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

6 months to
1 Dec 2025
Same period 2024 Same period 2023
Rank 203 267 212
Rank change year-on-year +64 -55 -14
Contract jobs citing JSON 424 268 462
As % of all contract jobs in England 1.39% 0.88% 1.19%
As % of the Libraries, Frameworks & Software Standards category 6.21% 4.03% 5.43%
Number of daily rates quoted 305 178 348
10th Percentile £357 £396 £380
25th Percentile £413 £453 £450
Median daily rate (50th Percentile) £515 £530 £525
Median % change year-on-year -2.83% +0.95% -4.55%
75th Percentile £630 £600 £600
90th Percentile £779 £675 £688
UK median daily rate £509 £525 £525
% change year-on-year -3.10% - -2.78%
Number of hourly rates quoted 6 2 16
10th Percentile - £45.13 £51.88
25th Percentile £31.25 £52.81 £64.06
Median hourly rate £37.50 £66.25 £70.00
Median % change year-on-year -43.40% -5.36% +40.00%
75th Percentile £43.75 £80.31 £72.19
90th Percentile £76.88 £88.38 £80.00
UK median hourly rate £37.50 £66.25 £70.00
% change year-on-year -43.40% -5.36% +100.00%

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 6,833 6,651 8,508
As % of all contract IT jobs advertised in England 22.43% 21.74% 21.96%
Number of daily rates quoted 4,604 4,233 6,202
10th Percentile £350 £360 £370
25th Percentile £413 £438 £450
Median daily rate (50th Percentile) £505 £550 £550
Median % change year-on-year -8.18% - -4.35%
75th Percentile £625 £672 £675
90th Percentile £725 £800 £775
UK median daily rate £500 £550 £550
% change year-on-year -9.09% - -4.35%
Number of hourly rates quoted 164 101 176
10th Percentile £31.25 £26.25 £35.00
25th Percentile £43.00 £43.50 £46.18
Median hourly rate £59.75 £65.00 £52.75
Median % change year-on-year -8.08% +23.22% -18.85%
75th Percentile £65.06 £70.00 £70.00
90th Percentile £77.43 £74.00 £78.00
UK median hourly rate £55.50 £65.00 £54.53
% change year-on-year -14.62% +19.20% -13.44%

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 1 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 1 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 1 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 +64 224 £550 - 40
North of England 0 78 £409 -21.16% 20
North West +15 49 £402 -7.59% 8
South East -7 32 £475 -15.56% 35
Yorkshire -30 29 £463 -18.43% 7
Midlands -31 28 £488 -2.50% 15
West Midlands -18 25 £525 -6.50% 10
East of England -4 17 £475 +43.40% 18
South West +4 12 £425 +3.66% 3
East Midlands -14 3 £450 +5.88% 5
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 (7.08%) Confluence
2 13 (3.07%) Apache
3 11 (2.59%) WebLogic
4 9 (2.12%) JBoss
4 9 (2.12%) SharePoint
5 7 (1.65%) Appian
6 6 (1.42%) nginx
7 5 (1.18%) Anypoint
7 5 (1.18%) Mule
7 5 (1.18%) Tomcat
8 4 (0.94%) MQSeries
