Period
to 24 September 2018

The following table provides summary statistics for permanent job vacancies advertised in Hertfordshire 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 24 September 2018 with a comparison to the same period in the previous 2 years.

Voice Over IP (VoIP)
East of England > Hertfordshire
6 months to
24 Sep 2018
Same period 2017 Same period 2016
Rank 184 141 152
Rank change year-on-year -43 +11 +44
Permanent jobs citing VoIP 29 73 67
As % of all permanent IT jobs advertised in Hertfordshire 0.70% 1.79% 1.51%
As % of the Communications & Networking category 3.67% 9.55% 7.85%
Number of salaries quoted 26 45 53
Hertfordshire median annual salary £36,500 £50,000 £45,000
Median salary % change year-on-year -27.00% +11.11% +5.88%
10th Percentile £22,500 £24,700 £27,250
90th Percentile £47,500 £65,000 £60,000
East of England median annual salary £38,000 £42,000 £40,000
% change year-on-year -9.52% +5.00% -1.23%

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 Hertfordshire with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
Hertfordshire
Permanent vacancies with a requirement for communications or computer networking skills 791 764 853
As % of all permanent IT jobs advertised in Hertfordshire 19.14% 18.74% 19.22%
Number of salaries quoted 584 638 665
Hertfordshire median annual salary £50,000 £45,000 £45,000
Median salary % change year-on-year +11.11% - -
10th Percentile £26,750 £25,000 £23,000
90th Percentile £71,250 £66,250 £62,500
East of England median annual salary £45,000 £45,000 £45,000

VoIP
Job Vacancy Trend in Hertfordshire

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

Job vacancy trend for VoIP in Hertfordshire

VoIP
Salary Trend in Hertfordshire

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

Salary trend for VoIP in Hertfordshire

VoIP
Salary Histogram in Hertfordshire

The salary distribution of IT jobs citing VoIP in Hertfordshire over the 6 months to 24 September 2018.

Salary histogram for VoIP in Hertfordshire

VoIP
Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing VoIP within the Hertfordshire region over the 6 months to 24 September 2018. 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
Watford -7 16 £35,000 -17.65% 2
Hatfield -5 3 £40,000 -5.88% 4
Stevenage 0 2 £26,500 -53.91%
VoIP
East of England

For the 6 months to 24 September 2018, 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 Hertfordshire region with a requirement for VoIP.

1 19 (65.52%) Cisco
2 18 (62.07%) CCNA
2 18 (62.07%) Cisco Certification
3 17 (58.62%) Microsoft
4 15 (51.72%) Windows
4 15 (51.72%) CCNP
5 14 (48.28%) VMware
5 14 (48.28%) Active Directory
6 12 (41.38%) Firewall
7 11 (37.93%) Network Security
8 9 (31.03%) Wireless
8 9 (31.03%) Telecoms
8 9 (31.03%) DHCP
9 8 (27.59%) SQL Server
9 8 (27.59%) DNS
9 8 (27.59%) Retail
9 8 (27.59%) Windows 7
10 7 (24.14%) Data Privacy
10 7 (24.14%) Data Centre
10 7 (24.14%) Windows Server
10 7 (24.14%) Infrastructure Engineering
10 7 (24.14%) Cisco CUCM
10 7 (24.14%) Windows Server 2012
10 7 (24.14%) iSeries
10 7 (24.14%) Load Balancing
10 7 (24.14%) Cisco ASA
10 7 (24.14%) IBM
10 7 (24.14%) CCDA
10 7 (24.14%) CCDP
10 7 (24.14%) EMC

