Period
to 1 October 2020

The following table provides summary statistics for contract job vacancies advertised in England 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 1 October 2020 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
UK > England
6 months to
1 Oct 2020
Same period 2019 Same period 2018
Rank 129 113 110
Rank change year-on-year -16 -3 -9
Contract jobs citing JSON 518 1,766 2,245
As % of all contract jobs advertised in England 2.00% 2.21% 2.41%
As % of the Libraries, Frameworks & Software Standards category 6.28% 7.00% 6.78%
Number of daily rates quoted 363 1,138 1,576
Median daily rate £475 £500 £475
Median daily rate % change year-on-year -5.00% +5.26% +5.56%
10th Percentile £316 £344 £346
90th Percentile £600 £650 £600
UK median daily rate £450 £489 £475
% change year-on-year -7.93% +2.89% +5.56%
Number of hourly rates quoted 13 28 12
Median hourly rate £35.00 £55.00 £49.39
Median hourly rate % change year-on-year -36.36% +11.35% +16.22%
UK median hourly rate £35.00 £55.00 £49.39
% change year-on-year -36.36% +11.35% +16.22%

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

All Software Libraries and Frameworks
England
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 8,253 25,225 33,109
As % of all contract IT jobs advertised in England 31.83% 31.51% 35.57%
Number of daily rates quoted 5,601 17,741 23,607
Median daily rate £500 £500 £475
Median daily rate % change year-on-year - +5.26% +5.56%
10th Percentile £315 £340 £325
90th Percentile £694 £650 £638
UK median daily rate £495 £494 £475
% change year-on-year +0.30% +3.89% +5.56%
Number of hourly rates quoted 125 260 317
Median hourly rate £35.00 £45.00 £42.25
Median hourly rate % change year-on-year -22.22% +6.51% +5.63%
10th Percentile £24.10 £18.40 £15.24
90th Percentile £58.40 £68.88 £58.75
Median hourly rate £35.00 £44.00 £41.81
% change year-on-year -20.45% +5.25% +4.51%

JSON
Job Vacancy Trend in England

Job postings citing JSON as a proportion of all IT jobs advertised in England.

Job vacancy trend for JSON in England

JSON
Contractor Daily Rate Trend in England

3-month moving average daily rate quoted in jobs citing JSON in England.

Daily rate trend for JSON in England

JSON
Daily Rate Histogram in England

Daily rate distribution for jobs citing JSON in England over the 6 months to 1 October 2020.

Daily rate histogram for JSON in England

JSON
Contractor Hourly Rate Trend in England

3-month moving average hourly rates quoted in jobs citing JSON in England.

Hourly rate trend for JSON in England

JSON
Hourly Rate Histogram in England

Hourly rate distribution of jobs citing JSON in England over the 6 months to 1 October 2020.

Hourly rate histogram for JSON in England

JSON
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing JSON within the England region over the 6 months to 1 October 2020. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
London -52 224 £500 -4.76% 90
North of England +56 100 £425 -10.53% 56
Midlands +37 81 £432 -9.05% 41
West Midlands +24 62 £432 -13.60% 28
Yorkshire +52 60 £450 -10.00% 19
South West +34 43 £525 +16.67% 22
South East -1 41 £483 +7.22% 34
North West +54 36 £405 -10.00% 34
East Midlands +58 19 £325 -18.75% 13
East of England +54 18 £513 +7.89% 10
North East +18 4 £394 -4.48% 3
JSON
UK

For the 6 months to 1 October 2020, 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 England region with a requirement for JSON.

