JSON Contract Job Trends in England

JSON
UK > England

The table below provides summary statistics and contractor rates for jobs advertised in England requiring JSON skills. It covers contract job vacancies from the 6 months leading up to 13 October 2025, with comparisons to the same periods in the previous two years.

6 months to
13 Oct 2025
Same period 2024 Same period 2023
Rank 221 268 202
Rank change year-on-year +47 -66 -18
Contract jobs citing JSON 343 288 484
As % of all contract jobs in England 1.23% 0.90% 1.19%
As % of the Libraries, Frameworks & Software Standards category 5.42% 4.06% 5.37%
Number of daily rates quoted 234 190 354
10th Percentile £357 £375 £381
25th Percentile £413 £463 £458
Median daily rate (50th Percentile) £500 £540 £540
Median % change year-on-year -7.41% - -1.82%
75th Percentile £594 £615 £600
90th Percentile £685 £675 £700
UK median daily rate £500 £540 £534
% change year-on-year -7.41% +1.17% -2.95%
Number of hourly rates quoted 6 2 16
10th Percentile - £43.50 £56.25
25th Percentile £31.25 £48.75 £66.81
Median hourly rate £37.50 £60.00 £70.00
Median % change year-on-year -37.50% -14.29% -6.67%
75th Percentile £43.75 £73.75 £75.94
90th Percentile £76.88 £80.50 £80.00
UK median hourly rate £37.50 £60.00 £70.00
% change year-on-year -37.50% -14.29% -6.67%

All Software Libraries and Frameworks
England

JSON falls under the Software Libraries and Frameworks category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring technical specification, industry standards, software libraries and framework skills in England.

Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 6,328 7,090 9,010
As % of all contract IT jobs advertised in England 22.67% 22.17% 22.09%
Number of daily rates quoted 4,256 4,526 6,644
10th Percentile £350 £355 £375
25th Percentile £413 £431 £456
Median daily rate (50th Percentile) £510 £550 £550
Median % change year-on-year -7.27% - -4.35%
75th Percentile £638 £663 £675
90th Percentile £738 £800 £775
UK median daily rate £505 £543 £550
% change year-on-year -6.96% -1.32% -4.35%
Number of hourly rates quoted 170 158 192
10th Percentile £31.25 £27.53 £41.25
25th Percentile £41.82 £43.00 £46.23
Median hourly rate £54.35 £65.00 £57.50
Median % change year-on-year -16.38% +13.04% -11.54%
75th Percentile £65.00 £70.00 £70.00
90th Percentile £72.30 £73.83 £78.00
UK median hourly rate £51.44 £65.00 £57.50
% change year-on-year -20.86% +13.04% -11.54%

JSON
Job Vacancy Trend in England

Historical trend showing the proportion of contract IT job postings citing JSON relative to all contract IT jobs advertised in England.

JSON job vacancy trend in England

JSON
Daily Rate Trend in England

Contractor daily rate distribution trend for jobs in England citing JSON.

Contractor daily rate distribution trend for jobs in England citing JSON

JSON
Daily Rate Histogram in England

Daily rate distribution for jobs citing JSON in England over the 6 months to 13 October 2025.

Daily rate histogram for JSON in England

JSON
Hourly Rate Trend in England

Contractor hourly rate distribution trend for jobs in England citing JSON.

Contractor hourly rate distribution trend for jobs in England citing JSON

JSON
Hourly Rate Histogram in England

Hourly rate distribution of jobs citing JSON in England over the 6 months to 13 October 2025.

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 13 October 2025. 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
Jobs
London +48 187 £535 -2.73% 75
North of England -4 63 £447 -19.57% 27
North West +11 36 £447 +9.02% 19
South East +12 31 £488 -8.88% 57
Yorkshire -21 26 £486 -14.24% 5
Midlands -21 21 £488 -2.50% 22
West Midlands -23 17 £531 -5.39% 13
East of England -4 15 £463 -15.91% 7
South West +12 8 £400 -4.76% 6
East Midlands -8 4 £360 -10.00% 9
North East -5 1 £200 -63.64% 3
JSON
UK

JSON
Co-Occurring Skills & Capabilities in England by Category

The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category:

Application Platforms
1 33 (9.62%) Confluence
2 11 (3.21%) Apache
3 7 (2.04%) Appian
3 7 (2.04%) SharePoint
3 7 (2.04%) WebLogic
4 6 (1.75%) nginx
5 5 (1.46%) JBoss
5 5 (1.46%) Tomcat
6 4 (1.17%) CICS
6 4 (1.17%) MQSeries
6 4 (1.17%) Mule
6 4 (1.17%) OpenStack
7 3 (0.87%) Anypoint
7 3 (0.87%) Apache Spark
7 3 (0.87%) Mule ESB
8 2 (0.58%) Jupyter
8 2 (0.58%) Microsoft Exchange
8 2 (0.58%) Moodle
8 2 (0.58%) Oracle SOA Suite
8 2 (0.58%) WebSphere
Applications
1 10 (2.92%) Microsoft Excel
2 2 (0.58%) Chatbot
3 1 (0.29%) MadCap Flare
3 1 (0.29%) Microsoft Office
3 1 (0.29%) Microsoft PowerPoint
3 1 (0.29%) Trello
Business Applications
1 13 (3.79%) Remedy ITSM
2 5 (1.46%) Oracle ERP
3 4 (1.17%) Endur
4 2 (0.58%) Dynamics CRM
4 2 (0.58%) Maximo
4 2 (0.58%) SAP S/4HANA
5 1 (0.29%) Aladdin
5 1 (0.29%) Exchequer
5 1 (0.29%) NetSuite
5 1 (0.29%) Oracle BPM
5 1 (0.29%) SAP MDG
5 1 (0.29%) SAP MRS
5 1 (0.29%) SAP PM
Cloud Services
1 111 (32.36%) Azure
2 73 (21.28%) AWS
3 32 (9.33%) GitHub
3 32 (9.33%) Power Platform
4 31 (9.04%) Azure DevOps
5 27 (7.87%) GCP
6 23 (6.71%) Serverless
7 20 (5.83%) Azure AKS
8 18 (5.25%) Azure Logic Apps
8 18 (5.25%) SaaS
9 17 (4.96%) Power Automate
10 16 (4.66%) Entra ID
10 16 (4.66%) Microsoft 365
10 16 (4.66%) PowerApps
11 15 (4.37%) Amazon EKS
12 13 (3.79%) AWS CloudFormation
13 11 (3.21%) AWS Lambda
13 11 (3.21%) Google Kubernetes Engine
13 11 (3.21%) Nutanix
13 11 (3.21%) OpenShift
Communications & Networking
1 21 (6.12%) HTTPS
1 21 (6.12%) SSL
2 13 (3.79%) Firewall
2 13 (3.79%) HTTP
3 8 (2.33%) NFC
3 8 (2.33%) PPP
4 6 (1.75%) VPN
5 5 (1.46%) DNS
6 4 (1.17%) BGP
7 3 (0.87%) LAN
7 3 (0.87%) MPLS
7 3 (0.87%) SMS
8 2 (0.58%) DHCP
8 2 (0.58%) Ethernet VPN
8 2 (0.58%) Internet
8 2 (0.58%) SSH
9 1 (0.29%) Radio Access Network
9 1 (0.29%) TCP/IP
9 1 (0.29%) VLAN
9 1 (0.29%) WireGuard
Database & Business Intelligence
1 25 (7.29%) SQL Server
2 22 (6.41%) Relational Database
3 20 (5.83%) PostgreSQL
3 20 (5.83%) Power BI
4 16 (4.66%) MongoDB
5 8 (2.33%) Elasticsearch
5 8 (2.33%) Oracle Database
6 7 (2.04%) Big Data
6 7 (2.04%) MySQL
7 6 (1.75%) Apache Cassandra
7 6 (1.75%) DB2
8 5 (1.46%) Data Lake
8 5 (1.46%) Data Warehouse
8 5 (1.46%) HPCC
8 5 (1.46%) NoSQL
9 4 (1.17%) Azure SQL Database
9 4 (1.17%) Delta Lake
9 4 (1.17%) RDBMS
9 4 (1.17%) Redis
9 4 (1.17%) SQL Server Integration Services
Development Applications
1 73 (21.28%) Git
2 50 (14.58%) JIRA
3 35 (10.20%) Selenium
4 31 (9.04%) Jenkins
5 27 (7.87%) GitLab
5 27 (7.87%) Postman
6 26 (7.58%) JUnit
7 20 (5.83%) Cucumber
8 18 (5.25%) SonarQube
9 14 (4.08%) Eclipse
9 14 (4.08%) Gradle
9 14 (4.08%) Maven
10 12 (3.50%) Cypress.io
11 9 (2.62%) Bitbucket
12 8 (2.33%) Robot Framework
12 8 (2.33%) Valgrind
13 6 (1.75%) Grunt
13 6 (1.75%) gulp
13 6 (1.75%) JMeter
14 5 (1.46%) Sonatype Nexus
General
