Period
to 21 June 2018

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 21 June 2018 with a comparison to the same period in the previous 2 years.

Integrated Service Digital Network (ISDN)
England > South East
6 months to
21 Jun 2018
Same period 2017 Same period 2016
Rank 539 528 575
Rank change year-on-year -11 +47 +7
Permanent jobs citing ISDN 15 27 62
As % of all permanent IT jobs advertised in the South East 0.050% 0.092% 0.16%
As % of the Communications & Networking category 0.30% 0.48% 0.79%
Number of salaries quoted 15 17 42
South East median annual salary £50,000 £50,000 £43,750
Median salary % change year-on-year - +14.29% -12.50%
10th Percentile £26,900 £41,000 £25,000
90th Percentile £65,000 £72,500 £60,625
England median annual salary £50,000 £47,500 £45,000
% change year-on-year +5.26% +5.56% -

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 5,052 5,677 7,861
As % of all permanent IT jobs advertised in the South East 16.77% 19.34% 20.91%
Number of salaries quoted 3,944 4,571 6,549
South East median annual salary £44,000 £42,500 £42,500
Median salary % change year-on-year +3.53% - -
10th Percentile £24,325 £25,000 £25,000
90th Percentile £67,500 £65,000 £66,250
England median annual salary £47,500 £45,000 £45,000
% change year-on-year +5.56% - -

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 21 June 2018.

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 21 June 2018. 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 -26 5 £35,000 -14.63%
Thames Valley -1 4 £33,750 -25.00%
Surrey 0 3 £50,000 -28.57% 1
Middlesex - 3 £65,000 -
Buckinghamshire +5 2 £25,000 -16.67%
Berkshire -1 2 £46,250 +2.78%
ISDN
England

For the 6 months to 21 June 2018, IT jobs citing ISDN 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 across the South East region with a requirement for ISDN.

1 12 (80.00%) Cisco
2 8 (53.33%) VoIP
3 7 (46.67%) Firewall
4 6 (40.00%) Wi-Fi
4 6 (40.00%) Cisco Certification
4 6 (40.00%) Linux
4 6 (40.00%) LAN
5 5 (33.33%) WAN
5 5 (33.33%) TCP/IP
5 5 (33.33%) VPN
5 5 (33.33%) Microsoft
6 4 (26.67%) MPLS
6 4 (26.67%) DSL
6 4 (26.67%) Active Directory
6 4 (26.67%) CCIE
6 4 (26.67%) CCNP
6 4 (26.67%) Ethernet
7 3 (20.00%) SSL
7 3 (20.00%) PBX
7 3 (20.00%) LDAP
7 3 (20.00%) GPRS
7 3 (20.00%) Windows
7 3 (20.00%) IPsec
7 3 (20.00%) Telecoms
7 3 (20.00%) Business Continuity
7 3 (20.00%) IP Telephony
7 3 (20.00%) Project Management
7 3 (20.00%) H.323
7 3 (20.00%) Sourcefire
7 3 (20.00%) Cisco IOS

