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 3 months to 28 April 2017 with a comparison to the same period in the previous 2 years.

Voice Over IP (VoIP)
East of England / Hertfordshire
3 months to
28 Apr 2017
Same period 2016 Same period 2015
Rank 117 110 134
Rank change year-on-year -7 +24  
Permanent jobs citing VoIP 25 47 30
As % of all permanent IT jobs advertised in Hertfordshire 1.15% 1.83% 1.12%
As % of the Communications & Networking category 6.87% 8.77% 4.39%
Number of salaries quoted 18 45 26
Median salary £41,250 £45,000 £40,750
Median salary % change year-on-year -8.33% +10.42%  
90% offered a salary of more than £25,000 £27,500 £31,500
10% offered a salary of more than £50,000 £67,500 £45,000
UK excluding London median salary £37,500 £39,500 £37,500
% change year-on-year -5.06% +5.33%  

VoIP is in the communications and computer networking skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Hertfordshire with a requirement for communications and computer networking skills.

Communications & Computer Network Skills
Hertfordshire
Permanent job vacancies with a requirement for communications and computer networking skills 364 536 683
As % of all permanent IT job vacancies advertised in Hertfordshire 16.73% 20.82% 25.61%
Number of salaries quoted 273 413 486
Median salary £45,000 £42,500 £42,500
Median salary % change year-on-year +5.88% -  
90% offered a salary of more than £25,000 £25,000 £25,000
10% offered a salary of more than £60,000 £60,000 £60,000
UK excluding London median salary £40,000 £42,500 £42,500
% change year-on-year -5.88% -  

VoIP
Job Vacancy Trend in Hertfordshire

The job posting trend of jobs advertised in Hertfordshire citing VoIP as a proportion of all permanent or contract IT jobs with a match in the Communications & Networking category.

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 3 months to 28 April 2017.

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 3 months to 28 April 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Watford -29 7 £25,000 -41.17%
Hemel Hempstead +7 5 £50,000 -16.66%
St Albans -14 3 £45,000 +63.63%
Cheshunt - 2 £26,000 -
Hatfield - 2 £40,000 - 1
Stevenage +12 1 £60,000 +33.33%
Letchworth - 1 - -
VoIP
East of England

For the 6 months to 28 April 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 Hertfordshire region with a requirement for VoIP.

1 28 (57.14%) Microsoft
2 27 (55.10%) Windows
3 26 (53.06%) Windows Server
4 25 (51.02%) Active Directory
5 23 (46.94%) DHCP
5 23 (46.94%) DNS
6 22 (44.90%) Firewall
7 21 (42.86%) Windows Server 2008
8 20 (40.82%) ITIL
9 18 (36.73%) VMware
10 17 (34.69%) MS Exchange
10 17 (34.69%) VMware Infrastructure
10 17 (34.69%) Office 365
11 16 (32.65%) Windows Server 2012
11 16 (32.65%) LAN
12 15 (30.61%) WAN
13 14 (28.57%) PBX
13 14 (28.57%) Microsoft Office
14 13 (26.53%) Cisco
14 13 (26.53%) Cisco Certification
15 12 (24.49%) CCNA
15 12 (24.49%) MPLS
16 11 (22.45%) VPN
16 11 (22.45%) Linux
16 11 (22.45%) Telecoms
16 11 (22.45%) Skype for Business
17 10 (20.41%) 4G
17 10 (20.41%) VLAN
17 10 (20.41%) Remote Desktop
17 10 (20.41%) Data Centre