1 95 (27.70%) Social Skills
2 59 (17.20%) Finance
3 46 (13.41%) Analytical Skills
4 43 (12.54%) Public Sector
5 29 (8.45%) Banking
6 11 (3.21%) Telecoms
7 8 (2.33%) Documentation Skills
8 6 (1.75%) Investment Banking
9 5 (1.46%) Automotive
9 5 (1.46%) Back Office
9 5 (1.46%) Digital Healthcare
9 5 (1.46%) Marketing
9 5 (1.46%) Retail Banking
10 4 (1.17%) Corporate Banking
10 4 (1.17%) Influencing Skills
10 4 (1.17%) Retail
11 3 (0.87%) Financial Institution
11 3 (0.87%) Manufacturing
11 3 (0.87%) Military
11 3 (0.87%) Presentation Skills
Job Titles
1 140 (40.82%) Developer
2 50 (14.58%) Senior
3 35 (10.20%) Architect
4 26 (7.58%) Software Engineer
5 24 (7.00%) Senior Developer
6 23 (6.71%) Analyst
6 23 (6.71%) Java Developer
7 15 (4.37%) Business Analyst
8 12 (3.50%) Lead
9 10 (2.92%) Development Engineer
9 10 (2.92%) DevOps Engineer
9 10 (2.92%) Full-Stack Developer
9 10 (2.92%) Senior Java Developer
9 10 (2.92%) ServiceNow Architect
10 9 (2.62%) Data Engineer
10 9 (2.62%) Linux Engineer
10 9 (2.62%) Senior Software Engineer
10 9 (2.62%) Software Development Engineer
10 9 (2.62%) UI Developer
10 9 (2.62%) webMethods Developer
Libraries, Frameworks & Software Standards
1 162 (47.23%) XML
2 140 (40.82%) REST
3 93 (27.11%) HTML
4 71 (20.70%) SOAP
5 56 (16.33%) RESTful
6 47 (13.70%) Web Services
7 44 (12.83%) React
8 42 (12.24%) CSS
8 42 (12.24%) OAuth
9 37 (10.79%) Spring
10 35 (10.20%) AngularJS
11 31 (9.04%) jQuery
12 27 (7.87%) HTML5
13 26 (7.58%) Spring Boot
14 21 (6.12%) OAuth2
15 20 (5.83%) JDBC
15 20 (5.83%) SAML
16 18 (5.25%) Kafka
17 17 (4.96%) YAML
18 16 (4.66%) RabbitMQ
Miscellaneous
1 20 (5.83%) Cloud Native
2 19 (5.54%) Mobile App
2 19 (5.54%) Product Ownership
3 15 (4.37%) Distributed Systems
4 11 (3.21%) Onboarding
5 9 (2.62%) Analytical Mindset
5 9 (2.62%) Low-Code
5 9 (2.62%) Replication
6 8 (2.33%) Data Structures
6 8 (2.33%) Smartcard
7 7 (2.04%) Data Protection Act
7 7 (2.04%) Hybrid Cloud
8 6 (1.75%) Legacy Systems
9 5 (1.46%) Foreign Exchange (FX)
10 4 (1.17%) Algorithms
10 4 (1.17%) Grid Computing
10 4 (1.17%) Linux Command Line
10 4 (1.17%) Private Cloud
10 4 (1.17%) Reference Data
10 4 (1.17%) Virtual Team
Operating Systems
1 46 (13.41%) Linux
2 21 (6.12%) Unix
3 12 (3.50%) Windows
4 9 (2.62%) Ubuntu
5 8 (2.33%) Apple iOS
6 7 (2.04%) Red Hat Enterprise Linux
7 6 (1.75%) Android
8 2 (0.58%) CentOS
8 2 (0.58%) Mac OS
8 2 (0.58%) Windows Server
8 2 (0.58%) zOS
9 1 (0.29%) AIX
9 1 (0.29%) Alpine Linux
9 1 (0.29%) tvOS
Processes & Methodologies
1 146 (42.57%) Agile
1 146 (42.57%) DevOps
2 117 (34.11%) CI/CD
3 69 (20.12%) Problem-Solving
4 62 (18.08%) Microservices
5 60 (17.49%) Test Automation
6 56 (16.33%) Scrum
7 46 (13.41%) Software Engineering
8 34 (9.91%) Containerisation
8 34 (9.91%) Deployment Automation
9 32 (9.33%) Infrastructure as Code
