The following table provides summary statistics for permanent job vacancies advertised in the South West with a requirement for DWDM skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited DWDM over the 3 months to 29 March 2017 with a comparison to the same period in the previous 2 years.

Dense Wave Division Multiplexing (DWDM)
England / South West
3 months to
29 Mar 2017
Same period 2016 Same period 2015
Rank - 260 234
Permanent jobs citing DWDM 0 1 11
As % of all permanent IT jobs advertised in the South West - 0.017% 0.18%
As % of the Communications & Networking category - 0.085% 1.11%
Number of salaries quoted 0 0 3
Median salary - - £41,500
UK excluding London median salary £45,000 £52,500 £43,750
% change year-on-year -14.28% +20.00%  

DWDM 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 the South West with a requirement for communications and computer networking skills.

Communications & Computer Network Skills
South West
Permanent job vacancies with a requirement for communications and computer networking skills 795 1182 992
As % of all permanent IT job vacancies advertised in the South West 15.71% 20.06% 16.53%
Number of salaries quoted 600 995 854
Median salary £35,000 £40,000 £37,500
Median salary % change year-on-year -12.50% +6.66%  
90% offered a salary of more than £23,500 £24,000 £24,000
10% offered a salary of more than £50,000 £60,000 £54,000
UK excluding London median salary £40,000 £42,500 £41,500
% change year-on-year -5.88% +2.40%  

DWDM
Job Vacancy Trend in the South West

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

Job vacancy trend for DWDM in the South West

DWDM
Salary Trend in the South West

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

Salary trend for DWDM in the South West