Period
to 15 November 2018

The median contractor rate for a JavaScript Developer was £400 per day in advertised job vacancies in Slough during the 6 months to 15 November 2018.

The first table below provides contractor rate benchmarking and summary statistics including a comparison to same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

JavaScript Developer
Berkshire > Slough
6 months to
15 Nov 2018
Same period 2017 Same period 2016
Rank 41 29 41
Rank change year-on-year -12 +12 -1
Contract jobs requiring a JavaScript Developer 1 7 2
As % of all contract IT jobs advertised in Slough 0.29% 2.40% 0.63%
As % of the Job Titles category 0.31% 2.54% 0.68%
Number of daily rates quoted 1 7 2
Slough median daily rate £400 £450 £400
Median daily rate % change year-on-year -11.11% +12.50% +28.00%
Berkshire median daily rate £400 £403 £400
% change year-on-year -0.62% +0.63% +14.29%
Number of hourly rates quoted 0 0 0
Slough median hourly rate - - -
Berkshire median hourly rate - - £36.50

The following table is for comparison with the above and includes summary statistics for all contract IT job vacancies advertised in Slough. Most job vacancies include a discernible job title that can be normalized. As such, the figures in the second row provide an indication of the number of contract jobs in our overall sample.

All Contract IT Job Vacancies
Slough
Contract vacancies in Slough with a recognized job title 325 276 296
% of contract IT jobs with a recognized job title 93.12% 94.52% 92.79%
Number of daily rates quoted 199 188 194
Slough median daily rate £388 £400 £350
Median daily rate % change year-on-year -3.13% +14.29% -
10th Percentile £150 £213 £206
90th Percentile £550 £558 £481
Berkshire median daily rate £425 £425 £400
% change year-on-year - +6.25% +2.89%
Number of hourly rates quoted 7 6 13
Slough median hourly rate £20.00 £14.00 £15.00
Median hourly rate % change year-on-year +42.86% -6.67% -17.81%
10th Percentile £13.47 £11.13 £9.00
90th Percentile £20.40 £17.50 £39.95
Berkshire median hourly rate £20.00 £14.50 £14.50
% change year-on-year +37.93% - -32.71%

JavaScript Developer
Job Vacancy Trend in Slough

Job postings that featured JavaScript Developer in the job title as a percentage of all IT jobs advertised in Slough.

Job vacancy trend for JavaScript Developer in Slough

JavaScript Developer
Contractor Daily Rate Trend in Slough

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing JavaScript Developer in Slough.

Contractor daily rate trend for JavaScript Developer in Slough

JavaScript Developer
Contractor Hourly Rate Trend in Slough

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing JavaScript Developer in Slough.

Contractor hourly rate trend for JavaScript Developer in Slough

JavaScript Developer Skill Set
Top 8 Co-occurring IT Skills in Slough

For the 6 months to 15 November 2018, JavaScript Developer contract jobs required the following IT skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the Slough region featuring JavaScript Developer in the job title.

1 1 (100.00%) JavaScript
1 1 (100.00%) Business Intelligence
1 1 (100.00%) NHS
1 1 (100.00%) Publishing
1 1 (100.00%) Games
1 1 (100.00%) TDD
1 1 (100.00%) Node.js
1 1 (100.00%) React

JavaScript Developer Skill Set
Co-occurring IT Skills in Slough 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:

General
1 1 (100.00%) Games
1 1 (100.00%) Publishing
Libraries, Frameworks & Software Standards
1 1 (100.00%) Node.js
1 1 (100.00%) React
Miscellaneous
1 1 (100.00%) NHS
Processes & Methodologies
1 1 (100.00%) Business Intelligence
1 1 (100.00%) TDD
Programming Languages
1 1 (100.00%) JavaScript