Period
to 20 August 2018

The following table provides summary statistics for contract job vacancies advertised in Leeds with a requirement for JSON skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited JSON over the 6 months to 20 August 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.

JSON
6 months to
20 Aug 2018
Same period 2017 Same period 2016
Rank 115 67 82
Rank change year-on-year -48 +15 +16
Contract jobs citing JSON 30 60 82
As % of all contract IT jobs advertised in Leeds 1.21% 2.81% 2.76%
As % of the Libraries, Frameworks & Software Standards category 2.89% 7.03% 6.99%
Number of daily rates quoted 14 41 56
Leeds median daily rate £459 £450 £419
Median daily rate % change year-on-year +1.94% +7.46% +26.89%
10th Percentile £363 £319 £306
90th Percentile £596 £525 £525
West Yorkshire median daily rate £469 £450 £400
% change year-on-year +4.17% +12.50% +21.21%
Number of hourly rates quoted 0 0 0
Leeds median hourly rate - - -
West Yorkshire median hourly rate - - -

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

All Software Libraries and Frameworks
Leeds
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 1,039 854 1,173
As % of all contract IT jobs advertised in Leeds 42.00% 40.06% 39.42%
Number of daily rates quoted 764 650 881
Leeds median daily rate £413 £400 £400
Median daily rate % change year-on-year +3.13% - +14.29%
10th Percentile £318 £308 £308
90th Percentile £538 £506 £538
West Yorkshire median daily rate £400 £400 £400
Number of hourly rates quoted 3 0 6
Leeds median hourly rate £17.00 - £11.60
10th Percentile £16.40 - £9.60
90th Percentile £18.40 - £15.50
West Yorkshire median hourly rate £17.41 - £11.60

JSON
Job Vacancy Trend in Leeds

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

Job vacancy trend for JSON in Leeds

JSON
Contractor Daily Rate Trend in Leeds

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

Contractor daily rate trend for JSON in Leeds

JSON
Contractor Daily Rate Histogram in Leeds

The daily rate distribution of IT jobs citing JSON in Leeds over the 6 months to 20 August 2018.

Contractor daily rate histogram for JSON in Leeds

For the 6 months to 20 August 2018, IT contractor 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 contract job ads across the Leeds region with a requirement for JSON.

1 18 (60.00%) Java
2 17 (56.67%) XML
2 17 (56.67%) Agile Software Development
3 16 (53.33%) REST
4 13 (43.33%) SOAP
4 13 (43.33%) Oracle
5 12 (40.00%) JavaScript
5 12 (40.00%) Linux
6 10 (33.33%) Unix
6 10 (33.33%) SQL Server
7 9 (30.00%) CSS
7 9 (30.00%) HTML
7 9 (30.00%) MySQL
7 9 (30.00%) Web Services
7 9 (30.00%) Finance
7 9 (30.00%) Git (software)
8 8 (26.67%) Relational Database
8 8 (26.67%) Analytical Skills
8 8 (26.67%) Problem-Solving
9 7 (23.33%) Microservices
9 7 (23.33%) AngularJS
9 7 (23.33%) Shell Script
9 7 (23.33%) OO
10 6 (20.00%) CRM
10 6 (20.00%) IntelliJ
10 6 (20.00%) OOP
10 6 (20.00%) Salesforce.com
10 6 (20.00%) PostgreSQL
10 6 (20.00%) Subversion
10 6 (20.00%) Marketing

