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 4 December 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
4 Dec 2016
Same period 2015 Same period 2014
JSON
Rank 71 114 121
Rank change year-on-year
+43 +7
Contract jobs citing JSON 105 44 95
As % of all contract IT jobs located in the City of London 3.30% 1.27% 1.63%
As % of the Libraries, Frameworks & Software Standards category 8.88% 3.97% 5.51%
Number of daily rates quoted 90 37 76
Median daily rate £513 £450 £398
Median daily rate % change year-on-year
+13.88% +13.20%
90% offered a daily rate of more than £363 £300 £299
10% offered a daily rate of more than £575 £550 £450
UK excluding London median daily rate £413 £388 £381
% change year-on-year
+6.45% +1.63%
Number of hourly rates quoted 0 1 0
Median hourly rate - £20.50 -
UK excluding London median hourly rate £36.00 £37.50 £37.50
% change year-on-year
-4.00% -
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
1182 1108 1725
As % of all contract IT jobs located in the City of London 37.18% 31.95% 29.53%
Number of daily rates quoted 1004 931 1375
Median daily rate £475 £450 £425
Median daily rate % change year-on-year
+5.55% +5.88%
90% offered a daily rate of more than £350 £325 £300
10% offered a daily rate of more than £602 £600 £600
UK excluding London median daily rate £380 £375 £350
% change year-on-year
+1.33% +7.14%
Number of hourly rates quoted 0 5 5
Median hourly rate - £26.32 £30.00
Median hourly rate % change year-on-year
- -12.26%
UK excluding London median hourly rate £40.00 £37.50 £35.00
% change year-on-year
+6.66% +7.14%

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 4 December 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 4 December 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.

1 121 (66.12%) Agile Software Development
2 86 (46.99%) REST
3 84 (45.90%) HTML
4 82 (44.81%) TDD
5 81 (44.26%) Java
6 74 (40.44%) XML
7 72 (39.34%) CSS
7 72 (39.34%) Jenkins
8 70 (38.25%) JavaScript
9 56 (30.60%) Python
10 53 (28.96%) Web Services
11 51 (27.87%) BDD
12 50 (27.32%) HTML5
12 50 (27.32%) HTTP
12 50 (27.32%) Scrum
13 48 (26.23%) Git (software)
14 46 (25.14%) SQL
14 46 (25.14%) DevOps
15 44 (24.04%) Amazon AWS
16 42 (22.95%) Microservices
16 42 (22.95%) Ajax
17 41 (22.40%) MVC
18 40 (21.86%) High Availability
19 38 (20.77%) Kafka
20 37 (20.22%) CSS3
21 36 (19.67%) Pair Programming
21 36 (19.67%) C
22 35 (19.13%) jQuery
22 35 (19.13%) Protocol Buffers
23 34 (18.58%) Microsoft Azure

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 10 (5.46%) Elasticsearch
2 7 (3.83%) Apache Spark
3 5 (2.73%) JBoss
4 4 (2.19%) Apache
4 4 (2.19%) Apache Solr
4 4 (2.19%) OpenStack
5 3 (1.64%) Adobe Experience Manager
5 3 (1.64%) IIS
5 3 (1.64%) WebLogic
5 3 (1.64%) WebSphere
5 3 (1.64%) WordPress
6 2 (1.09%) BizTalk Server
6 2 (1.09%) CMS
6 2 (1.09%) Confluence
6 2 (1.09%) Drupal
6 2 (1.09%) WildFly
7 1 (0.55%) Oracle SOA Suite
7 1 (0.55%) SharePoint 2010
7 1 (0.55%) SharePoint 2013
7 1 (0.55%) Tomcat
Applications
1 3 (1.64%) MS Excel
2 2 (1.09%) Adobe Illustrator
2 2 (1.09%) FrameMaker
2 2 (1.09%) Photoshop
Business Applications
1 2 (1.09%) Workday HCM
