Period
to 23 November 2017

The following table provides summary statistics for contract job vacancies advertised in Cambridge 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 23 November 2017 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
Cambridgeshire > Cambridge
6 months to
23 Nov 2017
Same period 2016 Same period 2015
Rank 42 36 74
Rank change year-on-year -6 +38 -14
Contract jobs citing JSON 20 23 13
As % of all contract IT jobs advertised in Cambridge 2.83% 3.65% 1.36%
As % of the Libraries, Frameworks & Software Standards category 10.47% 11.39% 3.47%
Number of daily rates quoted 12 10 13
Cambridge median daily rate £413 £394 £350
Median daily rate % change year-on-year +4.76% +12.50% +3.70%
10th Percentile £329 £298 £200
90th Percentile £571 £551 £515
Cambridgeshire median daily rate £375 £394 £350
% change year-on-year -4.76% +12.50% +4.48%
Number of hourly rates quoted 0 0 0
Cambridge median hourly rate - - -
Cambridgeshire 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 Cambridge with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
Cambridge
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 191 202 375
As % of all contract IT jobs advertised in Cambridge 27.05% 32.01% 39.23%
Number of daily rates quoted 99 121 248
Cambridge median daily rate £400 £400 £388
Median daily rate % change year-on-year - +3.23% +3.33%
10th Percentile £310 £281 £263
90th Percentile £525 £525 £496
Cambridgeshire median daily rate £375 £375 £380
% change year-on-year - -1.32% +8.57%
Number of hourly rates quoted 12 8 11
Cambridge median hourly rate £45.00 £28.25 £43.75
Median hourly rate % change year-on-year +59.29% -35.43% +2.94%
10th Percentile £16.96 £15.75 £9.25
90th Percentile £97.75 £44.88 £72.50
Cambridgeshire median hourly rate £45.00 £40.50 £45.00
% change year-on-year +11.11% -10.00% +2.86%

JSON
Job Vacancy Trend in Cambridge

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

Job vacancy trend for JSON in Cambridge

JSON
Contractor Daily Rate Trend in Cambridge

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

Contractor daily rate trend for JSON in Cambridge

JSON
Contractor Daily Rate Histogram in Cambridge

The daily rate distribution of IT jobs citing JSON in Cambridge over the 6 months to 23 November 2017.

Contractor daily rate histogram for JSON in Cambridge

JSON
Contractor Hourly Rate Trend in Cambridge

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing JSON in Cambridge.

Contractor hourly rate trend for JSON in Cambridge

For the 6 months to 23 November 2017, IT contractor jobs citing JSON also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the Cambridge region with a requirement for JSON.

1 14 (70.00%) XML
2 9 (45.00%) Java
2 9 (45.00%) JavaScript
3 8 (40.00%) HTML
3 8 (40.00%) Linux
3 8 (40.00%) Agile Software Development
4 7 (35.00%) XML Schema
5 6 (30.00%) Perl
5 6 (30.00%) Bash Shell
6 5 (25.00%) Git (software)
6 5 (25.00%) jQuery
6 5 (25.00%) CSS
6 5 (25.00%) Tomcat
6 5 (25.00%) Python
6 5 (25.00%) Spring
7 4 (20.00%) Maven
7 4 (20.00%) JUnit
7 4 (20.00%) ETL
7 4 (20.00%) SQL
7 4 (20.00%) .NET
7 4 (20.00%) MySQL
7 4 (20.00%) Continuous Integration
7 4 (20.00%) Data Integration
7 4 (20.00%) HTML5
7 4 (20.00%) REST
8 3 (15.00%) ES6
8 3 (15.00%) Greenfield Project
8 3 (15.00%) AWS Certification
8 3 (15.00%) IaaS
8 3 (15.00%) Jenkins

