Period
to 19 November 2017

The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for VoIP skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited VoIP over the 6 months to 19 November 2017 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Voice Over IP (VoIP)
Central London > City of London
6 months to
19 Nov 2017
Same period 2016 Same period 2015
Rank 212 212 217
Rank change year-on-year 0 +5 +9
Contract jobs citing VoIP 28 41 54
As % of all contract IT jobs advertised in the City of London 0.40% 0.62% 0.59%
As % of the Communications & Networking category 3.77% 4.27% 4.79%
Number of daily rates quoted 23 29 37
City of London median daily rate £375 £350 £425
Median daily rate % change year-on-year +7.14% -17.65% +32.81%
10th Percentile £194 £159 £165
90th Percentile £490 £545 £530
Central London median daily rate £375 £350 £425
% change year-on-year +7.14% -17.65% +32.81%
Number of hourly rates quoted 0 4 2
City of London median hourly rate - £12.00 £14.50
Median hourly rate % change year-on-year - -17.24% -24.68%
Central London median hourly rate - £12.00 £14.50
% change year-on-year - -17.24% -32.56%

VoIP is in the Communications and Computer Networking category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in the City of London with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
City of London
Contract vacancies with a requirement for communications or computer networking skills 743 960 1128
As % of all contract IT jobs advertised in the City of London 10.58% 14.43% 12.28%
Number of daily rates quoted 580 734 847
City of London median daily rate £450 £450 £425
Median daily rate % change year-on-year - +5.88% +5.52%
10th Percentile £213 £287 £263
90th Percentile £638 £588 £575
Central London median daily rate £450 £450 £425
% change year-on-year - +5.88% +6.25%
Number of hourly rates quoted 13 14 29
City of London median hourly rate £17.00 £19.00 £17.50
Median hourly rate % change year-on-year -10.53% +8.57% -10.26%
10th Percentile £11.86 £11.50 £13.81
90th Percentile £23.28 £48.63 £31.65
Central London median hourly rate £16.96 £19.00 £17.50
% change year-on-year -10.75% +8.57% -10.26%

VoIP
Job Vacancy Trend in the City of London

Job postings citing VoIP as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for VoIP in the City of London

VoIP
Contractor Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing VoIP in the City of London.

Contractor daily rate trend for VoIP in the City of London

VoIP
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing VoIP in the City of London over the 6 months to 19 November 2017.

Contractor daily rate histogram for VoIP in the City of London

VoIP
Contractor Hourly Rate Trend in the City of London

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing VoIP in the City of London.

Contractor hourly rate trend for VoIP in the City of London

VoIP
Contract Job Locations in the City of London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing VoIP within the City of London region over the 6 months to 19 November 2017. 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
London Bridge +3 1 £300 -52.00%
VoIP
Central London

For the 6 months to 19 November 2017, IT contractor jobs citing VoIP also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the City of London region with a requirement for VoIP.

1 15 (53.57%) Cisco
2 11 (39.29%) Windows
3 10 (35.71%) VLAN
4 9 (32.14%) Firewall
4 9 (32.14%) Telecoms
5 8 (28.57%) TCP/IP
5 8 (28.57%) Skype
6 7 (25.00%) Skype for Business
6 7 (25.00%) Active Directory
6 7 (25.00%) Finance
7 6 (21.43%) Banking
7 6 (21.43%) Cisco Certification
7 6 (21.43%) ISDN
7 6 (21.43%) LAN
7 6 (21.43%) ITIL
7 6 (21.43%) WebEx
8 5 (17.86%) Windows Server
8 5 (17.86%) Network Management
8 5 (17.86%) WAN
8 5 (17.86%) Cisco Prime
8 5 (17.86%) Microsoft
8 5 (17.86%) Project Management
9 4 (14.29%) Migration
9 4 (14.29%) Q.931
9 4 (14.29%) TACACS
9 4 (14.29%) DPNSS
9 4 (14.29%) Apple
9 4 (14.29%) CCNP
9 4 (14.29%) Citrix
9 4 (14.29%) ITIL Certification

