The following table provides summary statistics for permanent job vacancies with a requirement for H.323 skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited H.323 over the 3 months to 27 June 2017 with a comparison to the same period in the previous 2 years.

H.323 (H323)
UK
3 months to
27 Jun 2017
Same period 2016 Same period 2015
Rank 852 874 898
Rank change year-on-year +22 +24  
Permanent jobs citing H.323 38 58 84
As % of all permanent IT jobs advertised in the UK 0.043% 0.059% 0.077%
As % of the Communications & Networking category 0.26% 0.35% 0.44%
Number of salaries quoted 27 38 44
Median salary £62,500 £51,250 £55,000
Median salary % change year-on-year +21.95% -6.81%  
90% offered a salary of more than £39,200 £32,050 £38,600
10% offered a salary of more than £91,500 £70,000 £62,500
UK excluding London median salary £57,500 £35,000 £55,000
% change year-on-year +64.28% -36.36%  

H.323 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 with a requirement for communications and computer networking skills.

Communications & Computer Network Skills
UK
Permanent job vacancies with a requirement for communications and computer networking skills 14375 16711 18941
As % of all permanent IT job vacancies advertised in the UK 16.12% 16.97% 17.31%
Number of salaries quoted 11703 13908 15439
Median salary £45,000 £45,000 £45,000
90% offered a salary of more than £27,500 £27,000 £27,000
10% offered a salary of more than £70,000 £67,500 £67,500
UK excluding London median salary £42,500 £42,500 £41,500
% change year-on-year - +2.40%  

H.323
Job Vacancy Trend

The job posting trend of jobs advertised citing H.323 as a proportion of all permanent or contract IT jobs with a match in the Communications & Networking category.

Job vacancy trend for H.323 in the UK

H.323
Salary Trend

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing H.323.

Salary trend for H.323 in the UK

H.323
Salary Histogram

The salary distribution of IT jobs citing H.323 over the 3 months to 27 June 2017.

Salary histogram for H.323 in the UK

H.323
Top 20 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing H.323 within the UK over the 3 months to 27 June 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
England +27 38 £62,500 +21.95% 7
London +37 21 £72,500 +3.57% 5
East of England -8 4 £62,000 +24.00%
Bedfordshire - 4 £62,000 -
South East +21 3 £53,750 +53.57% 1
South West -6 3 £40,250 +23.84% 1
Yorkshire - 3 £67,500 -
West Yorkshire - 3 £67,500 -
Leeds - 3 £67,500 -
Birmingham +14 2 £34,750 +26.36%
Hampshire +13 2 £57,500 +64.28%
West Midlands +7 2 £34,750 -4.13%
Farnborough - 2 £57,500 -
Bristol - 2 £38,000 - 1
Reading +20 1 £50,000 -
Berkshire +16 1 £50,000 +29.03% 1
Somerset -3 1 £42,500 +33.85%
East Midlands - 1 - -
Nottinghamshire - 1 - -
Nottingham - 1 - -

For the 6 months to 27 June 2017, IT jobs citing H.323 also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads with a requirement for H.323.

1 64 (86.49%) Cisco
2 45 (60.81%) VoIP
3 36 (48.65%) WAN
4 34 (45.95%) Cisco Certification
5 31 (41.89%) Avaya
6 29 (39.19%) CCNP
7 28 (37.84%) TCP/IP
7 28 (37.84%) Firewall
8 23 (31.08%) Telecoms
9 22 (29.73%) ITIL
10 21 (28.38%) Ethernet
10 21 (28.38%) LAN
11 20 (27.03%) Microsoft
11 20 (27.03%) CheckPoint
12 19 (25.68%) Windows
12 19 (25.68%) Linux
12 19 (25.68%) Cisco CUCM
13 17 (22.97%) Cisco Nexus
13 17 (22.97%) VPN
13 17 (22.97%) Wireless
14 15 (20.27%) VMware
15 14 (18.92%) Unified Communications
15 14 (18.92%) IP Telephony
15 14 (18.92%) VLAN
15 14 (18.92%) VMware Infrastructure
16 13 (17.57%) Finance
16 13 (17.57%) CCIE
16 13 (17.57%) ISDN
16 13 (17.57%) DHCP
16 13 (17.57%) Data Centre

