Period
to 24 November 2017

The median contractor rate for a JavaScript Developer was £425 per day in advertised job vacancies in Watford during the 6 months to 24 November 2017.

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
Hertfordshire > Watford
6 months to
24 Nov 2017
Same period 2016 Same period 2015
Rank 46 44 21
Rank change year-on-year -2 -23 +10
Contract jobs requiring a JavaScript Developer 3 1 16
As % of all contract IT jobs advertised in Watford 0.68% 0.34% 6.37%
As % of the Job Titles category 0.73% 0.35% 6.58%
Number of daily rates quoted 3 1 16
Watford median daily rate £425 £340 £363
Median daily rate % change year-on-year +25.00% -6.21% -3.33%
10th Percentile £243 £335 £294
90th Percentile £468 £345 £375
Hertfordshire median daily rate £388 £445 £331
% change year-on-year -12.92% +34.34% -17.19%
Number of hourly rates quoted 0 0 0
Watford median hourly rate - - -
Hertfordshire median hourly rate - - -

The following table is for comparison with the above and includes summary statistics for all contract IT job vacancies advertised in Watford. 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
Watford
Contract vacancies in Watford with a recognized job title 412 283 243
% of contract IT jobs with a recognized job title 93.42% 97.59% 96.81%
Number of daily rates quoted 197 147 133
Watford median daily rate £400 £375 £363
Median daily rate % change year-on-year +6.67% +3.45% -3.33%
10th Percentile £200 £170 £120
90th Percentile £575 £538 £488
Hertfordshire median daily rate £400 £400 £390
% change year-on-year - +2.56% +4.00%
Number of hourly rates quoted 16 11 16
Watford median hourly rate £17.75 £14.00 £13.50
Median hourly rate % change year-on-year +26.79% +3.70% +8.00%
10th Percentile £13.50 £12.00 £8.50
90th Percentile £40.00 £15.25 £35.12
Hertfordshire median hourly rate £17.50 £14.50 £17.00
% change year-on-year +20.69% -14.71% +12.25%

JavaScript Developer
Job Vacancy Trend in Watford

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

Job vacancy trend for JavaScript Developer in Watford

JavaScript Developer
Contractor Daily Rate Trend in Watford

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

Contractor daily rate trend for JavaScript Developer in Watford

JavaScript Developer
Contractor Daily Rate Histogram in Watford

The daily rate distribution of IT jobs citing JavaScript Developer in Watford over the 6 months to 24 November 2017.

Contractor daily rate histogram for JavaScript Developer in Watford

JavaScript Developer Skill Set
Top 27 Co-occurring IT Skills in Watford

For the 6 months to 24 November 2017, JavaScript Developer contract jobs required the following IT skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the Watford region featuring JavaScript Developer in the job title.

1 3 (100.00%) HTML
1 3 (100.00%) JavaScript
1 3 (100.00%) CSS
1 3 (100.00%) HTML5
1 3 (100.00%) CSS3
2 2 (66.67%) Redis
2 2 (66.67%) Bitbucket
2 2 (66.67%) Ansible
2 2 (66.67%) React
2 2 (66.67%) webpack
2 2 (66.67%) Redux
2 2 (66.67%) Greenfield Project
2 2 (66.67%) JSON
2 2 (66.67%) BDD
2 2 (66.67%) SaaS
2 2 (66.67%) Ruby
2 2 (66.67%) Ruby on Rails
2 2 (66.67%) PostgreSQL
2 2 (66.67%) Agile Software Development
3 1 (33.33%) Retail
3 1 (33.33%) Content Management
3 1 (33.33%) E-Commerce
3 1 (33.33%) Marketing
3 1 (33.33%) SEO
3 1 (33.33%) Acceptance Criteria
3 1 (33.33%) Front End Development
3 1 (33.33%) User Experience

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

Cloud Services
1 2 (66.67%) SaaS
Database & Business Intelligence
1 2 (66.67%) PostgreSQL
1 2 (66.67%) Redis
Development Applications
1 2 (66.67%) Bitbucket
1 2 (66.67%) webpack
General
1 1 (33.33%) Marketing
1 1 (33.33%) Retail
Libraries, Frameworks & Software Standards
1 3 (100.00%) CSS
1 3 (100.00%) CSS3
1 3 (100.00%) HTML
1 3 (100.00%) HTML5
2 2 (66.67%) JSON
2 2 (66.67%) React
2 2 (66.67%) Redux
2 2 (66.67%) Ruby on Rails
Miscellaneous
1 2 (66.67%) Greenfield Project
2 1 (33.33%) User Experience
Processes & Methodologies
1 2 (66.67%) Agile Software Development
1 2 (66.67%) BDD
2 1 (33.33%) Acceptance Criteria
2 1 (33.33%) Content Management
2 1 (33.33%) E-Commerce
2 1 (33.33%) Front End Development
2 1 (33.33%) SEO
Programming Languages
1 3 (100.00%) JavaScript
2 2 (66.67%) Ruby
Systems Management
1 2 (66.67%) Ansible