The table below looks at the statistics for ISDN skills in IT jobs advertised for the England region. Included is a guide to the salaries offered in IT jobs that have cited ISDN over the 3 months to 3 December 2016 with a comparison to the same period over the previous 2 years.

3 months to
3 Dec 2016
Same period 2015 Same period 2014
Integrated Service Digital Network (ISDN)
Rank 775 834 807
Rank change year-on-year
+59 -27
Permanent jobs citing ISDN 81 96 154
As % of all permanent IT jobs located in England 0.097% 0.096% 0.14%
As % of the Communications & Networking category 0.56% 0.57% 0.78%
Number of salaries quoted 66 88 142
Median salary £47,500 £39,000 £42,500
Median salary % change year-on-year
+21.79% -8.23%
90% offered a salary of more than £28,500 £20,000 £27,500
10% offered a salary of more than £60,000 £57,500 £65,000
UK excluding London median salary £42,500 £36,500 £39,500
% change year-on-year
+16.43% -7.59%
ISDN
UK

The following table is for comparison with the above and provides statistics for the entire Communications & Networking category in permanent jobs advertised in the England region.

Communications & Networking Category
England
Permanent IT job ads with a match in the
Communications & Networking category
14527 16821 19627
As % of all permanent IT jobs located in England 17.33% 16.73% 18.19%
Number of salaries quoted 11872 14025 15877
Median salary £45,000 £45,000 £42,500
Median salary % change year-on-year
- +5.88%
90% offered a salary of more than £28,000 £27,000 £27,000
10% offered a salary of more than £70,000 £65,000 £70,000
UK excluding London median salary £42,500 £42,500 £40,000
% change year-on-year
- +6.25%

ISDN
Jobs Demand Trend in England

The demand trend of job ads across the England region citing ISDN as a proportion of all IT jobs with a match in the Communications & Networking category.

ISDN Jobs Demand Trend in England

ISDN
Salary Trend in England

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

ISDN Salary Trend in England

ISDN
Salary Histogram in England

This chart provides a salary histogram for IT jobs citing ISDN across the England region over the 3 months to 3 December 2016.

ISDN Salary Histogram 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 3 December 2016. 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
(Click see detailed
statistics and trends)
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
South East +81 27 £52,500 +41.89% 1
East of England +37 22 £37,500 -3.84% 1
London +42 15 £55,500 +5.71% 1
North West -23 8 £40,250 +101.25% 1
West Midlands -23 6 £45,000 +24.13%
Yorkshire +12 4 £37,500 +66.66%
East Midlands +16 3 £42,500 -5.55% 2
ISDN
UK

ISDN
Top 30 Related IT Skills in England

For the 6 months to 3 December 2016, 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.

1 147 (77.37%) Cisco
2 104 (54.74%) Cisco Certification
3 100 (52.63%) WAN
4 99 (52.11%) LAN
5 94 (49.47%) VoIP
6 91 (47.89%) Firewall
7 86 (45.26%) DNS
8 83 (43.68%) MPLS
9 82 (43.16%) DHCP
10 81 (42.63%) ITIL
11 68 (35.79%) VPN
12 65 (34.21%) CCNA
13 60 (31.58%) Wireless
14 59 (31.05%) TCP/IP
15 56 (29.47%) Ethernet
16 55 (28.95%) Juniper
17 54 (28.42%) Data Centre
18 53 (27.89%) OSPF
19 47 (24.74%) Cisco Nexus
20 45 (23.68%) Telecoms
21 42 (22.11%) Skype for Business
22 40 (21.05%) VLAN
22 40 (21.05%) DSL
22 40 (21.05%) PBX
23 39 (20.53%) CCNP
24 36 (18.95%) IPsec
25 33 (17.37%) VMware
25 33 (17.37%) BGP
26 32 (16.84%) Cisco ASA
26 32 (16.84%) Unified Communications