1 245 (47.30%) Agile Software Development
2 244 (47.10%) Java
3 236 (45.56%) XML
4 217 (41.89%) REST
5 176 (33.98%) Git (software)
6 161 (31.08%) JavaScript
7 150 (28.96%) Web Services
7 150 (28.96%) Jenkins
8 141 (27.22%) SQL
9 132 (25.48%) DevOps
10 129 (24.90%) SOAP
11 125 (24.13%) HTML
12 123 (23.75%) JIRA
13 121 (23.36%) Oracle
14 120 (23.17%) Test Automation
15 114 (22.01%) Azure
16 111 (21.43%) Scrum
17 106 (20.46%) Microservices
18 104 (20.08%) Security Cleared
19 103 (19.88%) CSS
20 102 (19.69%) AWS
21 98 (18.92%) Node.js
21 98 (18.92%) Python
21 98 (18.92%) Finance
22 95 (18.34%) SC Cleared
23 94 (18.15%) Confluence
24 93 (17.95%) Continuous Integration
25 92 (17.76%) RESTful
26 90 (17.37%) Kanban
26 90 (17.37%) TDD

JSON
Co-occurring IT Skills in England 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 94 (18.15%) Confluence
2 69 (13.32%) Mule
3 49 (9.46%) Red Hat Fuse
4 44 (8.49%) WebLogic
5 33 (6.37%) Oracle SOA Suite
6 30 (5.79%) Tomcat
7 28 (5.41%) Cloud Foundry
8 27 (5.21%) JBoss
9 25 (4.83%) Apache
10 21 (4.05%) Oracle Service Bus
11 16 (3.09%) Elasticsearch
12 12 (2.32%) Apache Spark
13 11 (2.12%) WebSphere
14 9 (1.74%) IIS
14 9 (1.74%) nginx
15 8 (1.54%) Apache ServiceMix
15 8 (1.54%) BizTalk Server
15 8 (1.54%) MQSeries
15 8 (1.54%) SharePoint
16 7 (1.35%) Anypoint
Applications
1 18 (3.47%) Microsoft Excel
2 14 (2.70%) Microsoft Office
3 6 (1.16%) Photoshop
4 5 (0.97%) Chatbot
4 5 (0.97%) Figma
4 5 (0.97%) MS Visio
5 4 (0.77%) Adobe Illustrator
5 4 (0.77%) Microsoft PowerPoint
5 4 (0.77%) Sketch
5 4 (0.77%) Zeplin
6 1 (0.19%) Adobe XD
6 1 (0.19%) GIMP
Business Applications
1 13 (2.51%) Dynamics CRM
2 12 (2.32%) SAP FI-CA
3 9 (1.74%) Oracle ERP
4 7 (1.35%) Dynamics AX
4 7 (1.35%) Sparx Enterprise Architect
5 4 (0.77%) Dynamics NAV
5 4 (0.77%) Oracle Applications
6 3 (0.58%) Distributed Ledger
6 3 (0.58%) SAP Hybris
7 2 (0.39%) Maximo
7 2 (0.39%) Oracle BPM
7 2 (0.39%) Siebel CRM
8 1 (0.19%) BusinessWorks
8 1 (0.19%) Oracle EBS
8 1 (0.19%) Payment Gateway
8 1 (0.19%) Remedy ITSM
8 1 (0.19%) SAP ERP
8 1 (0.19%) SAP PSCD
8 1 (0.19%) SAP S/4HANA
Cloud Services
1 114 (22.01%) Azure
2 102 (19.69%) AWS
3 71 (13.71%) GitHub
4 49 (9.46%) Slack
5 43 (8.30%) PaaS
6 33 (6.37%) IaaS
7 30 (5.79%) Power Platform
8 28 (5.41%) SaaS
9 25 (4.83%) Amazon S3
10 22 (4.25%) Apigee
11 20 (3.86%) GCP
12 18 (3.47%) Serverless
13 17 (3.28%) npm
14 16 (3.09%) Amazon CloudWatch
14 16 (3.09%) Logic Apps
15 13 (2.51%) Amazon EC2
16 11 (2.12%) Azure Data Factory
