The following table provides summary statistics for permanent job vacancies advertised in Sheffield 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 23 March 2017 with a comparison to the same period in the previous 2 years.

3 months to
23 Mar 2017
Same period 2016 Same period 2015
Voice Over IP (VoIP)
South Yorkshire / Sheffield
Rank 61 61 78
Rank change year-on-year 0 +17  
Permanent jobs citing VoIP 2 11 3
As % of all permanent IT jobs advertised in Sheffield 0.44% 1.75% 0.40%
As % of the Communications & Networking category 2.70% 12.50% 2.56%
Number of salaries quoted 2 2 2
Median salary £27,500 £35,750 £44,750
Median salary % change year-on-year -23.07% -20.11%  
UK excluding London median salary £37,500 £40,000 £36,750
% change year-on-year -6.25% +8.84%  

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 Sheffield with a requirement for communications and computer networking skills.

Communications & Computer Network Skills
Sheffield
Permanent job vacancies with a requirement for communications and computer networking skills 74 88 117
As % of all permanent IT job vacancies advertised in Sheffield 16.19% 13.99% 15.66%
Number of salaries quoted 66 74 88
Median salary £40,000 £40,000 £35,500
Median salary % change year-on-year - +12.67%  
90% offered a salary of more than £23,500 £30,000 £29,650
10% offered a salary of more than £45,000 £60,000 £55,000
UK excluding London median salary £40,000 £42,500 £41,000
% change year-on-year -5.88% +3.65%  

VoIP
Job Vacancy Trend in Sheffield

The job posting trend of jobs advertised in Sheffield 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 Sheffield

VoIP
Salary Trend in Sheffield

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

Salary trend for VoIP in Sheffield

VoIP
Top 30 Related IT Skills in Sheffield

For the 6 months to 23 March 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 Sheffield region with a requirement for VoIP.

1 7 (77.78%) Firewall
2 5 (55.56%) Cisco
3 4 (44.44%) CCNA
3 4 (44.44%) Active Directory
3 4 (44.44%) Cisco Certification
4 3 (33.33%) Terminal Server
4 3 (33.33%) Citrix
4 3 (33.33%) Microsoft
4 3 (33.33%) MS Excel
4 3 (33.33%) LAN
4 3 (33.33%) WAN
4 3 (33.33%) Citrix Presentation Server
4 3 (33.33%) Data Centre
4 3 (33.33%) Technical Architecture
5 2 (22.22%) Virtual Environments
5 2 (22.22%) ISO13485
5 2 (22.22%) Performance Monitoring
5 2 (22.22%) TCP/IP
5 2 (22.22%) Web Services
5 2 (22.22%) SSL
5 2 (22.22%) CCNP
5 2 (22.22%) ISO 14001
5 2 (22.22%) MPLS
5 2 (22.22%) Avaya
6 1 (11.11%) Juniper
6 1 (11.11%) Siemens
6 1 (11.11%) Microsoft Certification
6 1 (11.11%) OSPF
6 1 (11.11%) BGP
6 1 (11.11%) Internet

VoIP
Top Related IT Skills in Sheffield 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:

Applications
1 3 (33.33%) MS Excel
Cloud Services
1 1 (11.11%) Office 365
Communications & Networking
1 7 (77.78%) Firewall
2 3 (33.33%) LAN
2 3 (33.33%) WAN
3 2 (22.22%) MPLS
3 2 (22.22%) SSL
3 2 (22.22%) TCP/IP
4 1 (11.11%) BGP
4 1 (11.11%) Cisco ASA
4 1 (11.11%) Cisco IOS
4 1 (11.11%) DNS
4 1 (11.11%) Internet
4 1 (11.11%) IPv6
4 1 (11.11%) Junos
4 1 (11.11%) OSPF
4 1 (11.11%) VPN
4 1 (11.11%) Wi-Fi
General
1 1 (11.11%) Telecoms
Job Titles
1 4 (44.44%) Network Engineer
2 3 (33.33%) Administrator
3 2 (22.22%) IT Administrator
3 2 (22.22%) Telephony Engineer
4 1 (11.11%) 2nd Line Engineer
4 1 (11.11%) 2nd Line Network Engineer
4 1 (11.11%) 3rd Line Engineer
4 1 (11.11%) Cisco Design Engineer
4 1 (11.11%) Cisco Engineer
4 1 (11.11%) Cisco Network Design Engineer
4 1 (11.11%) Cisco Network Engineer
4 1 (11.11%) Juniper Engineer
4 1 (11.11%) Network Design Engineer
Libraries, Frameworks & Software Standards
1 2 (22.22%) Web Services
Miscellaneous
1 3 (33.33%) Data Centre
2 1 (11.11%) Client/Server
Operating Systems
1 1 (11.11%) Linux
1 1 (11.11%) Windows
Processes & Methodologies
1 3 (33.33%) Technical Architecture
2 2 (22.22%) Performance Monitoring
2 2 (22.22%) Virtual Environments
3 1 (11.11%) Change Management
3 1 (11.11%) Incident Management
3 1 (11.11%) ITIL
3 1 (11.11%) Load Balancing
3 1 (11.11%) Network Design
3 1 (11.11%) Penetration Testing
3 1 (11.11%) Security Monitoring
Qualifications
1 4 (44.44%) CCNA
1 4 (44.44%) Cisco Certification
2 2 (22.22%) CCNP
3 1 (11.11%) MCSE
3 1 (11.11%) Microsoft Certification
Quality Assurance & Compliance
1 2 (22.22%) ISO 14001
1 2 (22.22%) ISO13485
System Software
1 4 (44.44%) Active Directory
2 3 (33.33%) Citrix Presentation Server
2 3 (33.33%) Terminal Server
Vendors
1 5 (55.56%) Cisco
2 3 (33.33%) Citrix
2 3 (33.33%) Microsoft
3 2 (22.22%) Avaya
4 1 (11.11%) Juniper
4 1 (11.11%) Siemens
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