Period
to 22 April 2021

The following table provides summary statistics for permanent job vacancies with a requirement for PBX skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited PBX over the 6 months to 22 April 2021 with a comparison to the same period in the previous 2 years.

Private Branch Exchange (PBX)
UK
6 months to
22 Apr 2021
Same period 2020 Same period 2019
Rank 739 824 908
Rank change year-on-year +85 +84 +57
Permanent jobs citing PBX 117 135 215
As % of all permanent jobs advertised in the UK 0.14% 0.13% 0.14%
As % of the Communications & Networking category 1.07% 0.83% 0.94%
Number of salaries quoted 104 122 163
10th Percentile £24,150 £25,800 £25,750
25th Percentile £33,750 £29,000 £28,750
Median annual salary (50th Percentile) £44,000 £42,500 £45,000
Median % change year-on-year +3.53% -5.56% +5.88%
75th Percentile £52,500 £67,500 £57,500
90th Percentile £67,500 £81,250 £75,649
UK excluding London median annual salary £39,500 £31,000 £39,500
% change year-on-year +27.42% -21.52% -5.95%

PBX is in the Communications and Computer Networking category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
UK
Permanent vacancies with a requirement for communications or computer networking skills 10,929 16,259 22,784
As % of all permanent IT jobs advertised in the UK 12.90% 15.06% 15.35%
Number of salaries quoted 8,283 12,975 17,676
10th Percentile £28,500 £26,250 £26,000
25th Percentile £37,500 £34,750 £33,500
Median annual salary (50th Percentile) £50,000 £47,500 £47,500
Median % change year-on-year +5.26% - +5.56%
75th Percentile £66,250 £63,750 £62,500
90th Percentile £80,000 £77,500 £77,500
UK excluding London median annual salary £45,000 £42,915 £42,500
% change year-on-year +4.86% +0.98% -

PBX
Job Vacancy Trend

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

Job vacancy trend for PBX in the UK

PBX
Salary Trend

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

Salary trend for PBX in the UK

PBX
Salary Histogram

Salary distribution for jobs citing PBX over the 6 months to 22 April 2021.

Salary histogram for PBX in the UK

PBX
Top 15 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing PBX within the UK over the 6 months to 22 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +80 90 £42,500 - 29
UK excluding London +59 62 £39,500 +27.42% 22
London +73 34 £42,500 -22.73% 8
Work from Home -133 32 £50,000 -23.08% 8
Midlands +38 17 £40,250 +34.17% 2
South East +71 15 £39,500 +29.51% 12
North of England +30 10 £49,250 +38.73% 3
East Midlands +23 10 £36,250 +31.82% 1
South West +6 9 £45,500 +13.75% 3
Yorkshire +5 8 £48,500 +36.62%
West Midlands +9 7 £60,000 +71.43% 1
Wales +42 5 £24,000 -17.24%
East of England +43 4 £23,500 -24.19% 1
North West +38 2 £52,500 +110.00% 3
Scotland +5 2 £32,500 -35.64% 1

For the 6 months to 22 April 2021, IT jobs citing PBX also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads with a requirement for PBX.

1 69 (58.97%) Cisco
2 61 (52.14%) Microsoft
3 56 (47.86%) Windows
4 42 (35.90%) VoIP
5 38 (32.48%) Telecoms
6 30 (25.64%) Firewall
7 29 (24.79%) LAN
7 29 (24.79%) SQL Server
8 27 (23.08%) Active Directory
9 26 (22.22%) Avaya
9 26 (22.22%) Juniper
9 26 (22.22%) VMware
9 26 (22.22%) VMware Infrastructure
10 25 (21.37%) Degree
11 24 (20.51%) Hyper-V
11 24 (20.51%) Linux
12 22 (18.80%) Windows 10
12 22 (18.80%) Windows Server
13 21 (17.95%) Unified Communications
13 21 (17.95%) Data Centre
13 21 (17.95%) Mitel
14 20 (17.09%) Migration
14 20 (17.09%) Microsoft 365
15 19 (16.24%) Skype for Business
15 19 (16.24%) Skype
15 19 (16.24%) Analytical Skills
16 18 (15.38%) MCSE
16 18 (15.38%) ITIL
16 18 (15.38%) Microsoft Certification
16 18 (15.38%) Infrastructure Engineering

