The median contractor rate for a Senior Front-End Developer was - per day in advertised job vacancies in Hertfordshire during the 3 months to 26 June 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.

Senior Front-End Developer (Client-Side Developer)
East of England / Hertfordshire
3 months to
26 Jun 2017
Same period 2016 Same period 2015
Rank - 54 -
Contract jobs requiring a Senior Front-End Developer 0 3 0
As % of all contract IT jobs advertised in Hertfordshire - 0.47% -
As % of the Job Titles category - 0.48% -
Number of daily rates quoted 0 2 0
Median daily rate - £458 -
UK excluding London median daily rate £400 £425 £335
% change year-on-year -5.88% +26.86%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - £40.00

The next table is for comparison with the above and includes summary statistics for all job roles in contract job vacancies advertised in Hertfordshire. Most job vacancies include a discernible job title. As such, the figures in the first row provide an indication of the number of contract jobs in our overall sample.

Contract IT Job Roles
Hertfordshire
Contract job vacancies with a job title containing a recognized job role 585 623 826
As % of all contract IT job vacancies advertised in Hertfordshire 92.71% 96.59% 92.39%
Number of daily rates quoted 306 320 434
Median daily rate £400 £400 £375
Median daily rate % change year-on-year - +6.66%  
90% offered a daily rate of more than £225 £164 £225
10% offered a daily rate of more than £550 £500 £500
UK excluding London median daily rate £400 £400 £370
% change year-on-year - +8.10%  
Number of hourly rates quoted 54 35 74
Median hourly rate £14.50 £13.50 £17.50
Median hourly rate % change year-on-year +7.40% -22.85%  
90% offered a hourly rate of more than £10.00 £8.25 £9.00
10% offered a hourly rate of more than £40.00 £30.30 £37.50
UK excluding London median hourly rate £17.50 £17.45 £16.00
% change year-on-year +0.28% +9.06%  

Senior Front-End Developer
Job Vacancy Trend in Hertfordshire

The job posting trend of jobs advertised in Hertfordshire that featured Senior Front-End Developer in the job title.

Job vacancy trend for Senior Front-End Developer in Hertfordshire

Senior Front-End Developer
Contractor Daily Rate Trend in Hertfordshire

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Senior Front-End Developer in Hertfordshire.

Contractor daily rate trend for Senior Front-End Developer in Hertfordshire

Senior Front-End Developer Skill Set
Top 29 Co-occurring IT Skills in Hertfordshire

For the 6 months to 26 June 2017, Senior Front-End 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 Hertfordshire region featuring Senior Front-End Developer in the job title.

1 3 (100.00%) E-Commerce
1 3 (100.00%) HTML
1 3 (100.00%) JavaScript
1 3 (100.00%) HTML5
1 3 (100.00%) Front End Development
2 2 (66.67%) Sass
2 2 (66.67%) AngularJS
2 2 (66.67%) User Experience
2 2 (66.67%) BEM - Block Element Modifier
2 2 (66.67%) CSS3
2 2 (66.67%) CSS
2 2 (66.67%) Law
3 1 (33.33%) Scrum
3 1 (33.33%) Web Design
3 1 (33.33%) Agile Software Development
3 1 (33.33%) Retail
3 1 (33.33%) PaaS
3 1 (33.33%) Backbone.js
3 1 (33.33%) Responsive Web Design
3 1 (33.33%) iPad
3 1 (33.33%) Node.js
3 1 (33.33%) Payment Gateway
3 1 (33.33%) ES6
3 1 (33.33%) React
3 1 (33.33%) webpack
3 1 (33.33%) LESS
3 1 (33.33%) Babel
3 1 (33.33%) Angular 2
3 1 (33.33%) Greenfield Project

Senior Front-End Developer Skill Set
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:

Business Applications
1 1 (33.33%) Payment Gateway
Cloud Services
1 1 (33.33%) PaaS
Development Applications
1 1 (33.33%) Babel
1 1 (33.33%) webpack
General
1 2 (66.67%) Law
2 1 (33.33%) Retail
Libraries, Frameworks & Software Standards
1 3 (100.00%) HTML
1 3 (100.00%) HTML5
2 2 (66.67%) AngularJS
2 2 (66.67%) CSS
2 2 (66.67%) CSS3
2 2 (66.67%) Sass
3 1 (33.33%) Angular 2
3 1 (33.33%) Backbone.js
3 1 (33.33%) LESS
3 1 (33.33%) Node.js
3 1 (33.33%) React
Miscellaneous
1 2 (66.67%) User Experience
2 1 (33.33%) Greenfield Project
2 1 (33.33%) iPad
Processes & Methodologies
1 3 (100.00%) E-Commerce
1 3 (100.00%) Front End Development
2 2 (66.67%) BEM - Block Element Modifier
3 1 (33.33%) Agile Software Development
3 1 (33.33%) Responsive Web Design
3 1 (33.33%) Scrum
3 1 (33.33%) Web Design
Programming Languages
1 3 (100.00%) JavaScript
2 1 (33.33%) ES6