H.323 (H323)
UK

The table below provides summary statistics for permanent job vacancies requiring H.323 skills. It includes a benchmarking guide to the annual salaries offered in vacancies that cited H.323 over the 6 months leading up to 31 May 2025, comparing them to the same period in the previous two years.

6 months to
31 May 2025
Same period 2024 Same period 2023
Rank 700 903 957
Rank change year-on-year +203 +54 +275
Permanent jobs citing H.323 2 4 11
As % of all permanent jobs advertised in the UK 0.004% 0.004% 0.011%
As % of the Communications & Networking category 0.020% 0.029% 0.071%
Number of salaries quoted 2 4 7
10th Percentile £47,050 - -
25th Percentile £54,625 £41,250 £30,500
Median annual salary (50th Percentile) £68,500 £48,750 £31,000
Median % change year-on-year +40.51% +57.26% -48.33%
75th Percentile £83,625 £57,500 £73,125
90th Percentile £91,950 - £73,750
UK excluding London median annual salary £42,000 £55,000 £31,000
% change year-on-year -23.64% +77.42% -52.31%

All Communications and Computer Networking Skills
UK

H.323 falls under the Communications and Computer Networking category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring communications or computer networking skills.

Permanent vacancies with a requirement for communications or computer networking skills 10,094 13,581 15,458
As % of all permanent jobs advertised in the UK 18.08% 13.10% 16.14%
Number of salaries quoted 4,436 9,413 7,713
10th Percentile £23,504 £26,250 £28,000
25th Percentile £26,625 £32,500 £35,750
Median annual salary (50th Percentile) £42,500 £47,500 £50,500
Median % change year-on-year -10.53% -5.94% -3.81%
75th Percentile £65,000 £63,750 £70,000
90th Percentile £82,500 £77,500 £87,500
UK excluding London median annual salary £35,000 £44,000 £45,000
% change year-on-year -20.45% -2.22% -5.26%

H.323
Job Vacancy Trend

Job postings citing H.323 as a proportion of all IT jobs advertised.

Job vacancy trend for H.323 in the UK

H.323
Salary Trend

3-month moving average salary quoted in jobs citing H.323.

Salary trend for H.323 in the UK

H.323
Salary Histogram

Salary distribution for jobs citing H.323 over the 6 months to 31 May 2025.

Salary histogram for H.323 in the UK

H.323
Top 4 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 6 months to 31 May 2025. 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Jobs
England +169 2 £68,500 +40.51% 10
UK excluding London +182 1 £42,000 -23.64% 9
London +104 1 £95,000 +123.53% 1
East of England - 1 £42,000 - 7

H.323
Co-occurring Skills and Capabilities by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Cloud Services
1 1 (50.00%) SaaS
Communications & Networking
1 2 (100.00%) Unified Communications
2 1 (50.00%) BGP
2 1 (50.00%) EIGRP
2 1 (50.00%) ISDN
2 1 (50.00%) OSPF
2 1 (50.00%) RTP
2 1 (50.00%) SD-WAN
2 1 (50.00%) Softphone
2 1 (50.00%) Spanning Tree
2 1 (50.00%) VLAN
2 1 (50.00%) VoIP
2 1 (50.00%) WAN
2 1 (50.00%) WebEx
2 1 (50.00%) Wi-Fi
2 1 (50.00%) Wireshark
General
1 1 (50.00%) Analytical Skills
1 1 (50.00%) Local Government
1 1 (50.00%) Telecoms
Job Titles
1 1 (50.00%) Architect
1 1 (50.00%) Senior
1 1 (50.00%) Senior Network Engineer
1 1 (50.00%) Telephony Engineer
Processes & Methodologies
1 1 (50.00%) Cost Reduction
1 1 (50.00%) Cybersecurity
1 1 (50.00%) ITIL
1 1 (50.00%) Network Monitoring
1 1 (50.00%) Problem-Solving
1 1 (50.00%) Project Management
Qualifications
1 1 (50.00%) Degree
1 1 (50.00%) ITIL Foundation Certificate
Systems Management
1 1 (50.00%) Cisco CUCM
1 1 (50.00%) Cisco Prime
1 1 (50.00%) Cisco UCCX
Vendors
1 2 (100.00%) Cisco
2 1 (50.00%) Fortinet
2 1 (50.00%) HP
2 1 (50.00%) Microsoft
2 1 (50.00%) Mitel
2 1 (50.00%) Red Box
2 1 (50.00%) SolarWinds