8 4 (0.94%) OpenStack
9 3 (0.71%) Mule ESB
10 2 (0.47%) IIS
10 2 (0.47%) Microsoft Exchange
10 2 (0.47%) Moodle
11 1 (0.24%) CICS
11 1 (0.24%) CMS
11 1 (0.24%) Oracle Service Bus
11 1 (0.24%) Tuxedo
Applications
1 15 (3.54%) Microsoft Excel
2 2 (0.47%) Chatbot
3 1 (0.24%) Trello
Business Applications
1 13 (3.07%) Remedy ITSM
2 7 (1.65%) Dynamics CRM
2 7 (1.65%) Oracle ERP
3 6 (1.42%) Maximo
4 4 (0.94%) Endur
5 2 (0.47%) SAP S/4HANA
6 1 (0.24%) Actimize
6 1 (0.24%) Aladdin
6 1 (0.24%) Cerner Millennium
6 1 (0.24%) Exchequer
6 1 (0.24%) NetSuite
6 1 (0.24%) Oracle BPM
6 1 (0.24%) Salesforce CRM
6 1 (0.24%) SAP MDG
6 1 (0.24%) SAP MRS
6 1 (0.24%) SAP PM
6 1 (0.24%) Sparx Enterprise Architect
Cloud Services
1 126 (29.72%) Azure
2 89 (20.99%) AWS
3 42 (9.91%) GitHub
4 35 (8.25%) Azure DevOps
5 33 (7.78%) Power Platform
6 32 (7.55%) GCP
7 30 (7.08%) IaaS
7 30 (7.08%) Serverless
8 25 (5.90%) SaaS
9 24 (5.66%) Azure Logic Apps
10 21 (4.95%) GitHub Actions
10 21 (4.95%) Power Automate
11 20 (4.72%) Azure AKS
11 20 (4.72%) Entra ID
12 19 (4.48%) Microsoft 365
12 19 (4.48%) PowerApps
13 16 (3.77%) Amazon EKS
13 16 (3.77%) AWS CloudFormation
14 15 (3.54%) AWS Lambda
15 13 (3.07%) Dynamics 365
Communications & Networking
1 29 (6.84%) HTTPS
2 28 (6.60%) HTTP
3 21 (4.95%) SSL
4 18 (4.25%) Firewall
5 10 (2.36%) VPN
6 7 (1.65%) NFC
6 7 (1.65%) PPP
7 5 (1.18%) BGP
7 5 (1.18%) DNS
8 4 (0.94%) MPLS
9 2 (0.47%) Ethernet VPN
9 2 (0.47%) Kerberos
9 2 (0.47%) TCP/IP
10 1 (0.24%) 5G
10 1 (0.24%) DHCP
10 1 (0.24%) F5 BIG-IP GTM
10 1 (0.24%) F5 BIG-IP LTM
10 1 (0.24%) IPsec
10 1 (0.24%) Radio Access Network
10 1 (0.24%) SMS
Database & Business Intelligence
1 27 (6.37%) MongoDB
1 27 (6.37%) Relational Database
2 25 (5.90%) PostgreSQL
3 22 (5.19%) Power BI
3 22 (5.19%) SQL Server
4 12 (2.83%) NoSQL
5 10 (2.36%) Data Lake
5 10 (2.36%) RDBMS
6 9 (2.12%) SQL Server Integration Services
7 8 (1.89%) Big Data
7 8 (1.89%) Elasticsearch
7 8 (1.89%) Metadata
8 7 (1.65%) Azure SQL Database
8 7 (1.65%) MySQL
8 7 (1.65%) Oracle Database
9 6 (1.42%) Apache Cassandra
9 6 (1.42%) Parquet
10 5 (1.18%) Amazon RDS
10 5 (1.18%) Oracle Reports
11 4 (0.94%) Redis
Development Applications
1 79 (18.63%) Git
2 52 (12.26%) JIRA
3 44 (10.38%) Selenium
4 41 (9.67%) Postman
5 38 (8.96%) Jenkins
6 35 (8.25%) JUnit
7 29 (6.84%) Cucumber
7 29 (6.84%) GitLab
8 21 (4.95%) Maven
9 18 (4.25%) SonarQube
10 17 (4.01%) Eclipse
11 14 (3.30%) Cypress.io
11 14 (3.30%) Gradle
12 12 (2.83%) Bitbucket
13 9 (2.12%) IntelliJ
14 8 (1.89%) Robot Framework
15 7 (1.65%) Mockito
15 7 (1.65%) Valgrind
16 6 (1.42%) gulp
16 6 (1.42%) SpecFlow
General
1 110 (25.94%) Social Skills
2 75 (17.69%) Analytical Skills
3 67 (15.80%) Finance
4 57 (13.44%) Public Sector
