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 16 December 2025, with comparisons to the same periods in the previous two years.

6 months to
16 Dec 2025
Same period 2024 Same period 2023
Rank 203 271 209
Rank change year-on-year +68 -62 -4
Contract jobs citing JSON 440 256 442
As % of all contract jobs in England 1.40% 0.88% 1.18%
As % of the Libraries, Frameworks & Software Standards category 6.29% 4.04% 5.40%
Number of daily rates quoted 310 175 342
10th Percentile £358 £400 £380
25th Percentile £413 £454 £463
Median daily rate (50th Percentile) £514 £525 £533
Median % change year-on-year -2.10% -1.50% -3.09%
75th Percentile £638 £600 £600
90th Percentile £784 £675 £686
UK median daily rate £500 £525 £533
% change year-on-year -4.76% -1.50% -1.07%
Number of hourly rates quoted 11 1 11
10th Percentile - - £48.75
25th Percentile £31.25 £91.25 £62.25
Median hourly rate £47.50 £92.50 £70.00
Median % change year-on-year -48.65% +32.14% +6.49%
75th Percentile £48.75 £93.75 £78.75
90th Percentile £70.00 - £81.25
UK median hourly rate £42.50 £92.50 £70.00
% change year-on-year -54.05% +32.14% +33.33%

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 6,997 6,338 8,186
As % of all contract IT jobs advertised in England 22.33% 21.83% 21.88%
Number of daily rates quoted 4,682 4,059 5,962
10th Percentile £350 £357 £375
25th Percentile £413 £438 £450
Median daily rate (50th Percentile) £513 £550 £550
Median % change year-on-year -6.82% - -4.68%
75th Percentile £630 £666 £675
90th Percentile £731 £800 £770
UK median daily rate £503 £550 £550
% change year-on-year -8.64% - -4.35%
Number of hourly rates quoted 189 85 167
10th Percentile £31.25 £26.25 £33.80
25th Percentile £43.75 £43.50 £46.18
Median hourly rate £61.00 £62.50 £52.50
Median % change year-on-year -2.40% +19.05% -19.23%
75th Percentile £67.00 £65.75 £70.00
90th Percentile £77.50 £74.00 £78.00
UK median hourly rate £61.00 £62.50 £54.50
% change year-on-year -2.40% +14.68% -16.15%

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 16 December 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 16 December 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 16 December 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 +69 240 £545 -0.94% 50
North of England 0 76 £425 -20.93% 63
North West +4 51 £410 -5.80% 36
South East -15 33 £475 -9.52% 81
Midlands -30 30 £488 -2.50% 46
West Midlands -23 27 £525 -6.50% 25
Yorkshire -37 25 £473 -16.65% 20
East of England -12 17 £475 +58.33% 42
South West -4 11 £413 +0.61% 34
East Midlands -15 3 £450 - 18
South Coast - 1 £625 -
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 30 (6.82%) Confluence
2 13 (2.95%) Apache
3 11 (2.50%) WebLogic
4 9 (2.05%) JBoss
4 9 (2.05%) SharePoint
5 7 (1.59%) Appian
6 6 (1.36%) Anypoint
