Period
to 12 December 2018

The following table provides summary statistics for contract job vacancies advertised in Hertfordshire with a requirement for ES7 skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited ES7 over the 6 months to 12 December 2018 with a comparison to the 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.

ECMAScript 2016 (JavaScript ES2016, ES7)
East of England > Hertfordshire
6 months to
12 Dec 2018
Same period 2017 Same period 2016
Rank 105 - -
Rank change year-on-year - - +98
Contract jobs citing ES7 1 0 0
As % of all contract IT jobs advertised in Hertfordshire 0.063% - -
As % of the Programming Languages category 0.19% - -
Number of daily rates quoted 3 0 0
Hertfordshire median daily rate £500 - -
East of England median daily rate £500 - -
Number of hourly rates quoted 0 0 0
Hertfordshire median hourly rate - - -
East of England median hourly rate - - -

ES7 is in the Programming Languages category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Hertfordshire with a requirement for coding skills.

All Programming Languages
Hertfordshire
Contract vacancies with a requirement for coding skills 539 619 527
As % of all contract IT jobs advertised in Hertfordshire 33.71% 38.45% 37.09%
Number of daily rates quoted 343 327 306
Hertfordshire median daily rate £420 £413 £390
Median daily rate % change year-on-year +1.82% +5.77% +1.96%
10th Percentile £263 £288 £225
90th Percentile £556 £575 £538
East of England median daily rate £438 £400 £375
% change year-on-year +9.38% +6.67% -
Number of hourly rates quoted 21 18 30
Hertfordshire median hourly rate £45.00 £24.50 £48.50
Median hourly rate % change year-on-year +83.67% -49.48% +38.57%
10th Percentile £17.25 £13.50 £36.83
90th Percentile £52.50 £42.00 £53.95
East of England median hourly rate £44.50 £40.50 £41.06
% change year-on-year +9.88% -1.37% +9.50%

For the 6 months to 12 December 2018, IT contractor jobs citing ES7 also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the Hertfordshire region with a requirement for ES7.

1 1 (100.00%) HTML
1 1 (100.00%) JavaScript
1 1 (100.00%) CSS
1 1 (100.00%) Ajax
1 1 (100.00%) JSON
1 1 (100.00%) jQuery
1 1 (100.00%) RESTful
1 1 (100.00%) Open Source
1 1 (100.00%) HTML5
1 1 (100.00%) Node.js
1 1 (100.00%) Twitter Bootstrap
1 1 (100.00%) gulp
1 1 (100.00%) ES6
1 1 (100.00%) npm

ES7
Co-occurring IT Skills in Hertfordshire 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 1 (100.00%) npm
Development Applications
1 1 (100.00%) gulp
Job Titles
1 1 (100.00%) Developer
1 1 (100.00%) UI Developer
Libraries, Frameworks & Software Standards
1 1 (100.00%) Ajax
1 1 (100.00%) CSS
1 1 (100.00%) HTML
1 1 (100.00%) HTML5
1 1 (100.00%) jQuery
1 1 (100.00%) JSON
1 1 (100.00%) Node.js
1 1 (100.00%) RESTful
1 1 (100.00%) Twitter Bootstrap
Processes & Methodologies
1 1 (100.00%) Open Source
Programming Languages
1 1 (100.00%) ES6
1 1 (100.00%) JavaScript