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 1 (6.67%) IIS
1 1 (6.67%) MS Exchange
Applications
1 1 (6.67%) Microsoft Office
Cloud Services
1 1 (6.67%) IaaS
1 1 (6.67%) PaaS
1 1 (6.67%) SaaS
Communications & Networking
1 8 (53.33%) VoIP
2 7 (46.67%) Firewall
3 6 (40.00%) LAN
3 6 (40.00%) Wi-Fi
4 5 (33.33%) TCP/IP
4 5 (33.33%) VPN
4 5 (33.33%) WAN
5 4 (26.67%) DSL
5 4 (26.67%) Ethernet
5 4 (26.67%) MPLS
6 3 (20.00%) Cisco ASA
6 3 (20.00%) Cisco IOS
6 3 (20.00%) Cisco PIX
6 3 (20.00%) GPRS
6 3 (20.00%) H.323
6 3 (20.00%) IP Telephony
6 3 (20.00%) IPsec
6 3 (20.00%) PBX
6 3 (20.00%) Sourcefire
6 3 (20.00%) SSL
Development Applications
1 1 (6.67%) Git (software)
1 1 (6.67%) JIRA
General
1 3 (20.00%) Telecoms
2 2 (13.33%) Finance
2 2 (13.33%) Front Office
2 2 (13.33%) German Language
2 2 (13.33%) Italian Language
2 2 (13.33%) Spanish Language
Job Titles
1 5 (33.33%) Network Engineer
2 3 (20.00%) Senior Network Engineer
3 2 (13.33%) Infrastructure Engineer
3 2 (13.33%) Project Manager
3 2 (13.33%) Systems Engineer
3 2 (13.33%) Voice Engineer
4 1 (6.67%) 2nd/3rd Line Support
4 1 (6.67%) 2nd/3rd Line Support Engineer
4 1 (6.67%) 3rd Line Engineer
4 1 (6.67%) 3rd Line Support Engineer
4 1 (6.67%) Developer
4 1 (6.67%) IP Design Engineer
4 1 (6.67%) IP Engineer
4 1 (6.67%) IP Network Engineer
4 1 (6.67%) Lead Network Engineer
4 1 (6.67%) Messaging Engineer
4 1 (6.67%) Network Design Engineer
4 1 (6.67%) Network Infrastructure Engineer
4 1 (6.67%) NOC Manager
4 1 (6.67%) VoIP Engineer
Libraries, Frameworks & Software Standards
1 3 (20.00%) LDAP
Miscellaneous
1 3 (20.00%) Driving Licence
2 2 (13.33%) Enterprise Storage
2 2 (13.33%) Handset
2 2 (13.33%) Linux Command Line
2 2 (13.33%) Management Information System
2 2 (13.33%) PKI
2 2 (13.33%) Video Conferencing
Operating Systems
1 6 (40.00%) Linux
2 3 (20.00%) Windows
3 1 (6.67%) CentOS
3 1 (6.67%) Ubuntu
3 1 (6.67%) Windows 10
3 1 (6.67%) Windows 8
3 1 (6.67%) Windows Server
3 1 (6.67%) Windows Vista
Processes & Methodologies
1 3 (20.00%) Business Continuity
1 3 (20.00%) Disaster Recovery
1 3 (20.00%) Performance Monitoring
1 3 (20.00%) Project Management
2 2 (13.33%) Case Management
2 2 (13.33%) Continuous Improvement
2 2 (13.33%) Network Monitoring
2 2 (13.33%) PRINCE2
2 2 (13.33%) Problem-Solving
2 2 (13.33%) Risk Analysis
2 2 (13.33%) Service Delivery
2 2 (13.33%) Stakeholder Management
3 1 (6.67%) Asset Management
3 1 (6.67%) B2B
3 1 (6.67%) B2C
3 1 (6.67%) Incident Management
3 1 (6.67%) Network Design
3 1 (6.67%) Network Virtualisation
3 1 (6.67%) Proactive Management
3 1 (6.67%) Statistical Analysis
Programming Languages
1 2 (13.33%) SQL
2 1 (6.67%) C++
2 1 (6.67%) JavaScript
Qualifications
1 6 (40.00%) Cisco Certification
2 4 (26.67%) CCIE
2 4 (26.67%) CCNP
3 3 (20.00%) CCIE Security
4 2 (13.33%) CCNA
4 2 (13.33%) Degree
4 2 (13.33%) MCSE
4 2 (13.33%) Microsoft Certification
4 2 (13.33%) PRINCE2 Certification
5 1 (6.67%) SC Cleared
5 1 (6.67%) Security Cleared
Quality Assurance & Compliance
1 1 (6.67%) ISO 9001
1 1 (6.67%) ISO/IEC 27001
System Software
1 4 (26.67%) Active Directory
2 1 (6.67%) Hyper-V
2 1 (6.67%) ProxySG
Systems Management
1 3 (20.00%) Cisco CUCM
1 3 (20.00%) FortiGate
Vendors
1 12 (80.00%) Cisco
2 5 (33.33%) Microsoft
3 3 (20.00%) IronPort
4 2 (13.33%) Acme Packet
4 2 (13.33%) Sonus
5 1 (6.67%) Blue Coat
5 1 (6.67%) BroadSoft
5 1 (6.67%) Juniper
5 1 (6.67%) Polycom