Period
to 24 November 2017

The following table provides summary statistics for permanent job vacancies advertised in the South East with a requirement for ISDN skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited ISDN over the 6 months to 24 November 2017 with a comparison to the same period in the previous 2 years.

Integrated Service Digital Network (ISDN)
England > South East
6 months to
24 Nov 2017
Same period 2016 Same period 2015
Rank 491 532 602
Rank change year-on-year +41 +70 -55
Permanent jobs citing ISDN 46 61 47
As % of all permanent IT jobs advertised in the South East 0.15% 0.17% 0.11%
As % of the Communications & Networking category 0.85% 0.82% 0.55%
Number of salaries quoted 39 56 44
South East median annual salary £38,000 £52,000 £45,000
Median salary % change year-on-year -26.92% +15.56% +13.92%
10th Percentile £25,000 £38,750 £21,550
90th Percentile £72,500 £67,500 £67,500
England median annual salary £46,250 £45,000 £40,000
% change year-on-year +2.78% +12.50% -

ISDN 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 advertised in the South East with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
South East
Permanent vacancies with a requirement for communications or computer networking skills 5430 7475 8587
As % of all permanent IT jobs advertised in the South East 17.60% 21.38% 20.04%
Number of salaries quoted 4315 5991 6993
South East median annual salary £42,500 £45,000 £43,000
Median salary % change year-on-year -5.56% +4.65% +7.50%
10th Percentile £24,250 £26,000 £24,250
90th Percentile £66,150 £67,500 £67,500
England median annual salary £45,000 £45,000 £45,000

ISDN
Job Vacancy Trend in the South East

Job postings citing ISDN as a percentage of all IT jobs advertised in the South East.

Job vacancy trend for ISDN in the South East

ISDN
Salary Trend in the South East

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

Salary trend for ISDN in the South East

ISDN
Salary Histogram in the South East

The salary distribution of IT jobs citing ISDN in the South East over the 6 months to 24 November 2017.

Salary histogram for ISDN in the South East

ISDN
Job Locations in the South East

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing ISDN within the South East region over the 6 months to 24 November 2017. 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
Hampshire -1 24 £34,500 -13.75% 4
Thames Valley +30 11 £45,000 +5.88% 1
Surrey +11 9 £70,000 +21.74%
Berkshire +45 8 £45,000 -
Buckinghamshire +7 3 £25,000 -41.18% 1
West Sussex 0 2 £72,500 +31.82%
ISDN
England

For the 6 months to 24 November 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 South East region with a requirement for ISDN.

1 27 (58.70%) Cisco
2 22 (47.83%) Firewall
3 19 (41.30%) VoIP
4 17 (36.96%) WAN
4 17 (36.96%) LAN
4 17 (36.96%) ITIL
4 17 (36.96%) SLA
5 16 (34.78%) Cisco Certification
5 16 (34.78%) Juniper
5 16 (34.78%) MPLS
6 15 (32.61%) DNS
6 15 (32.61%) Linux
7 14 (30.43%) Ethernet
7 14 (30.43%) BGP
7 14 (30.43%) Network Design
8 13 (28.26%) Wi-Fi
8 13 (28.26%) OSPF
8 13 (28.26%) DSL
8 13 (28.26%) PBX
9 12 (26.09%) TCP/IP
9 12 (26.09%) DHCP
9 12 (26.09%) Telecoms
9 12 (26.09%) Data Centre
10 11 (23.91%) F5
10 11 (23.91%) IPsec
10 11 (23.91%) Wireless
10 11 (23.91%) Windows
10 11 (23.91%) SSL
11 10 (21.74%) SAN
11 10 (21.74%) Cisco Prime

