The following table provides summary statistics for permanent job vacancies advertised in Birmingham 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 27 March 2017 with a comparison to the same period in the previous 2 years.

3 months to
27 Mar 2017
Same period 2016 Same period 2015
Integrated Service Digital Network (ISDN)
West Midlands / Birmingham
Rank 122 - -
Rank change year-on-year - 0  
Permanent jobs citing ISDN 2 0 0
As % of all permanent IT jobs advertised in Birmingham 0.11% - -
As % of the Communications & Networking category 0.76% - -
Number of salaries quoted 2 0 0
Median salary £60,000 - -
UK excluding London median salary £45,000 £37,000 £42,500
% change year-on-year +21.62% -12.94%  

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 Birmingham with a requirement for communications and computer networking skills.

Communications & Computer Network Skills
Birmingham
Permanent job vacancies with a requirement for communications and computer networking skills 263 363 273
As % of all permanent IT job vacancies advertised in Birmingham 14.38% 15.41% 15.64%
Number of salaries quoted 206 289 231
Median salary £45,000 £45,000 £42,500
Median salary % change year-on-year - +5.88%  
90% offered a salary of more than £27,500 £30,000 £22,500
10% offered a salary of more than £55,000 £65,000 £52,500
UK excluding London median salary £40,000 £42,500 £41,500
% change year-on-year -5.88% +2.40%  

ISDN
Job Vacancy Trend in Birmingham

The job posting trend of jobs advertised in Birmingham citing ISDN as a proportion of all permanent or contract IT jobs with a match in the Communications & Networking category.

Job vacancy trend for ISDN in Birmingham

ISDN
Salary Trend in Birmingham

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

Salary trend for ISDN in Birmingham

ISDN
Top 20 Related IT Skills in Birmingham

For the 6 months to 27 March 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 Birmingham region with a requirement for ISDN.

1 2 (66.67%) Cisco
1 2 (66.67%) CCNP
1 2 (66.67%) Cisco Certification
1 2 (66.67%) XMPP
1 2 (66.67%) Cisco CUCM
1 2 (66.67%) Presales
2 1 (33.33%) VLAN
2 1 (33.33%) xDSL
2 1 (33.33%) Telecoms
2 1 (33.33%) MPLS
2 1 (33.33%) DSL
2 1 (33.33%) Windows
2 1 (33.33%) Linux
2 1 (33.33%) PBX
2 1 (33.33%) PSTN
2 1 (33.33%) VoIP
2 1 (33.33%) DHCP
2 1 (33.33%) Ethernet
2 1 (33.33%) TCP/IP
2 1 (33.33%) DNS

ISDN
Top Related IT Skills in Birmingham 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:

Communications & Networking
1 1 (33.33%) DHCP
1 1 (33.33%) DNS
1 1 (33.33%) DSL
1 1 (33.33%) Ethernet
1 1 (33.33%) MPLS
1 1 (33.33%) PBX
1 1 (33.33%) PSTN
1 1 (33.33%) TCP/IP
1 1 (33.33%) VLAN
1 1 (33.33%) VoIP
1 1 (33.33%) xDSL
General
1 1 (33.33%) Telecoms
Job Titles
1 2 (66.67%) Cisco Consultant
1 2 (66.67%) Cisco Technical Consultant
1 2 (66.67%) Collaboration Consultant
1 2 (66.67%) Consultant
1 2 (66.67%) Technical Consultant
2 1 (33.33%) 2nd Line Support
Libraries, Frameworks & Software Standards
1 2 (66.67%) XMPP
Operating Systems
1 1 (33.33%) Linux
1 1 (33.33%) Windows
Processes & Methodologies
1 2 (66.67%) Presales
Qualifications
1 2 (66.67%) CCNP
1 2 (66.67%) Cisco Certification
Systems Management
1 2 (66.67%) Cisco CUCM
Vendors
1 2 (66.67%) Cisco