Period
to 21 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Twickenham with a requirement for JSON skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited JSON over the 6 months to 21 November 2017 with a comparison to the same period in the previous 2 years.

JSON
6 months to
21 Nov 2017
Same period 2016 Same period 2015
Rank - 22 38
Permanent jobs citing JSON 0 8 1
As % of all permanent IT jobs advertised in Twickenham - 5.84% 0.60%
As % of the Libraries, Frameworks & Software Standards category - 11.11% 1.28%
Number of salaries quoted 0 8 1
Twickenham median annual salary - £42,500 £62,500
Median salary % change year-on-year - -32.00% -
Richmond upon Thames median annual salary - £42,500 £44,000
% change year-on-year - -3.41% +10.00%

JSON is in the Software Libraries and Frameworks category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Twickenham with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
Twickenham
Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 55 72 78
As % of all permanent IT jobs advertised in Twickenham 34.59% 52.55% 46.71%
Number of salaries quoted 53 72 75
Twickenham median annual salary £50,000 £42,500 £47,500
Median salary % change year-on-year +17.65% -10.53% +18.75%
10th Percentile £27,500 £28,500 £33,300
90th Percentile £67,500 £61,250 £82,500
Richmond upon Thames median annual salary £50,000 £42,500 £47,500
% change year-on-year +17.65% -10.53% +18.75%

JSON
Job Vacancy Trend in Twickenham

Job postings citing JSON as a percentage of all IT jobs advertised in Twickenham.

Job vacancy trend for JSON in Twickenham

JSON
Salary Trend in Twickenham

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

Salary trend for JSON in Twickenham