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 17 (34.69%) MS Exchange
2 11 (22.45%) Skype for Business
3 7 (14.29%) Exchange Server 2010
3 7 (14.29%) Exchange Server 2013
4 3 (6.12%) SharePoint
5 1 (2.04%) IIS
Applications
1 14 (28.57%) Microsoft Office
2 2 (4.08%) Microsoft Excel
Business Applications
1 1 (2.04%) Dynamics AX
1 1 (2.04%) Dynamics CRM
Cloud Services
1 17 (34.69%) Office 365
2 9 (18.37%) PaaS
3 2 (4.08%) Cloud Computing
4 1 (2.04%) Amazon AWS
4 1 (2.04%) Microsoft Azure
Communications & Networking
1 23 (46.94%) DHCP
1 23 (46.94%) DNS
2 22 (44.90%) Firewall
3 16 (32.65%) LAN
4 15 (30.61%) WAN
5 14 (28.57%) PBX
6 12 (24.49%) MPLS
7 11 (22.45%) VPN
8 10 (20.41%) 4G
8 10 (20.41%) ISDN
8 10 (20.41%) Remote Desktop
8 10 (20.41%) VLAN
9 9 (18.37%) TCP/IP
10 7 (14.29%) iSCSI
10 7 (14.29%) SAN
11 6 (12.24%) 3G
11 6 (12.24%) Skype
12 4 (8.16%) Wireless
13 3 (6.12%) Internet
13 3 (6.12%) Wireshark
Database & Business Intelligence
1 9 (18.37%) SQL Server
1 9 (18.37%) SQL Server 2008
2 2 (4.08%) SQL Server 2005
Development Applications
1 1 (2.04%) Xcode
General
1 11 (22.45%) Telecoms
2 9 (18.37%) Retail
3 4 (8.16%) Games
4 1 (2.04%) Legal
4 1 (2.04%) Manufacturing
4 1 (2.04%) Pharmaceutical
Job Titles
1 17 (34.69%) 3rd Line Engineer
2 13 (26.53%) Support Engineer
3 11 (22.45%) Active Directory Engineer
3 11 (22.45%) Active Directory Support
3 11 (22.45%) Active Directory Support Engineer
3 11 (22.45%) Office 365 Engineer
4 10 (20.41%) 2nd Line Support
4 10 (20.41%) 3rd Line Support
4 10 (20.41%) 3rd Line Support Engineer
5 9 (18.37%) Analyst
6 8 (16.33%) Windows Engineer
7 7 (14.29%) Exchange Engineer
7 7 (14.29%) Exchange Support
7 7 (14.29%) Server Engineer
7 7 (14.29%) Server Support
7 7 (14.29%) Support Analyst
7 7 (14.29%) Windows Server Engineer
7 7 (14.29%) Windows Server Support
7 7 (14.29%) Windows Support Engineer
7 7 (14.29%) Wintel Engineer
Libraries, Frameworks & Software Standards
1 3 (6.12%) Android SDK
1 3 (6.12%) iOS SDK
1 3 (6.12%) RESTful
1 3 (6.12%) XML
2 1 (2.04%) COM
Miscellaneous
1 10 (20.41%) Data Centre
2 7 (14.29%) Replication
3 4 (8.16%) Mobile App
4 1 (2.04%) Analytical Skills
4 1 (2.04%) Driving Licence
4 1 (2.04%) Greenfield Project
4 1 (2.04%) iPhone
4 1 (2.04%) Management Information System
4 1 (2.04%) Smart Home
Operating Systems
1 27 (55.10%) Windows
2 26 (53.06%) Windows Server
3 21 (42.86%) Windows Server 2008
4 16 (32.65%) Windows Server 2012
5 11 (22.45%) Linux
6 9 (18.37%) Red Hat Enterprise Linux
6 9 (18.37%) Windows Server 2003
7 8 (16.33%) Windows 7
8 5 (10.20%) Android
9 3 (6.12%) Apple iOS
10 1 (2.04%) Embedded Linux
10 1 (2.04%) Mac OS
10 1 (2.04%) Unix
10 1 (2.04%) Windows 10
10 1 (2.04%) Windows 8
10 1 (2.04%) Windows XP
Processes & Methodologies
1 20 (40.82%) ITIL
2 10 (20.41%) Mentoring
3 9 (18.37%) Coaching
3 9 (18.37%) E-Commerce
4 7 (14.29%) Change Management
4 7 (14.29%) Disaster Recovery
4 7 (14.29%) ITIL V3
4 7 (14.29%) Problem Management
5 6 (12.24%) Continuous Improvement
6 5 (10.20%) Mathematics
7 4 (8.16%) Product Management
8 3 (6.12%) Android Development
8 3 (6.12%) iOS Development
8 3 (6.12%) Mobile Device Management
8 3 (6.12%) Performance Tuning
8 3 (6.12%) Wireframes
9 2 (4.08%) Customer Requirements
9 2 (4.08%) PRINCE2
9 2 (4.08%) Project Management
10 1 (2.04%) CRM
Programming Languages
1 9 (18.37%) SQL
2 7 (14.29%) C
2 7 (14.29%) PowerShell
2 7 (14.29%) VBScript
3 3 (6.12%) C#
3 3 (6.12%) Java
3 3 (6.12%) JavaScript
4 2 (4.08%) Objective-C
5 1 (2.04%) Bash Shell
5 1 (2.04%) Embedded C
5 1 (2.04%) Perl
5 1 (2.04%) VB
Qualifications
1 13 (26.53%) Cisco Certification
2 12 (24.49%) CCNA
3 8 (16.33%) Degree
3 8 (16.33%) Microsoft Certification
4 7 (14.29%) CCAA
4 7 (14.29%) Citrix Certification
4 7 (14.29%) MCP
4 7 (14.29%) MCTS
4 7 (14.29%) VMware Certified Professional (VCP)
5 3 (6.12%) CCNP
6 2 (4.08%) SC Cleared
6 2 (4.08%) Security Cleared
7 1 (2.04%) JNCIA
7 1 (2.04%) JNCIP
7 1 (2.04%) MCSA
7 1 (2.04%) MCSE
7 1 (2.04%) PRINCE2 Practitioner
Quality Assurance & Compliance
1 2 (4.08%) SLA
System Software
1 25 (51.02%) Active Directory
2 17 (34.69%) VMware Infrastructure
3 9 (18.37%) Terminal Services
3 9 (18.37%) VMware ESX
4 8 (16.33%) Hyper-V
5 1 (2.04%) vSphere
5 1 (2.04%) XenApp
Systems Management
1 4 (8.16%) WSUS
Vendors
1 28 (57.14%) Microsoft
2 18 (36.73%) VMware
3 13 (26.53%) Cisco
4 8 (16.33%) Citrix
5 7 (14.29%) HP
5 7 (14.29%) SonicWALL
6 5 (10.20%) CheckPoint
7 1 (2.04%) Apple
7 1 (2.04%) Blue Coat
7 1 (2.04%) Google
7 1 (2.04%) IBM
7 1 (2.04%) Juniper
7 1 (2.04%) Riverbed
7 1 (2.04%) Veeam
Rickmansworth, Hertfordshire
Uniting Ambition
Salary: £35k - 45k per year
Posted: 2 days ago
Hatfield, Hertfordshire
Computacenter
Salary: Package
Posted: 3 days ago
Potters Bar, Hertfordshire
Sphere IT
Salary: From £19,500 to £30,000 per annum plus benefits and training
Posted: 25 days ago