H.323
Co-occurring IT Skills 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 12 (16.22%) Skype for Business
2 6 (8.11%) Exchange Server 2010
2 6 (8.11%) MS Exchange
3 4 (5.41%) Exchange Server 2007
3 4 (5.41%) Exchange Server 2013
4 3 (4.05%) IIS
Applications
1 3 (4.05%) MS Visio
Cloud Services
1 3 (4.05%) Amazon AWS
2 2 (2.70%) Microsoft Azure
Communications & Networking
1 45 (60.81%) VoIP
2 36 (48.65%) WAN
3 28 (37.84%) Firewall
3 28 (37.84%) TCP/IP
4 21 (28.38%) Ethernet
4 21 (28.38%) LAN
5 17 (22.97%) Cisco Nexus
5 17 (22.97%) VPN
5 17 (22.97%) Wireless
6 14 (18.92%) IP Telephony
6 14 (18.92%) Unified Communications
6 14 (18.92%) VLAN
7 13 (17.57%) DHCP
7 13 (17.57%) ISDN
8 11 (14.86%) DNS
8 11 (14.86%) MGCP
9 10 (13.51%) NX-OS
9 10 (13.51%) SNMP
10 9 (12.16%) SAN
10 9 (12.16%) Skype
Database & Business Intelligence
1 9 (12.16%) SQL Server
2 5 (6.76%) SQL Server 2005
3 2 (2.70%) Amazon RDS
4 1 (1.35%) SQL Server 2008
4 1 (1.35%) SQL Server 2012
Development Applications
1 3 (4.05%) Git (software)
General
1 23 (31.08%) Telecoms
2 13 (17.57%) Finance
3 9 (12.16%) Banking
4 8 (10.81%) Financial Institution
5 4 (5.41%) Legal
6 3 (4.05%) Games
6 3 (4.05%) Investment Banking
7 2 (2.70%) Publishing
8 1 (1.35%) Advertising
8 1 (1.35%) Marketing
Job Titles
1 22 (29.73%) Network Engineer
2 13 (17.57%) Support Engineer
3 11 (14.86%) Cisco Engineer
3 11 (14.86%) Voice Engineer
4 9 (12.16%) Technical Engineer
5 8 (10.81%) Analyst
5 8 (10.81%) Technical Support
6 7 (9.46%) Cisco Network Engineer
6 7 (9.46%) Technical Support Engineer
6 7 (9.46%) Telephony Engineer
7 5 (6.76%) Cisco Voice Engineer
7 5 (6.76%) Network Analyst
7 5 (6.76%) Telephony Support
8 4 (5.41%) Administrator
8 4 (5.41%) Presales Engineer
8 4 (5.41%) Senior Voice Engineer
8 4 (5.41%) Telephony Analyst
8 4 (5.41%) Unified Communications Engineer
8 4 (5.41%) Voice Network Engineer
8 4 (5.41%) VoIP Engineer
Libraries, Frameworks & Software Standards
1 7 (9.46%) XMPP
2 5 (6.76%) 802.1X
3 3 (4.05%) FreeSWITCH
4 1 (1.35%) VXML
Miscellaneous
1 13 (17.57%) Data Centre
2 11 (14.86%) Video Conferencing
3 9 (12.16%) IVR
4 3 (4.05%) Analytical Skills
5 2 (2.70%) Management Information System
6 1 (1.35%) Computer Science
6 1 (1.35%) Hedge funds
6 1 (1.35%) Mobile App
6 1 (1.35%) Spread Betting
6 1 (1.35%) Streaming Video
Operating Systems
