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 23 February 2017 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
23 Feb 2017
Same period 2016 Same period 2015
JSON
London / City of London
Rank 86 97 96
Rank change year-on-year
+11 -1
Contract jobs citing JSON 67 50 103
As % of all contract IT jobs located in the City of London 2.28% 1.57% 1.97%
As % of the Libraries, Frameworks & Software Standards category 6.47% 4.98% 6.54%
Number of daily rates quoted 56 45 80
Median daily rate £475 £450 £400
Median daily rate % change year-on-year
+5.55% +12.50%
90% offered a daily rate of more than £339 £375 £325
10% offered a daily rate of more than £625 £600 £451
UK excluding London median daily rate £413 £400 £355
% change year-on-year
+3.12% +12.67%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £36.00 £55.00 £37.50
% change year-on-year
-34.54% +46.66%

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
1035 1005 1574
As % of all contract IT jobs located in the City of London 35.19% 31.57% 30.18%
Number of daily rates quoted 875 852 1269
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 £345 £325 £301
10% offered a daily rate of more than £625 £600 £575
UK excluding London median daily rate £375 £363 £350
% change year-on-year
+3.44% +3.57%
Number of hourly rates quoted 0 3 3
Median hourly rate - £55.00 £27.37
Median hourly rate % change year-on-year
- +100.94%
UK excluding London median hourly rate £40.00 £38.75 £34.00
% change year-on-year
+3.22% +13.97%

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 23 February 2017.

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 23 February 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 City of London region with a requirement for JSON.

1 113 (62.09%) Agile Software Development
2 87 (47.80%) HTML
3 85 (46.70%) Java
3 85 (46.70%) REST
4 78 (42.86%) CSS
4 78 (42.86%) TDD
5 77 (42.31%) JavaScript
6 69 (37.91%) XML
7 66 (36.26%) Jenkins
8 57 (31.32%) Python
9 53 (29.12%) HTTP
10 49 (26.92%) MVC
10 49 (26.92%) BDD
11 48 (26.37%) Microservices
12 45 (24.73%) DevOps
13 43 (23.63%) Web Services
14 42 (23.08%) SQL
15 41 (22.53%) HTML5
15 41 (22.53%) Microsoft Azure
16 40 (21.98%) jQuery
17 39 (21.43%) Ajax
17 39 (21.43%) C
17 39 (21.43%) Amazon AWS
18 37 (20.33%) Public Cloud
19 36 (19.78%) Kafka
19 36 (19.78%) Scrum
20 35 (19.23%) Protocol Buffers
20 35 (19.23%) High Availability
21 34 (18.68%) CSS3
21 34 (18.68%) Pair Programming