ISDN
Top Related 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 42 (22.11%) Skype for Business
2 21 (11.05%) MS Exchange
3 8 (4.21%) IIS
4 7 (3.68%) SharePoint
5 5 (2.63%) Exchange Server 2007
6 2 (1.05%) Blackberry Enterprise Server
7 1 (0.53%) Apache
7 1 (0.53%) Confluence
7 1 (0.53%) Exchange Server 2010
7 1 (0.53%) Exchange Server 2013
Applications
1 7 (3.68%) MS Excel
2 1 (0.53%) MS Office
2 1 (0.53%) MS Visio
Business Applications
1 9 (4.74%) Cisco SocialMiner
2 2 (1.05%) SAP Oil and Gas
3 1 (0.53%) Dynamics AX
Cloud Services
1 15 (7.89%) Office 365
2 14 (7.37%) PaaS
3 2 (1.05%) Microsoft Azure
Communications & Networking
1 100 (52.63%) WAN
2 99 (52.11%) LAN
3 94 (49.47%) VoIP
4 91 (47.89%) Firewall
5 86 (45.26%) DNS
6 83 (43.68%) MPLS
7 82 (43.16%) DHCP
8 68 (35.79%) VPN
9 60 (31.58%) Wireless
10 59 (31.05%) TCP/IP
11 56 (29.47%) Ethernet
12 53 (27.89%) OSPF
13 47 (24.74%) Cisco Nexus
14 40 (21.05%) DSL
14 40 (21.05%) PBX
14 40 (21.05%) VLAN
15 36 (18.95%) IPsec
16 33 (17.37%) BGP
17 32 (16.84%) Cisco ASA
17 32 (16.84%) Unified Communications
Database & Business Intelligence
1 8 (4.21%) SQL Server
2 5 (2.63%) SQL Server 2008
3 1 (0.53%) Amazon RDS
3 1 (0.53%) SQL Server 2005
3 1 (0.53%) SQL Server 2012
Development Applications
1 1 (0.53%) JIRA
General
1 45 (23.68%) Telecoms
2 15 (7.89%) Retail
3 13 (6.84%) Law
4 7 (3.68%) Finance
4 7 (3.68%) Military
5 4 (2.11%) Billing
6 3 (1.58%) Banking
6 3 (1.58%) Electronics
6 3 (1.58%) Investment Banking
7 2 (1.05%) Manufacturing
7 2 (1.05%) Marketing
8 1 (0.53%) Financial Institution
8 1 (0.53%) French Language
8 1 (0.53%) Legal
Job Titles
1 64 (33.68%) Network Engineer
2 27 (14.21%) Support Engineer
3 26 (13.68%) Analyst
4 24 (12.63%) Cisco Engineer
5 20 (10.53%) Senior Network Engineer
6 18 (9.47%) Cisco Network Engineer
6 18 (9.47%) Infrastructure Engineer
7 15 (7.89%) Voice Engineer
8 14 (7.37%) 3rd Line Engineer
9 13 (6.84%) 3rd Line Support
9 13 (6.84%) 3rd Line Support Engineer
10 12 (6.32%) Cisco Analyst
10 12 (6.32%) Linux Engineer
10 12 (6.32%) Linux Support
10 12 (6.32%) Linux Support Engineer
10 12 (6.32%) Telecoms Analyst
10 12 (6.32%) VoIP Engineer
11 11 (5.79%) Office 365 Engineer
11 11 (5.79%) Operations Engineer
12 10 (5.26%) NOC Technician
Libraries, Frameworks & Software Standards
1 21 (11.05%) XMPP
2 8 (4.21%) 802.1X
3 4 (2.11%) .NET
3 4 (2.11%) JTAPI
3 4 (2.11%) RFC 2833
3 4 (2.11%) TAPI
3 4 (2.11%) Web Services
4 3 (1.58%) CCXML
4 3 (1.58%) VXML
5 1 (0.53%) Ajax
5 1 (0.53%) ASP.NET
5 1 (0.53%) COM
5 1 (0.53%) CSS
5 1 (0.53%) HTML
5 1 (0.53%) RESTful
5 1 (0.53%) WAP
5 1 (0.53%) XML
Miscellaneous
1 54 (28.42%) Data Centre
2 24 (12.63%) Video Conferencing
3 20 (10.53%) Management Information System
4 19 (10.00%) Analytical Skills
5 18 (9.47%) PKI
6 14 (7.37%) Mathematics
7 10 (5.26%) e-Health
8 8 (4.21%) Driving Licence
8 8 (4.21%) Handset
9 4 (2.11%) IVR
10 3 (1.58%) Contactless
11 2 (1.05%) Blackberry
11 2 (1.05%) Client/Server
11 2 (1.05%) Smartphone
11 2 (1.05%) User Experience
12 1 (0.53%) Algorithms
12 1 (0.53%) Clustering
