The following table provides summary statistics for permanent job vacancies advertised in England with a requirement for ISDN skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited ISDN over the 3 months to 28 June 2017 with a comparison to the same period in the previous 2 years.

Integrated Service Digital Network (ISDN)
UK / England
3 months to
28 Jun 2017
Same period 2016 Same period 2015
Rank 782 792 894
Rank change year-on-year +10 +102  
Permanent jobs citing ISDN 83 122 62
As % of all permanent IT jobs advertised in England 0.099% 0.13% 0.060%
As % of the Communications & Networking category 0.61% 0.78% 0.35%
Number of salaries quoted 66 74 52
Median salary £47,500 £47,500 £53,750
Median salary % change year-on-year - -11.62%  
90% offered a salary of more than £21,250 £25,375 £30,000
10% offered a salary of more than £68,000 £71,250 £67,500
UK excluding London median salary £41,500 £38,000 £51,250
% change year-on-year +9.21% -25.85%  

ISDN 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 advertised in England with a requirement for communications and computer networking skills.

Communications & Computer Network Skills
England
Permanent job vacancies with a requirement for communications and computer networking skills 13674 15681 17859
As % of all permanent IT job vacancies advertised in England 16.37% 16.97% 17.39%
Number of salaries quoted 34087 39672 43359
Median salary £45,000 £45,000 £45,000
90% offered a salary of more than £26,250 £26,000 £26,000
10% offered a salary of more than £72,500 £70,000 £71,250
UK excluding London median salary £42,500 £42,500 £41,500
% change year-on-year - +2.40%  

ISDN
Job Vacancy Trend in England

Job postings citing ISDN as a percentage of all IT jobs advertised in England.

Job vacancy trend for ISDN in England

ISDN
Salary Trend in England

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

Salary trend for ISDN in England

ISDN
Salary Histogram in England

The salary distribution of IT jobs citing ISDN in England over the 3 months to 28 June 2017.

Salary histogram for ISDN in England

ISDN
Job Locations in England

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing ISDN within the England region over the 3 months to 28 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
London +23 26 £55,000 -4.34% 2
East of England -28 19 £47,500 +25.00%
North of England +6 17 £22,500 -30.76%
South East +33 16 £50,000 -4.30% 1
North West -29 11 £22,500 -30.76%
Yorkshire - 6 £41,500 -
Midlands +11 5 £45,000 +28.57%
East Midlands +27 4 £45,000 +37.40%
West Midlands +9 1 £45,000 +28.57%
ISDN
UK

For the 6 months to 28 June 2017, IT jobs citing ISDN also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the England region with a requirement for ISDN.

1 97 (55.75%) Cisco
2 92 (52.87%) LAN
3 88 (50.57%) WAN
4 84 (48.28%) VoIP
5 79 (45.40%) Microsoft
6 78 (44.83%) ITIL
7 76 (43.68%) Firewall
8 69 (39.66%) MS Exchange
9 59 (33.91%) Windows
9 59 (33.91%) Active Directory
9 59 (33.91%) Cisco Certification
10 54 (31.03%) Skype for Business
11 53 (30.46%) VMware Infrastructure
11 53 (30.46%) VPN
11 53 (30.46%) VMware
12 52 (29.89%) DNS
13 49 (28.16%) MPLS
13 49 (28.16%) Windows Server
14 45 (25.86%) TCP/IP
15 44 (25.29%) Skype
16 42 (24.14%) DHCP
17 39 (22.41%) Linux
18 38 (21.84%) Data Centre
19 37 (21.26%) Windows Server 2012
19 37 (21.26%) Unified Communications
19 37 (21.26%) Windows Server 2008
20 36 (20.69%) Office 365
21 35 (20.11%) Mentoring
22 34 (19.54%) CCNA
23 32 (18.39%) VLAN