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 (4.40%) Apache Spark
1 8 (4.40%) Elasticsearch
1 8 (4.40%) Tomcat
1 8 (4.40%) WebLogic
2 7 (3.85%) IIS
3 6 (3.30%) Apache Solr
3 6 (3.30%) Mule
4 4 (2.20%) Apache
5 3 (1.65%) Adobe Experience Manager
5 3 (1.65%) Confluence
5 3 (1.65%) JBoss
6 2 (1.10%) Anypoint
6 2 (1.10%) BizTalk Server
6 2 (1.10%) CMS
6 2 (1.10%) Drupal
6 2 (1.10%) Oracle SOA Suite
6 2 (1.10%) WebSphere
6 2 (1.10%) WordPress
7 1 (0.55%) Oracle Workflow
7 1 (0.55%) SharePoint Server
Applications
1 2 (1.10%) Adobe Illustrator
1 2 (1.10%) FrameMaker
1 2 (1.10%) MS Excel
1 2 (1.10%) Photoshop
Business Applications
1 4 (2.20%) Workday HCM
2 1 (0.55%) Adobe Campaign
Cloud Services
1 41 (22.53%) Microsoft Azure
2 39 (21.43%) Amazon AWS
3 4 (2.20%) Cloud Computing
3 4 (2.20%) GitHub
4 3 (1.65%) Amazon Kinesis
5 2 (1.10%) Google Play
5 2 (1.10%) IaaS
6 1 (0.55%) Amazon S3
6 1 (0.55%) G Suite
6 1 (0.55%) Google Cloud Platform
6 1 (0.55%) Google Compute Engine
6 1 (0.55%) PaaS
6 1 (0.55%) SaaS
Communications & Networking
1 53 (29.12%) HTTP
2 30 (16.48%) MQTT
2 30 (16.48%) RTSP
3 10 (5.49%) DNS
3 10 (5.49%) SSL
4 6 (3.30%) Internet
5 5 (2.75%) AMQP
5 5 (2.75%) Intranet
5 5 (2.75%) TCP/IP
6 3 (1.65%) Bluetooth
7 2 (1.10%) SMTP
8 1 (0.55%) Asterisk PBX
8 1 (0.55%) DHCP
8 1 (0.55%) F5 BIG-IP GTM
8 1 (0.55%) F5 BIG-IP LTM
8 1 (0.55%) Firewall
8 1 (0.55%) LDAP
Database & Business Intelligence
1 17 (9.34%) MySQL
2 15 (8.24%) SQL Server
3 13 (7.14%) NoSQL
4 11 (6.04%) MongoDB
5 10 (5.49%) PostgreSQL
6 9 (4.95%) Relational Database
7 8 (4.40%) Big Data
7 8 (4.40%) Hadoop
8 7 (3.85%) Apache Cassandra
9 4 (2.20%) Apache Hive
9 4 (2.20%) MariaDB
10 3 (1.65%) CouchDB
10 3 (1.65%) Parquet
11 2 (1.10%) DB2
11 2 (1.10%) SQL Server 2012
11 2 (1.10%) SQL Server 2014
11 2 (1.10%) SQL Server 2016
11 2 (1.10%) SQL Server Reporting Services
11 2 (1.10%) Sqoop
12 1 (0.55%) HBase
Development Applications
1 66 (36.26%) Jenkins
2 33 (18.13%) Git (software)
3 25 (13.74%) Maven
4 23 (12.64%) JIRA
5 21 (11.54%) Selenium
6 19 (10.44%) webpack
7 15 (8.24%) Cucumber
8 12 (6.59%) Grunt
8 12 (6.59%) Protractor
9 11 (6.04%) Hudson
9 11 (6.04%) Jasmine
9 11 (6.04%) JUnit
10 10 (5.49%) Bower
10 10 (5.49%) gulp
10 10 (5.49%) Mockito
11 9 (4.95%) JSHint
11 9 (4.95%) Karma Test Runner
11 9 (4.95%) QUnit
11 9 (4.95%) Visual Studio
12 8 (4.40%) CruiseControl
General
1 33 (18.13%) Finance
2 20 (10.99%) Banking
3 6 (3.30%) Advertising
3 6 (3.30%) Investment Banking
4 3 (1.65%) Front Office
4 3 (1.65%) Marketing
5 2 (1.10%) Games
5 2 (1.10%) Retail
6 1 (0.55%) Law
6 1 (0.55%) Legal
Job Titles
1 137 (75.27%) Developer
2 63 (34.62%) Java Developer
3 49 (26.92%) Senior Developer
4 42 (23.08%) Senior Java Developer
5 18 (9.89%) Front End Developer (Client-Side Developer)
6 15 (8.24%) Architect
7 12 (6.59%) Agile Developer
7 12 (6.59%) Agile Java Developer
7 12 (6.59%) AWS Developer
7 12 (6.59%) Senior Agile Developer
7 12 (6.59%) Senior Agile Java Developer
8 11 (6.04%) JavaScript Developer
9 9 (4.95%) C# Developer
9 9 (4.95%) Web Developer
10 8 (4.40%) .NET Developer
11 7 (3.85%) Android Developer
11 7 (3.85%) Front End Web Developer (Client-Side Developer)
11 7 (3.85%) Full Stack Developer
11 7 (3.85%) iOS Developer
11 7 (3.85%) UI Developer
Libraries, Frameworks & Software Standards
1 87 (47.80%) HTML
2 85 (46.70%) REST
3 78 (42.86%) CSS
4 69 (37.91%) XML
5 43 (23.63%) Web Services