1 19 (25.68%) Linux
1 19 (25.68%) Windows
2 9 (12.16%) Unix
2 9 (12.16%) Windows Server 2012
3 8 (10.81%) Windows Server
4 7 (9.46%) Windows Server 2003
5 4 (5.41%) Windows 7
5 4 (5.41%) Windows 8
6 2 (2.70%) Mac OS
7 1 (1.35%) Windows Server 2008
7 1 (1.35%) Windows XP
Processes & Methodologies
1 22 (29.73%) ITIL
2 10 (13.51%) Network Monitoring
3 9 (12.16%) Migration
4 8 (10.81%) Data Protection
4 8 (10.81%) Network Load Balancing
4 8 (10.81%) Performance Monitoring
5 7 (9.46%) Disaster Recovery
5 7 (9.46%) Information Security
5 7 (9.46%) Network Management
6 6 (8.11%) Capacity Planning
6 6 (8.11%) Problem Management
7 5 (6.76%) Service Delivery
8 4 (5.41%) Coaching
8 4 (5.41%) Presales
8 4 (5.41%) Project Management
9 3 (4.05%) A/B Testing
9 3 (4.05%) BCP
9 3 (4.05%) DevOps
9 3 (4.05%) Mentoring
9 3 (4.05%) Performance Analysis
Programming Languages
1 2 (2.70%) C#
1 2 (2.70%) Java
1 2 (2.70%) PHP
1 2 (2.70%) PowerShell
1 2 (2.70%) Python
2 1 (1.35%) SQL
Qualifications
1 34 (45.95%) Cisco Certification
2 29 (39.19%) CCNP
3 13 (17.57%) CCIE
4 10 (13.51%) CCNA
5 8 (10.81%) CCDP
6 6 (8.11%) CCNP Voice
7 4 (5.41%) Degree
8 3 (4.05%) CCVP
8 3 (4.05%) MCITP
8 3 (4.05%) MCSE
8 3 (4.05%) Microsoft Certification
9 2 (2.70%) Security Cleared
10 1 (1.35%) Computer Science Degree
10 1 (1.35%) DV Cleared
10 1 (1.35%) ITIL Certification
10 1 (1.35%) SC Cleared
Quality Assurance & Compliance
1 5 (6.76%) SLA
System Software
1 14 (18.92%) VMware Infrastructure
2 11 (14.86%) Active Directory
3 4 (5.41%) Hyper-V
4 2 (2.70%) NFS
5 1 (1.35%) Docker
5 1 (1.35%) VMware ESXi
5 1 (1.35%) XenApp
Systems Management
1 19 (25.68%) Cisco CUCM
2 7 (9.46%) Cisco UCCX
3 3 (4.05%) Cisco UCCE
4 2 (2.70%) WMI
5 1 (1.35%) Cisco IPCC
5 1 (1.35%) Cisco Prime
5 1 (1.35%) Kubernetes
5 1 (1.35%) OpenView
5 1 (1.35%) Prometheus
5 1 (1.35%) XenMobile
Vendors
1 64 (86.49%) Cisco
2 31 (41.89%) Avaya
3 20 (27.03%) CheckPoint
3 20 (27.03%) Microsoft
4 15 (20.27%) VMware
5 12 (16.22%) SolarWinds
6 10 (13.51%) Juniper
7 9 (12.16%) Verint
8 8 (10.81%) Mitel
8 8 (10.81%) Palo Alto
9 7 (9.46%) F5
10 6 (8.11%) Red Box
10 6 (8.11%) Riverbed
11 4 (5.41%) HP
11 4 (5.41%) Polycom
12 3 (4.05%) Aruba
12 3 (4.05%) Citrix
12 3 (4.05%) Etrali
12 3 (4.05%) Speakerbus
12 3 (4.05%) Tandberg
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