Period
to 19 May 2019

The following table provides summary statistics for permanent job vacancies advertised in Hertfordshire with a requirement for React skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited React over the 6 months to 19 May 2019 with a comparison to the same period in the previous 2 years.

React.js
East of England > Hertfordshire
6 months to
19 May 2019
Same period 2018 Same period 2017
Rank 67 69 151
Rank change year-on-year +2 +82 +46
Permanent jobs citing React 115 192 62
As % of all permanent IT jobs advertised in Hertfordshire 3.73% 4.00% 1.45%
As % of the Libraries, Frameworks & Software Standards category 12.00% 10.28% 3.72%
Number of salaries quoted 92 176 57
Hertfordshire median annual salary £55,000 £52,500 £45,000
Median salary % change year-on-year +4.76% +16.67% -
10th Percentile £34,125 £36,250 £32,500
90th Percentile £77,500 £67,500 £70,000
East of England median annual salary £52,500 £50,000 £45,000
% change year-on-year +5.00% +11.11% -5.26%

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

All Software Libraries and Frameworks
Hertfordshire
Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 958 1,868 1,666
As % of all permanent IT jobs advertised in Hertfordshire 31.04% 38.93% 38.98%
Number of salaries quoted 720 1,629 1,442
Hertfordshire median annual salary £51,000 £52,500 £47,500
Median salary % change year-on-year -2.86% +10.53% -
10th Percentile £31,250 £32,000 £31,275
90th Percentile £70,000 £72,500 £70,000
East of England median annual salary £50,000 £50,000 £45,000
% change year-on-year - +11.11% -

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
Salary Trend in Hertfordshire

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing React in Hertfordshire.

Salary trend for React in Hertfordshire

React
Salary Histogram in Hertfordshire

The salary distribution of IT jobs citing React in Hertfordshire over the 6 months to 19 May 2019.

Salary histogram for React in Hertfordshire

React
Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing React within the Hertfordshire region over the 6 months to 19 May 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Watford +13 38 £61,250 +2.08% 1
St Albans +14 17 £52,500 - 5
Stevenage +8 10 £42,500 +6.25%
Harpenden -8 7 - -
Welwyn Garden City +20 5 £70,000 -
Hemel Hempstead +11 5 £50,000 +17.65% 2
Bishop's Stortford - 3 £27,500 -
Welwyn - 2 £63,000 -
Berkhamsted - 1 £25,500 -
React
East of England

For the 6 months to 19 May 2019, IT 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 permanent job ads across the Hertfordshire region with a requirement for React.

1 103 (89.57%) AngularJS
2 102 (88.70%) JavaScript
3 92 (80.00%) HTML
4 77 (66.96%) CSS
4 77 (66.96%) Agile Software Development
5 43 (37.39%) Java
5 43 (37.39%) Node.js
6 42 (36.52%) C#
7 40 (34.78%) jQuery
8 39 (33.91%) Git (software)
9 38 (33.04%) Scrum
10 36 (31.30%) DevOps
11 35 (30.43%) TypeScript
12 32 (27.83%) HTML5
13 31 (26.96%) Sass
13 31 (26.96%) .NET
14 28 (24.35%) Web Development
14 28 (24.35%) KnockoutJS
14 28 (24.35%) Front End Development
15 27 (23.48%) Twitter Bootstrap
15 27 (23.48%) SaaS
16 26 (22.61%) Microsoft Azure
16 26 (22.61%) MVC
17 25 (21.74%) TDD
18 23 (20.00%) OO
19 22 (19.13%) RESTful
20 21 (18.26%) Unit Testing
20 21 (18.26%) Web Services
21 20 (17.39%) OOP
21 20 (17.39%) .NET Framework