6 41 (22.53%) HTML5
7 40 (21.98%) jQuery
8 39 (21.43%) Ajax
9 36 (19.78%) Kafka
10 35 (19.23%) Protocol Buffers
11 34 (18.68%) CSS3
11 34 (18.68%) Spring
12 32 (17.58%) .NET
13 29 (15.93%) AngularJS
14 27 (14.84%) RESTful
15 26 (14.29%) SOAP
16 23 (12.64%) Hibernate
16 23 (12.64%) Sass
17 22 (12.09%) React
18 20 (10.99%) JSP
Miscellaneous
1 37 (20.33%) Public Cloud
2 30 (16.48%) Video on Demand
3 14 (7.69%) Streaming Video
4 10 (5.49%) Analytical Skills
4 10 (5.49%) User Experience
5 9 (4.95%) Computer Science
5 9 (4.95%) Graphic Design
6 6 (3.30%) Data Structures
6 6 (3.30%) Foreign Exchange (FX)
7 5 (2.75%) Enterprise Software
7 5 (2.75%) Management Information System
8 4 (2.20%) Blackberry
8 4 (2.20%) Derivative
8 4 (2.20%) Mobile App
8 4 (2.20%) Semantic Web
9 3 (1.65%) iPad
9 3 (1.65%) iPhone
9 3 (1.65%) Smartphone
9 3 (1.65%) Web 2.0
9 3 (1.65%) Wiki
Operating Systems
1 27 (14.84%) Linux
2 19 (10.44%) Windows
3 18 (9.89%) Apple iOS
4 15 (8.24%) Android
5 14 (7.69%) Unix
6 6 (3.30%) Windows Server
7 5 (2.75%) CentOS
8 4 (2.20%) Ubuntu
8 4 (2.20%) webOS
8 4 (2.20%) Windows Phone
8 4 (2.20%) Windows Phone 7
9 3 (1.65%) Red Hat Enterprise Linux
10 1 (0.55%) FreeBSD
10 1 (0.55%) Mac OS X
10 1 (0.55%) Mac OS X Server
10 1 (0.55%) Windows Server 2012
Processes & Methodologies
1 113 (62.09%) Agile Software Development
2 78 (42.86%) TDD
3 49 (26.92%) BDD
3 49 (26.92%) MVC
4 48 (26.37%) Microservices
5 45 (24.73%) DevOps
6 36 (19.78%) Scrum
7 35 (19.23%) High Availability
8 34 (18.68%) Pair Programming
9 24 (13.19%) OO
10 23 (12.64%) Unit Testing
11 22 (12.09%) Continuous Integration
12 18 (9.89%) Web Development
13 14 (7.69%) Front End Development
14 13 (7.14%) Multithreading
14 13 (7.14%) Responsive Web Design
15 12 (6.59%) Dependency Injection
15 12 (6.59%) Open Source
15 12 (6.59%) Software Engineering
16 11 (6.04%) Continuous Delivery
Programming Languages
1 85 (46.70%) Java
2 77 (42.31%) JavaScript
3 57 (31.32%) Python
4 42 (23.08%) SQL
5 39 (21.43%) C
6 31 (17.03%) C#
7 26 (14.29%) PHP
8 15 (8.24%) Bash Shell
9 14 (7.69%) Ruby
10 12 (6.59%) Scala
10 12 (6.59%) Shell Script
11 11 (6.04%) T-SQL
12 9 (4.95%) PL/SQL
13 6 (3.30%) Apple Swift
13 6 (3.30%) Objective-C
14 5 (2.75%) PowerShell
15 4 (2.20%) Perl
15 4 (2.20%) XPath
16 3 (1.65%) Groovy
16 3 (1.65%) VBA
Qualifications
1 11 (6.04%) Degree
2 8 (4.40%) Security Cleared
3 6 (3.30%) SC Cleared
4 1 (0.55%) CFA
4 1 (0.55%) DV Cleared
Quality Assurance & Compliance
1 4 (2.20%) QA
2 2 (1.10%) HL7
3 1 (0.55%) SDET
System Software
1 4 (2.20%) Docker
2 1 (0.55%) Active Directory
2 1 (0.55%) Apache Flume
2 1 (0.55%) Ceph
2 1 (0.55%) GlusterFS
2 1 (0.55%) HDFS
2 1 (0.55%) VirtualBox
2 1 (0.55%) VMware ESXi
2 1 (0.55%) VMware Infrastructure
Systems Management
1 5 (2.75%) Puppet
2 4 (2.20%) Ansible
3 2 (1.10%) Galera Cluster
3 2 (1.10%) MOM
4 1 (0.55%) Cacti
4 1 (0.55%) Jamf Pro
4 1 (0.55%) Marathon
4 1 (0.55%) Mesos
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 18 (9.89%) Oracle
2 8 (4.40%) Adobe
2 8 (4.40%) TIBCO
3 5 (2.75%) Google
3 5 (2.75%) Microsoft
3 5 (2.75%) Red Hat
4 4 (2.20%) Workday
5 3 (1.65%) Apple
5 3 (1.65%) Atlassian
5 3 (1.65%) MuleSoft
5 3 (1.65%) Teradata
5 3 (1.65%) WorldPay
6 2 (1.10%) Apiary
6 2 (1.10%) IBM
6 2 (1.10%) Solace
6 2 (1.10%) Sybase
7 1 (0.55%) Citrix
7 1 (0.55%) F5
7 1 (0.55%) Sage
7 1 (0.55%) Telerik
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