6 6 (1.36%) Mule
6 6 (1.36%) nginx
7 5 (1.14%) OpenStack
8 4 (0.91%) BizTalk Server
8 4 (0.91%) Mule ESB
8 4 (0.91%) Tomcat
9 2 (0.45%) IIS
9 2 (0.45%) Microsoft Exchange
9 2 (0.45%) Moodle
9 2 (0.45%) Oracle SOA Suite
10 1 (0.23%) Apache Airflow
10 1 (0.23%) Apache Spark
10 1 (0.23%) Mendix
Applications
1 15 (3.41%) Microsoft Excel
2 2 (0.45%) Chatbot
3 1 (0.23%) Trello
Business Applications
1 13 (2.95%) Oracle ERP
1 13 (2.95%) Remedy ITSM
2 10 (2.27%) Dynamics CRM
3 6 (1.36%) Maximo
4 4 (0.91%) Endur
5 2 (0.45%) NetSuite
5 2 (0.45%) Payment Gateway
5 2 (0.45%) SAP S/4HANA
5 2 (0.45%) Sparx Enterprise Architect
6 1 (0.23%) Actimize
6 1 (0.23%) Aladdin
6 1 (0.23%) Cerner Millennium
6 1 (0.23%) Exchequer
6 1 (0.23%) Oracle BPM
6 1 (0.23%) Salesforce CRM
6 1 (0.23%) SAP MDG
6 1 (0.23%) SAP MRS
6 1 (0.23%) SAP PM
Cloud Services
1 132 (30.00%) Azure
2 86 (19.55%) AWS
3 43 (9.77%) GitHub
4 38 (8.64%) Azure DevOps
5 35 (7.95%) Power Platform
6 34 (7.73%) IaaS
7 31 (7.05%) GCP
8 30 (6.82%) Azure Logic Apps
8 30 (6.82%) Serverless
9 24 (5.45%) GitHub Actions
10 22 (5.00%) Power Automate
11 21 (4.77%) OCI
12 20 (4.55%) SaaS
13 19 (4.32%) PaaS
13 19 (4.32%) PowerApps
14 18 (4.09%) Dynamics 365
15 16 (3.64%) Azure AKS
16 15 (3.41%) AWS Lambda
16 15 (3.41%) Azure Monitor
16 15 (3.41%) Entra ID
Communications & Networking
1 30 (6.82%) HTTP
2 29 (6.59%) HTTPS
3 21 (4.77%) SSL
4 20 (4.55%) Firewall
5 9 (2.05%) VPN
6 5 (1.14%) DNS
6 5 (1.14%) NFC
6 5 (1.14%) PPP
7 4 (0.91%) BGP
8 3 (0.68%) Kerberos
8 3 (0.68%) MPLS
8 3 (0.68%) TCP/IP
9 2 (0.45%) 5G
9 2 (0.45%) F5 BIG-IP GTM
9 2 (0.45%) F5 BIG-IP LTM
9 2 (0.45%) SMS
10 1 (0.23%) IPsec
10 1 (0.23%) Network Security
10 1 (0.23%) Radio Access Network
10 1 (0.23%) VRRP
Database & Business Intelligence
1 33 (7.50%) Relational Database
2 26 (5.91%) MongoDB
3 24 (5.45%) PostgreSQL
4 22 (5.00%) Power BI
4 22 (5.00%) SQL Server
5 15 (3.41%) RDBMS
6 11 (2.50%) NoSQL
7 9 (2.05%) Data Lake
7 9 (2.05%) Elasticsearch
7 9 (2.05%) Metadata
7 9 (2.05%) SQL Server Integration Services
8 7 (1.59%) Azure SQL Database
8 7 (1.59%) Big Data
8 7 (1.59%) MySQL
8 7 (1.59%) Oracle Database
9 6 (1.36%) Apache Cassandra
9 6 (1.36%) Oracle Reports
9 6 (1.36%) Parquet
10 5 (1.14%) Amazon RDS
11 4 (0.91%) Delta Lake
Development Applications
1 79 (17.95%) Git
2 55 (12.50%) Postman
3 52 (11.82%) JIRA
4 42 (9.55%) Selenium
5 40 (9.09%) Jenkins
6 35 (7.95%) JUnit
7 30 (6.82%) GitLab
8 28 (6.36%) Cucumber
9 19 (4.32%) SonarQube
10 18 (4.09%) Maven
11 15 (3.41%) Cypress.io
12 14 (3.18%) Eclipse
12 14 (3.18%) Gradle
13 13 (2.95%) Bitbucket
14 11 (2.50%) IntelliJ
15 8 (1.82%) Robot Framework
16 7 (1.59%) Mockito
16 7 (1.59%) SpecFlow
17 6 (1.36%) Artifactory
17 6 (1.36%) SoapUI
General
1 112 (25.45%) Social Skills