PBX
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 19 (16.24%) Skype for Business
2 16 (13.68%) Apache
3 15 (12.82%) IIS
3 15 (12.82%) Tomcat
4 13 (11.11%) ejabberd
4 13 (11.11%) nginx
5 6 (5.13%) SharePoint
6 3 (2.56%) MS Exchange
7 2 (1.71%) Exchange Server 2007
7 2 (1.71%) OpenStack
7 2 (1.71%) WebLogic
8 1 (0.85%) CMS
8 1 (0.85%) Confluence
8 1 (0.85%) Exchange Server 2013
Applications
1 5 (4.27%) Microsoft Office
2 3 (2.56%) MS Visio
Business Applications
1 2 (1.71%) Oracle EBS R12
2 1 (0.85%) Dynamics NAV
Cloud Services
1 20 (17.09%) Microsoft 365
2 13 (11.11%) Azure
3 10 (8.55%) AWS
4 5 (4.27%) OneDrive
5 3 (2.56%) IaaS
5 3 (2.56%) Power Automate
5 3 (2.56%) Power Platform
5 3 (2.56%) PowerApps
6 2 (1.71%) Cloud Computing
6 2 (1.71%) SaaS
7 1 (0.85%) Amazon EC2
7 1 (0.85%) Azure Active Directory
7 1 (0.85%) Dynamics 365
7 1 (0.85%) Mimecast
7 1 (0.85%) PaaS
Communications & Networking
1 42 (35.90%) VoIP
2 30 (25.64%) Firewall
3 29 (24.79%) LAN
4 21 (17.95%) Unified Communications
5 19 (16.24%) Skype
6 17 (14.53%) VPN
6 17 (14.53%) WAN
6 17 (14.53%) WebEx
7 16 (13.68%) Asterisk PBX
8 15 (12.82%) Internet
9 14 (11.97%) BGP
10 13 (11.11%) Diameter Protocol
10 13 (11.11%) SNMP
11 12 (10.26%) DHCP
12 11 (9.40%) TCP/IP
13 9 (7.69%) DNS
14 8 (6.84%) RTP
15 7 (5.98%) VLAN
16 5 (4.27%) Wireless
17 4 (3.42%) SAN
Database & Business Intelligence
1 29 (24.79%) SQL Server
2 3 (2.56%) Power BI
3 2 (1.71%) SQL Server Reporting Services
4 1 (0.85%) MySQL
4 1 (0.85%) SQL Server 2008
Development Applications
1 2 (1.71%) WinDbg
General
1 38 (32.48%) Telecoms
2 13 (11.11%) Games
3 11 (9.40%) Public Sector
4 7 (5.98%) Multimedia
5 4 (3.42%) Finance
6 3 (2.56%) Local Government
7 2 (1.71%) Banking
7 2 (1.71%) Legal
7 2 (1.71%) Marketing
8 1 (0.85%) Czech Language
8 1 (0.85%) Front Office
8 1 (0.85%) Retail
Job Titles
1 29 (24.79%) Network Engineer
2 19 (16.24%) Systems Engineer
3 13 (11.11%) Applications Engineer
3 13 (11.11%) Network Systems Engineer
4 12 (10.26%) Voice Engineer
5 10 (8.55%) Unified Communications Engineer
5 10 (8.55%) Voice Network Engineer
6 6 (5.13%) Analyst
6 6 (5.13%) Delivery Manager
6 6 (5.13%) Service Delivery Manager
6 6 (5.13%) Service Manager
7 5 (4.27%) 2nd Line Support
7 5 (4.27%) Support Engineer
7 5 (4.27%) Telephony Engineer
7 5 (4.27%) VoIP Engineer
8 4 (3.42%) Consultant
8 4 (3.42%) Design Engineer
8 4 (3.42%) Infrastructure Engineer
8 4 (3.42%) IT Engineer
8 4 (3.42%) IT Manager
Libraries, Frameworks & Software Standards
1 13 (11.11%) XMPP
2 6 (5.13%) WebRTC
3 4 (3.42%) FreeSWITCH
4 1 (0.85%) CSS
4 1 (0.85%) HTML
4 1 (0.85%) LAMP
4 1 (0.85%) SOAP
4 1 (0.85%) Web Services
Miscellaneous
1 21 (17.95%) Data Centre
2 19 (16.24%) Analytical Skills
3 14 (11.97%) Clustering
4 13 (11.11%) BYOD
4 13 (11.11%) Organisational Skills
5 6 (5.13%) Handset
6 5 (4.27%) User Experience
7 3 (2.56%) Self-Motivation
8 2 (1.71%) Driving Licence
8 2 (1.71%) PKI
8 2 (1.71%) Video Conferencing
9 1 (0.85%) Client/Server
9 1 (0.85%) Linux Command Line
9 1 (0.85%) Private Cloud
9 1 (0.85%) Replication
9 1 (0.85%) Smartphone
9 1 (0.85%) Virtual Team
Operating Systems
