Period
to 15 December 2018

The following table provides summary statistics for contract job vacancies advertised in Hertfordshire with a requirement for React skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited React over the 6 months to 15 December 2018 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.

React.js
East of England > Hertfordshire
6 months to
15 Dec 2018
Same period 2017 Same period 2016
Rank 87 69 96
Rank change year-on-year -18 +27 +1
Contract jobs citing React 20 31 1
As % of all contract IT jobs advertised in Hertfordshire 1.27% 1.93% 0.070%
As % of the Libraries, Frameworks & Software Standards category 4.82% 7.83% 0.29%
Number of daily rates quoted 17 19 1
Hertfordshire median daily rate £450 £450 £500
Median daily rate % change year-on-year - -10.00% +2.56%
10th Percentile £371 £388 £475
90th Percentile £556 £538 £525
East of England median daily rate £425 £425 £425
Number of hourly rates quoted 0 0 0
Hertfordshire median hourly rate - - -
East of England median hourly rate - - -

React 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 415 396 348
As % of all contract IT jobs advertised in Hertfordshire 26.32% 24.60% 24.35%
Number of daily rates quoted 286 215 204
Hertfordshire median daily rate £436 £425 £425
Median daily rate % change year-on-year +2.65% - +13.33%
10th Percentile £263 £285 £269
90th Percentile £569 £575 £563
East of England median daily rate £450 £425 £400
% change year-on-year +5.88% +6.25% +3.23%
Number of hourly rates quoted 8 0 3
Hertfordshire median hourly rate £48.25 - £41.13
10th Percentile £18.90 - £29.91
90th Percentile £66.81 - £44.34
East of England median hourly rate £44.00 £43.75 £36.75
% change year-on-year +0.57% +19.05% -2.00%

React
Job Vacancy Trend in Hertfordshire

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

Job vacancy trend for React in Hertfordshire

React
Contractor Daily Rate Trend in Hertfordshire

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

Contractor daily rate trend for React in Hertfordshire

React
Contractor Daily Rate Histogram in Hertfordshire

The daily rate distribution of IT jobs citing React in Hertfordshire over the 6 months to 15 December 2018.

Contractor daily rate histogram for React in Hertfordshire

React
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 React within the Hertfordshire region over the 6 months to 15 December 2018. 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 7 £413 -2.94% 12
Welwyn Garden City -1 3 £538 +2.38% 1
Hatfield +7 2 £450 +12.50% 1
Stevenage - 2 £463 - 1
Hemel Hempstead -3 1 £365 -18.89% 1
St Albans - 1 £525 - 7
Berkhamsted - 1 £525 -
React
East of England

For the 6 months to 15 December 2018, IT contractor jobs citing React 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 React.

1 12 (60.00%) JavaScript
2 9 (45.00%) Agile Software Development
2 9 (45.00%) REST
3 8 (40.00%) HTML
3 8 (40.00%) CSS
3 8 (40.00%) Node.js
4 7 (35.00%) Redux
5 6 (30.00%) AngularJS
5 6 (30.00%) Visual Studio Code
5 6 (30.00%) SharePoint
5 6 (30.00%) Visual Studio
6 5 (25.00%) jQuery
6 5 (25.00%) TDD
6 5 (25.00%) Front End Development
7 4 (20.00%) Nintex
7 4 (20.00%) SharePoint 2013
7 4 (20.00%) Office 365
7 4 (20.00%) Workflow
7 4 (20.00%) .NET
7 4 (20.00%) Java
7 4 (20.00%) SOA
7 4 (20.00%) Web Development
7 4 (20.00%) C#
7 4 (20.00%) MongoDB
8 3 (15.00%) Entity Framework
8 3 (15.00%) HTML5
8 3 (15.00%) BDD
8 3 (15.00%) Spring
8 3 (15.00%) .NET Framework
8 3 (15.00%) Unit Testing