2 74 (16.82%) Analytical Skills
3 71 (16.14%) Finance
4 63 (14.32%) Public Sector
5 31 (7.05%) Banking
6 12 (2.73%) Marketing
6 12 (2.73%) Telecoms
7 11 (2.50%) Documentation Skills
8 8 (1.82%) Influencing Skills
9 5 (1.14%) Back Office
9 5 (1.14%) Digital Healthcare
9 5 (1.14%) Military
10 4 (0.91%) Automotive
10 4 (0.91%) Billing
10 4 (0.91%) Investment Banking
10 4 (0.91%) Manufacturing
11 3 (0.68%) Corporate Banking
11 3 (0.68%) Financial Institution
11 3 (0.68%) Inclusion and Diversity
11 3 (0.68%) Retail
Job Titles
1 168 (38.18%) Developer
2 62 (14.09%) Architect
3 51 (11.59%) Senior
4 31 (7.05%) Java Developer
5 27 (6.14%) Software Engineer
6 24 (5.45%) Senior Developer
7 23 (5.23%) Analyst
8 15 (3.41%) Consultant
9 14 (3.18%) Integration Specialist
10 13 (2.95%) Data Engineer
10 13 (2.95%) DevOps Engineer
10 13 (2.95%) webMethods Developer
11 12 (2.73%) Dynamics 365 Developer
11 12 (2.73%) Lead
12 11 (2.50%) Business Analyst
12 11 (2.50%) Cloud Specialist
12 11 (2.50%) Integration Developer
12 11 (2.50%) Oracle Specialist
13 10 (2.27%) Integration Engineer
13 10 (2.27%) Solutions Architect
Libraries, Frameworks & Software Standards
1 210 (47.73%) REST
2 200 (45.45%) XML
3 99 (22.50%) SOAP
4 93 (21.14%) HTML
5 62 (14.09%) RESTful
6 60 (13.64%) OAuth
7 45 (10.23%) Spring
7 45 (10.23%) Web Services
8 43 (9.77%) CSS
9 42 (9.55%) React
10 38 (8.64%) AngularJS
11 34 (7.73%) Spring Boot
12 32 (7.27%) HTML5
13 29 (6.59%) OAuth2
14 26 (5.91%) jQuery
15 23 (5.23%) Swagger
16 21 (4.77%) .NET
16 21 (4.77%) Kafka
16 21 (4.77%) XSLT
17 20 (4.55%) JDBC
Miscellaneous
1 27 (6.14%) PKI
2 26 (5.91%) Self-Motivation
3 18 (4.09%) Cloud Native
4 17 (3.86%) Data Structures
4 17 (3.86%) Product Ownership
5 16 (3.64%) Mobile App
6 12 (2.73%) Distributed Systems
7 11 (2.50%) Low-Code
8 10 (2.27%) Analytical Mindset
8 10 (2.27%) Hybrid Cloud
8 10 (2.27%) Onboarding
9 9 (2.05%) Data Protection Act
9 9 (2.05%) Legacy Systems
9 9 (2.05%) Public Cloud
10 6 (1.36%) Algorithms
11 5 (1.14%) Management Information System
11 5 (1.14%) Private Cloud
11 5 (1.14%) Smartcard
12 4 (0.91%) Grid Computing
12 4 (0.91%) Replication
Operating Systems
1 45 (10.23%) Linux
2 16 (3.64%) Unix
3 11 (2.50%) Apple iOS
4 10 (2.27%) Android
5 9 (2.05%) Windows
6 7 (1.59%) Ubuntu
7 4 (0.91%) Red Hat Enterprise Linux
8 2 (0.45%) Mac OS
8 2 (0.45%) Windows Server
9 1 (0.23%) Alpine Linux
9 1 (0.23%) tvOS
9 1 (0.23%) zOS
Processes & Methodologies
1 188 (42.73%) Agile
2 185 (42.05%) DevOps
3 141 (32.05%) CI/CD
4 85 (19.32%) Problem-Solving
5 82 (18.64%) Microservices
6 60 (13.64%) Scrum
7 59 (13.41%) Test Automation
8 53 (12.05%) Software Engineering
9 50 (11.36%) Validation
10 47 (10.68%) Containerisation
11 43 (9.77%) Deployment Automation
12 39 (8.86%) Integration Patterns
13 36 (8.18%) Migration