ISDN
Co-occurring IT Skills in England 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 69 (39.66%) MS Exchange
2 54 (31.03%) Skype for Business
3 17 (9.77%) SharePoint
4 15 (8.62%) Exchange Server 2010
4 15 (8.62%) IIS
5 7 (4.02%) Exchange Server 2007
6 6 (3.45%) Exchange Server 2013
7 4 (2.30%) Apache
8 3 (1.72%) Office Communications Server
8 3 (1.72%) SharePoint 2010
8 3 (1.72%) SharePoint 2013
8 3 (1.72%) SharePoint Server
9 1 (0.57%) Blackberry Enterprise Server
9 1 (0.57%) CMS
Applications
1 29 (16.67%) Microsoft Office
2 1 (0.57%) Acrobat
Business Applications
1 1 (0.57%) Dynamics AX
Cloud Services
1 36 (20.69%) Office 365
2 16 (9.20%) PaaS
3 12 (6.90%) Amazon AWS
4 8 (4.60%) Microsoft Azure
Communications & Networking
1 92 (52.87%) LAN
2 88 (50.57%) WAN
3 84 (48.28%) VoIP
4 76 (43.68%) Firewall
5 53 (30.46%) VPN
6 52 (29.89%) DNS
7 49 (28.16%) MPLS
8 45 (25.86%) TCP/IP
9 44 (25.29%) Skype
10 42 (24.14%) DHCP
11 37 (21.26%) Unified Communications
12 32 (18.39%) VLAN
13 29 (16.67%) Ethernet
13 29 (16.67%) PBX
14 26 (14.94%) Cisco Nexus
14 26 (14.94%) IPsec
14 26 (14.94%) Wireless
15 20 (11.49%) PSTN
16 19 (10.92%) Network Security
17 18 (10.34%) Broadband
Database & Business Intelligence
1 18 (10.34%) SQL Server
2 9 (5.17%) SQL Server 2008
3 7 (4.02%) SQL Server 2012
4 6 (3.45%) SQL Server 2005
5 3 (1.72%) Amazon RDS
General
1 23 (13.22%) Finance
2 19 (10.92%) Retail
3 18 (10.34%) Telecoms
4 12 (6.90%) Games
5 4 (2.30%) Legal
6 2 (1.15%) French Language
7 1 (0.57%) Billing
7 1 (0.57%) Manufacturing
Job Titles
1 44 (25.29%) Network Engineer
2 30 (17.24%) Unified Communications Engineer
3 24 (13.79%) Lync Engineer
3 24 (13.79%) Support Engineer
4 23 (13.22%) Infrastructure Support
5 22 (12.64%) 3rd Line Engineer
5 22 (12.64%) Cisco Engineer
5 22 (12.64%) Cisco Network Engineer
6 20 (11.49%) Infrastructure Engineer
7 19 (10.92%) Active Directory Engineer
8 16 (9.20%) Office 365 Engineer
9 15 (8.62%) 3rd Line Support
9 15 (8.62%) 3rd Line Support Engineer
9 15 (8.62%) Infrastructure Support Engineer
10 14 (8.05%) Active Directory Support
10 14 (8.05%) Active Directory Support Engineer
11 12 (6.90%) 3rd Line Infrastructure Engineer
11 12 (6.90%) 3rd Line Infrastructure Support
12 11 (6.32%) Senior Network Engineer
12 11 (6.32%) Voice Engineer
Libraries, Frameworks & Software Standards
1 16 (9.20%) 802.1X
2 11 (6.32%) XMPP
3 10 (5.75%) Web Services
4 1 (0.57%) REST
Miscellaneous
1 38 (21.84%) Data Centre
2 22 (12.64%) Video Conferencing
3 17 (9.77%) User Experience
3 17 (9.77%) Virtual Team
4 10 (5.75%) Management Information System
4 10 (5.75%) PKI
5 8 (4.60%) Clustering
5 8 (4.60%) e-Health
6 7 (4.02%) Computer Science
7 4 (2.30%) Analytical Skills
8 3 (1.72%) Driving Licence
8 3 (1.72%) Handset
8 3 (1.72%) Linux Command Line
9 2 (1.15%) NHS
10 1 (0.57%) APACS
10 1 (0.57%) Blackberry
10 1 (0.57%) CCTV
10 1 (0.57%) Mainframe
10 1 (0.57%) SCADA
10 1 (0.57%) Streaming Media
Operating Systems
1 59 (33.91%) Windows
2 49 (28.16%) Windows Server
3 39 (22.41%) Linux
4 37 (21.26%) Windows Server 2008
4 37 (21.26%) Windows Server 2012
5 21 (12.07%) Windows Server 2003
6 16 (9.20%) Red Hat Enterprise Linux