16 11 (2.12%) PowerApps
17 10 (1.93%) AWS Lambda
17 10 (1.93%) Boomi
Communications & Networking
1 52 (10.04%) HTTP
2 21 (4.05%) DNS
3 19 (3.67%) SSL
3 19 (3.67%) TCP/IP
4 13 (2.51%) Reverse Proxy
5 12 (2.32%) Firewall
6 10 (1.93%) F5 BIG-IP GTM
7 8 (1.54%) Internet
8 7 (1.35%) Network Security
9 6 (1.16%) FTP
9 6 (1.16%) LAN
9 6 (1.16%) SSH
9 6 (1.16%) WAN
10 5 (0.97%) Remote Desktop
10 5 (0.97%) Software-Defined Networking
11 3 (0.58%) Cisco ISE
11 3 (0.58%) Ethernet
11 3 (0.58%) F5 BIG-IP LTM
11 3 (0.58%) HTTPS
11 3 (0.58%) NX-OS
Database & Business Intelligence
1 86 (16.60%) SQL Server
2 51 (9.85%) PostgreSQL
3 50 (9.65%) MongoDB
4 42 (8.11%) MySQL
5 40 (7.72%) Relational Database
6 38 (7.34%) Oracle Database
7 29 (5.60%) Hadoop
8 26 (5.02%) NoSQL
8 26 (5.02%) Power BI
9 21 (4.05%) Data Warehouse
10 16 (3.09%) Amazon DynamoDB
11 15 (2.90%) Oracle Reports
12 14 (2.70%) SQL Server Integration Services
13 13 (2.51%) Azure SQL Database
14 12 (2.32%) SQL Server Reporting Services
15 11 (2.12%) Amazon RDS
15 11 (2.12%) Apache Hive
15 11 (2.12%) SQL Server Analysis Services
16 9 (1.74%) Big Data
16 9 (1.74%) Oracle Database 12c
Development Applications
1 176 (33.98%) Git (software)
2 150 (28.96%) Jenkins
3 123 (23.75%) JIRA
4 89 (17.18%) Maven
5 62 (11.97%) JUnit
6 51 (9.85%) Sonatype Nexus
7 50 (9.65%) Selenium
8 44 (8.49%) Cucumber
9 36 (6.95%) Mockito
10 33 (6.37%) CocoaPods
10 33 (6.37%) Xcode
11 32 (6.18%) Android Studio
12 29 (5.60%) SoapUI
13 25 (4.83%) IntelliJ
13 25 (4.83%) Postman
14 19 (3.67%) Toad
15 16 (3.09%) JMeter
15 16 (3.09%) Visual Studio
16 14 (2.70%) Team Foundation Server
17 13 (2.51%) Gradle
General
1 98 (18.92%) Finance
2 75 (14.48%) Public Sector
3 49 (9.46%) Banking
4 42 (8.11%) Manufacturing
5 38 (7.34%) Marketing
6 36 (6.95%) Electronics
7 34 (6.56%) Telecoms
8 15 (2.90%) Retail
9 12 (2.32%) Pharmaceutical
10 6 (1.16%) Retail Banking
11 5 (0.97%) Financial Institution
11 5 (0.97%) Front Office
11 5 (0.97%) Investment Banking
12 3 (0.58%) Back Office
12 3 (0.58%) Police
13 2 (0.39%) Advertising
13 2 (0.39%) Games
13 2 (0.39%) Law
14 1 (0.19%) Automotive
14 1 (0.19%) Private Banking
Job Titles
1 259 (50.00%) Developer
2 72 (13.90%) Architect
3 67 (12.93%) Java Developer
4 39 (7.53%) Senior Developer
5 27 (5.21%) Analyst
6 25 (4.83%) Solutions Architect
7 23 (4.44%) DevOps Engineer
7 23 (4.44%) Senior Java Developer
8 22 (4.25%) Integration Developer
9 19 (3.67%) iOS Developer
10 17 (3.28%) Azure Engineer
10 17 (3.28%) Consultant