10 28 (8.16%) ETL
10 28 (8.16%) Full-Stack Development
11 27 (7.87%) Integration Patterns
11 27 (7.87%) Stakeholder Management
12 26 (7.58%) API Development
12 26 (7.58%) Data Modelling
12 26 (7.58%) Validation
13 25 (7.29%) TDD
14 24 (7.00%) Migration
Programming Languages
1 104 (30.32%) Java
2 101 (29.45%) JavaScript
3 96 (27.99%) SQL
4 86 (25.07%) Python
5 33 (9.62%) C#
6 28 (8.16%) PowerShell
7 19 (5.54%) C++
8 14 (4.08%) TypeScript
9 10 (2.92%) PL/SQL
10 9 (2.62%) Bash
10 9 (2.62%) C
10 9 (2.62%) Scala
11 8 (2.33%) Shell Script
12 7 (2.04%) T-SQL
13 6 (1.75%) VBA
14 5 (1.46%) Kotlin
14 5 (1.46%) Swift
15 4 (1.17%) Apex Code
15 4 (1.17%) Objective-C
16 3 (0.87%) Korn
Qualifications
1 78 (22.74%) Security Cleared
2 63 (18.37%) SC Cleared
3 28 (8.16%) Degree
4 15 (4.37%) Computer Science Degree
5 14 (4.08%) BPSS Clearance
6 7 (2.04%) Microsoft Certification
7 6 (1.75%) Azure Certification
7 6 (1.75%) DV Cleared
8 3 (0.87%) CEH
8 3 (0.87%) GIAC
8 3 (0.87%) GWAPT
8 3 (0.87%) ISTQB
8 3 (0.87%) ISTQB Foundation Certification
9 2 (0.58%) CISSP
9 2 (0.58%) CompTIA CySA+
9 2 (0.58%) GCIH
9 2 (0.58%) Master's Degree
10 1 (0.29%) AWS Certification
10 1 (0.29%) Cisco Certification
10 1 (0.29%) Numerate Degree
Quality Assurance & Compliance
1 23 (6.71%) Accessibility
2 21 (6.12%) QA
3 9 (2.62%) Data Quality
4 7 (2.04%) WCAG
5 5 (1.46%) GDPR
6 3 (0.87%) HL7
6 3 (0.87%) SEPA
7 2 (0.58%) California Consumer Privacy Act
7 2 (0.58%) DICOM
7 2 (0.58%) EMIR
7 2 (0.58%) MiFID
7 2 (0.58%) NIST
8 1 (0.29%) 21 CFR Part 11
8 1 (0.29%) GxP
8 1 (0.29%) HMG Security Policy Framework
8 1 (0.29%) ISO 15022
8 1 (0.29%) ISO 20022
8 1 (0.29%) ISO 22301
8 1 (0.29%) ISO/IEC 20000
8 1 (0.29%) ISO/IEC 27001
System Software
1 57 (16.62%) Docker
2 14 (4.08%) Active Directory
3 2 (0.58%) Virtual Machines
4 1 (0.29%) iptables
4 1 (0.29%) KVM
4 1 (0.29%) Squid
4 1 (0.29%) VMware Infrastructure
Systems Management
1 43 (12.54%) Kubernetes
2 24 (7.00%) Ansible
3 22 (6.41%) Single Sign-On
3 22 (6.41%) Terraform
4 12 (3.50%) Kibana
5 9 (2.62%) Puppet
6 7 (2.04%) Grafana
6 7 (2.04%) logstash
7 5 (1.46%) ITRS Geneos
7 5 (1.46%) Podman
7 5 (1.46%) Progress Chef
8 4 (1.17%) Control-M
8 4 (1.17%) Prometheus
8 4 (1.17%) vCenter Server
9 2 (0.58%) Active Directory Federation Services
9 2 (0.58%) CA Endevor
10 1 (0.29%) CloudHub
10 1 (0.29%) HP Operations Orchestration
10 1 (0.29%) Jamf Pro
Vendors
1 52 (15.16%) Microsoft
2 44 (12.83%) Oracle
3 30 (8.75%) ServiceNow
4 21 (6.12%) SAP
5 16 (4.66%) IBM
6 15 (4.37%) webMethods
7 14 (4.08%) HP
8 13 (3.79%) BMC
8 13 (3.79%) Ivanti
8 13 (3.79%) Remedy
9 12 (3.50%) Salesforce
9 12 (3.50%) Splunk
10 11 (3.21%) Cisco
10 11 (3.21%) Dynatrace
11 9 (2.62%) TIBCO
11 9 (2.62%) Workday
12 8 (2.33%) Axway
12 8 (2.33%) Databricks
12 8 (2.33%) Red Hat
13 7 (2.04%) Alibaba