ISDN
Co-occurring IT Skills in the South East 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 3 (6.52%) MS Exchange
2 2 (4.35%) Exchange Server 2010
2 2 (4.35%) Exchange Server 2013
2 2 (4.35%) Skype for Business
3 1 (2.17%) IIS
Applications
1 1 (2.17%) Microsoft Office
Cloud Services
1 1 (2.17%) IaaS
1 1 (2.17%) PaaS
1 1 (2.17%) SaaS
Communications & Networking
1 22 (47.83%) Firewall
2 19 (41.30%) VoIP
3 17 (36.96%) LAN
3 17 (36.96%) WAN
4 16 (34.78%) MPLS
5 15 (32.61%) DNS
6 14 (30.43%) BGP
6 14 (30.43%) Ethernet
7 13 (28.26%) DSL
7 13 (28.26%) OSPF
7 13 (28.26%) PBX
7 13 (28.26%) Wi-Fi
8 12 (26.09%) DHCP
8 12 (26.09%) TCP/IP
9 11 (23.91%) IPsec
9 11 (23.91%) SSL
9 11 (23.91%) Wireless
10 10 (21.74%) 3G
10 10 (21.74%) DDNS
10 10 (21.74%) TACACS
General
1 12 (26.09%) Telecoms
2 1 (2.17%) Advertising
2 1 (2.17%) Electronics
2 1 (2.17%) Finance
2 1 (2.17%) German Language
2 1 (2.17%) Italian Language
2 1 (2.17%) Spanish Language
Job Titles
1 17 (36.96%) Network Engineer
2 13 (28.26%) Senior Network Engineer
2 13 (28.26%) Support Engineer
3 7 (15.22%) Juniper Engineer
4 4 (8.70%) Audio Visual Engineer
4 4 (8.70%) Telecoms Engineer
5 3 (6.52%) Telecoms Support Engineer
6 2 (4.35%) Architect
6 2 (4.35%) DV Cleared Network Engineer
6 2 (4.35%) IP Engineer
6 2 (4.35%) IP Network Engineer
6 2 (4.35%) Lync Engineer
6 2 (4.35%) NOC Technician
6 2 (4.35%) Telephony Engineer
6 2 (4.35%) Telephony Support
6 2 (4.35%) Voice Architect
6 2 (4.35%) Voice Engineer
7 1 (2.17%) Consultant
7 1 (2.17%) Network Consultant
7 1 (2.17%) Software Engineer
Libraries, Frameworks & Software Standards
1 1 (2.17%) REST
1 1 (2.17%) Web Services
Miscellaneous
1 12 (26.09%) Data Centre
2 10 (21.74%) Management Information System
2 10 (21.74%) PKI
3 9 (19.57%) Computer Science
4 8 (17.39%) Video Conferencing
5 3 (6.52%) Driving Licence
5 3 (6.52%) Handset
6 2 (4.35%) Linux Command Line
7 1 (2.17%) Analytical Skills
7 1 (2.17%) User Experience
Operating Systems
1 15 (32.61%) Linux
2 11 (23.91%) Windows
3 8 (17.39%) Unix
4 3 (6.52%) Windows Server
5 2 (4.35%) Windows 7
5 2 (4.35%) Windows Server 2008
6 1 (2.17%) CentOS
6 1 (2.17%) Ubuntu
6 1 (2.17%) Windows 10
6 1 (2.17%) Windows 8
6 1 (2.17%) Windows Vista
Processes & Methodologies
1 17 (36.96%) ITIL
2 14 (30.43%) Network Design
3 10 (21.74%) Adaptive Security
3 10 (21.74%) Information Management
3 10 (21.74%) Load Balancing
3 10 (21.74%) Operations Management
4 8 (17.39%) Service Delivery
5 7 (15.22%) Change Control
5 7 (15.22%) Incident Management
5 7 (15.22%) Kalman Filter
5 7 (15.22%) Mathematics
5 7 (15.22%) WAN Optimisation
5 7 (15.22%) Web Filtering
6 5 (10.87%) CRM
6 5 (10.87%) Network Monitoring
7 4 (8.70%) Project Management
8 3 (6.52%) Line Management
8 3 (6.52%) Performance Monitoring
9 2 (4.35%) Capacity Management
9 2 (4.35%) Performance Management
Programming Languages
1 2 (4.35%) C
1 2 (4.35%) C#
1 2 (4.35%) C++
1 2 (4.35%) Java
1 2 (4.35%) Python
2 1 (2.17%) Bash Shell
2 1 (2.17%) SQL
Qualifications
1 16 (34.78%) Cisco Certification
2 10 (21.74%) Degree
3 8 (17.39%) Security Cleared
4 7 (15.22%) CCIE
5 5 (10.87%) CCNP
5 5 (10.87%) SC Cleared
6 4 (8.70%) CCNA
7 3 (6.52%) DV Cleared
7 3 (6.52%) Microsoft Certification
8 2 (4.35%) CCNP Voice
8 2 (4.35%) MCITP
8 2 (4.35%) MCP
8 2 (4.35%) MCTS
9 1 (2.17%) CCDP
9 1 (2.17%) HND
9 1 (2.17%) JNCIA
9 1 (2.17%) Master's Degree
9 1 (2.17%) MCSE
Quality Assurance & Compliance
1 17 (36.96%) SLA
2 1 (2.17%) QA
System Software
1 3 (6.52%) VMware Infrastructure
1 3 (6.52%) vSphere
2 2 (4.35%) Firmware
3 1 (2.17%) Active Directory
3 1 (2.17%) Hyper-V
Systems Management
1 10 (21.74%) Cisco Prime
1 10 (21.74%) SolarWinds Orion
2 2 (4.35%) Cisco CUCM
2 2 (4.35%) SCOM
3 1 (2.17%) CA Spectrum
3 1 (2.17%) vCenter Server
Vendors
1 27 (58.70%) Cisco
2 16 (34.78%) Juniper
3 11 (23.91%) F5
4 10 (21.74%) Barracuda Networks
4 10 (21.74%) Palo Alto
4 10 (21.74%) SolarWinds
5 7 (15.22%) Forcepoint
6 6 (13.04%) Microsoft
6 6 (13.04%) Polycom
7 5 (10.87%) Avaya
7 5 (10.87%) Mitel
7 5 (10.87%) NEC
7 5 (10.87%) Panasonic
7 5 (10.87%) Samsung
8 3 (6.52%) Acme Packet
8 3 (6.52%) BroadSoft
8 3 (6.52%) BT
8 3 (6.52%) Sonus
8 3 (6.52%) VMware
9 2 (4.35%) Blue Coat