Period
to 19 November 2017

The following table provides summary statistics for contract job vacancies advertised in London with a requirement for XHR skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited XHR over the 6 months to 19 November 2017 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.

XMLHttpRequest (XHR)
England > London
6 months to
19 Nov 2017
Same period 2016 Same period 2015
Rank 632 - 594
Rank change year-on-year - +594 +14
Contract jobs citing XHR 2 0 8
As % of all contract IT jobs advertised in London 0.004% - 0.017%
As % of the Libraries, Frameworks & Software Standards category 0.012% - 0.053%
Number of daily rates quoted 0 0 6
London median daily rate - - £400
England median daily rate - - £400
Number of hourly rates quoted 0 0 0
London median hourly rate - - -
England median hourly rate - - -

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

All Software Libraries and Frameworks
London
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 17171 15431 15150
As % of all contract IT jobs advertised in London 37.15% 34.36% 32.22%
Number of daily rates quoted 13119 11555 11268
London median daily rate £500 £463 £450
Median daily rate % change year-on-year +8.11% +2.78% +5.88%
10th Percentile £350 £319 £308
90th Percentile £650 £625 £625
England median daily rate £463 £425 £413
% change year-on-year +8.82% +3.03% +3.13%
Number of hourly rates quoted 101 71 93
London median hourly rate £35.00 £40.00 £37.50
Median hourly rate % change year-on-year -12.50% +6.67% +7.14%
10th Percentile £19.00 £19.23 £14.25
90th Percentile £50.00 £57.50 £58.75
England median hourly rate £40.00 £37.50 £37.50
% change year-on-year +6.67% - +9.49%

XHR
Job Vacancy Trend in London

Job postings citing XHR as a percentage of all IT jobs advertised in London.

Job vacancy trend for XHR in London

XHR
Contractor Daily Rate Trend in London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing XHR in London.

Contractor daily rate trend for XHR in London

For the 6 months to 19 November 2017, IT contractor jobs citing XHR also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the London region with a requirement for XHR.

1 2 (100.00%) HTML
1 2 (100.00%) JavaScript
1 2 (100.00%) DOM
1 2 (100.00%) JSON
1 2 (100.00%) SaaS
1 2 (100.00%) ES6
2 1 (50.00%) Skype

XHR
Co-occurring IT Skills in London 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 (100.00%) SaaS
Communications & Networking
1 1 (50.00%) Skype
Job Titles
1 2 (100.00%) Developer
1 2 (100.00%) JavaScript Developer
2 1 (50.00%) Front End Developer (Client-Side Developer)
Libraries, Frameworks & Software Standards
1 2 (100.00%) DOM
1 2 (100.00%) HTML
1 2 (100.00%) JSON
Programming Languages
1 2 (100.00%) ES6
1 2 (100.00%) JavaScript