
Number of salaries quoted 132 179 255
Cardiff median annual salary £37,500 £35,000 £39,000
Median salary % change year-on-year +7.14% -10.26% +11.43%
10th Percentile £26,025 £22,000 £24,400
90th Percentile £54,875 £68,750 £57,500
South Wales median annual salary £38,500 £38,500 £38,500

VoIP
Job Vacancy Trend in Cardiff

Job postings citing VoIP as a percentage of all IT jobs advertised in Cardiff.

Job vacancy trend for VoIP in Cardiff

VoIP
Salary Trend in Cardiff

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

Salary trend for VoIP in Cardiff

VoIP
Salary Histogram in Cardiff

The salary distribution of IT jobs citing VoIP in Cardiff over the 6 months to 21 November 2017.

Salary histogram for VoIP in Cardiff

For the 6 months to 21 November 2017, IT jobs citing VoIP also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the Cardiff region with a requirement for VoIP.

1 10 (71.43%) Linux
1 10 (71.43%) Firewall
2 8 (57.14%) LAN
2 8 (57.14%) WAN
2 8 (57.14%) Windows
2 8 (57.14%) Cisco
3 7 (50.00%) H.323
3 7 (50.00%) VPN
3 7 (50.00%) Telecoms
4 6 (42.86%) Wi-Fi
4 6 (42.86%) Performance Management
4 6 (42.86%) Avaya
4 6 (42.86%) MySQL
5 5 (35.71%) ITIL
5 5 (35.71%) Degree
5 5 (35.71%) Disaster Recovery
6 4 (28.57%) Computer Science
6 4 (28.57%) Ethernet
6 4 (28.57%) Microsoft Office
6 4 (28.57%) ASP.NET
6 4 (28.57%) Web Services
6 4 (28.57%) C#
6 4 (28.57%) PHP
6 4 (28.57%) .NET
6 4 (28.57%) Microsoft
6 4 (28.57%) TCP/IP
6 4 (28.57%) DevOps
6 4 (28.57%) Data Centre
6 4 (28.57%) Virtual Environments
6 4 (28.57%) Computer Science Degree

VoIP
Co-occurring IT Skills in Cardiff 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 3 (21.43%) CMS
Applications
1 4 (28.57%) Microsoft Office
Communications & Networking
1 10 (71.43%) Firewall
2 8 (57.14%) LAN
2 8 (57.14%) WAN
3 7 (50.00%) H.323
3 7 (50.00%) VPN
4 6 (42.86%) Wi-Fi
5 4 (28.57%) Ethernet
5 4 (28.57%) TCP/IP
6 3 (21.43%) SAN
6 3 (21.43%) Unified Communications
7 2 (14.29%) Cisco ASA
7 2 (14.29%) Cisco IOS
7 2 (14.29%) MPLS
7 2 (14.29%) NX-OS
7 2 (14.29%) Wireshark
8 1 (7.14%) NetScaler
8 1 (7.14%) SMS
8 1 (7.14%) SNMP
8 1 (7.14%) WLAN
Database & Business Intelligence
1 6 (42.86%) MySQL
2 3 (21.43%) SQL Server
General
1 7 (50.00%) Telecoms
2 2 (14.29%) Finance
Job Titles
1 6 (42.86%) Telephony Engineer
2 4 (28.57%) Developer
2 4 (28.57%) Systems Developer
3 3 (21.43%) Infrastructure Engineer
4 2 (14.29%) Avaya Engineer
4 2 (14.29%) Avaya Telecoms Engineer
4 2 (14.29%) IT Engineer
4 2 (14.29%) IT Infrastructure Engineer
4 2 (14.29%) Network Engineer
4 2 (14.29%) Support Engineer
4 2 (14.29%) Telecoms Engineer
Libraries, Frameworks & Software Standards
1 4 (28.57%) .NET
1 4 (28.57%) ASP.NET
1 4 (28.57%) Web Services
Miscellaneous
1 4 (28.57%) Computer Science
1 4 (28.57%) Data Centre
2 3 (21.43%) Analytical Skills
3 2 (14.29%) Client/Server
Operating Systems
1 10 (71.43%) Linux
2 8 (57.14%) Windows
3 2 (14.29%) CatOS
3 2 (14.29%) CentOS
3 2 (14.29%) Debian
3 2 (14.29%) Red Hat Enterprise Linux
3 2 (14.29%) Ubuntu
3 2 (14.29%) Windows Server
Processes & Methodologies
1 6 (42.86%) Performance Management
2 5 (35.71%) Disaster Recovery
2 5 (35.71%) ITIL
3 4 (28.57%) DevOps
3 4 (28.57%) Virtual Environments
4 3 (21.43%) Coaching
4 3 (21.43%) Problem Management
4 3 (21.43%) Root Cause Analysis
4 3 (21.43%) Service Management
5 2 (14.29%) Network Monitoring
6 1 (7.14%) Network Management
6 1 (7.14%) Network Segmentation
Programming Languages
1 4 (28.57%) C#
1 4 (28.57%) PHP
2 2 (14.29%) Java
Qualifications
1 5 (35.71%) Degree
2 4 (28.57%) Computer Science Degree
3 3 (21.43%) Avaya Certification
4 2 (14.29%) CCNA
4 2 (14.29%) Cisco Certification
5 1 (7.14%) CCNP
System Software
1 3 (21.43%) VMware Infrastructure
2 2 (14.29%) Virtual Machines
3 1 (7.14%) vSphere
Systems Management
1 3 (21.43%) Cisco CUCM
Vendors
1 8 (57.14%) Cisco
2 6 (42.86%) Avaya
3 4 (28.57%) Microsoft
4 3 (21.43%) VMware
5 2 (14.29%) Brocade
5 2 (14.29%) Oracle
5 2 (14.29%) Red Hat
5 2 (14.29%) SonicWALL
6 1 (7.14%) Juniper
6 1 (7.14%) SolarWinds
6 1 (7.14%) Splunk