Period
to 20 April 2021

The following table provides summary statistics for contract job vacancies advertised in 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 20 April 2021 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)
England > London
6 months to
20 Apr 2021
Same period 2020 Same period 2019
Rank 371 318 462
Rank change year-on-year -53 +144 -21
Contract jobs citing VoIP 70 119 153
As % of all contract jobs advertised in London 0.32% 0.50% 0.36%
As % of the Communications & Networking category 3.47% 4.58% 3.46%
Number of daily rates quoted 54 85 108
10th Percentile £185 £157 £130
25th Percentile £246 £185 £197
Median daily rate (50th Percentile) £415 £350 £325
Median % change year-on-year +18.57% +7.69% -4.41%
75th Percentile £515 £450 £496
90th Percentile £611 £550 £550
England median daily rate £400 £350 £370
% change year-on-year +14.29% -5.41% +9.63%
Number of hourly rates quoted 1 11 6
10th Percentile " £11.50 £13.13
25th Percentile £61.25 £13.56 £14.19
Median hourly rate £62.50 £21.25 £17.25
Median % change year-on-year +194.12% +23.19% -13.75%
75th Percentile £63.75 £23.50 £19.69
90th Percentile " £43.75 £21.88
England median hourly rate £23.00 £17.54 £21.59
% change year-on-year +31.13% -18.74% +7.93%

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 London with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
London
Contract vacancies with a requirement for communications or computer networking skills 2,018 2,600 4,427
As % of all contract IT jobs advertised in London 9.10% 11.03% 10.48%
Number of daily rates quoted 1,396 1,823 3,057
10th Percentile £286 £200 £213
25th Percentile £380 £335 £363
Median daily rate (50th Percentile) £475 £450 £475
Median % change year-on-year +5.56% -5.26% +5.56%
75th Percentile £574 £554 £575
90th Percentile £656 £650 £650
England median daily rate £435 £425 £425
% change year-on-year +2.35% - -
Number of hourly rates quoted 17 85 97
10th Percentile £13.40 £14.37 £14.75
25th Percentile £21.25 £17.00 £18.50
Median hourly rate £23.00 £25.00 £23.13
Median % change year-on-year -8.00% +8.08% +15.65%
75th Percentile £51.00 £47.00 £37.50
90th Percentile £68.20 £50.75 £47.50
England median hourly rate £25.00 £19.50 £18.00
% change year-on-year +28.21% +8.33% -5.26%

VoIP
Job Vacancy Trend in London

Job postings citing VoIP as a proportion of all IT jobs advertised in London.

Job vacancy trend for VoIP in London

VoIP
Contractor Daily Rate Trend in London

3-month moving average daily rate quoted in jobs citing VoIP in London.

Daily rate trend for VoIP in London

VoIP
Daily Rate Histogram in London

Daily rate distribution for jobs citing VoIP in London over the 6 months to 20 April 2021.

Daily rate histogram for VoIP in London

VoIP
Contractor Hourly Rate Trend in London

3-month moving average hourly rates quoted in jobs citing VoIP in London.

Hourly rate trend for VoIP in London

VoIP
Contract Job Locations in 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 London region over the 6 months to 20 April 2021. 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
Central London +31 8 £425 +21.43% 6
East London +26 5 £403 +101.25% 5
West London +16 2 £491 +180.49% 8
VoIP
England

For the 6 months to 20 April 2021, IT contractor 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 contract job ads across the London region with a requirement for VoIP.

1 32 (45.71%) Cisco
2 29 (41.43%) Telecoms
3 23 (32.86%) Firewall
4 22 (31.43%) Windows
5 20 (28.57%) Microsoft
6 19 (27.14%) TCP/IP
7 18 (25.71%) WAN
8 17 (24.29%) LAN
9 14 (20.00%) VMware
9 14 (20.00%) Active Directory
10 13 (18.57%) Cisco Certification
10 13 (18.57%) Internet
10 13 (18.57%) ITIL
11 12 (17.14%) Wireless
11 12 (17.14%) Microsoft 365
11 12 (17.14%) Windows Server
12 11 (15.71%) Unified Communications
13 10 (14.29%) Finance
13 10 (14.29%) Wi-Fi
13 10 (14.29%) MPLS
13 10 (14.29%) Project Management
13 10 (14.29%) CCNP
14 9 (12.86%) RTP
14 9 (12.86%) Network Security
14 9 (12.86%) Security Cleared
14 9 (12.86%) Mitel
14 9 (12.86%) Project Delivery
14 9 (12.86%) Cisco CUCM
15 8 (11.43%) Palo Alto
15 8 (11.43%) VLAN