2 1 (0.55%) Adobe Campaign
2 1 (0.55%) Dynamics CRM
2 1 (0.55%) Sprinklr
Cloud Services
1 44 (24.04%) Amazon AWS
2 34 (18.58%) Microsoft Azure
3 8 (4.37%) Cloud Computing
4 3 (1.64%) Amazon Kinesis
4 3 (1.64%) GitHub
5 2 (1.09%) G Suite
5 2 (1.09%) Google Play
5 2 (1.09%) IaaS
6 1 (0.55%) Amazon S3
6 1 (0.55%) Boomi
6 1 (0.55%) Force.com
6 1 (0.55%) Google Analytics
6 1 (0.55%) Google Cloud Platform
6 1 (0.55%) Google Compute Engine
6 1 (0.55%) SaaS
6 1 (0.55%) Socialbakers
Communications & Networking
1 50 (27.32%) HTTP
2 30 (16.39%) MQTT
2 30 (16.39%) RTSP
3 7 (3.83%) DNS
3 7 (3.83%) Internet
3 7 (3.83%) SSL
4 5 (2.73%) AMQP
5 3 (1.64%) Intranet
6 2 (1.09%) Bluetooth
6 2 (1.09%) SMTP
7 1 (0.55%) DHCP
7 1 (0.55%) F5 BIG-IP GTM
7 1 (0.55%) F5 BIG-IP LTM
7 1 (0.55%) Firewall
7 1 (0.55%) LDAP
7 1 (0.55%) TCP/IP
Database & Business Intelligence
1 26 (14.21%) MongoDB
2 23 (12.57%) MySQL
3 19 (10.38%) NoSQL
3 19 (10.38%) PostgreSQL
4 17 (9.29%) SQL Server
5 16 (8.74%) Apache Cassandra
6 13 (7.10%) Relational Database
7 10 (5.46%) Big Data
8 7 (3.83%) Hadoop
9 6 (3.28%) RDBMS
10 5 (2.73%) CouchDB
11 4 (2.19%) Oracle Database
11 4 (2.19%) Oracle Database 11g
11 4 (2.19%) SQL Server 2012
12 3 (1.64%) Apache Hive
12 3 (1.64%) MariaDB
12 3 (1.64%) Parquet
13 2 (1.09%) QlikView
13 2 (1.09%) SQL Server 2014
13 2 (1.09%) SQL Server 2016
Development Applications
1 72 (39.34%) Jenkins
2 48 (26.23%) Git (software)
3 25 (13.66%) Maven
4 22 (12.02%) JIRA
5 19 (10.38%) Subversion
6 15 (8.20%) Selenium
7 13 (7.10%) Hudson
7 13 (7.10%) webpack
8 12 (6.56%) Cucumber
9 10 (5.46%) Grunt
10 9 (4.92%) gulp
10 9 (4.92%) WebDriver
11 8 (4.37%) Bower
11 8 (4.37%) Build Forge
11 8 (4.37%) CruiseControl
11 8 (4.37%) Gradle
12 7 (3.83%) Jasmine
12 7 (3.83%) JUnit
12 7 (3.83%) Protractor
12 7 (3.83%) Xcode
General
1 22 (12.02%) Finance
2 16 (8.74%) Banking
3 7 (3.83%) Retail
4 6 (3.28%) Marketing
5 4 (2.19%) Advertising
6 3 (1.64%) Front Office
7 2 (1.09%) Games
7 2 (1.09%) Law
8 1 (0.55%) Publishing
Job Titles
1 139 (75.96%) Developer
2 58 (31.69%) Java Developer
3 47 (25.68%) Senior Developer
4 36 (19.67%) Senior Java Developer
5 15 (8.20%) AWS Developer
5 15 (8.20%) Front End Developer (Client-Side Developer)
6 13 (7.10%) Agile Developer
6 13 (7.10%) Architect
6 13 (7.10%) Senior Agile Developer
7 12 (6.56%) Agile Java Developer
7 12 (6.56%) iOS Developer
7 12 (6.56%) Senior Agile Java Developer
8 10 (5.46%) Android Developer
9 9 (4.92%) C# Developer
9 9 (4.92%) Lead Developer
10 8 (4.37%) Full Stack Developer
10 8 (4.37%) JavaScript Developer
10 8 (4.37%) Web Developer
11 7 (3.83%) Front End Web Developer (Client-Side Developer)
11 7 (3.83%) Senior iOS Developer
Libraries, Frameworks & Software Standards
1 86 (46.99%) REST
2 84 (45.90%) HTML
3 74 (40.44%) XML
4 72 (39.34%) CSS
5 53 (28.96%) Web Services
6 50 (27.32%) HTML5
7 42 (22.95%) Ajax
8 38 (20.77%) Kafka
9 37 (20.22%) CSS3
10 35 (19.13%) jQuery
10 35 (19.13%) Protocol Buffers
11 31 (16.94%) Spring
12 29 (15.85%) AngularJS
13 24 (13.11%) RESTful
13 24 (13.11%) SOAP
14 23 (12.57%) .NET
15 19 (10.38%) React
16 18 (9.84%) Hibernate
17 17 (9.29%) J2EE