7 15 (8.62%) Unix
8 10 (5.75%) Windows 7
9 4 (2.30%) Debian
10 3 (1.72%) Windows XP
11 2 (1.15%) Android
11 2 (1.15%) Apple iOS
11 2 (1.15%) Windows 8
12 1 (0.57%) Mac OS X
Processes & Methodologies
1 78 (44.83%) ITIL
2 35 (20.11%) Mentoring
3 22 (12.64%) Network Design
4 20 (11.49%) Time Management
5 18 (10.34%) Coaching
5 18 (10.34%) Disaster Recovery
6 17 (9.77%) Change Control
7 16 (9.20%) E-Commerce
7 16 (9.20%) Presales
8 14 (8.05%) Load Balancing
9 12 (6.90%) Network Monitoring
10 11 (6.32%) Service Delivery
11 10 (5.75%) Incident Management
11 10 (5.75%) Information Security
12 9 (5.17%) Configuration Management
13 8 (4.60%) Change Management
13 8 (4.60%) Information Management
13 8 (4.60%) Network Management
14 7 (4.02%) Mathematics
14 7 (4.02%) Operations Management
Programming Languages
1 11 (6.32%) SQL
2 10 (5.75%) PowerShell
3 6 (3.45%) C
4 2 (1.15%) Bash Shell
4 2 (1.15%) Python
5 1 (0.57%) C#
5 1 (0.57%) C++
5 1 (0.57%) Java
5 1 (0.57%) Perl
5 1 (0.57%) PHP
Qualifications
1 59 (33.91%) Cisco Certification
2 34 (19.54%) CCNA
3 28 (16.09%) CCNP
4 24 (13.79%) Security Cleared
5 21 (12.07%) SC Cleared
6 20 (11.49%) Degree
7 16 (9.20%) MCSE
7 16 (9.20%) Microsoft Certification
8 11 (6.32%) DV Cleared
9 9 (5.17%) CCIE
9 9 (5.17%) JNCIA
9 9 (5.17%) JNCIE
9 9 (5.17%) JNCIP
9 9 (5.17%) JNCIS
10 8 (4.60%) MCITP
11 4 (2.30%) MCP
11 4 (2.30%) VMware Certified Professional (VCP)
12 2 (1.15%) CCNP Voice
12 2 (1.15%) Computer Science Degree
12 2 (1.15%) ITIL Certification
Quality Assurance & Compliance
1 14 (8.05%) PCI DSS
2 13 (7.47%) SLA
3 1 (0.57%) ISO 9001
3 1 (0.57%) ISO/IEC 27001
3 1 (0.57%) QA
System Software
1 59 (33.91%) Active Directory
2 53 (30.46%) VMware Infrastructure
3 21 (12.07%) VMware ESXi
4 19 (10.92%) Hyper-V
5 17 (9.77%) Terminal Services
6 11 (6.32%) Virtual Servers
7 7 (4.02%) Microsoft Virtual Server
8 6 (3.45%) XenApp
9 4 (2.30%) iptables
9 4 (2.30%) pfSense
10 3 (1.72%) Firmware
10 3 (1.72%) vSphere
10 3 (1.72%) XenDesktop
11 1 (0.57%) ISA Server
11 1 (0.57%) Virtual Machines
Systems Management
1 26 (14.94%) Cisco CUCM
2 14 (8.05%) WSUS
3 8 (4.60%) Cisco Prime
4 7 (4.02%) SolarWinds Orion
5 5 (2.87%) Cisco UCCE
5 5 (2.87%) FortiGate
6 4 (2.30%) MobiControl
7 3 (1.72%) Microsoft Data Protection Manager
7 3 (1.72%) SCOM
7 3 (1.72%) ServiceCenter
8 1 (0.57%) Backup Exec
8 1 (0.57%) CA Spectrum
8 1 (0.57%) Cisco UCCX
8 1 (0.57%) DameWare
8 1 (0.57%) Perfmon
8 1 (0.57%) SCCM
8 1 (0.57%) XenMobile
Vendors
1 97 (55.75%) Cisco
2 79 (45.40%) Microsoft
3 53 (30.46%) VMware
4 23 (13.22%) Juniper
5 22 (12.64%) Sonus
6 19 (10.92%) Polycom
7 18 (10.34%) F5
8 16 (9.20%) Avaya
9 11 (6.32%) Citrix
9 11 (6.32%) Mitel
9 11 (6.32%) SolarWinds
10 10 (5.75%) CheckPoint
11 9 (5.17%) Palo Alto
12 8 (4.60%) CommVault
13 7 (4.02%) Barracuda Networks
13 7 (4.02%) HP
13 7 (4.02%) IronPort
14 6 (3.45%) Cyberoam
14 6 (3.45%) IPFX
14 6 (3.45%) Nortel
Slough, Berkshire
Telefonica
Posted: 8 days ago
London
Marks Sattin
Salary: £45000 - £50000 per annum
Posted: 14 days ago
Bristol, Avon
Computershare Investor Services
Salary: Competitive Salary + 25 Days Holiday + Share Plan + Pension
Posted: 19 days ago