Period
to 20 January 2019

The following table provides summary statistics for contract job vacancies advertised in Hertfordshire with a requirement for Twitter Bootstrap skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Twitter Bootstrap over the 6 months to 20 January 2019 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.

Twitter Bootstrap
East of England > Hertfordshire
6 months to
20 Jan 2019
Same period 2018 Same period 2017
Rank 84 93 88
Rank change year-on-year +9 -5 -11
Contract jobs citing Twitter Bootstrap 9 5 10
As % of all contract IT jobs advertised in Hertfordshire 0.63% 0.33% 0.72%
As % of the Libraries, Frameworks & Software Standards category 2.49% 1.32% 2.67%
Number of daily rates quoted 8 2 8
Hertfordshire median daily rate £450 £465 £300
Median daily rate % change year-on-year -3.23% +55.00% -21.05%
10th Percentile £341 £388 £130
90th Percentile £500 £534 £413
East of England median daily rate £419 £378 £325
% change year-on-year +10.93% +16.15% -12.75%
Number of hourly rates quoted 0 0 0
Hertfordshire median hourly rate - - -
East of England median hourly rate £33.08 - £11.60

Twitter Bootstrap 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 Hertfordshire with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
Hertfordshire
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 362 378 374
As % of all contract IT jobs advertised in Hertfordshire 25.49% 24.79% 26.75%
Number of daily rates quoted 233 202 223
Hertfordshire median daily rate £425 £425 £437
Median daily rate % change year-on-year - -2.75% +16.53%
10th Percentile £276 £313 £276
90th Percentile £569 £569 £570
East of England median daily rate £450 £425 £400
% change year-on-year +5.88% +6.25% +3.90%
Number of hourly rates quoted 10 1 5
Hertfordshire median hourly rate £50.00 £12.50 £37.50
Median hourly rate % change year-on-year +300.00% -66.67% +7.14%
10th Percentile £21.98 £11.25 £31.15
90th Percentile £66.81 £13.75 £44.18
East of England median hourly rate £45.25 £42.50 £37.50
% change year-on-year +6.47% +13.33% -6.25%

Twitter Bootstrap
Job Vacancy Trend in Hertfordshire

Job postings citing Twitter Bootstrap as a percentage of all IT jobs advertised in Hertfordshire.

Job vacancy trend for Twitter Bootstrap in Hertfordshire

Twitter Bootstrap
Contractor Daily Rate Trend in Hertfordshire

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Twitter Bootstrap in Hertfordshire.

Contractor daily rate trend for Twitter Bootstrap in Hertfordshire

Twitter Bootstrap
Contractor Daily Rate Histogram in Hertfordshire

The daily rate distribution of IT jobs citing Twitter Bootstrap in Hertfordshire over the 6 months to 20 January 2019.

Contractor daily rate histogram for Twitter Bootstrap in Hertfordshire

Twitter Bootstrap
Contract Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Twitter Bootstrap within the Hertfordshire region over the 6 months to 20 January 2019. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Watford +11 3 £200 -47.37% 5
Hatfield +6 1 £413 -25.00%
Berkhamsted -1 1 - -
Rickmansworth -6 1 - -
Twitter Bootstrap
East of England

For the 6 months to 20 January 2019, IT contractor jobs citing Twitter Bootstrap 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 Twitter Bootstrap.

1 8 (88.89%) JavaScript
2 7 (77.78%) HTML
3 6 (66.67%) CSS
3 6 (66.67%) jQuery
4 5 (55.56%) MVC
5 4 (44.44%) .NET
5 4 (44.44%) Unit Testing
5 4 (44.44%) Git (software)
5 4 (44.44%) HTML5
5 4 (44.44%) AngularJS
5 4 (44.44%) Front End Development
6 3 (33.33%) Cross-Browser Compatibility
6 3 (33.33%) Problem-Solving
6 3 (33.33%) Sass
6 3 (33.33%) RESTful
6 3 (33.33%) .NET Framework
6 3 (33.33%) Agile Software Development
6 3 (33.33%) TDD
6 3 (33.33%) Subversion
6 3 (33.33%) Java
6 3 (33.33%) C#
6 3 (33.33%) E-Commerce
7 2 (22.22%) IBM
7 2 (22.22%) Microsoft
7 2 (22.22%) W3C
7 2 (22.22%) CMS
7 2 (22.22%) ASP.NET
7 2 (22.22%) SQL
7 2 (22.22%) JSP
7 2 (22.22%) Ajax

