Period
to 12 December 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 12 December 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
12 Dec 2019
Same period 2018 Same period 2017
Rank 55 92 96
Rank change year-on-year +37 +4 +3
Contract jobs citing Twitter Bootstrap 40 15 9
As % of all contract IT jobs advertised in Hertfordshire 3.04% 0.94% 0.56%
As % of the Libraries, Frameworks & Software Standards category 11.76% 3.55% 2.30%
Number of daily rates quoted 7 14 5
Hertfordshire median daily rate £475 £450 £380
Median daily rate % change year-on-year +5.56% +18.42% -24.00%
10th Percentile £375 £347 £300
90th Percentile £565 £500 £500
East of England median daily rate £425 £450 £380
% change year-on-year -5.56% +18.42% +8.57%
Number of hourly rates quoted 0 0 0
Hertfordshire median hourly rate - - -
East of England median hourly rate - £33.04 -

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 340 423 392
As % of all contract IT jobs advertised in Hertfordshire 25.82% 26.45% 24.35%
Number of daily rates quoted 197 290 214
Hertfordshire median daily rate £438 £439 £419
Median daily rate % change year-on-year -0.28% +4.78% -1.47%
10th Percentile £313 £262 £290
90th Percentile £588 £569 £575
East of England median daily rate £439 £450 £425
% change year-on-year -2.50% +5.88% +6.25%
Number of hourly rates quoted 3 7 0
Hertfordshire median hourly rate £55.00 £46.50 -
Median hourly rate % change year-on-year +18.28% - -
East of England median hourly rate £43.25 £44.00 £43.75
% change year-on-year -1.70% +0.57% +21.53%

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 12 December 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 12 December 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 +21 30 £475 +137.50% 1
Hemel Hempstead -10 5 - - 4
Welwyn Garden City +23 2 - -
Bishop's Stortford - 1 £390 -
Twitter Bootstrap
East of England

For the 6 months to 12 December 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 39 (97.50%) HTML
2 38 (95.00%) CSS
3 34 (85.00%) JavaScript
4 33 (82.50%) Git (software)
5 32 (80.00%) AngularJS
6 30 (75.00%) Sass
7 28 (70.00%) Agile Software Development
7 28 (70.00%) Responsive Web Design
8 26 (65.00%) Front End Development
8 26 (65.00%) E-Commerce
9 25 (62.50%) Magento
9 25 (62.50%) jQuery
9 25 (62.50%) Cross-Browser Compatibility
10 24 (60.00%) Java
10 24 (60.00%) XHTML
11 23 (57.50%) Unit Testing
11 23 (57.50%) Jasmine
12 22 (55.00%) LESS
12 22 (55.00%) Grunt
12 22 (55.00%) Wireframes
12 22 (55.00%) WebSphere
12 22 (55.00%) W3C
13 21 (52.50%) Problem-Solving
13 21 (52.50%) Sprint Planning
13 21 (52.50%) Semantic HTML
14 20 (50.00%) Karma Test Runner
14 20 (50.00%) Bower
14 20 (50.00%) User Experience
14 20 (50.00%) Vector Graphics
15 19 (47.50%) TDD

