Period
to 10 August 2020

The following table provides summary statistics for permanent job vacancies advertised in Welwyn Garden City with a requirement for DWDM skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited DWDM over the 6 months to 10 August 2020 with a comparison to the same period in the previous 2 years.

Dense Wave Division Multiplexing (DWDM)
Hertfordshire > Welwyn Garden City
6 months to
10 Aug 2020
Same period 2019 Same period 2018
Rank - 44 60
Permanent jobs citing DWDM 0 1 5
As % of all permanent jobs advertised in Welwyn Garden City - 0.61% 1.12%
As % of the Communications & Networking category - 1.61% 7.94%
Number of salaries quoted 0 0 0
Median annual salary - - -
Hertfordshire median annual salary £67,500 £32,000 £67,500
% change year-on-year +110.94% -52.59% -

DWDM 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 Welwyn Garden City with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
Welwyn Garden City
Permanent vacancies with a requirement for communications or computer networking skills 10 62 63
As % of all permanent IT jobs advertised in Welwyn Garden City 23.26% 37.80% 14.13%
Number of salaries quoted 9 20 8
Median annual salary £60,000 £28,500 £50,000
Median salary % change year-on-year +110.53% -43.00% +56.25%
10th Percentile £46,950 £25,000 £21,775
90th Percentile £74,250 £67,500 £57,500
Hertfordshire median annual salary £42,500 £45,000 £47,500
% change year-on-year -5.56% -5.26% +5.56%

DWDM
Job Vacancy Trend in Welwyn Garden City

Job postings citing DWDM as a proportion of all IT jobs advertised in Welwyn Garden City.

Job vacancy trend for DWDM in Welwyn Garden City