VoIP
Co-occurring IT Skills in 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 3 (4.29%) Exchange Server 2010
1 3 (4.29%) MS Exchange
2 2 (2.86%) Skype for Business
3 1 (1.43%) IIS
3 1 (1.43%) SharePoint
Applications
1 7 (10.00%) Microsoft Office
2 2 (2.86%) Microsoft Excel
2 2 (2.86%) MS Visio
Cloud Services
1 12 (17.14%) Microsoft 365
2 7 (10.00%) AWS
2 7 (10.00%) Azure
3 5 (7.14%) Cloud Computing
4 3 (4.29%) AWS CloudFormation
4 3 (4.29%) Azure ExpressRoute
4 3 (4.29%) PaaS
4 3 (4.29%) SaaS
5 2 (2.86%) IaaS
6 1 (1.43%) Amazon EC2
6 1 (1.43%) Amazon EKS
6 1 (1.43%) AWS Fargate
6 1 (1.43%) Mimecast
Communications & Networking
1 23 (32.86%) Firewall
2 19 (27.14%) TCP/IP
3 18 (25.71%) WAN
4 17 (24.29%) LAN
5 13 (18.57%) Internet
6 12 (17.14%) Wireless
7 11 (15.71%) Unified Communications
8 10 (14.29%) MPLS
8 10 (14.29%) Wi-Fi
9 9 (12.86%) Network Security
9 9 (12.86%) RTP
10 8 (11.43%) VLAN
10 8 (11.43%) VPN
11 7 (10.00%) Cisco ASA
11 7 (10.00%) H.323
11 7 (10.00%) RTCP
11 7 (10.00%) SD-WAN
11 7 (10.00%) Wireshark
12 5 (7.14%) BGP
12 5 (7.14%) Cisco IOS
Database & Business Intelligence
1 3 (4.29%) SQL Server
1 3 (4.29%) SQL Server 2014
2 2 (2.86%) SQL Server 2012
2 2 (2.86%) SQL Server 2016
3 1 (1.43%) Relational Database
Development Applications
1 4 (5.71%) JIRA
1 4 (5.71%) Redmine
General
1 29 (41.43%) Telecoms
2 10 (14.29%) Finance
3 5 (7.14%) Marketing
3 5 (7.14%) Public Sector
4 4 (5.71%) Electronics
4 4 (5.71%) Manufacturing
5 3 (4.29%) Banking
6 1 (1.43%) Financial Institution
6 1 (1.43%) Legal
6 1 (1.43%) Spanish Language
Job Titles
1 16 (22.86%) Network Engineer
2 12 (17.14%) VoIP Engineer
3 8 (11.43%) Architect
4 5 (7.14%) Analyst
4 5 (7.14%) Cisco Engineer
4 5 (7.14%) Security Engineer
4 5 (7.14%) Solutions Architect
4 5 (7.14%) Support Engineer
4 5 (7.14%) Voice Engineer
5 4 (5.71%) 3rd Line Engineer
5 4 (5.71%) Cisco Network Engineer
5 4 (5.71%) Infrastructure Engineer
5 4 (5.71%) Mitel Engineer
5 4 (5.71%) Senior Network Engineer
5 4 (5.71%) Telecoms Engineer
6 3 (4.29%) Consultant
6 3 (4.29%) Network Security Engineer
6 3 (4.29%) Technical Consultant
6 3 (4.29%) Voice Network Engineer
6 3 (4.29%) VoIP Test Engineer
Libraries, Frameworks & Software Standards
1 2 (2.86%) 802.1X
1 2 (2.86%) REST
1 2 (2.86%) Web Services
2 1 (1.43%) FIX Protocol
Miscellaneous
1 6 (8.57%) Data Centre
2 5 (7.14%) Analytical Skills
3 4 (5.71%) Organisational Skills
4 3 (4.29%) CCTV
4 3 (4.29%) CESG
4 3 (4.29%) Fibre Optics
4 3 (4.29%) SCADA
5 2 (2.86%) Clustering
5 2 (2.86%) Fat Client
5 2 (2.86%) Management Information System
5 2 (2.86%) Thin Client
5 2 (2.86%) User Experience
5 2 (2.86%) Video Conferencing
6 1 (1.43%) Frameworx
6 1 (1.43%) Handset
6 1 (1.43%) Hybrid Cloud
6 1 (1.43%) Mobile App
6 1 (1.43%) Mobile Computing
6 1 (1.43%) Replication
6 1 (1.43%) Virtual Team
Operating Systems
1 22 (31.43%) Windows