React
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 6 (30.00%) SharePoint
2 4 (20.00%) SharePoint 2013
3 1 (5.00%) Apache
Business Applications
1 1 (5.00%) Payment Gateway
Cloud Services
1 4 (20.00%) Office 365
2 2 (10.00%) Amazon AWS
3 1 (5.00%) Microsoft Azure
Communications & Networking
1 3 (15.00%) LAN
2 2 (10.00%) Internet
Database & Business Intelligence
1 4 (20.00%) MongoDB
2 2 (10.00%) Big Data
3 1 (5.00%) MySQL
3 1 (5.00%) SQL Server
Development Applications
1 6 (30.00%) Visual Studio
1 6 (30.00%) Visual Studio Code
2 3 (15.00%) gulp
3 2 (10.00%) Git (software)
3 2 (10.00%) Grunt
3 2 (10.00%) IntelliJ
4 1 (5.00%) Jasmine
4 1 (5.00%) Team Foundation Server
4 1 (5.00%) webpack
General
1 3 (15.00%) Law
2 2 (10.00%) Advertising
Job Titles
1 19 (95.00%) Developer
2 6 (30.00%) Full Stack Developer
2 6 (30.00%) JavaScript Developer
2 6 (30.00%) SharePoint Developer
3 5 (25.00%) React Developer
4 3 (15.00%) Front End Developer (Client-Side Developer)
4 3 (15.00%) Node.js Developer
5 2 (10.00%) .NET Developer
5 2 (10.00%) Angular Developer
5 2 (10.00%) Java Developer
6 1 (5.00%) C# .NET Developer
6 1 (5.00%) C# Developer
Libraries, Frameworks & Software Standards
1 9 (45.00%) REST
2 8 (40.00%) CSS
2 8 (40.00%) HTML
2 8 (40.00%) Node.js
3 7 (35.00%) Redux
4 6 (30.00%) AngularJS
5 5 (25.00%) jQuery
6 4 (20.00%) .NET
7 3 (15.00%) .NET Framework
7 3 (15.00%) ASP.NET
7 3 (15.00%) Entity Framework
7 3 (15.00%) HTML5
7 3 (15.00%) Spring
8 2 (10.00%) Express
8 2 (10.00%) Play Framework
8 2 (10.00%) RESTful
8 2 (10.00%) Scalatra
8 2 (10.00%) Socket.IO
8 2 (10.00%) Spring Boot
8 2 (10.00%) Web Services
Miscellaneous
1 2 (10.00%) Greenfield Project
1 2 (10.00%) Internet of Things
2 1 (5.00%) User Experience
Operating Systems
1 1 (5.00%) Linux
Processes & Methodologies
1 9 (45.00%) Agile Software Development
2 5 (25.00%) Front End Development
2 5 (25.00%) TDD
3 4 (20.00%) SOA
3 4 (20.00%) Web Development
3 4 (20.00%) Workflow
4 3 (15.00%) BDD
4 3 (15.00%) Information Security
4 3 (15.00%) Information Security Management
4 3 (15.00%) ISMS
4 3 (15.00%) Kanban
4 3 (15.00%) Security Management
4 3 (15.00%) Unit Testing
5 2 (10.00%) Domain-Driven Design
5 2 (10.00%) Machine Learning
5 2 (10.00%) MVC
5 2 (10.00%) Pair Programming
5 2 (10.00%) Software Engineering
5 2 (10.00%) Test Automation
5 2 (10.00%) Web Application Development
Programming Languages
1 12 (60.00%) JavaScript
2 4 (20.00%) C#
2 4 (20.00%) Java
3 2 (10.00%) ES6
3 2 (10.00%) Groovy
3 2 (10.00%) Java 8
3 2 (10.00%) PHP
4 1 (5.00%) PowerShell
4 1 (5.00%) SQL
Quality Assurance & Compliance
1 3 (15.00%) QA
Vendors
1 4 (20.00%) Nintex
2 3 (15.00%) Sony
3 2 (10.00%) New Relic