The table below looks at the statistics for JSON skills in IT contracts advertised for the City of London region. Included is a guide to the contractor rates offered in IT contracts that have cited JSON over the 3 months to 29 September 2016 with a comparison to the same period over the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

3 months to
29 Sep 2016
Same period 2015 Same period 2014
JSON
Rank 85 118 116
Rank change year-on-year
+33 -2
Contract jobs citing JSON 96 69 101
As % of all contract IT jobs located in the City of London 2.81% 1.49% 1.71%
As % of the Libraries, Frameworks & Software Standards category 8.05% 4.78% 5.72%
Number of daily rates quoted 85 63 73
Median daily rate £500 £438 £375
Median daily rate % change year-on-year
+14.28% +16.66%
90% offered a daily rate of more than £354 £318 £288
10% offered a daily rate of more than £575 £525 £450
UK excluding London median daily rate £400 £386 £363
% change year-on-year
+3.55% +6.55%
Number of hourly rates quoted 0 0 2
Median hourly rate - - £45.00
UK excluding London median hourly rate £45.00 £32.00 £34.28
% change year-on-year
+40.62% -6.63%
JSON
London

The following table is for comparison with the above and provides statistics for the entire Libraries, Frameworks & Software Standards category in contract jobs advertised in the City of London region.

Libraries, Frameworks & Software Standards Category
City of London
Contract IT job ads with a match in the
Libraries, Frameworks & Software Standards category
1193 1444 1765
As % of all contract IT jobs located in the City of London 34.87% 31.11% 29.91%
Number of daily rates quoted 1007 1201 1349
Median daily rate £450 £450 £415
Median daily rate % change year-on-year
- +8.43%
90% offered a daily rate of more than £350 £325 £304
10% offered a daily rate of more than £600 £600 £575
UK excluding London median daily rate £375 £375 £350
% change year-on-year
- +7.14%
Number of hourly rates quoted 2 5 9
Median hourly rate £54.25 £35.00 £45.00
Median hourly rate % change year-on-year
+54.98% -22.22%
UK excluding London median hourly rate £40.00 £37.50 £34.50
% change year-on-year
+6.66% +8.69%

JSON
Jobs Demand Trend in the City of London

The demand trend of contract jobs across the City of London region citing JSON as a proportion of all IT contracts with a match in the Libraries, Frameworks & Software Standards category.

JSON Jobs Demand Trend in the City of London

JSON
Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing JSON across the City of London region.

JSON Daily Rate Trend in the City of London

JSON
Daily Rate Histogram in the City of London

This chart provides a histogram of daily rates quoted in contract IT jobs citing JSON across the City of London region over the 3 months to 29 September 2016.

JSON Daily Rate Histogram in the City of London

JSON
Hourly Rate Trend in the City of London

This chart provides the 3-month moving average for hourly rates quoted in IT contractor jobs citing JSON across the City of London region.

JSON Hourly Rate Trend in the City of London

JSON
Top 30 Related IT Skills in the City of London

For the 6 months to 29 September 2016, 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 City of London region with a requirement for JSON.

1 105 (60.34%) Agile Software Development
2 86 (49.43%) HTML
2 86 (49.43%) REST
3 82 (47.13%) XML
4 80 (45.98%) Java
5 73 (41.95%) CSS
6 70 (40.23%) JavaScript
7 66 (37.93%) TDD
8 60 (34.48%) HTML5
9 54 (31.03%) Jenkins
10 53 (30.46%) Git (software)
11 50 (28.74%) Scrum
12 47 (27.01%) BDD
13 46 (26.44%) Web Services
14 45 (25.86%) CSS3
15 43 (24.71%) Python
16 41 (23.56%) SQL
16 41 (23.56%) HTTP
17 37 (21.26%) Linux
17 37 (21.26%) AngularJS
17 37 (21.26%) DevOps
18 36 (20.69%) Amazon AWS
19 32 (18.39%) High Availability
20 31 (17.82%) MongoDB
20 31 (17.82%) Kafka
21 30 (17.24%) Microservices
21 30 (17.24%) Ajax
22 29 (16.67%) Pair Programming
22 29 (16.67%) Android
23 27 (15.52%) Continuous Integration