5 31 (7.31%) Banking
6 12 (2.83%) Telecoms
7 11 (2.59%) Marketing
8 10 (2.36%) Documentation Skills
9 8 (1.89%) Influencing Skills
10 5 (1.18%) Back Office
10 5 (1.18%) Digital Healthcare
11 4 (0.94%) Automotive
11 4 (0.94%) Billing
11 4 (0.94%) Investment Banking
11 4 (0.94%) Manufacturing
11 4 (0.94%) Military
12 3 (0.71%) Corporate Banking
12 3 (0.71%) Financial Institution
12 3 (0.71%) Retail
13 2 (0.47%) Law
Job Titles
1 162 (38.21%) Developer
2 60 (14.15%) Architect
3 53 (12.50%) Senior
4 30 (7.08%) Java Developer
5 26 (6.13%) Software Engineer
6 25 (5.90%) Senior Developer
7 23 (5.42%) Analyst
8 14 (3.30%) Business Analyst
8 14 (3.30%) Consultant
9 13 (3.07%) Data Engineer
9 13 (3.07%) webMethods Developer
10 12 (2.83%) Lead
11 11 (2.59%) DevOps Engineer
11 11 (2.59%) Integration Developer
12 10 (2.36%) Dynamics 365 Developer
12 10 (2.36%) Integration Engineer
12 10 (2.36%) Senior Java Developer
12 10 (2.36%) ServiceNow Architect
13 9 (2.12%) Java Engineer
13 9 (2.12%) Solutions Architect
Libraries, Frameworks & Software Standards
1 196 (46.23%) REST
2 188 (44.34%) XML
3 94 (22.17%) HTML
4 91 (21.46%) SOAP
5 62 (14.62%) RESTful
6 58 (13.68%) OAuth
7 45 (10.61%) Spring
8 44 (10.38%) CSS
9 42 (9.91%) Web Services
10 40 (9.43%) React
11 38 (8.96%) AngularJS
12 32 (7.55%) HTML5
12 32 (7.55%) OAuth2
13 31 (7.31%) Spring Boot
14 27 (6.37%) jQuery
15 24 (5.66%) Kafka
16 21 (4.95%) JDBC
16 21 (4.95%) Swagger
17 20 (4.72%) SAML
18 19 (4.48%) .NET
Miscellaneous
1 27 (6.37%) PKI
2 26 (6.13%) Self-Motivation
3 23 (5.42%) Cloud Native
4 19 (4.48%) Mobile App
5 18 (4.25%) Product Ownership
6 16 (3.77%) Data Structures
7 15 (3.54%) Onboarding
8 12 (2.83%) Distributed Systems
8 12 (2.83%) Low-Code
9 10 (2.36%) Analytical Mindset
10 9 (2.12%) Hybrid Cloud
11 8 (1.89%) Data Protection Act
11 8 (1.89%) Replication
12 7 (1.65%) Legacy Systems
12 7 (1.65%) Smartcard
13 5 (1.18%) Algorithms
14 4 (0.94%) Foreign Exchange (FX)
14 4 (0.94%) Private Cloud
14 4 (0.94%) Public Cloud
14 4 (0.94%) Virtual Team
Operating Systems
1 44 (10.38%) Linux
2 20 (4.72%) Unix
3 11 (2.59%) Windows
4 10 (2.36%) Apple iOS
5 9 (2.12%) Android
6 8 (1.89%) Ubuntu
7 4 (0.94%) Red Hat Enterprise Linux
8 2 (0.47%) CentOS
8 2 (0.47%) Mac OS
8 2 (0.47%) Windows Server
9 1 (0.24%) Alpine Linux
9 1 (0.24%) tvOS
9 1 (0.24%) zOS
Processes & Methodologies
1 185 (43.63%) Agile
2 176 (41.51%) DevOps
3 143 (33.73%) CI/CD
4 84 (19.81%) Problem-Solving
5 82 (19.34%) Microservices
6 60 (14.15%) Scrum
6 60 (14.15%) Test Automation
7 51 (12.03%) Software Engineering
8 46 (10.85%) Containerisation
9 45 (10.61%) Validation
10 42 (9.91%) Deployment Automation
11 37 (8.73%) Integration Patterns
12 35 (8.25%) Configuration Management