JSON
Co-occurring IT Skills in Cambridge 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 (25.00%) Tomcat
2 2 (10.00%) Confluence
3 1 (5.00%) Anypoint
3 1 (5.00%) Apache
3 1 (5.00%) JBoss
3 1 (5.00%) Mule
3 1 (5.00%) Mule ESB
3 1 (5.00%) Oracle SOA Suite
Business Applications
1 2 (10.00%) Payment Gateway
Cloud Services
1 3 (15.00%) Amazon AWS
1 3 (15.00%) IaaS
1 3 (15.00%) Microsoft Azure
1 3 (15.00%) PaaS
2 2 (10.00%) GitHub
2 2 (10.00%) npm
Communications & Networking
1 1 (5.00%) SMS
Database & Business Intelligence
1 4 (20.00%) MySQL
2 2 (10.00%) MongoDB
2 2 (10.00%) NoSQL
2 2 (10.00%) PostgreSQL
3 1 (5.00%) Oracle Database
3 1 (5.00%) Oracle Database 10g
3 1 (5.00%) RDBMS
3 1 (5.00%) Relational Database
3 1 (5.00%) SQL Server Integration Services
Development Applications
1 5 (25.00%) Git (software)
2 4 (20.00%) JUnit
2 4 (20.00%) Maven
3 3 (15.00%) Atlassian Bamboo
3 3 (15.00%) Jenkins
4 2 (10.00%) Babel
4 2 (10.00%) Bitbucket
4 2 (10.00%) gulp
4 2 (10.00%) IntelliJ
4 2 (10.00%) JIRA
4 2 (10.00%) Mercurial
4 2 (10.00%) Mockito
4 2 (10.00%) SoapUI
4 2 (10.00%) WebStorm
5 1 (5.00%) Subversion
5 1 (5.00%) TeamCity
General
1 3 (15.00%) Publishing
2 2 (10.00%) Finance
3 1 (5.00%) Retail
3 1 (5.00%) Telecoms
Job Titles
1 13 (65.00%) Developer
2 4 (20.00%) Data Integration Developer
2 4 (20.00%) Integration Developer
2 4 (20.00%) Java Developer
2 4 (20.00%) Linux Developer
3 3 (15.00%) Cloud Engineer
3 3 (15.00%) JavaScript Developer
4 2 (10.00%) Cloud Specialist
5 1 (5.00%) Agile Developer
5 1 (5.00%) Development Engineer
5 1 (5.00%) Full Stack Developer
5 1 (5.00%) MuleSoft Developer
5 1 (5.00%) Oracle Developer
5 1 (5.00%) PL/SQL Developer
5 1 (5.00%) Python Developer
5 1 (5.00%) Software Development Engineer
5 1 (5.00%) Software Engineer
5 1 (5.00%) SQL Developer
5 1 (5.00%) Systems Integrator
5 1 (5.00%) UI Developer
Libraries, Frameworks & Software Standards
1 14 (70.00%) XML
2 8 (40.00%) HTML
3 7 (35.00%) XML Schema
4 5 (25.00%) CSS
4 5 (25.00%) jQuery
4 5 (25.00%) Spring
5 4 (20.00%) .NET
5 4 (20.00%) HTML5
5 4 (20.00%) REST
6 3 (15.00%) RESTful
6 3 (15.00%) SOAP
6 3 (15.00%) Web Services
7 2 (10.00%) Hibernate
7 2 (10.00%) J2EE
7 2 (10.00%) JPA
7 2 (10.00%) Node.js
7 2 (10.00%) Redux
7 2 (10.00%) RequireJS
7 2 (10.00%) XSLT
8 1 (5.00%) Vue (Vue.js)
Miscellaneous
1 3 (15.00%) Greenfield Project
1 3 (15.00%) Public Cloud
2 2 (10.00%) e-Learning
3 1 (5.00%) Computer Science
3 1 (5.00%) Enterprise Software
3 1 (5.00%) Hybrid Cloud
3 1 (5.00%) Linux Command Line
3 1 (5.00%) User Experience
Operating Systems
1 8 (40.00%) Linux
2 2 (10.00%) Apple iOS
3 1 (5.00%) Unix
Processes & Methodologies
1 8 (40.00%) Agile Software Development
2 4 (20.00%) Continuous Integration
2 4 (20.00%) Data Integration
2 4 (20.00%) ETL
3 3 (15.00%) Data Analysis
3 3 (15.00%) DevOps
3 3 (15.00%) Domain-Driven Design
3 3 (15.00%) Migration
3 3 (15.00%) TDD
4 2 (10.00%) BDD
4 2 (10.00%) BPMN
4 2 (10.00%) Information Security
4 2 (10.00%) iOS Development
4 2 (10.00%) Kanban
4 2 (10.00%) MVC
4 2 (10.00%) OO
4 2 (10.00%) Open Source
4 2 (10.00%) Scrum
4 2 (10.00%) SDLC
4 2 (10.00%) SOA
Programming Languages
1 9 (45.00%) Java
1 9 (45.00%) JavaScript
2 6 (30.00%) Bash Shell
2 6 (30.00%) Perl
3 5 (25.00%) Python
4 4 (20.00%) SQL
5 3 (15.00%) ES6
5 3 (15.00%) Scala
6 2 (10.00%) C#
6 2 (10.00%) Groovy
6 2 (10.00%) PHP
7 1 (5.00%) C
7 1 (5.00%) C++
7 1 (5.00%) Clojure
7 1 (5.00%) Elixir
7 1 (5.00%) Erlang
7 1 (5.00%) Haskell
7 1 (5.00%) Objective-C
7 1 (5.00%) PL/SQL
7 1 (5.00%) TypeScript
Qualifications
1 3 (15.00%) AWS Certification
2 1 (5.00%) Computer Science Degree
2 1 (5.00%) Degree
2 1 (5.00%) Master's Degree
Quality Assurance & Compliance
1 1 (5.00%) Data Quality
Systems Management
1 1 (5.00%) CloudHub
Vendors
1 3 (15.00%) Microsoft
2 2 (10.00%) Atlassian
3 1 (5.00%) MuleSoft
3 1 (5.00%) Oracle