Period
to 9 December 2018

The following table provides summary statistics for contract job vacancies advertised in Reading 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 9 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.

JSON
Berkshire > Reading
6 months to
9 Dec 2018
Same period 2017 Same period 2016
Rank 66 72 70
Rank change year-on-year +6 -2 +22
Contract jobs citing JSON 32 20 29
As % of all contract IT jobs advertised in Reading 2.04% 1.59% 1.97%
As % of the Libraries, Frameworks & Software Standards category 7.66% 6.23% 9.15%
Number of daily rates quoted 28 14 15
Reading median daily rate £438 £380 £363
Median daily rate % change year-on-year +15.13% +4.83% +3.57%
10th Percentile £391 £313 £273
90th Percentile £579 £593 £420
Berkshire median daily rate £488 £400 £400
% change year-on-year +21.88% - +10.34%
Number of hourly rates quoted 0 1 0
Reading median hourly rate - £41.50 -
Berkshire median hourly rate - £41.50 £48.00
% change year-on-year - -13.54% -

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

All Software Libraries and Frameworks
Reading
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 418 321 317
As % of all contract IT jobs advertised in Reading 26.71% 25.50% 21.58%
Number of daily rates quoted 301 227 186
Reading median daily rate £430 £395 £388
Median daily rate % change year-on-year +8.86% +1.94% -8.28%
10th Percentile £319 £304 £259
90th Percentile £575 £525 £488
Berkshire median daily rate £425 £400 £400
% change year-on-year +6.25% - -
Number of hourly rates quoted 4 11 6
Reading median hourly rate £42.50 £15.00 £21.06
Median hourly rate % change year-on-year +183.33% -28.76% -52.42%
10th Percentile £30.50 £10.75 £11.75
90th Percentile £48.38 £47.50 £28.75
Berkshire median hourly rate £38.25 £32.00 £32.00
% change year-on-year +19.53% - -13.51%

JSON
Job Vacancy Trend in Reading

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

Job vacancy trend for JSON in Reading

JSON
Contractor Daily Rate Trend in Reading

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

Contractor daily rate trend for JSON in Reading

JSON
Contractor Daily Rate Histogram in Reading

The daily rate distribution of IT jobs citing JSON in Reading over the 6 months to 9 December 2018.

Contractor daily rate histogram for JSON in Reading

For the 6 months to 9 December 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 Reading region with a requirement for JSON.

1 27 (84.38%) XML
2 22 (68.75%) Java
3 19 (59.38%) CRM
4 15 (46.88%) .NET
5 12 (37.50%) Web Services
5 12 (37.50%) SQL
6 11 (34.38%) C++
6 11 (34.38%) XML Schema
7 10 (31.25%) Selenium
7 10 (31.25%) EDI
7 10 (31.25%) JUnit
7 10 (31.25%) Groovy
7 10 (31.25%) Test Automation
7 10 (31.25%) Scala
7 10 (31.25%) Cucumber
7 10 (31.25%) Enterprise Software
7 10 (31.25%) Performance Tuning
7 10 (31.25%) Geb
7 10 (31.25%) Procedural Programming
7 10 (31.25%) Gatling
8 7 (21.88%) Microsoft Azure
9 5 (15.63%) Visual Studio Team System
9 5 (15.63%) C#
10 4 (12.50%) ASP.NET
10 4 (12.50%) TDD
10 4 (12.50%) DevOps
11 3 (9.38%) Jenkins
11 3 (9.38%) PowerShell
11 3 (9.38%) Git (software)
11 3 (9.38%) Team Foundation Server