10 17 (3.28%) Front End Developer (Client-Side Developer)
10 17 (3.28%) React Developer
11 16 (3.09%) Oracle Developer
11 16 (3.09%) Senior Integration Developer
12 15 (2.90%) Lead Developer
13 13 (2.51%) .NET Developer
13 13 (2.51%) Android Developer
13 13 (2.51%) Data Engineer
Libraries, Frameworks & Software Standards
1 236 (45.56%) XML
2 217 (41.89%) REST
3 150 (28.96%) Web Services
4 129 (24.90%) SOAP
5 125 (24.13%) HTML
6 103 (19.88%) CSS
7 98 (18.92%) Node.js
8 92 (17.76%) RESTful
9 84 (16.22%) Spring
10 74 (14.29%) .NET
10 74 (14.29%) Spring Boot
11 64 (12.36%) React
12 53 (10.23%) XSLT
13 51 (9.85%) Apache Camel
13 51 (9.85%) WireMock
14 50 (9.65%) Middleware
15 47 (9.07%) jQuery
16 44 (8.49%) Swagger
17 38 (7.34%) HTML5
18 30 (5.79%) RabbitMQ
Miscellaneous
1 71 (13.71%) Mobile App
2 55 (10.62%) User Experience
3 24 (4.63%) Analytical Skills
4 15 (2.90%) Enterprise Software
5 12 (2.32%) Management Information System
6 10 (1.93%) Public Cloud
7 8 (1.54%) Data Centre
7 8 (1.54%) Private Cloud
7 8 (1.54%) Virtual Team
8 7 (1.35%) CMDB
8 7 (1.35%) Derivative
8 7 (1.35%) PKI
9 6 (1.16%) Clustering
9 6 (1.16%) Data Structures
9 6 (1.16%) Self-Motivation
9 6 (1.16%) Video on Demand
10 5 (0.97%) Linux Command Line
10 5 (0.97%) Video\Live Streaming
11 4 (0.77%) Cloud Native
11 4 (0.77%) Graphic Design
Operating Systems
1 66 (12.74%) Linux
2 65 (12.55%) Windows
3 61 (11.78%) Android
4 54 (10.42%) Apple iOS
5 43 (8.30%) Unix
6 20 (3.86%) Windows Server
7 19 (3.67%) Windows Server 2012
8 17 (3.28%) Red Hat Enterprise Linux
9 7 (1.35%) Mac OS X
10 6 (1.16%) Ubuntu
11 5 (0.97%) CentOS
11 5 (0.97%) Debian
11 5 (0.97%) Windows Server 2016
12 4 (0.77%) Amazon Linux
12 4 (0.77%) Oracle Linux
13 2 (0.39%) VMS
13 2 (0.39%) Windows Server 2008
14 1 (0.19%) Mac OS
14 1 (0.19%) OpenVMS
14 1 (0.19%) Windows 10
Processes & Methodologies
1 245 (47.30%) Agile Software Development
2 132 (25.48%) DevOps
3 120 (23.17%) Test Automation
4 111 (21.43%) Scrum
5 106 (20.46%) Microservices
6 93 (17.95%) Continuous Integration
7 90 (17.37%) Kanban
7 90 (17.37%) TDD
8 76 (14.67%) Business Intelligence
9 69 (13.32%) SOA
10 63 (12.16%) Continuous Delivery
11 58 (11.20%) Analytics
12 47 (9.07%) Unit Testing
13 40 (7.72%) Android Development
13 40 (7.72%) MVC
13 40 (7.72%) Pair Programming
14 37 (7.14%) BDD
15 35 (6.76%) iOS Development
16 34 (6.56%) Problem-Solving
17 32 (6.18%) Programme Management
Programming Languages
1 244 (47.10%) Java
2 161 (31.08%) JavaScript
3 141 (27.22%) SQL