VoIP
Co-occurring IT Skills in Hertfordshire 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 5 (17.24%) MS Exchange
2 1 (3.45%) Exchange Server 2010
Applications
1 3 (10.34%) Microsoft Office
2 1 (3.45%) Microsoft Excel
Cloud Services
1 4 (13.79%) Office 365
2 1 (3.45%) IaaS
2 1 (3.45%) Microsoft Azure
2 1 (3.45%) PaaS
Communications & Networking
1 12 (41.38%) Firewall
2 11 (37.93%) Network Security
3 9 (31.03%) DHCP
3 9 (31.03%) Wireless
4 8 (27.59%) DNS
5 7 (24.14%) Cisco ASA
5 7 (24.14%) SAN
5 7 (24.14%) Wi-Fi
6 6 (20.69%) LAN
6 6 (20.69%) TCP/IP
6 6 (20.69%) WAN
7 5 (17.24%) PBX
7 5 (17.24%) VPN
8 4 (13.79%) Internet
8 4 (13.79%) Wireshark
9 2 (6.90%) DSL
9 2 (6.90%) IPv4
9 2 (6.90%) MPLS
9 2 (6.90%) SS7
9 2 (6.90%) VoLTE
Database & Business Intelligence
1 8 (27.59%) SQL Server
General
1 9 (31.03%) Telecoms
2 8 (27.59%) Retail
3 2 (6.90%) Finance
Job Titles
1 14 (48.28%) Network Engineer
2 8 (27.59%) Voice Engineer
2 8 (27.59%) Voice Network Engineer
3 7 (24.14%) Analyst
3 7 (24.14%) Cisco Analyst
3 7 (24.14%) Cisco Network Analyst
3 7 (24.14%) Network Analyst
4 5 (17.24%) Support Engineer
5 4 (13.79%) Data Network Engineer
6 3 (10.34%) Desktop Support
6 3 (10.34%) Infrastructure Analyst
6 3 (10.34%) Network Infrastructure Analyst
7 2 (6.90%) 1st Line Support
7 2 (6.90%) 2nd Line Support
7 2 (6.90%) Desktop Engineer
7 2 (6.90%) Desktop Support Engineer
7 2 (6.90%) Network Support
7 2 (6.90%) Network Support Engineer
7 2 (6.90%) PBX Engineer
7 2 (6.90%) Telecoms Engineer
Miscellaneous
1 7 (24.14%) Data Centre
1 7 (24.14%) iSeries
1 7 (24.14%) Replication
2 5 (17.24%) Analytical Skills
3 1 (3.45%) Client/Server
Operating Systems
1 15 (51.72%) Windows
2 8 (27.59%) Windows 7
3 7 (24.14%) Windows Server
3 7 (24.14%) Windows Server 2012
4 5 (17.24%) Mac OS X
5 4 (13.79%) Windows 10
5 4 (13.79%) Windows 8
6 3 (10.34%) Linux
Processes & Methodologies
1 7 (24.14%) Data Privacy
1 7 (24.14%) Information Security
1 7 (24.14%) Infrastructure Engineering
1 7 (24.14%) Load Balancing
1 7 (24.14%) Migration
2 5 (17.24%) Problem-Solving
3 4 (13.79%) Network Design
3 4 (13.79%) Network Management
3 4 (13.79%) Network Optimisation
4 3 (10.34%) CRM
4 3 (10.34%) Network Monitoring
5 1 (3.45%) Customer Engagement
5 1 (3.45%) DevOps
5 1 (3.45%) Logistics
5 1 (3.45%) Patch Management
5 1 (3.45%) PRINCE2
5 1 (3.45%) Process Management
5 1 (3.45%) Server Management
5 1 (3.45%) Service Management
5 1 (3.45%) Stakeholder Management
Programming Languages
1 2 (6.90%) Python
1 2 (6.90%) SQL
2 1 (3.45%) C#
2 1 (3.45%) PowerShell
Qualifications
1 18 (62.07%) CCNA
1 18 (62.07%) Cisco Certification
2 15 (51.72%) CCNP
3 7 (24.14%) CCDA
3 7 (24.14%) CCDP
4 4 (13.79%) Degree
5 2 (6.90%) SC Cleared
5 2 (6.90%) Security Cleared
6 1 (3.45%) CCVP
6 1 (3.45%) JNCIA
6 1 (3.45%) JNCIP
6 1 (3.45%) JNCIS
Quality Assurance & Compliance
1 3 (10.34%) SLA
System Software
1 14 (48.28%) Active Directory
2 1 (3.45%) Docker
2 1 (3.45%) Hyper-V
2 1 (3.45%) VMware ESXi
2 1 (3.45%) VMware Infrastructure
Systems Management
1 7 (24.14%) Cisco CUCM
2 2 (6.90%) SCCM
3 1 (3.45%) Ansible
3 1 (3.45%) Kubernetes
3 1 (3.45%) vCenter Server
Vendors
1 19 (65.52%) Cisco
2 17 (58.62%) Microsoft
3 14 (48.28%) VMware
4 7 (24.14%) EMC
4 7 (24.14%) IBM
5 6 (20.69%) Mitel
6 4 (13.79%) Salesforce.com
7 3 (10.34%) Avaya
7 3 (10.34%) Juniper
8 2 (6.90%) Ericsson
9 1 (3.45%) Citrix