VoIP
Co-occurring IT Skills in the City of London 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 7 (25.00%) Skype for Business
2 2 (7.14%) Exchange Server 2013
2 2 (7.14%) MS Exchange
2 2 (7.14%) SharePoint
3 1 (3.57%) Blackberry Enterprise Server
3 1 (3.57%) nginx
3 1 (3.57%) Tomcat
Applications
1 3 (10.71%) Microsoft Office
Cloud Services
1 3 (10.71%) Microsoft Azure
1 3 (10.71%) Office 365
2 2 (7.14%) Amazon AWS
2 2 (7.14%) IaaS
2 2 (7.14%) SaaS
3 1 (3.57%) PaaS
3 1 (3.57%) Yammer
Communications & Networking
1 10 (35.71%) VLAN
2 9 (32.14%) Firewall
3 8 (28.57%) Skype
3 8 (28.57%) TCP/IP
4 6 (21.43%) ISDN
4 6 (21.43%) LAN
4 6 (21.43%) WebEx
5 5 (17.86%) WAN
6 4 (14.29%) DPNSS
6 4 (14.29%) HSRP
6 4 (14.29%) NetScaler
6 4 (14.29%) PPP
6 4 (14.29%) Q.931
6 4 (14.29%) SNMP
6 4 (14.29%) TACACS
6 4 (14.29%) VPN
7 3 (10.71%) BGP
7 3 (10.71%) DNS
7 3 (10.71%) Wi-Fi
8 2 (7.14%) DHCP
Database & Business Intelligence
1 4 (14.29%) SQL Server
2 1 (3.57%) EDRMS
2 1 (3.57%) SQL Server 2008
2 1 (3.57%) SQL Server 2012
Development Applications
1 1 (3.57%) Sonatype Nexus
General
1 9 (32.14%) Telecoms
2 7 (25.00%) Finance
3 6 (21.43%) Banking
4 1 (3.57%) French Language
Job Titles
1 5 (17.86%) VoIP Engineer
2 4 (14.29%) IT Manager
2 4 (14.29%) Network Engineer
3 3 (10.71%) Infrastructure Engineer
3 3 (10.71%) IT Support
3 3 (10.71%) Lync Engineer
3 3 (10.71%) Telecoms Engineer
4 2 (7.14%) 1st/2nd Line Support
4 2 (7.14%) 2nd Line Support
4 2 (7.14%) Analyst
4 2 (7.14%) Cisco Engineer
4 2 (7.14%) IT Analyst
4 2 (7.14%) IT Support Analyst
4 2 (7.14%) Lync Specialist
4 2 (7.14%) Security Engineer
4 2 (7.14%) Senior Network Engineer
4 2 (7.14%) Senior Security Engineer
4 2 (7.14%) Support Analyst
4 2 (7.14%) Voice Engineer
5 1 (3.57%) Storage Engineer
Libraries, Frameworks & Software Standards
1 4 (14.29%) 802.1X
2 1 (3.57%) REST
2 1 (3.57%) VML
2 1 (3.57%) Web Services
Miscellaneous
1 2 (7.14%) IVR
1 2 (7.14%) Management Information System
2 1 (3.57%) Computer Science
2 1 (3.57%) PKI
2 1 (3.57%) Private Cloud
2 1 (3.57%) Video Conferencing
2 1 (3.57%) Virtual Team
Operating Systems
1 11 (39.29%) Windows
2 5 (17.86%) Windows Server
3 2 (7.14%) Linux
3 2 (7.14%) Windows Server 2012
4 1 (3.57%) Mac OS
4 1 (3.57%) Unix
4 1 (3.57%) Windows 10
4 1 (3.57%) Windows 7
Processes & Methodologies
1 6 (21.43%) ITIL
2 5 (17.86%) Network Management
2 5 (17.86%) Project Management
3 4 (14.29%) Migration
4 2 (7.14%) Cybersecurity
4 2 (7.14%) Investment Management
5 1 (3.57%) Algorithmic Trading
5 1 (3.57%) Continuous Improvement
5 1 (3.57%) Contract Management
5 1 (3.57%) DevOps
5 1 (3.57%) Functional Testing
5 1 (3.57%) High Availability
5 1 (3.57%) Kalman Filter
5 1 (3.57%) Load Balancing
5 1 (3.57%) Low Latency
5 1 (3.57%) Mentoring
5 1 (3.57%) Mobile Device Management
5 1 (3.57%) Office Automation
5 1 (3.57%) Personalization
5 1 (3.57%) Task Automation
Programming Languages
1 4 (14.29%) SQL
2 1 (3.57%) Bash Shell
2 1 (3.57%) C
2 1 (3.57%) Perl
2 1 (3.57%) PowerShell
2 1 (3.57%) Python
Qualifications
1 6 (21.43%) Cisco Certification
2 4 (14.29%) CCNP
2 4 (14.29%) ITIL Certification
3 2 (7.14%) CCENT
3 2 (7.14%) CCNA
4 1 (3.57%) CCVP
4 1 (3.57%) Degree
4 1 (3.57%) MCSE
4 1 (3.57%) Microsoft Certification
4 1 (3.57%) PMI Certification
4 1 (3.57%) PMP
4 1 (3.57%) PRINCE2 Certification
Quality Assurance & Compliance
1 2 (7.14%) MiFID
1 2 (7.14%) SLA
2 1 (3.57%) COBIT
2 1 (3.57%) ISO/IEC 27001
System Software
1 7 (25.00%) Active Directory
2 2 (7.14%) Virtual Machines
3 1 (3.57%) Microsoft Virtual Server
3 1 (3.57%) UAG
3 1 (3.57%) Virtual Servers
3 1 (3.57%) VMware Infrastructure
3 1 (3.57%) vSphere
3 1 (3.57%) XenApp
Systems Management
1 5 (17.86%) Cisco Prime
2 2 (7.14%) Cisco CUCM
3 1 (3.57%) Cacti
3 1 (3.57%) Cisco UCCX
3 1 (3.57%) Ionix
3 1 (3.57%) SCOM
3 1 (3.57%) Symantec Enterprise Vault
3 1 (3.57%) vCenter Server
Vendors
1 15 (53.57%) Cisco
2 5 (17.86%) Microsoft
3 4 (14.29%) Apple
3 4 (14.29%) Citrix
3 4 (14.29%) SolarWinds
4 2 (7.14%) Bloomberg
4 2 (7.14%) BroadSoft
4 2 (7.14%) Reuters
5 1 (3.57%) Alcatel-Lucent
5 1 (3.57%) AppSense
5 1 (3.57%) Avaya
5 1 (3.57%) CheckPoint
5 1 (3.57%) Dell
5 1 (3.57%) Forcepoint
5 1 (3.57%) IBM
5 1 (3.57%) NetApp
5 1 (3.57%) Oracle
5 1 (3.57%) Sybase
5 1 (3.57%) Symantec
5 1 (3.57%) VMware