12 1 (0.53%) Computer Science
12 1 (0.53%) FlexPod
12 1 (0.53%) Wiki
Operating Systems
1 31 (16.32%) Windows
2 28 (14.74%) Linux
3 22 (11.58%) Windows Server
4 19 (10.00%) Windows Server 2012
5 15 (7.89%) Windows Server 2003
5 15 (7.89%) Windows Server 2008
6 13 (6.84%) Red Hat Enterprise Linux
7 8 (4.21%) Unix
8 3 (1.58%) Windows 7
9 1 (0.53%) CentOS
9 1 (0.53%) Debian
9 1 (0.53%) Ubuntu
9 1 (0.53%) Windows XP
Processes & Methodologies
1 81 (42.63%) ITIL
2 24 (12.63%) Network Design
3 20 (10.53%) Load Balancing
4 19 (10.00%) WAN Optimisation
5 18 (9.47%) Mentoring
6 17 (8.95%) Project Management
7 15 (7.89%) Change Control
7 15 (7.89%) Coaching
7 15 (7.89%) E-Commerce
7 15 (7.89%) Network Monitoring
8 13 (6.84%) Information Management
8 13 (6.84%) Operations Management
9 12 (6.32%) Incident Management
10 11 (5.79%) Network Management
11 10 (5.26%) Line Management
11 10 (5.26%) Performance Monitoring
11 10 (5.26%) Problem Management
11 10 (5.26%) Statistical Analysis
12 9 (4.74%) Service Delivery
13 8 (4.21%) Agile Software Development
Programming Languages
1 18 (9.47%) C
2 3 (1.58%) Bash Shell
2 3 (1.58%) Java
2 3 (1.58%) Python
2 3 (1.58%) SQL
3 2 (1.05%) JavaScript
3 2 (1.05%) Perl
4 1 (0.53%) C#
4 1 (0.53%) C++
4 1 (0.53%) PHP
4 1 (0.53%) PowerShell
4 1 (0.53%) VB.NET
4 1 (0.53%) VBScript
Qualifications
1 104 (54.74%) Cisco Certification
2 65 (34.21%) CCNA
3 39 (20.53%) CCNP
4 31 (16.32%) Security Cleared
5 23 (12.11%) SC Cleared
6 15 (7.89%) Degree
7 12 (6.32%) ITIL Certification
8 11 (5.79%) JNCIA
8 11 (5.79%) JNCIP
9 10 (5.26%) JNCIE
9 10 (5.26%) JNCIS
10 9 (4.74%) CCNP Voice
10 9 (4.74%) DV Cleared
11 7 (3.68%) ITIL Foundation Certificate
12 6 (3.16%) Microsoft Certification
13 4 (2.11%) CCIE
13 4 (2.11%) MCSA
14 2 (1.05%) CISSP
15 1 (0.53%) MCSE
15 1 (0.53%) SSCP
Quality Assurance & Compliance
1 18 (9.47%) SLA
2 11 (5.79%) PCI DSS
3 3 (1.58%) ISO/IEC 27001
3 3 (1.58%) PA-DSS
System Software
1 26 (13.68%) VMware Infrastructure
2 24 (12.63%) Active Directory
3 22 (11.58%) VMware ESX
4 13 (6.84%) Terminal Services
5 6 (3.16%) Hyper-V
6 2 (1.05%) VMware ESXi
7 1 (0.53%) iptables
7 1 (0.53%) pfSense
7 1 (0.53%) Virtual Servers
7 1 (0.53%) VirtualBox
7 1 (0.53%) vSphere
7 1 (0.53%) XenApp
Systems Management
1 19 (10.00%) Cisco CUCM
1 19 (10.00%) Cisco Prime
1 19 (10.00%) SolarWinds Orion
2 10 (5.26%) Cisco UCCE
2 10 (5.26%) Cisco UCCX
3 3 (1.58%) SCCM
4 2 (1.05%) Nagios
5 1 (0.53%) Cacti
5 1 (0.53%) DameWare
5 1 (0.53%) Norton AntiVirus
5 1 (0.53%) Opscode Chef
5 1 (0.53%) Puppet
5 1 (0.53%) SCOM
5 1 (0.53%) TrustSec
Vendors
1 147 (77.37%) Cisco
2 55 (28.95%) Juniper
3 33 (17.37%) VMware
4 30 (15.79%) Microsoft
5 29 (15.26%) F5
6 26 (13.68%) CheckPoint
6 26 (13.68%) Palo Alto
6 26 (13.68%) SolarWinds
7 17 (8.95%) Barracuda Networks
8 14 (7.37%) Meraki
9 13 (6.84%) Citrix
10 12 (6.32%) Mitel
11 11 (5.79%) Avaya
12 9 (4.74%) Red Box
13 7 (3.68%) Nortel
14 6 (3.16%) Aerohive Networks
15 5 (2.63%) BroadSoft
15 5 (2.63%) Cyberoam
15 5 (2.63%) HP
15 5 (2.63%) Polycom
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