Twitter Bootstrap
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:

Application Platforms
1 2 (22.22%) CMS
1 2 (22.22%) Sitecore CMS
1 2 (22.22%) WebSphere
2 1 (11.11%) Elasticsearch
Applications
1 1 (11.11%) Adobe Illustrator
1 1 (11.11%) Photoshop
Business Applications
1 2 (22.22%) Magento
Cloud Services
1 1 (11.11%) Amazon AWS
1 1 (11.11%) Microsoft Azure
1 1 (11.11%) npm
Database & Business Intelligence
1 2 (22.22%) MongoDB
2 1 (11.11%) NoSQL
2 1 (11.11%) Sybase ASE
Development Applications
1 4 (44.44%) Git (software)
2 3 (33.33%) Subversion
3 2 (22.22%) Bower
3 2 (22.22%) Grunt
3 2 (22.22%) Jasmine
3 2 (22.22%) Karma Test Runner
4 1 (11.11%) gulp
4 1 (11.11%) Jenkins
4 1 (11.11%) JMeter
4 1 (11.11%) jMock
4 1 (11.11%) JUnit
4 1 (11.11%) Selenium
4 1 (11.11%) Visual Studio
Job Titles
1 9 (100.00%) Developer
2 4 (44.44%) Front End Developer (Client-Side Developer)
3 2 (22.22%) .NET Developer
4 1 (11.11%) Angular Developer
4 1 (11.11%) Java Developer
4 1 (11.11%) Junior
4 1 (11.11%) Junior Developer
4 1 (11.11%) Junior Front End Developer (Client-Side Developer)
4 1 (11.11%) Magento Developer
4 1 (11.11%) UI Developer
4 1 (11.11%) Web Developer
Libraries, Frameworks & Software Standards
1 7 (77.78%) HTML
2 6 (66.67%) CSS
2 6 (66.67%) jQuery
3 4 (44.44%) .NET
3 4 (44.44%) AngularJS
3 4 (44.44%) HTML5
4 3 (33.33%) .NET Framework
4 3 (33.33%) RESTful
4 3 (33.33%) Sass
5 2 (22.22%) Ajax
5 2 (22.22%) ASP.NET
5 2 (22.22%) CSS3
5 2 (22.22%) Dojo
5 2 (22.22%) Entity Framework
5 2 (22.22%) JSON
5 2 (22.22%) JSP
5 2 (22.22%) LESS
5 2 (22.22%) Semantic HTML
5 2 (22.22%) XHTML
6 1 (11.11%) Unity DI Container
Miscellaneous
1 2 (22.22%) User Experience
1 2 (22.22%) Vector Graphics
1 2 (22.22%) W3C
2 1 (11.11%) Social Media
Operating Systems
1 1 (11.11%) Linux
1 1 (11.11%) Windows
Processes & Methodologies
1 5 (55.56%) MVC
2 4 (44.44%) Front End Development
2 4 (44.44%) Unit Testing
3 3 (33.33%) Agile Software Development
3 3 (33.33%) Cross-Browser Compatibility
3 3 (33.33%) E-Commerce
3 3 (33.33%) Problem-Solving
3 3 (33.33%) TDD
4 2 (22.22%) BDD
4 2 (22.22%) Responsive Web Design
4 2 (22.22%) Wireframes
5 1 (11.11%) API Integration
5 1 (11.11%) Cross-Browser Testing
5 1 (11.11%) Decision-Making
5 1 (11.11%) DNA
5 1 (11.11%) Information Security
5 1 (11.11%) Open Source
5 1 (11.11%) Time Management
5 1 (11.11%) Web Development
Programming Languages
1 8 (88.89%) JavaScript
2 3 (33.33%) C#
2 3 (33.33%) Java
3 2 (22.22%) SQL
4 1 (11.11%) ES6
4 1 (11.11%) ES7
4 1 (11.11%) PHP
4 1 (11.11%) Python
4 1 (11.11%) T-SQL
4 1 (11.11%) TypeScript
Vendors
1 2 (22.22%) hybris
1 2 (22.22%) IBM
1 2 (22.22%) Microsoft
1 2 (22.22%) Sitecore
2 1 (11.11%) Facebook
2 1 (11.11%) Sybase
2 1 (11.11%) Twitter
2 1 (11.11%) Xerox