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 22 (55.00%) WebSphere
2 19 (47.50%) CMS
3 16 (40.00%) Sitecore CMS
4 4 (10.00%) Adobe Experience Manager
5 1 (2.50%) Drupal
5 1 (2.50%) WordPress
Applications
1 2 (5.00%) Photoshop
1 2 (5.00%) Sketch
Business Applications
1 25 (62.50%) Magento
2 2 (5.00%) Shopify
Cloud Services
1 2 (5.00%) Azure
2 1 (2.50%) SaaS
Database & Business Intelligence
1 7 (17.50%) SQL Server
2 5 (12.50%) SQL Server 2016
3 1 (2.50%) MySQL
Development Applications
1 33 (82.50%) Git (software)
2 23 (57.50%) Jasmine
3 22 (55.00%) Grunt
4 20 (50.00%) Bower
4 20 (50.00%) Karma Test Runner
5 7 (17.50%) JIRA
6 5 (12.50%) Jenkins
6 5 (12.50%) Protractor
6 5 (12.50%) Subversion
7 2 (5.00%) Visual Studio
8 1 (2.50%) gulp
8 1 (2.50%) webpack
General
1 16 (40.00%) Games
2 2 (5.00%) Finance
2 2 (5.00%) Retail
Job Titles
1 39 (97.50%) Developer
2 30 (75.00%) Front End Developer (Client-Side Developer)
3 14 (35.00%) Magento Developer
3 14 (35.00%) React Developer
4 3 (7.50%) Backend Developer
5 2 (5.00%) .NET Developer
5 2 (5.00%) Angular Developer
5 2 (5.00%) ASP.NET MVC Developer
5 2 (5.00%) C# .NET Developer
5 2 (5.00%) C# Developer
5 2 (5.00%) Full Stack Developer
5 2 (5.00%) JavaScript Developer
5 2 (5.00%) UI Developer
5 2 (5.00%) Web UI Developer
6 1 (2.50%) Content Coordinator
6 1 (2.50%) Coordinator
6 1 (2.50%) E-Commerce Developer
6 1 (2.50%) PHP Developer
6 1 (2.50%) Web Content Coordinator
Libraries, Frameworks & Software Standards
1 39 (97.50%) HTML
2 38 (95.00%) CSS
3 32 (80.00%) AngularJS
4 30 (75.00%) Sass
5 25 (62.50%) jQuery
6 24 (60.00%) XHTML
7 22 (55.00%) LESS
8 21 (52.50%) Semantic HTML
9 16 (40.00%) Dojo
10 14 (35.00%) KnockoutJS
10 14 (35.00%) React
11 10 (25.00%) HTML5
12 8 (20.00%) CSS3
13 7 (17.50%) .NET
13 7 (17.50%) JSP
14 6 (15.00%) JSON
15 4 (10.00%) Angular 2
16 3 (7.50%) .NET Framework
16 3 (7.50%) Entity Framework
16 3 (7.50%) Node.js
Miscellaneous
1 22 (55.00%) W3C
2 20 (50.00%) User Experience
2 20 (50.00%) Vector Graphics
3 1 (2.50%) Greenfield Project
3 1 (2.50%) Mobile App
Operating Systems
1 1 (2.50%) Linux
Processes & Methodologies
1 28 (70.00%) Agile Software Development
1 28 (70.00%) Responsive Web Design
2 26 (65.00%) E-Commerce
2 26 (65.00%) Front End Development
3 25 (62.50%) Cross-Browser Compatibility
4 23 (57.50%) Unit Testing
5 22 (55.00%) Wireframes
6 21 (52.50%) Problem-Solving
6 21 (52.50%) Sprint Planning
7 19 (47.50%) TDD
8 16 (40.00%) BDD
9 5 (12.50%) Decision-Making
9 5 (12.50%) Infrastructure Management
9 5 (12.50%) Requirements Analysis
9 5 (12.50%) SDLC
10 3 (7.50%) MVC
10 3 (7.50%) Web Development
11 2 (5.00%) Continuous Integration
11 2 (5.00%) Scrum
11 2 (5.00%) Translating Business Requirements
Programming Languages
1 34 (85.00%) JavaScript
2 24 (60.00%) Java
3 15 (37.50%) PHP
4 7 (17.50%) C#
5 5 (12.50%) SQL
5 5 (12.50%) TypeScript
6 3 (7.50%) T-SQL
7 1 (2.50%) Dart
7 1 (2.50%) ES6
Qualifications
1 5 (12.50%) Security Cleared
2 1 (2.50%) SC Cleared
System Software
1 2 (5.00%) Active Directory
Vendors
1 18 (45.00%) IBM
2 16 (40.00%) Sitecore
3 7 (17.50%) hybris