14 35 (7.95%) Computer Science
14 35 (7.95%) Configuration Management
15 34 (7.73%) Data Modelling
15 34 (7.73%) Infrastructure as Code
16 33 (7.50%) ERP
17 31 (7.05%) API Integration
17 31 (7.05%) Unit Testing
Programming Languages
1 114 (25.91%) Java
2 106 (24.09%) JavaScript
2 106 (24.09%) SQL
3 85 (19.32%) Python
4 62 (14.09%) PowerShell
5 49 (11.14%) C#
6 22 (5.00%) TypeScript
7 13 (2.95%) T-SQL
8 12 (2.73%) C++
9 11 (2.50%) Scala
10 10 (2.27%) PL/SQL
11 8 (1.82%) Kotlin
12 7 (1.59%) XPath
13 6 (1.36%) Groovy
13 6 (1.36%) Shell Script
13 6 (1.36%) Swift
13 6 (1.36%) VBA
14 5 (1.14%) Bash
14 5 (1.14%) Objective-C
15 4 (0.91%) C
Qualifications
1 140 (31.82%) Security Cleared
2 109 (24.77%) SC Cleared
3 43 (9.77%) Degree
4 30 (6.82%) Computer Science Degree
5 17 (3.86%) BPSS Clearance
6 10 (2.27%) DV Cleared
7 8 (1.82%) Azure Certification
7 8 (1.82%) Microsoft Certification
8 5 (1.14%) ISTQB
9 4 (0.91%) CTC Cleared
9 4 (0.91%) ISTQB Foundation Certification
10 3 (0.68%) CCNP
10 3 (0.68%) CEH
10 3 (0.68%) Cisco Certification
10 3 (0.68%) GIAC
10 3 (0.68%) GWAPT
10 3 (0.68%) OCP
10 3 (0.68%) Oracle Certification
11 2 (0.45%) CCNA
11 2 (0.45%) GCIH
Quality Assurance & Compliance
1 27 (6.14%) Accessibility
2 22 (5.00%) QA
3 10 (2.27%) Data Quality
4 9 (2.05%) WCAG
5 3 (0.68%) GDPR
5 3 (0.68%) NIST
5 3 (0.68%) PSD2
6 2 (0.45%) California Consumer Privacy Act
6 2 (0.45%) HL7
6 2 (0.45%) ISO 20022
6 2 (0.45%) PCI DSS
7 1 (0.23%) 21 CFR Part 11
7 1 (0.23%) GxP
7 1 (0.23%) HMG Security Policy Framework
7 1 (0.23%) ISO 15022
7 1 (0.23%) ISO 22301
7 1 (0.23%) ISO 8583
7 1 (0.23%) ISO/IEC 20000
7 1 (0.23%) ISO/IEC 27001
7 1 (0.23%) MiFID
System Software
1 72 (16.36%) Docker
2 12 (2.73%) Active Directory
3 2 (0.45%) HDFS
4 1 (0.23%) KVM
4 1 (0.23%) Squid
4 1 (0.23%) Virtual Machines
4 1 (0.23%) VMware Infrastructure
Systems Management
1 45 (10.23%) Kubernetes
2 25 (5.68%) Terraform
3 22 (5.00%) Ansible
4 17 (3.86%) Single Sign-On
5 15 (3.41%) Kibana
6 14 (3.18%) Puppet
7 13 (2.95%) Grafana
8 10 (2.27%) logstash
9 7 (1.59%) Podman
10 6 (1.36%) Progress Chef
10 6 (1.36%) Prometheus
11 5 (1.14%) ITRS Geneos
12 4 (0.91%) Control-M
12 4 (0.91%) Pingdom
12 4 (0.91%) vCenter Server
13 3 (0.68%) Active Directory Federation Services
13 3 (0.68%) CloudHub
14 2 (0.45%) Fluentd
14 2 (0.45%) FortiGate
14 2 (0.45%) QRadar
Vendors
1 66 (15.00%) Oracle
2 62 (14.09%) Microsoft
3 30 (6.82%) ServiceNow
4 25 (5.68%) SAP
5 23 (5.23%) webMethods
6 20 (4.55%) IBM
7 18 (4.09%) Splunk
8 13 (2.95%) BMC
8 13 (2.95%) HP
8 13 (2.95%) Ivanti
8 13 (2.95%) MuleSoft
8 13 (2.95%) Remedy
9 11 (2.50%) Cisco
9 11 (2.50%) Salesforce
9 11 (2.50%) Software AG
10 9 (2.05%) Databricks
10 9 (2.05%) Red Hat
10 9 (2.05%) TIBCO
10 9 (2.05%) Workday
11 8 (1.82%) OpenAI