1 56 (47.86%) Windows
2 24 (20.51%) Linux
3 22 (18.80%) Windows 10
3 22 (18.80%) Windows Server
4 15 (12.82%) Debian
5 6 (5.13%) Windows Server 2012
6 3 (2.56%) Windows Server 2016
7 2 (1.71%) CentOS
7 2 (1.71%) Ubuntu
8 1 (0.85%) HPUX
8 1 (0.85%) Red Hat Enterprise Linux
8 1 (0.85%) Unix
8 1 (0.85%) Windows 7
8 1 (0.85%) Windows Server 2008
8 1 (0.85%) Windows Server 2019
Processes & Methodologies
1 20 (17.09%) Migration
2 18 (15.38%) Infrastructure Engineering
2 18 (15.38%) ITIL
3 15 (12.82%) Computer Science
3 15 (12.82%) High Availability
4 14 (11.97%) Architectural Design
4 14 (11.97%) Load Balancing
4 14 (11.97%) Time Management
5 13 (11.11%) Continuous Integration
5 13 (11.11%) Open Source
5 13 (11.11%) Penetration Testing
5 13 (11.11%) Problem-Solving
5 13 (11.11%) Risk Assessment
6 12 (10.26%) Customer Requirements
7 11 (9.40%) Coaching
7 11 (9.40%) Continuous Improvement
8 10 (8.55%) Root Cause Analysis
9 9 (7.69%) Agile Software Development
10 6 (5.13%) Service Management
10 6 (5.13%) Stakeholder Management
Programming Languages
1 14 (11.97%) PHP
2 13 (11.11%) Bash Shell
2 13 (11.11%) C
2 13 (11.11%) Perl
3 5 (4.27%) Python
4 4 (3.42%) SQL
5 2 (1.71%) JavaScript
5 2 (1.71%) PowerShell
6 1 (0.85%) C#
6 1 (0.85%) VBA
Qualifications
1 25 (21.37%) Degree
2 18 (15.38%) MCSE
2 18 (15.38%) Microsoft Certification
3 17 (14.53%) Cisco Certification
3 17 (14.53%) MCSA
4 16 (13.68%) MCP
5 13 (11.11%) Computer Science Degree
5 13 (11.11%) MCITP
5 13 (11.11%) MCTS
6 10 (8.55%) CCNA
7 9 (7.69%) CCNP
8 5 (4.27%) HNC
8 5 (4.27%) HND
9 3 (2.56%) PRINCE2 Certification
9 3 (2.56%) SC Cleared
9 3 (2.56%) Security Cleared
10 2 (1.71%) VMware Certified Professional (VCP)
11 1 (0.85%) ITIL Foundation Certificate
Quality Assurance & Compliance
1 12 (10.26%) SLA
2 4 (3.42%) Cyber Essentials
2 4 (3.42%) Cyber Essentials PLUS
2 4 (3.42%) GDPR
2 4 (3.42%) ISO/IEC 27001
2 4 (3.42%) QA
3 1 (0.85%) PCI DSS
System Software
1 27 (23.08%) Active Directory
2 26 (22.22%) VMware Infrastructure
3 24 (20.51%) Hyper-V
4 15 (12.82%) Kamailio
4 15 (12.82%) KVM
5 13 (11.11%) iptables
5 13 (11.11%) Postfix
5 13 (11.11%) QEMU
6 2 (1.71%) Citrix Hypervisor
6 2 (1.71%) Docker
6 2 (1.71%) Microsoft Virtual Server
6 2 (1.71%) OpenSIPS
6 2 (1.71%) Virtual Servers
6 2 (1.71%) VMware ESXi
6 2 (1.71%) vSphere
7 1 (0.85%) BitLocker
7 1 (0.85%) Firmware
Systems Management
1 13 (11.11%) Ansible
1 13 (11.11%) Galera Cluster
1 13 (11.11%) HAProxy
1 13 (11.11%) Puppet
1 13 (11.11%) ZABBIX
2 2 (1.71%) Cisco CUCM
2 2 (1.71%) Kubernetes
2 2 (1.71%) Perfmon
2 2 (1.71%) SCCM
3 1 (0.85%) Failover Clustering
3 1 (0.85%) Microsoft Clustering
3 1 (0.85%) Proxmox
3 1 (0.85%) SCOM
3 1 (0.85%) WSUS
Vendors
1 69 (58.97%) Cisco
2 61 (52.14%) Microsoft
3 26 (22.22%) Avaya
3 26 (22.22%) Juniper
3 26 (22.22%) VMware
4 21 (17.95%) Mitel
5 16 (13.68%) Yealink
6 15 (12.82%) HP
6 15 (12.82%) Polycom
7 14 (11.97%) Nortel
8 13 (11.11%) Acme Packet
8 13 (11.11%) GENBAND
8 13 (11.11%) Oracle
8 13 (11.11%) Percona
8 13 (11.11%) SonicWALL
9 5 (4.27%) Meraki
10 3 (2.56%) BroadSoft
10 3 (2.56%) Red Hat
11 2 (1.71%) BT
11 2 (1.71%) EMC