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 10 (8.70%) JBoss
1 10 (8.70%) Tomcat
2 8 (6.96%) NServiceBus
3 6 (5.22%) WebSphere
4 4 (3.48%) Adobe Experience Manager
4 4 (3.48%) Apache Solr
4 4 (3.48%) CoreMedia CMS
4 4 (3.48%) Elasticsearch
5 2 (1.74%) WebLogic
6 1 (0.87%) Apache
6 1 (0.87%) Mule
Applications
1 4 (3.48%) GIMP
1 4 (3.48%) Photoshop
Business Applications
1 4 (3.48%) Fredhopper
1 4 (3.48%) Magento
1 4 (3.48%) SAP Hybris
2 2 (1.74%) SAP ERP
Cloud Services
1 27 (23.48%) SaaS
2 26 (22.61%) Microsoft Azure
3 15 (13.04%) Amazon AWS
4 10 (8.70%) PaaS
5 8 (6.96%) Google Cloud Platform
6 5 (4.35%) Cloud Computing
7 4 (3.48%) Algolia
7 4 (3.48%) Serverless
8 3 (2.61%) IaaS
9 1 (0.87%) Apigee
9 1 (0.87%) Cloudflare
9 1 (0.87%) npm
Communications & Networking
1 5 (4.35%) HTTP
Database & Business Intelligence
1 19 (16.52%) SQL Server
2 12 (10.43%) Relational Database
3 8 (6.96%) MySQL
4 7 (6.09%) PostgreSQL
5 5 (4.35%) MongoDB
6 4 (3.48%) NoSQL
7 3 (2.61%) Redis
8 1 (0.87%) InfluxDB
8 1 (0.87%) MariaDB
Development Applications
1 39 (33.91%) Git (software)
2 20 (17.39%) gulp
3 15 (13.04%) NUnit
3 15 (13.04%) Octopus Deploy
4 13 (11.30%) Atlassian Bamboo
4 13 (11.30%) Moq
5 12 (10.43%) Jenkins
5 12 (10.43%) JIRA
5 12 (10.43%) Visual Studio
6 9 (7.83%) Subversion
7 7 (6.09%) TeamCity
7 7 (6.09%) Visual Studio Code
8 6 (5.22%) Selenium
9 4 (3.48%) Cucumber
9 4 (3.48%) git-flow
9 4 (3.48%) JUnit
9 4 (3.48%) Mercurial
9 4 (3.48%) Mockito
9 4 (3.48%) WebDriver
10 3 (2.61%) Karma Test Runner
General
1 12 (10.43%) Retail
2 10 (8.70%) Manufacturing
3 2 (1.74%) Finance
4 1 (0.87%) Marketing
Job Titles
1 98 (85.22%) Developer
2 34 (29.57%) JavaScript Developer
3 24 (20.87%) Full Stack Developer
4 23 (20.00%) Senior Developer
5 22 (19.13%) Front End Developer (Client-Side Developer)
6 21 (18.26%) Software Developer
7 20 (17.39%) C# Developer
8 17 (14.78%) Java Developer
9 12 (10.43%) .NET Developer
10 7 (6.09%) C# .NET Developer
10 7 (6.09%) Development Team Leader
10 7 (6.09%) Graduate
10 7 (6.09%) Team Leader
11 6 (5.22%) Senior .NET Developer
11 6 (5.22%) Senior Java Developer
12 5 (4.35%) Graduate Developer
12 5 (4.35%) Graduate Software Developer
12 5 (4.35%) Senior C# Developer
12 5 (4.35%) Senior Software Developer
12 5 (4.35%) Solutions Architect
Libraries, Frameworks & Software Standards
1 103 (89.57%) AngularJS
2 92 (80.00%) HTML
3 77 (66.96%) CSS
4 43 (37.39%) Node.js
5 40 (34.78%) jQuery
6 32 (27.83%) HTML5
7 31 (26.96%) .NET
7 31 (26.96%) Sass
8 28 (24.35%) KnockoutJS
9 27 (23.48%) Twitter Bootstrap
10 22 (19.13%) RESTful
11 21 (18.26%) Web Services
12 20 (17.39%) .NET Framework
12 20 (17.39%) React Native
13 19 (16.52%) ASP.NET
14 18 (15.65%) CSS3
14 18 (15.65%) RabbitMQ
15 16 (13.91%) SOAP
16 15 (13.04%) .NET Core
17 14 (12.17%) ASP.NET Web API
Miscellaneous
1 17 (14.78%) User Experience
2 9 (7.83%) Fintech
3 8 (6.96%) Mobile App
4 6 (5.22%) Enterprise Software
5 5 (4.35%) Greenfield Project
6 4 (3.48%) Robotics
7 3 (2.61%) Analytical Skills
8 1 (0.87%) N-Tier
Operating Systems
1 2 (1.74%) Windows
2 1 (0.87%) Linux
Processes & Methodologies
1 77 (66.96%) Agile Software Development
2 38 (33.04%) Scrum
3 36 (31.30%) DevOps
4 28 (24.35%) Front End Development
4 28 (24.35%) Web Development
5 26 (22.61%) MVC
6 25 (21.74%) TDD
7 23 (20.00%) OO
8 21 (18.26%) Unit Testing
9 20 (17.39%) OOP
10 18 (15.65%) Continuous Integration
10 18 (15.65%) Software Engineering
11 17 (14.78%) Kanban
12 16 (13.91%) Prototyping
12 16 (13.91%) Test Automation
13 14 (12.17%) E-Commerce
14 13 (11.30%) Dependency Injection
15 9 (7.83%) Coaching
15 9 (7.83%) Deployment Automation
15 9 (7.83%) Mentoring
Programming Languages
1 102 (88.70%) JavaScript
2 43 (37.39%) Java
3 42 (36.52%) C#
4 35 (30.43%) TypeScript
5 19 (16.52%) ES6
6 17 (14.78%) SQL
7 10 (8.70%) Python
8 8 (6.96%) PHP
8 8 (6.96%) T-SQL
9 5 (4.35%) XAML
10 2 (1.74%) Java 8
11 1 (0.87%) PowerShell
Qualifications
1 3 (2.61%) Degree
2 2 (1.74%) Computer Science Degree
Quality Assurance & Compliance
1 2 (1.74%) QA
System Software
1 1 (0.87%) Docker
Systems Management
1 3 (2.61%) Consul
1 3 (2.61%) Graphite
2 1 (0.87%) Ansible
2 1 (0.87%) Opscode Chef
Vendors
1 12 (10.43%) Oracle
2 7 (6.09%) Microsoft
3 6 (5.22%) SAP
4 5 (4.35%) Xamarin
5 4 (3.48%) Adobe
5 4 (3.48%) Elastic Path
5 4 (3.48%) Google
5 4 (3.48%) hybris
5 4 (3.48%) IBM
5 4 (3.48%) Salesforce.com
6 2 (1.74%) Sitecore
6 2 (1.74%) Zend