Period
to 18 January 2019

The following table provides summary statistics for permanent job vacancies advertised in Crawley with a requirement for JSON skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited JSON over the 6 months to 18 January 2019 with a comparison to the same period in the previous 2 years.

JSON
West Sussex > Crawley
6 months to
18 Jan 2019
Same period 2018 Same period 2017
Rank 36 59 70
Rank change year-on-year +23 +11 +4
Permanent jobs citing JSON 22 8 14
As % of all permanent IT jobs advertised in Crawley 4.02% 1.31% 1.62%
As % of the Libraries, Frameworks & Software Standards category 11.52% 3.54% 4.98%
Number of salaries quoted 18 3 14
Crawley median annual salary £45,000 £50,000 £30,000
Median salary % change year-on-year -10.00% +66.67% -31.82%
West Sussex median annual salary £45,000 £50,000 £40,000
% change year-on-year -10.00% +25.00% -9.09%

JSON 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 Crawley with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
Crawley
Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 191 226 281
As % of all permanent IT jobs advertised in Crawley 34.92% 36.87% 32.60%
Number of salaries quoted 181 193 267
Crawley median annual salary £46,500 £45,000 £47,500
Median salary % change year-on-year +3.33% -5.26% +11.76%
10th Percentile £30,000 £27,750 £30,000
90th Percentile £60,000 £57,500 £62,900
West Sussex median annual salary £45,000 £45,000 £45,000

JSON
Job Vacancy Trend in Crawley

Job postings citing JSON as a percentage of all IT jobs advertised in Crawley.

Job vacancy trend for JSON in Crawley

JSON
Salary Trend in Crawley

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

Salary trend for JSON in Crawley

For the 6 months to 18 January 2019, IT jobs citing JSON 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 Crawley region with a requirement for JSON.

1 15 (68.18%) HTML
1 15 (68.18%) CSS
2 12 (54.55%) SQL Server
3 11 (50.00%) JavaScript
3 11 (50.00%) SQL
4 10 (45.45%) MVC
5 9 (40.91%) Microsoft
5 9 (40.91%) .NET
5 9 (40.91%) ASP.NET
6 7 (31.82%) XML
6 7 (31.82%) Java
7 6 (27.27%) PHP
7 6 (27.27%) MySQL
7 6 (27.27%) JUnit
7 6 (27.27%) Marketing
7 6 (27.27%) Web Development
7 6 (27.27%) Digital Marketing
7 6 (27.27%) jQuery
7 6 (27.27%) HTML5
7 6 (27.27%) CSS3
7 6 (27.27%) Continuous Improvement
7 6 (27.27%) Microservices
7 6 (27.27%) Docker
8 5 (22.73%) Mockito
8 5 (22.73%) Ajax
8 5 (22.73%) IIS
8 5 (22.73%) C#
8 5 (22.73%) Publishing
8 5 (22.73%) Validation
9 4 (18.18%) Data Modelling

JSON
Co-occurring IT Skills in Crawley 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 5 (22.73%) IIS
2 3 (13.64%) GeoServer
2 3 (13.64%) Tomcat
3 2 (9.09%) Apache Solr
3 2 (9.09%) Elasticsearch
Cloud Services
1 3 (13.64%) SaaS
2 1 (4.55%) Amazon AWS
2 1 (4.55%) Cloud Computing
Database & Business Intelligence
1 12 (54.55%) SQL Server
2 6 (27.27%) MySQL
3 4 (18.18%) Qlik Sense
3 4 (18.18%) QlikView
3 4 (18.18%) Relational Database
3 4 (18.18%) SQL Server Integration Services
3 4 (18.18%) SQL Server Reporting Services
4 3 (13.64%) GIS
4 3 (13.64%) PostgreSQL
5 2 (9.09%) NoSQL
Development Applications
1 6 (27.27%) JUnit
2 5 (22.73%) Mockito
3 3 (13.64%) Git (software)
3 3 (13.64%) Jenkins
3 3 (13.64%) JMeter
3 3 (13.64%) Maven
4 2 (9.09%) Cucumber
4 2 (9.09%) EasyMock
5 1 (4.55%) Android Studio
General
1 6 (27.27%) Marketing
2 5 (22.73%) Publishing
Job Titles
1 14 (63.64%) Developer
2 6 (27.27%) Full Stack Developer
2 6 (27.27%) PHP Developer
3 5 (22.73%) Web Developer
4 4 (18.18%) Business Intelligence Specialist
5 3 (13.64%) .NET Developer
5 3 (13.64%) .NET Web Developer
5 3 (13.64%) ASP.NET Developer
5 3 (13.64%) C# ASP.NET Developer
5 3 (13.64%) C# Developer
5 3 (13.64%) C# Web Developer
5 3 (13.64%) Junior
5 3 (13.64%) Junior .NET Developer
5 3 (13.64%) Junior .NET Web Developer
5 3 (13.64%) Junior ASP.NET Developer
5 3 (13.64%) Junior C# Developer
5 3 (13.64%) Junior Developer
5 3 (13.64%) Junior Web Developer
5 3 (13.64%) Software Engineer
5 3 (13.64%) SQL Developer
Libraries, Frameworks & Software Standards
1 15 (68.18%) CSS
1 15 (68.18%) HTML
2 9 (40.91%) .NET
2 9 (40.91%) ASP.NET
3 7 (31.82%) XML
4 6 (27.27%) CSS3
4 6 (27.27%) HTML5
4 6 (27.27%) jQuery
5 5 (22.73%) Ajax
6 3 (13.64%) AngularJS
6 3 (13.64%) GeoTools
6 3 (13.64%) JDBC
6 3 (13.64%) JPA
6 3 (13.64%) Node.js
6 3 (13.64%) REST
6 3 (13.64%) RESTful
6 3 (13.64%) SOAP
6 3 (13.64%) Spring
7 2 (9.09%) Java EE
7 2 (9.09%) XSD
Miscellaneous
1 4 (18.18%) Self-Motivation
2 3 (13.64%) Linked Data
3 1 (4.55%) Client/Server
3 1 (4.55%) User Experience
Operating Systems
1 1 (4.55%) Android
1 1 (4.55%) Linux
Processes & Methodologies
1 10 (45.45%) MVC
2 6 (27.27%) Continuous Improvement
2 6 (27.27%) Digital Marketing
2 6 (27.27%) Microservices
2 6 (27.27%) Web Development
3 5 (22.73%) Validation
4 4 (18.18%) Agile Software Development
4 4 (18.18%) Business Analysis
4 4 (18.18%) Business Intelligence
4 4 (18.18%) Data Modelling
4 4 (18.18%) ETL
4 4 (18.18%) Mentoring
4 4 (18.18%) Performance Tuning
4 4 (18.18%) Problem-Solving
4 4 (18.18%) Web Application Development
5 3 (13.64%) Integration Testing
5 3 (13.64%) Inversion of Control
5 3 (13.64%) Software Engineering
5 3 (13.64%) Unit Testing
6 1 (4.55%) Android Development
Programming Languages
1 11 (50.00%) JavaScript
1 11 (50.00%) SQL
2 7 (31.82%) Java
3 6 (27.27%) PHP
4 5 (22.73%) C#
5 4 (18.18%) T-SQL
Qualifications
1 3 (13.64%) SC Cleared
1 3 (13.64%) Security Cleared
System Software
1 6 (27.27%) Docker
Vendors
1 9 (40.91%) Microsoft