JSON
Co-occurring IT Skills in Reading 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 1 (3.13%) IIS
1 1 (3.13%) JBoss
1 1 (3.13%) Tomcat
1 1 (3.13%) WebSphere
1 1 (3.13%) WebSphere Application Server
Business Applications
1 1 (3.13%) Sonata
Cloud Services
1 7 (21.88%) Microsoft Azure
2 3 (9.38%) PaaS
3 2 (6.25%) Azure Active Directory
3 2 (6.25%) IaaS
4 1 (3.13%) Amazon AWS
4 1 (3.13%) Datadog
4 1 (3.13%) OpenShift
4 1 (3.13%) SaaS
Communications & Networking
1 1 (3.13%) HTTP
1 1 (3.13%) Internet
1 1 (3.13%) Network Security
1 1 (3.13%) Skype
1 1 (3.13%) VPN
Database & Business Intelligence
1 2 (6.25%) Azure SQL Database
1 2 (6.25%) RDBMS
1 2 (6.25%) Relational Database
1 2 (6.25%) SQL Server
2 1 (3.13%) Oracle Database
Development Applications
1 10 (31.25%) Cucumber
1 10 (31.25%) Gatling
1 10 (31.25%) Geb
1 10 (31.25%) JUnit
1 10 (31.25%) Selenium
2 5 (15.63%) Visual Studio Team System
3 3 (9.38%) Git (software)
3 3 (9.38%) Jenkins
3 3 (9.38%) Team Foundation Server
4 2 (6.25%) Sonatype Nexus
4 2 (6.25%) Visual Studio
5 1 (3.13%) Maven
5 1 (3.13%) Mercurial
5 1 (3.13%) SoapUI
5 1 (3.13%) WiX
Job Titles
1 15 (46.88%) Developer
2 11 (34.38%) Java Developer
3 10 (31.25%) Senior Developer
3 10 (31.25%) Senior Java Developer
3 10 (31.25%) Senior Tester
3 10 (31.25%) Tester
4 8 (25.00%) Performance Tester
4 8 (25.00%) Senior Performance Tester
5 3 (9.38%) Azure Engineer
5 3 (9.38%) Manual Tester
5 3 (9.38%) Senior Manual Tester
6 2 (6.25%) .NET Developer
6 2 (6.25%) Azure DevOps
6 2 (6.25%) Azure DevOps Engineer
6 2 (6.25%) Consultant
6 2 (6.25%) DevOps Engineer
6 2 (6.25%) Mobile Developer
7 1 (3.13%) ASP.NET Developer
7 1 (3.13%) Functional Tester
7 1 (3.13%) Linux Engineer
Libraries, Frameworks & Software Standards
1 27 (84.38%) XML
2 15 (46.88%) .NET
3 12 (37.50%) Web Services
4 11 (34.38%) XML Schema
5 10 (31.25%) EDI
6 4 (12.50%) ASP.NET
7 3 (9.38%) RESTful
8 2 (6.25%) ASP.NET Web API
8 2 (6.25%) HTML
8 2 (6.25%) REST
9 1 (3.13%) .NET Framework
9 1 (3.13%) AngularJS
9 1 (3.13%) ASP.NET MVC
9 1 (3.13%) ASP.NET Web Forms
9 1 (3.13%) CSS
9 1 (3.13%) Java EE
9 1 (3.13%) OpenGL
9 1 (3.13%) SignalR
9 1 (3.13%) Spring
9 1 (3.13%) WCF
Miscellaneous
1 10 (31.25%) Enterprise Software
2 1 (3.13%) Analytical Skills
2 1 (3.13%) Enterprise Cloud
2 1 (3.13%) Greenfield Project
2 1 (3.13%) Mobile App
Operating Systems
1 2 (6.25%) Android
2 1 (3.13%) Apple iOS
2 1 (3.13%) Linux
2 1 (3.13%) Red Hat Enterprise Linux
2 1 (3.13%) Unix
Processes & Methodologies
1 19 (59.38%) CRM
2 10 (31.25%) Performance Tuning
2 10 (31.25%) Procedural Programming
2 10 (31.25%) Test Automation
3 4 (12.50%) DevOps
3 4 (12.50%) TDD
4 3 (9.38%) Agile Software Development
4 3 (9.38%) MVC
5 2 (6.25%) Continuous Integration
5 2 (6.25%) Mobile Development
5 2 (6.25%) Problem-Solving
6 1 (3.13%) 3D Rendering
6 1 (3.13%) Continuous Delivery
6 1 (3.13%) Kanban
6 1 (3.13%) Microservices
6 1 (3.13%) Multithreading
6 1 (3.13%) Open Source
6 1 (3.13%) SOLID
6 1 (3.13%) Technical Architecture
6 1 (3.13%) Visualisation
Programming Languages
1 22 (68.75%) Java
2 12 (37.50%) SQL
3 11 (34.38%) C++
4 10 (31.25%) Groovy
4 10 (31.25%) Scala
5 5 (15.63%) C#
6 3 (9.38%) PowerShell
7 2 (6.25%) JavaScript
8 1 (3.13%) Bash Shell
8 1 (3.13%) Perl
8 1 (3.13%) Python
8 1 (3.13%) Ruby
8 1 (3.13%) Shell Script
8 1 (3.13%) TypeScript
Qualifications
1 1 (3.13%) Security Cleared
System Software
1 2 (6.25%) Docker
2 1 (3.13%) Active Directory
Systems Management
1 1 (3.13%) Ansible
1 1 (3.13%) Kubernetes
1 1 (3.13%) Opscode Chef
1 1 (3.13%) Suricata
1 1 (3.13%) Terraform
Vendors
1 2 (6.25%) Microsoft
1 2 (6.25%) Xamarin
2 1 (3.13%) MuleSoft
2 1 (3.13%) Oracle
2 1 (3.13%) Qualys
2 1 (3.13%) Red Hat
2 1 (3.13%) Splunk
2 1 (3.13%) Telerik