Public Switched Telecom Network (PSTN)
UK

The table below provides summary statistics for permanent job vacancies requiring PSTN skills. It includes a benchmarking guide to the annual salaries offered in vacancies that cited PSTN over the 6 months leading up to 28 May 2025, comparing them to the same period in the previous two years.

6 months to
28 May 2025
Same period 2024 Same period 2023
Rank 705 879 954
Rank change year-on-year +174 +75 +259
Permanent jobs citing PSTN 6 31 10
As % of all permanent jobs advertised in the UK 0.011% 0.030% 0.010%
As % of the Communications & Networking category 0.061% 0.23% 0.064%
Number of salaries quoted 5 7 8
10th Percentile £43,019 £38,750 £22,100
25th Percentile £43,799 £41,875 £23,563
Median annual salary (50th Percentile) £45,000 £45,000 £24,000
Median % change year-on-year - +87.50% -25.99%
75th Percentile £47,500 £46,250 £24,188
90th Percentile £57,250 £61,250 £26,625
UK excluding London median annual salary £44,850 - £24,000
% change year-on-year - - -25.99%

All Communications and Computer Networking Skills
UK

PSTN 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 9,795 13,485 15,570
As % of all permanent jobs advertised in the UK 17.91% 13.20% 15.90%
Number of salaries quoted 4,243 9,407 7,838
10th Percentile £23,504 £26,250 £27,970
25th Percentile £27,500 £32,500 £35,750
Median annual salary (50th Percentile) £42,500 £47,500 £50,000
Median % change year-on-year -10.53% -5.00% -4.76%
75th Percentile £65,000 £63,750 £70,654
90th Percentile £83,750 £77,586 £87,500
UK excluding London median annual salary £35,000 £44,000 £45,000
% change year-on-year -20.45% -2.22% -5.26%

PSTN
Job Vacancy Trend

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

Job vacancy trend for PSTN in the UK

PSTN
Salary Trend

3-month moving average salary quoted in jobs citing PSTN.

Salary trend for PSTN in the UK

PSTN
Salary Histogram

Salary distribution for jobs citing PSTN over the 6 months to 28 May 2025.

Salary histogram for PSTN in the UK

PSTN
Top 9 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing PSTN within the UK over the 6 months to 28 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 +135 6 £45,000 - 10
UK excluding London +175 5 £44,850 - 9
Work from Home +123 3 £44,700 -0.67% 2
North of England +43 3 £44,700 - 2
Yorkshire +63 2 £44,700 -
London +115 1 £45,000 -
South East +69 1 £62,500 - 5
East of England +43 1 - - 1
North East - 1 £45,000 -

PSTN
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:

Applications
1 1 (16.67%) Microsoft Office
Business Applications
1 1 (16.67%) Dynamics CRM
Cloud Services
1 2 (33.33%) Azure
1 2 (33.33%) Microsoft 365
Communications & Networking
1 4 (66.67%) VoIP
2 3 (50.00%) Firewall
3 2 (33.33%) BGP
3 2 (33.33%) Cisco ASA
3 2 (33.33%) Cisco Firepower
3 2 (33.33%) Cisco Nexus
3 2 (33.33%) DHCP
3 2 (33.33%) DNS
3 2 (33.33%) IPsec
3 2 (33.33%) LAN
3 2 (33.33%) OSPF
3 2 (33.33%) Reverse Proxy
3 2 (33.33%) TCP/IP
3 2 (33.33%) VLAN
3 2 (33.33%) VPN
3 2 (33.33%) Wi-Fi
3 2 (33.33%) Wireless
3 2 (33.33%) WLAN
4 1 (16.67%) Ethernet
4 1 (16.67%) G.fast
General
1 3 (50.00%) Analytical Skills
2 2 (33.33%) Finance
2 2 (33.33%) Local Government
2 2 (33.33%) Police
2 2 (33.33%) Social Skills
2 2 (33.33%) Telecoms
3 1 (16.67%) Billing
3 1 (16.67%) Marketing
Job Titles
1 2 (33.33%) Network Engineer
2 1 (16.67%) 3rd Line Engineer
2 1 (16.67%) Audio Visual Engineer
2 1 (16.67%) Unified Communications Engineer
Miscellaneous
1 3 (50.00%) Self-Motivation
2 2 (33.33%) Data Centre
2 2 (33.33%) PKI
3 1 (16.67%) Video Conferencing
Processes & Methodologies
1 4 (66.67%) Problem-Solving
2 3 (50.00%) Customer Service
3 2 (33.33%) Incident Management
4 1 (16.67%) Active Listening
4 1 (16.67%) Business Enablement
4 1 (16.67%) Channel Management
4 1 (16.67%) Competitor Analysis
4 1 (16.67%) Continuous Improvement
4 1 (16.67%) CRM
4 1 (16.67%) Customer Experience
4 1 (16.67%) Due Diligence
4 1 (16.67%) Incident Response
4 1 (16.67%) Product Management
4 1 (16.67%) Project Management
4 1 (16.67%) Root Cause Analysis
4 1 (16.67%) Technology Enablement
4 1 (16.67%) Value Proposition
Qualifications
1 2 (33.33%) CCNA
1 2 (33.33%) Cisco Certification
1 2 (33.33%) Degree
1 2 (33.33%) SC Cleared
1 2 (33.33%) Security Cleared
Systems Management
1 1 (16.67%) Cisco CUCM
Vendors
1 3 (50.00%) Cisco
2 2 (33.33%) CheckPoint
2 2 (33.33%) Microsoft