18 15 (8.20%) JSP
Miscellaneous
1 33 (18.03%) Public Cloud
2 30 (16.39%) Video on Demand
3 14 (7.65%) Streaming Video
4 13 (7.10%) User Experience
5 11 (6.01%) Computer Science
6 10 (5.46%) Analytical Skills
6 10 (5.46%) Management Information System
6 10 (5.46%) Semantic Web
7 8 (4.37%) Inversion of Control
8 7 (3.83%) Mobile App
9 6 (3.28%) Blackberry
9 6 (3.28%) Graphic Design
9 6 (3.28%) iPhone
10 4 (2.19%) Blog
10 4 (2.19%) Statistics
11 3 (1.64%) Derivative
11 3 (1.64%) Enterprise Software
11 3 (1.64%) Fintech
11 3 (1.64%) iPad
11 3 (1.64%) Smartphone
Operating Systems
1 30 (16.39%) Linux
2 24 (13.11%) Android
2 24 (13.11%) Apple iOS
3 18 (9.84%) Unix
4 16 (8.74%) Windows
5 4 (2.19%) webOS
5 4 (2.19%) Windows Phone
5 4 (2.19%) Windows Phone 7
6 3 (1.64%) Mac OS X
6 3 (1.64%) Red Hat Enterprise Linux
7 2 (1.09%) Windows Server
8 1 (0.55%) CentOS
8 1 (0.55%) Mac OS X Server
8 1 (0.55%) Ubuntu
Processes & Methodologies
1 121 (66.12%) Agile Software Development
2 82 (44.81%) TDD
3 51 (27.87%) BDD
4 50 (27.32%) Scrum
5 46 (25.14%) DevOps
6 42 (22.95%) Microservices
7 41 (22.40%) MVC
8 40 (21.86%) High Availability
9 36 (19.67%) Pair Programming
10 31 (16.94%) Continuous Integration
11 27 (14.75%) OO
12 21 (11.48%) Continuous Delivery
13 20 (10.93%) Configuration Management
13 20 (10.93%) Kanban
14 18 (9.84%) Web Development
15 16 (8.74%) iOS Development
15 16 (8.74%) Open Source
16 15 (8.20%) Android Development
16 15 (8.20%) Mentoring
17 14 (7.65%) Software Architecture
Programming Languages
1 81 (44.26%) Java
2 70 (38.25%) JavaScript
3 56 (30.60%) Python
4 46 (25.14%) SQL
5 36 (19.67%) C
6 27 (14.75%) C#
6 27 (14.75%) PHP
7 25 (13.66%) Ruby
8 17 (9.29%) Scala
9 14 (7.65%) Shell Script
10 12 (6.56%) Objective-C
11 9 (4.92%) Apple Swift
11 9 (4.92%) Bash Shell
12 8 (4.37%) T-SQL
13 7 (3.83%) Perl
13 7 (3.83%) PL/SQL
14 5 (2.73%) PowerShell
15 4 (2.19%) R
16 3 (1.64%) Groovy
16 3 (1.64%) VBA
Qualifications
1 11 (6.01%) Degree
2 5 (2.73%) Security Cleared
3 3 (1.64%) SC Cleared
4 1 (0.55%) BPSS Clearance
4 1 (0.55%) DV Cleared
Quality Assurance & Compliance
1 4 (2.19%) Data Quality
1 4 (2.19%) QA
2 2 (1.09%) HL7
3 1 (0.55%) Disclosure Scotland
3 1 (0.55%) FATCA
3 1 (0.55%) SDET
System Software
1 5 (2.73%) Docker
2 1 (0.55%) Active Directory
2 1 (0.55%) Ceph
2 1 (0.55%) GlusterFS
2 1 (0.55%) VirtualBox
2 1 (0.55%) VMware ESXi
2 1 (0.55%) VMware Infrastructure
Systems Management
1 6 (3.28%) Ansible
2 5 (2.73%) Puppet
3 2 (1.09%) Kubernetes
4 1 (0.55%) Cacti
4 1 (0.55%) Casper Suite
4 1 (0.55%) MOM
4 1 (0.55%) Norton AntiVirus
4 1 (0.55%) Opscode Chef
4 1 (0.55%) SCCM
4 1 (0.55%) Symantec Endpoint Protection
4 1 (0.55%) ZABBIX
Vendors
1 16 (8.74%) Oracle
2 13 (7.10%) Google
3 9 (4.92%) Adobe
4 8 (4.37%) TIBCO
5 6 (3.28%) Apple
6 5 (2.73%) MuleSoft
7 4 (2.19%) Microsoft
7 4 (2.19%) Salesforce.com
8 3 (1.64%) Facebook
8 3 (1.64%) IBM
8 3 (1.64%) Solace
8 3 (1.64%) Teradata
8 3 (1.64%) Twitter
8 3 (1.64%) WorldPay
9 2 (1.09%) Apiary
9 2 (1.09%) Informatica
9 2 (1.09%) Red Hat
9 2 (1.09%) Sage
9 2 (1.09%) Sybase
9 2 (1.09%) Tableau
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