2 12 (17.14%) Windows Server
3 6 (8.57%) Windows Server 2008
4 5 (7.14%) Windows 10
5 4 (5.71%) Windows 7
6 3 (4.29%) Mac OS
6 3 (4.29%) Unix
6 3 (4.29%) Windows Server 2012
7 2 (2.86%) Linux
7 2 (2.86%) Windows Server 2016
Processes & Methodologies
1 13 (18.57%) ITIL
2 10 (14.29%) Project Management
3 9 (12.86%) Project Delivery
4 7 (10.00%) Agile Software Development
4 7 (10.00%) Migration
5 6 (8.57%) Disaster Recovery
6 5 (7.14%) Cybersecurity
6 5 (7.14%) DNA
6 5 (7.14%) Infrastructure Engineering
6 5 (7.14%) Problem Management
6 5 (7.14%) Problem-Solving
6 5 (7.14%) Stakeholder Management
7 4 (5.71%) Business Intelligence
7 4 (5.71%) Computer Science
7 4 (5.71%) Contract Management
7 4 (5.71%) Digital Marketing
7 4 (5.71%) Incident Management
7 4 (5.71%) Programme Management
7 4 (5.71%) Release Management
7 4 (5.71%) SIEM
Programming Languages
1 7 (10.00%) SQL
2 5 (7.14%) Python
3 4 (5.71%) PowerShell
4 3 (4.29%) Java
4 3 (4.29%) R
5 1 (1.43%) PHP
Qualifications
1 13 (18.57%) Cisco Certification
2 10 (14.29%) CCNP
3 9 (12.86%) Security Cleared
4 8 (11.43%) SC Cleared
5 5 (7.14%) Microsoft Certification
6 4 (5.71%) CCIE
6 4 (5.71%) HND
6 4 (5.71%) MCP
7 3 (4.29%) CCNA
7 3 (4.29%) Degree
7 3 (4.29%) ITIL Certification
7 3 (4.29%) MCSE
8 2 (2.86%) CCDP
8 2 (2.86%) CCSA
8 2 (2.86%) Microsoft Certified Architect
9 1 (1.43%) CCIE Collaboration
9 1 (1.43%) MCITP
9 1 (1.43%) MCSA
9 1 (1.43%) PMI Certification
9 1 (1.43%) PMP
Quality Assurance & Compliance
1 4 (5.71%) ISO/IEC 20000
1 4 (5.71%) SLA
2 2 (2.86%) Government Security Classifications
2 2 (2.86%) HMG Security Policy Framework
3 1 (1.43%) HAZOP
3 1 (1.43%) PCI DSS
System Software
1 14 (20.00%) Active Directory
2 8 (11.43%) VMware Infrastructure
3 5 (7.14%) Hyper-V
4 4 (5.71%) Terminal Server
5 3 (4.29%) Docker
5 3 (4.29%) Virtual Machines
5 3 (4.29%) VMware NSX
5 3 (4.29%) vSphere
6 2 (2.86%) VMware Workstation
7 1 (1.43%) Kamailio
7 1 (1.43%) XenApp
7 1 (1.43%) XenDesktop
Systems Management
1 9 (12.86%) Cisco CUCM
2 6 (8.57%) SCCM
3 3 (4.29%) Ansible
3 3 (4.29%) Cisco Prime
3 3 (4.29%) Cisco UCCX
3 3 (4.29%) ITRS Geneos
3 3 (4.29%) Terraform
4 2 (2.86%) Jamf Pro
4 2 (2.86%) Kubernetes
4 2 (2.86%) Nessus
4 2 (2.86%) Opscode Chef
4 2 (2.86%) Puppet
4 2 (2.86%) Salt
4 2 (2.86%) SCOM
4 2 (2.86%) SCSM
4 2 (2.86%) SolarWinds Orion
5 1 (1.43%) Cisco UCCE
5 1 (1.43%) Tivoli Storage Manager
5 1 (1.43%) WhatsUp Gold
5 1 (1.43%) WSUS
Vendors
1 32 (45.71%) Cisco
2 20 (28.57%) Microsoft
3 14 (20.00%) VMware
4 9 (12.86%) Mitel
5 8 (11.43%) Palo Alto
6 6 (8.57%) Citrix
6 6 (8.57%) SolarWinds
7 4 (5.71%) F5
7 4 (5.71%) GENBAND
7 4 (5.71%) Huawei
7 4 (5.71%) Nokia
7 4 (5.71%) SAP
8 3 (4.29%) Bloomberg
8 3 (4.29%) CheckPoint
8 3 (4.29%) ExtraHop
8 3 (4.29%) Reuters
8 3 (4.29%) Salesforce.com
8 3 (4.29%) ServiceNow
8 3 (4.29%) Verint
9 2 (2.86%) Remedy