JSON
Co-occurring IT Skills in Leeds 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 3 (10.00%) Elasticsearch
1 3 (10.00%) WebSphere
2 2 (6.67%) Apache Spark
2 2 (6.67%) Confluence
3 1 (3.33%) Apache
3 1 (3.33%) JBoss
3 1 (3.33%) WebLogic
Business Applications
1 1 (3.33%) Maximo
Cloud Services
1 6 (20.00%) Force.com
1 6 (20.00%) Salesforce Service Cloud
2 4 (13.33%) GitHub
3 2 (6.67%) npm
4 1 (3.33%) Amazon AWS
4 1 (3.33%) Google Cloud Platform
Communications & Networking
1 3 (10.00%) HTTP
2 1 (3.33%) SSH
2 1 (3.33%) SSL
2 1 (3.33%) TCP/IP
Database & Business Intelligence
1 10 (33.33%) SQL Server
2 9 (30.00%) MySQL
3 8 (26.67%) Relational Database
4 6 (20.00%) PostgreSQL
5 4 (13.33%) NoSQL
6 2 (6.67%) Hadoop
6 2 (6.67%) MongoDB
6 2 (6.67%) Oracle Database
6 2 (6.67%) Parquet
6 2 (6.67%) RDBMS
7 1 (3.33%) BigQuery
7 1 (3.33%) Bigtable
7 1 (3.33%) DB2
Development Applications
1 9 (30.00%) Git (software)
2 6 (20.00%) IntelliJ
2 6 (20.00%) Oracle APEX
2 6 (20.00%) Subversion
3 5 (16.67%) Eclipse
4 3 (10.00%) JIRA
4 3 (10.00%) JUnit
5 2 (6.67%) Babel
5 2 (6.67%) Jenkins
5 2 (6.67%) Maven
5 2 (6.67%) Mockito
5 2 (6.67%) webpack
6 1 (3.33%) Android Studio
6 1 (3.33%) Bitbucket
6 1 (3.33%) Flyway
6 1 (3.33%) GitLab
6 1 (3.33%) Gradle
6 1 (3.33%) NUnit
6 1 (3.33%) Sinon.JS
6 1 (3.33%) Xcode
General
1 9 (30.00%) Finance
2 6 (20.00%) Marketing
3 1 (3.33%) Banking
Job Titles
1 21 (70.00%) Developer
2 7 (23.33%) Java Developer
3 6 (20.00%) Salesforce Developer
4 3 (10.00%) Consultant
4 3 (10.00%) Full Stack Developer
4 3 (10.00%) Scala Developer
4 3 (10.00%) Solutions Consultant
4 3 (10.00%) UI Developer
5 2 (6.67%) Analyst
5 2 (6.67%) Software Engineer
6 1 (3.33%) Android Developer
6 1 (3.33%) Applications Developer
6 1 (3.33%) Cybersecurity Analyst
6 1 (3.33%) Front End Developer (Client-Side Developer)
6 1 (3.33%) Java Engineer
6 1 (3.33%) Lead Developer
6 1 (3.33%) Product Owner
6 1 (3.33%) Security Analyst
6 1 (3.33%) Software Developer
6 1 (3.33%) Systems Analyst
Libraries, Frameworks & Software Standards
1 17 (56.67%) XML
2 16 (53.33%) REST
3 13 (43.33%) SOAP
4 9 (30.00%) CSS
4 9 (30.00%) HTML
4 9 (30.00%) Web Services
5 7 (23.33%) AngularJS
6 6 (20.00%) Visualforce
7 4 (13.33%) RESTful
7 4 (13.33%) Spring
7 4 (13.33%) Twitter Bootstrap
8 3 (10.00%) J2EE
8 3 (10.00%) Jest
8 3 (10.00%) JiBX
8 3 (10.00%) Node.js
8 3 (10.00%) Play Framework
8 3 (10.00%) RabbitMQ
8 3 (10.00%) Struts
8 3 (10.00%) Swagger
8 3 (10.00%) Tapestry
Miscellaneous
1 8 (26.67%) Analytical Skills
2 6 (20.00%) Linux Command Line
3 1 (3.33%) Cyberthreat
3 1 (3.33%) Enterprise Software
3 1 (3.33%) PKI
Operating Systems
1 12 (40.00%) Linux
2 10 (33.33%) Unix
3 2 (6.67%) Android
3 2 (6.67%) Apple iOS
3 2 (6.67%) Windows
4 1 (3.33%) AIX
4 1 (3.33%) Ubuntu
Processes & Methodologies
1 17 (56.67%) Agile Software Development
2 8 (26.67%) Problem-Solving
3 7 (23.33%) Microservices
3 7 (23.33%) OO
4 6 (20.00%) API Development
4 6 (20.00%) API Integration
4 6 (20.00%) Continuous Delivery
4 6 (20.00%) CRM
4 6 (20.00%) Decision-Making
4 6 (20.00%) DevOps
4 6 (20.00%) Email Marketing
4 6 (20.00%) High Availability
4 6 (20.00%) OOP
4 6 (20.00%) Open Source
4 6 (20.00%) Web Development
5 5 (16.67%) Scrum
6 4 (13.33%) MVC
6 4 (13.33%) TDD
7 3 (10.00%) BDD
7 3 (10.00%) Waterfall
Programming Languages
1 18 (60.00%) Java
2 12 (40.00%) JavaScript
3 7 (23.33%) Shell Script
4 6 (20.00%) Apex Code
4 6 (20.00%) SOQL
5 5 (16.67%) Scala
6 2 (6.67%) C#
6 2 (6.67%) SQL
7 1 (3.33%) Apple Swift
7 1 (3.33%) ES6
7 1 (3.33%) Java 8
7 1 (3.33%) Python
7 1 (3.33%) XPath
Qualifications
1 6 (20.00%) Degree
2 5 (16.67%) Security Cleared
3 3 (10.00%) SC Cleared
4 2 (6.67%) Sun Certification
5 1 (3.33%) BC Cleared
5 1 (3.33%) DBS Check
Quality Assurance & Compliance
1 1 (3.33%) GCP
System Software
1 4 (13.33%) Docker
2 2 (6.67%) HDFS
Systems Management
1 2 (6.67%) Puppet
2 1 (3.33%) Grafana
2 1 (3.33%) Kibana
2 1 (3.33%) Kubernetes
2 1 (3.33%) Terraform
Vendors
1 13 (43.33%) Oracle
2 6 (20.00%) Salesforce.com
3 2 (6.67%) Intel
3 2 (6.67%) Microsoft
3 2 (6.67%) Sun
4 1 (3.33%) Splunk
4 1 (3.33%) webMethods