JSON
Top Related IT Skills in the City of London 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 8 (4.60%) Tomcat
2 6 (3.45%) Elasticsearch
2 6 (3.45%) JBoss
2 6 (3.45%) Jetty
3 5 (2.87%) nginx
4 4 (2.30%) CMS
4 4 (2.30%) WordPress
5 3 (1.72%) Apache Spark
5 3 (1.72%) Drupal
5 3 (1.72%) OpenStack
5 3 (1.72%) WebLogic
5 3 (1.72%) WebSphere
6 2 (1.15%) Apache
6 2 (1.15%) Confluence
6 2 (1.15%) SAS
6 2 (1.15%) WildFly
7 1 (0.57%) Apache Qpid
7 1 (0.57%) IBM Connections
7 1 (0.57%) Joomla!
7 1 (0.57%) SharePoint 2010
Applications
1 6 (3.45%) MS Excel
2 2 (1.15%) FrameMaker
2 2 (1.15%) Photoshop
3 1 (0.57%) Adobe Illustrator
3 1 (0.57%) GIMP
Business Applications
1 1 (0.57%) Adobe Campaign
1 1 (0.57%) Dynamics CRM
1 1 (0.57%) Sprinklr
Cloud Services
1 36 (20.69%) Amazon AWS
2 26 (14.94%) Microsoft Azure
3 6 (3.45%) Cloud Computing
4 2 (1.15%) Amazon Kinesis
4 2 (1.15%) GitHub
4 2 (1.15%) Google Play
5 1 (0.57%) Amazon S3
5 1 (0.57%) Amazon SQS
5 1 (0.57%) Boomi
5 1 (0.57%) Force.com
5 1 (0.57%) Google Analytics
5 1 (0.57%) Google Apps
5 1 (0.57%) Google Cloud Platform
5 1 (0.57%) Socialbakers
Communications & Networking
1 41 (23.56%) HTTP
2 25 (14.37%) MQTT
2 25 (14.37%) RTSP
3 8 (4.60%) Internet
4 3 (1.72%) SSL
5 2 (1.15%) AMQP
5 2 (1.15%) Bluetooth
6 1 (0.57%) DNS
6 1 (0.57%) HTTPS
6 1 (0.57%) Intranet
6 1 (0.57%) Network Security
6 1 (0.57%) SNMP
6 1 (0.57%) TCP/IP
6 1 (0.57%) Wireless
6 1 (0.57%) X.509
Database & Business Intelligence
1 31 (17.82%) MongoDB
2 26 (14.94%) MySQL
3 21 (12.07%) NoSQL
4 18 (10.34%) PostgreSQL
5 16 (9.20%) Apache Cassandra
6 15 (8.62%) SQL Server
7 13 (7.47%) Relational Database
8 11 (6.32%) Big Data
9 7 (4.02%) Apache Hive
9 7 (4.02%) Neo4j
10 6 (3.45%) RDBMS
11 5 (2.87%) CouchDB
11 5 (2.87%) Impala
11 5 (2.87%) Oracle Database
12 4 (2.30%) Hadoop
12 4 (2.30%) Oracle Database 11g
13 2 (1.15%) Oracle Database 10g
13 2 (1.15%) SQL Server 2008
13 2 (1.15%) SQL Server Integration Services
13 2 (1.15%) SQL Server Reporting Services
Development Applications
1 54 (31.03%) Jenkins
2 53 (30.46%) Git (software)
3 24 (13.79%) JIRA
3 24 (13.79%) Subversion
4 20 (11.49%) Maven
5 13 (7.47%) Cucumber
5 13 (7.47%) JUnit
5 13 (7.47%) Selenium
6 9 (5.17%) Gradle
6 9 (5.17%) TeamCity
7 8 (4.60%) Ant
7 8 (4.60%) WebDriver
7 8 (4.60%) Xcode
8 6 (3.45%) gulp
9 5 (2.87%) Grunt
9 5 (2.87%) IntelliJ
9 5 (2.87%) SoapUI
9 5 (2.87%) Visual Studio
10 4 (2.30%) Fiddler
10 4 (2.30%) Hudson
General
1 20 (11.49%) Finance
2 16 (9.20%) Banking
3 7 (4.02%) Marketing
4 6 (3.45%) Retail
5 4 (2.30%) Law
6 2 (1.15%) Publishing
7 1 (0.57%) Advertising
7 1 (0.57%) Games
7 1 (0.57%) Investment Banking
Job Titles
1 128 (73.56%) Developer
2 48 (27.59%) Java Developer
3 40 (22.99%) Senior Developer
4 26 (14.94%) Senior Java Developer
5 16 (9.20%) Android Developer
6 15 (8.62%) AWS Developer
7 14 (8.05%) iOS Developer
7 14 (8.05%) JavaScript Developer
8 13 (7.47%) Agile Developer
8 13 (7.47%) Architect
8 13 (7.47%) Front End Developer (Client-Side Developer)
9 12 (6.90%) Agile Java Developer
9 12 (6.90%) Senior Agile Developer
10 11 (6.32%) Senior Agile Java Developer
11 10 (5.75%) Tester
12 8 (4.60%) Angular Developer
12 8 (4.60%) Automation Tester
12 8 (4.60%) HTML Developer
12 8 (4.60%) Senior iOS Developer
13 7 (4.02%) Full Stack Developer
Libraries, Frameworks & Software Standards
1 86 (49.43%) HTML
1 86 (49.43%) REST