12 35 (8.25%) Infrastructure as Code
13 33 (7.78%) Computer Science
14 32 (7.55%) Data Modelling
14 32 (7.55%) Stakeholder Management
15 28 (6.60%) API Management
15 28 (6.60%) Migration
16 27 (6.37%) ETL
Programming Languages
1 121 (28.54%) Java
2 106 (25.00%) JavaScript
2 106 (25.00%) SQL
3 84 (19.81%) Python
4 60 (14.15%) PowerShell
5 48 (11.32%) C#
6 22 (5.19%) TypeScript
7 15 (3.54%) C++
8 12 (2.83%) T-SQL
9 11 (2.59%) PL/SQL
9 11 (2.59%) Scala
10 6 (1.42%) C
10 6 (1.42%) Groovy
10 6 (1.42%) VBA
10 6 (1.42%) XPath
11 5 (1.18%) Bash
11 5 (1.18%) Kotlin
11 5 (1.18%) Shell Script
11 5 (1.18%) Swift
12 4 (0.94%) Objective-C
Qualifications
1 130 (30.66%) Security Cleared
2 102 (24.06%) SC Cleared
3 41 (9.67%) Degree
4 29 (6.84%) Computer Science Degree
5 16 (3.77%) BPSS Clearance
6 8 (1.89%) Azure Certification
6 8 (1.89%) DV Cleared
6 8 (1.89%) Microsoft Certification
7 4 (0.94%) CTC Cleared
7 4 (0.94%) ISTQB
7 4 (0.94%) ISTQB Foundation Certification
8 3 (0.71%) CEH
8 3 (0.71%) GIAC
8 3 (0.71%) GWAPT
9 2 (0.47%) CISSP
9 2 (0.47%) CompTIA CySA+
9 2 (0.47%) GCIH
9 2 (0.47%) Master's Degree
9 2 (0.47%) OCP
9 2 (0.47%) Oracle Certification
Quality Assurance & Compliance
1 25 (5.90%) Accessibility
2 19 (4.48%) QA
3 10 (2.36%) Data Quality
4 9 (2.12%) WCAG
5 3 (0.71%) GDPR
5 3 (0.71%) NIST
6 2 (0.47%) California Consumer Privacy Act
6 2 (0.47%) HL7
7 1 (0.24%) 21 CFR Part 11
7 1 (0.24%) GxP
7 1 (0.24%) HMG Security Policy Framework
7 1 (0.24%) ISO 20022
7 1 (0.24%) ISO 22301
7 1 (0.24%) ISO/IEC 20000
7 1 (0.24%) ISO/IEC 27001
7 1 (0.24%) MiFID
7 1 (0.24%) PSD2
7 1 (0.24%) SEPA
System Software
1 74 (17.45%) Docker
2 17 (4.01%) Active Directory
3 1 (0.24%) HDFS
3 1 (0.24%) iptables
3 1 (0.24%) KVM
3 1 (0.24%) Squid
3 1 (0.24%) Virtual Machines
3 1 (0.24%) VMware Infrastructure
Systems Management
1 51 (12.03%) Kubernetes
2 25 (5.90%) Terraform
3 22 (5.19%) Single Sign-On
4 21 (4.95%) Ansible
5 14 (3.30%) Kibana
6 13 (3.07%) Puppet
7 9 (2.12%) Grafana
7 9 (2.12%) logstash
8 5 (1.18%) ITRS Geneos
8 5 (1.18%) Podman
8 5 (1.18%) Progress Chef
9 4 (0.94%) Control-M
9 4 (0.94%) Prometheus
9 4 (0.94%) vCenter Server
10 3 (0.71%) Active Directory Federation Services
11 2 (0.47%) CloudHub
11 2 (0.47%) Fluentd
11 2 (0.47%) QRadar
12 1 (0.24%) FortiGate
12 1 (0.24%) Jamf Pro
Vendors
1 60 (14.15%) Microsoft
2 55 (12.97%) Oracle
3 27 (6.37%) ServiceNow
4 24 (5.66%) SAP
5 23 (5.42%) webMethods
6 19 (4.48%) IBM
7 15 (3.54%) Splunk
8 13 (3.07%) BMC
8 13 (3.07%) HP
8 13 (3.07%) Ivanti
8 13 (3.07%) Remedy
9 12 (2.83%) Cisco
9 12 (2.83%) MuleSoft
10 11 (2.59%) Salesforce
10 11 (2.59%) Software AG
11 9 (2.12%) TIBCO
12 8 (1.89%) Axway
12 8 (1.89%) Databricks
12 8 (1.89%) OpenAI
12 8 (1.89%) Workday