4 98 (18.92%) Python
5 64 (12.36%) C#
6 53 (10.23%) PL/SQL
7 48 (9.27%) PowerShell
8 42 (8.11%) Kotlin
9 41 (7.92%) Apple Swift
10 38 (7.34%) Java 8
11 31 (5.98%) T-SQL
12 29 (5.60%) XPath
13 27 (5.21%) Bash Shell
14 26 (5.02%) Scala
15 17 (3.28%) ES6
15 17 (3.28%) VB.NET
16 15 (2.90%) Shell Script
17 14 (2.70%) C++
17 14 (2.70%) Ruby
17 14 (2.70%) VBA
Qualifications
1 104 (20.08%) Security Cleared
2 95 (18.34%) SC Cleared
3 21 (4.05%) Degree
4 17 (3.28%) ISTQB
5 16 (3.09%) ISTQB Foundation Certification
6 12 (2.32%) ISEB
7 9 (1.74%) TOGAF Certification
8 6 (1.16%) DV Cleared
9 4 (0.77%) AWS Certification
9 4 (0.77%) Computer Science Degree
10 3 (0.58%) BPSS Clearance
11 2 (0.39%) CCNP
11 2 (0.39%) Cisco Certification
12 1 (0.19%) CCDP
12 1 (0.19%) CCIE
12 1 (0.19%) CCNA
12 1 (0.19%) DBS Check
12 1 (0.19%) MCSA
12 1 (0.19%) Microsoft Certification
12 1 (0.19%) SANS
Quality Assurance & Compliance
1 35 (6.76%) QA
2 5 (0.97%) WCAG
3 4 (0.77%) GDPR
3 4 (0.77%) PMO
4 3 (0.58%) HL7
5 2 (0.39%) Data Quality
5 2 (0.39%) ISO 20022
5 2 (0.39%) OASIS TOSCA
6 1 (0.19%) HIPAA
6 1 (0.19%) ISO/IEC 27001
6 1 (0.19%) NIST
6 1 (0.19%) NIST 800
6 1 (0.19%) PSD2
6 1 (0.19%) SEPA
6 1 (0.19%) TARGET2
System Software
1 54 (10.42%) Docker
2 15 (2.90%) Active Directory
3 11 (2.12%) HDFS
4 10 (1.93%) VMware Infrastructure
5 7 (1.35%) VMware ESXi
6 6 (1.16%) NFS
7 5 (0.97%) GeoWebCache
7 5 (0.97%) Hyper-V
7 5 (0.97%) VMware Workstation
8 3 (0.58%) VMware NSX
9 2 (0.39%) KVM
9 2 (0.39%) LXC
10 1 (0.19%) NDS
10 1 (0.19%) NetIQ eDirectory
10 1 (0.19%) Virtual Machines
10 1 (0.19%) vSphere
Systems Management
1 39 (7.53%) Kubernetes
2 29 (5.60%) Ansible
3 21 (4.05%) Terraform
4 12 (2.32%) Kibana
5 11 (2.12%) Rancher
6 10 (1.93%) Grafana
7 8 (1.54%) Single Sign-On
8 6 (1.16%) Puppet
9 5 (0.97%) PingFederate
9 5 (0.97%) Salt
10 4 (0.77%) HP Quality Center
10 4 (0.77%) Oracle ZFS
10 4 (0.77%) Prometheus
11 3 (0.58%) FortiGate
11 3 (0.58%) Forum Sentry
11 3 (0.58%) SCCM
12 2 (0.39%) Cisco CUCM
12 2 (0.39%) Data Guard
12 2 (0.39%) Docker Swarm
12 2 (0.39%) Juju
Vendors
1 121 (23.36%) Oracle
2 74 (14.29%) Microsoft
3 54 (10.42%) SAP
4 51 (9.85%) Splunk
5 45 (8.69%) AppDynamics
6 32 (6.18%) MuleSoft
7 29 (5.60%) Red Hat
8 27 (5.21%) F5
8 27 (5.21%) Talend
9 24 (4.63%) Google
9 24 (4.63%) WSO2
10 23 (4.44%) webMethods
11 18 (3.47%) Axway
12 15 (2.90%) Blue Coat
13 14 (2.70%) Databricks
14 13 (2.51%) Adobe
14 13 (2.51%) Tableau
15 12 (2.32%) Dell
15 12 (2.32%) Informatica
16 11 (2.12%) VMware