Period
to

The following table provides summary statistics for contract job vacancies advertised in the City of London 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 27 May 2022 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
Central London > City of London
6 months to
27 May 2022
Same period 2021 Same period 2020
Rank 171 146 148
Rank change year-on-year -25 +2 +16
Contract jobs citing Twitter Bootstrap 12 5 10
As % of all contract jobs advertised in the City of London 0.28% 0.17% 0.32%
As % of the Libraries, Frameworks & Software Standards category 0.92% 0.52% 0.95%
Number of daily rates quoted 7 5 8
10th Percentile £554 £378 £413
25th Percentile £576 £400 £414
Median daily rate (50th Percentile) £600 £475 £500
Median % change year-on-year +26.32% -5.00% -
75th Percentile £688 £500 £527
90th Percentile £693 £523 £587
Central London median daily rate £558 £475 £475
% change year-on-year +17.37% - -5.00%

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 the City of London with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
City of London
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 1,298 960 1,055
As % of all contract IT jobs advertised in the City of London 30.77% 33.38% 33.91%
Number of daily rates quoted 1,040 721 826
10th Percentile £425 £391 £381
25th Percentile £500 £463 £450
Median daily rate (50th Percentile) £600 £550 £525
Median % change year-on-year +9.09% +4.76% -
75th Percentile £713 £638 £619
90th Percentile £800 £713 £688
Central London median daily rate £600 £550 £525
% change year-on-year +9.09% +4.76% -
Number of hourly rates quoted 2 4 5
10th Percentile £49.33 £15.38 £27.20
25th Percentile £53.94 £15.94 £32.75
Median hourly rate £62.25 £18.75 £46.50
Median % change year-on-year +232.00% -59.68% +11.39%
75th Percentile £69.94 £23.31 £57.50
90th Percentile £74.18 £24.78 £59.75
Central London median hourly rate £62.25 £18.75 £50.75
% change year-on-year +232.00% -63.05% +17.60%

Twitter Bootstrap
Job Vacancy Trend in the City of London

Job postings citing Twitter Bootstrap as a proportion of all IT jobs advertised in the City of London.

Job vacancy trend for Twitter Bootstrap in the City of London

Twitter Bootstrap
Contractor Daily Rate Trend in the City of London

3-month moving average daily rate quoted in jobs citing Twitter Bootstrap in the City of London.

Daily rate trend for Twitter Bootstrap in the City of London

Twitter Bootstrap
Daily Rate Histogram in the City of London

Daily rate distribution for jobs citing Twitter Bootstrap in the City of London over the 6 months to 27 May 2022.

Daily rate histogram for Twitter Bootstrap in the City of London

For the 6 months to 27 May 2022, 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 City of London region with a requirement for Twitter Bootstrap.

1 9 (75.00%) CSS
2 8 (66.67%) HTML
2 8 (66.67%) Java
2 8 (66.67%) JavaScript
2 8 (66.67%) Node.js
3 6 (50.00%) AngularJS
3 6 (50.00%) React
3 6 (50.00%) SQL
4 5 (41.67%) Finance
4 5 (41.67%) NoSQL
4 5 (41.67%) REST
4 5 (41.67%) CI/CD
5 4 (33.33%) CSS3
5 4 (33.33%) IaaS
5 4 (33.33%) Sass
5 4 (33.33%) Microservices
5 4 (33.33%) webpack
5 4 (33.33%) Redux
5 4 (33.33%) GDPR
5 4 (33.33%) Social Skills
5 4 (33.33%) Full Stack Development
5 4 (33.33%) HTML5
5 4 (33.33%) Hedge funds
5 4 (33.33%) Azure
5 4 (33.33%) Data Protection
5 4 (33.33%) AOP
5 4 (33.33%) Spring
5 4 (33.33%) Financial Institution
5 4 (33.33%) Legal
5 4 (33.33%) Agile

Twitter Bootstrap
Co-occurring IT Skills in the City of 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:

Application Platforms
1 2 (16.67%) Cloud Foundry
1 2 (16.67%) Elasticsearch
2 1 (8.33%) FileNet
Cloud Services
1 4 (33.33%) Azure
1 4 (33.33%) IaaS
2 3 (25.00%) AWS
2 3 (25.00%) GitHub
2 3 (25.00%) Serverless
3 2 (16.67%) Amazon CloudSearch
3 2 (16.67%) Amazon CloudWatch
3 2 (16.67%) Amazon S3
3 2 (16.67%) Amazon SQS
3 2 (16.67%) AWS CloudFormation
3 2 (16.67%) AWS Lambda
3 2 (16.67%) AWS Step Functions
3 2 (16.67%) GCP
3 2 (16.67%) PaaS
3 2 (16.67%) SaaS
3 2 (16.67%) Virtual Private Cloud
4 1 (8.33%) Azure Functions
Database & Business Intelligence
1 5 (41.67%) NoSQL
2 3 (25.00%) MongoDB
2 3 (25.00%) Relational Database
2 3 (25.00%) SQL Server
3 2 (16.67%) RDBMS
3 2 (16.67%) Redis
Development Applications
1 4 (33.33%) webpack
2 3 (25.00%) Jenkins
3 2 (16.67%) Git (software)
3 2 (16.67%) Gradle
3 2 (16.67%) Maven
4 1 (8.33%) gulp
4 1 (8.33%) SonarQube
4 1 (8.33%) Visual Studio
General
1 5 (41.67%) Finance
2 4 (33.33%) Financial Institution
2 4 (33.33%) Legal
2 4 (33.33%) Social Skills
3 3 (25.00%) Analytical Skills
4 2 (16.67%) Automotive
4 2 (16.67%) Banking
4 2 (16.67%) Documentation Skills
5 1 (8.33%) Investment Banking
5 1 (8.33%) Presentation Skills
Job Titles
1 9 (75.00%) Developer
2 4 (33.33%) Full Stack Developer
2 4 (33.33%) Java Developer
3 2 (16.67%) Architect
3 2 (16.67%) AWS Architect
3 2 (16.67%) Java Architect
3 2 (16.67%) React Developer
4 1 (8.33%) .NET Developer
4 1 (8.33%) C# .NET Developer
4 1 (8.33%) C# Developer
4 1 (8.33%) FileNet Engineer
4 1 (8.33%) Principal Developer
4 1 (8.33%) ServiceNow Developer
Libraries, Frameworks & Software Standards
1 9 (75.00%) CSS
2 8 (66.67%) HTML
2 8 (66.67%) Node.js
3 6 (50.00%) AngularJS
3 6 (50.00%) React
4 5 (41.67%) REST
5 4 (33.33%) CSS3
5 4 (33.33%) HTML5
5 4 (33.33%) Redux
5 4 (33.33%) Sass
5 4 (33.33%) Spring
6 3 (25.00%) .NET
6 3 (25.00%) .NET Framework
6 3 (25.00%) Ajax
6 3 (25.00%) ASP.NET
6 3 (25.00%) Entity Framework
6 3 (25.00%) Express
6 3 (25.00%) jQuery
6 3 (25.00%) Spring Boot
6 3 (25.00%) Web Services
Miscellaneous
1 4 (33.33%) Hedge funds
2 2 (16.67%) Cloud Native
2 2 (16.67%) User Experience
3 1 (8.33%) W3C
Operating Systems
1 1 (8.33%) Unix
Processes & Methodologies
1 5 (41.67%) CI/CD
2 4 (33.33%) Agile
2 4 (33.33%) AOP
2 4 (33.33%) Data Protection
2 4 (33.33%) Full Stack Development
2 4 (33.33%) Microservices
3 3 (25.00%) Analytical Thinking
3 3 (25.00%) DevOps
3 3 (25.00%) MVC
3 3 (25.00%) Performance Testing
3 3 (25.00%) Problem-Solving
3 3 (25.00%) Refactoring
3 3 (25.00%) Unit Testing
4 2 (16.67%) Data Modelling
4 2 (16.67%) Event Storming
4 2 (16.67%) Event-Driven
4 2 (16.67%) Migration
4 2 (16.67%) Pair Programming
4 2 (16.67%) Project Delivery
4 2 (16.67%) TDD
Programming Languages
1 8 (66.67%) Java
1 8 (66.67%) JavaScript
2 6 (50.00%) SQL
3 3 (25.00%) C#
4 2 (16.67%) Kotlin
5 1 (8.33%) C
5 1 (8.33%) Python
Qualifications
1 2 (16.67%) AWS Certification
2 1 (8.33%) SC Cleared
2 1 (8.33%) Security Cleared
Quality Assurance & Compliance
1 4 (33.33%) GDPR
2 2 (16.67%) QA
3 1 (8.33%) WCAG
System Software
1 3 (25.00%) Docker
Systems Management
1 2 (16.67%) Kubernetes
Vendors
1 3 (25.00%) Microsoft
2 2 (16.67%) Google
2 2 (16.67%) ServiceNow
3 1 (8.33%) IBM
3 1 (8.33%) Oracle