2 82 (47.13%) XML
3 73 (41.95%) CSS
4 60 (34.48%) HTML5
5 46 (26.44%) Web Services
6 45 (25.86%) CSS3
7 37 (21.26%) AngularJS
8 31 (17.82%) Kafka
9 30 (17.24%) Ajax
10 27 (15.52%) Protocol Buffers
10 27 (15.52%) SOAP
11 24 (13.79%) jQuery
12 23 (13.22%) Spring
13 18 (10.34%) RESTful
14 17 (9.77%) Node.js
15 14 (8.05%) .NET
16 11 (6.32%) Django
16 11 (6.32%) JDBC
16 11 (6.32%) Ruby on Rails
Miscellaneous
1 25 (14.37%) Public Cloud
1 25 (14.37%) Video on Demand
2 14 (8.05%) Mobile App
3 13 (7.47%) Streaming Video
3 13 (7.47%) User Experience
4 12 (6.90%) Management Information System
5 11 (6.32%) Semantic Web
6 10 (5.75%) Computer Science
7 8 (4.60%) Analytical Skills
8 7 (4.02%) iPhone
9 5 (2.87%) STB
10 4 (2.30%) Blackberry
10 4 (2.30%) Smartphone
11 3 (1.72%) Blog
11 3 (1.72%) Data Structures
11 3 (1.72%) Enterprise Software
11 3 (1.72%) iPad
11 3 (1.72%) Statistics
11 3 (1.72%) W3C
12 2 (1.15%) Digital Media
Operating Systems
1 37 (21.26%) Linux
2 29 (16.67%) Android
3 24 (13.79%) Apple iOS
4 23 (13.22%) Unix
5 15 (8.62%) Windows
6 4 (2.30%) Mac OS X
6 4 (2.30%) Red Hat Enterprise Linux
7 2 (1.15%) Windows Phone
8 1 (0.57%) Mac OS
8 1 (0.57%) Ubuntu
Processes & Methodologies
1 105 (60.34%) Agile Software Development
2 66 (37.93%) TDD
3 50 (28.74%) Scrum
4 47 (27.01%) BDD
5 37 (21.26%) DevOps
6 32 (18.39%) High Availability
7 30 (17.24%) Microservices
8 29 (16.67%) Pair Programming
9 27 (15.52%) Continuous Integration
9 27 (15.52%) OO
10 21 (12.07%) Android Development
10 21 (12.07%) Kanban
10 21 (12.07%) Open Source
11 20 (11.49%) Continuous Delivery
12 19 (10.92%) Configuration Management
12 19 (10.92%) iOS Development
12 19 (10.92%) Test Automation
13 16 (9.20%) MVC
14 15 (8.62%) SDLC
15 14 (8.05%) Software Architecture
Programming Languages
1 80 (45.98%) Java
2 70 (40.23%) JavaScript
3 43 (24.71%) Python
4 41 (23.56%) SQL
5 27 (15.52%) C
5 27 (15.52%) PHP
6 22 (12.64%) Ruby
7 18 (10.34%) C#
8 15 (8.62%) Objective-C
8 15 (8.62%) Scala
8 15 (8.62%) Shell Script
9 11 (6.32%) Apple Swift
10 8 (4.60%) T-SQL
11 7 (4.02%) Perl
12 6 (3.45%) PL/SQL
13 5 (2.87%) R
14 3 (1.72%) Bash Shell
14 3 (1.72%) Groovy
15 2 (1.15%) Dart
15 2 (1.15%) ES6
Qualifications
1 12 (6.90%) Degree
2 4 (2.30%) Security Cleared
3 2 (1.15%) SC Cleared
4 1 (0.57%) BPSS Clearance
4 1 (0.57%) DV Cleared
4 1 (0.57%) IBM Certification
Quality Assurance & Compliance
1 5 (2.87%) Data Quality
1 5 (2.87%) QA
2 1 (0.57%) Disclosure Scotland
2 1 (0.57%) FATCA
System Software
1 5 (2.87%) Docker
2 1 (0.57%) Active Directory
2 1 (0.57%) Shibboleth
Systems Management
1 5 (2.87%) Kubernetes
2 4 (2.30%) Ansible
3 2 (1.15%) Opscode Chef
3 2 (1.15%) Puppet
Vendors
1 22 (12.64%) Oracle
2 15 (8.62%) Google
3 7 (4.02%) Apple
4 6 (3.45%) Facebook
4 6 (3.45%) Microsoft
4 6 (3.45%) Twitter
5 5 (2.87%) Adobe
6 4 (2.30%) IBM
6 4 (2.30%) Salesforce.com
6 4 (2.30%) ServiceNow
7 3 (1.72%) Atlassian
7 3 (1.72%) Informatica
7 3 (1.72%) MuleSoft
7 3 (1.72%) Red Hat
7 3 (1.72%) WorldPay
8 2 (1.15%) Apiary
8 2 (1.15%) SOASTA, Inc
8 2 (1.15%) Solace
8 2 (1.15%) Tableau
8 2 (1.15%) VMware
City, London
Darwin Recruitment
Posted: Yesterday
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Arrows Group
Rate: £500 - £600 per day + negotiable
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Rate: £500 - £600 per day + negotiable
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