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 28 November 2025, with comparisons to the same periods in the previous two years.

6 months to
28 Nov 2025
Same period 2024 Same period 2023
Rank 197 268 203
Rank change year-on-year +71 -65 -6
Contract jobs citing JSON 429 268 464
As % of all contract jobs in England 1.40% 0.86% 1.20%
As % of the Libraries, Frameworks & Software Standards category 6.15% 3.95% 5.46%
Number of daily rates quoted 308 175 349
10th Percentile £357 £391 £380
25th Percentile £413 £451 £450
Median daily rate (50th Percentile) £518 £525 £533
Median % change year-on-year -1.43% -1.41% -3.18%
75th Percentile £626 £589 £600
90th Percentile £775 £675 £688
UK median daily rate £510 £525 £530
% change year-on-year -2.86% -0.94% -1.85%
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 6,977 6,778 8,503
As % of all contract IT jobs advertised in England 22.69% 21.77% 21.96%
Number of daily rates quoted 4,694 4,301 6,201
10th Percentile £350 £360 £369
25th Percentile £413 £438 £450
Median daily rate (50th Percentile) £503 £550 £550
Median % change year-on-year -8.64% - -4.97%
75th Percentile £625 £671 £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 175 107 178
10th Percentile £31.25 £26.25 £35.18
25th Percentile £43.00 £43.25 £46.18
Median hourly rate £57.30 £65.00 £53.75
Median % change year-on-year -11.85% +20.93% -17.31%
75th Percentile £65.00 £70.00 £70.00
90th Percentile £77.40 £74.00 £78.00
UK median hourly rate £55.00 £65.00 £54.78
% change year-on-year -15.38% +18.66% -12.82%

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 28 November 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 28 November 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 28 November 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 +68 228 £550 - 48
North of England -4 78 £409 -17.16% 16
North West +14 49 £402 -7.59% 5
South East +3 32 £475 -12.84% 46
Yorkshire -35 29 £463 -18.43% 5
Midlands -21 28 £488 -2.50% 16
West Midlands -31 25 £525 -6.50% 10
East of England -7 17 £475 +43.40% 16
South West +3 13 £413 +0.61% 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 (6.99%) Confluence
2 14 (3.26%) Apache
3 11 (2.56%) WebLogic
4 9 (2.10%) JBoss
4 9 (2.10%) SharePoint
5 7 (1.63%) Appian
6 6 (1.40%) nginx
7 5 (1.17%) Anypoint
7 5 (1.17%) Mule
7 5 (1.17%) Tomcat
8 4 (0.93%) MQSeries
8 4 (0.93%) OpenStack
9 3 (0.70%) Microsoft Exchange
9 3 (0.70%) Mule ESB
10 2 (0.47%) IIS
10 2 (0.47%) Moodle
11 1 (0.23%) Apache Airflow
11 1 (0.23%) CICS
11 1 (0.23%) CMS
11 1 (0.23%) Tuxedo
Applications
1 15 (3.50%) Microsoft Excel
2 2 (0.47%) Chatbot
3 1 (0.23%) Trello
Business Applications
1 13 (3.03%) Remedy ITSM
2 7 (1.63%) Dynamics CRM
2 7 (1.63%) Oracle ERP
3 6 (1.40%) Maximo
4 4 (0.93%) Endur
5 2 (0.47%) SAP S/4HANA
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%) NetSuite
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
1 129 (30.07%) Azure
2 92 (21.45%) AWS
3 44 (10.26%) GitHub
4 35 (8.16%) Azure DevOps
5 34 (7.93%) Power Platform
6 32 (7.46%) GCP
6 32 (7.46%) Serverless
7 30 (6.99%) IaaS
8 26 (6.06%) Azure Logic Apps
9 25 (5.83%) SaaS
10 21 (4.90%) Power Automate
11 20 (4.66%) Azure AKS
11 20 (4.66%) Entra ID
11 20 (4.66%) GitHub Actions
11 20 (4.66%) Microsoft 365
11 20 (4.66%) PowerApps
12 16 (3.73%) Amazon EKS
12 16 (3.73%) AWS CloudFormation
13 15 (3.50%) AWS Lambda
14 13 (3.03%) Dynamics 365
Communications & Networking
1 29 (6.76%) HTTPS
2 27 (6.29%) HTTP
3 21 (4.90%) SSL
4 18 (4.20%) Firewall
5 10 (2.33%) VPN
6 8 (1.86%) NFC
6 8 (1.86%) PPP
7 6 (1.40%) DNS
8 5 (1.17%) BGP
9 4 (0.93%) MPLS
10 2 (0.47%) DHCP
10 2 (0.47%) Ethernet VPN
10 2 (0.47%) Kerberos
10 2 (0.47%) TCP/IP
11 1 (0.23%) F5 BIG-IP LTM
11 1 (0.23%) LAN
11 1 (0.23%) Radio Access Network
11 1 (0.23%) SMS
11 1 (0.23%) WAN
11 1 (0.23%) WireGuard
Database & Business Intelligence
1 27 (6.29%) MongoDB
2 26 (6.06%) Relational Database
3 25 (5.83%) PostgreSQL
4 23 (5.36%) SQL Server
5 22 (5.13%) Power BI
6 12 (2.80%) NoSQL
7 10 (2.33%) Big Data
7 10 (2.33%) Data Lake
8 9 (2.10%) RDBMS
8 9 (2.10%) SQL Server Integration Services
9 8 (1.86%) Elasticsearch
9 8 (1.86%) MySQL
10 7 (1.63%) Azure SQL Database
10 7 (1.63%) Metadata
10 7 (1.63%) Oracle Database
11 6 (1.40%) Apache Cassandra
11 6 (1.40%) Parquet
12 5 (1.17%) Amazon RDS
12 5 (1.17%) HPCC
12 5 (1.17%) Oracle Reports
Development Applications
1 82 (19.11%) Git
2 51 (11.89%) JIRA
3 43 (10.02%) Selenium
4 40 (9.32%) Postman
5 37 (8.62%) Jenkins
6 35 (8.16%) JUnit
7 31 (7.23%) GitLab
8 28 (6.53%) Cucumber
9 21 (4.90%) Maven
10 18 (4.20%) Eclipse
10 18 (4.20%) SonarQube
11 14 (3.26%) Cypress.io
11 14 (3.26%) Gradle
12 12 (2.80%) Bitbucket
13 9 (2.10%) IntelliJ
14 8 (1.86%) Robot Framework
14 8 (1.86%) Valgrind
15 7 (1.63%) Mockito
16 6 (1.40%) Grunt
16 6 (1.40%) gulp
General
1 111 (25.87%) Social Skills
2 75 (17.48%) Analytical Skills
3 67 (15.62%) Finance
4 56 (13.05%) Public Sector
5 31 (7.23%) Banking
6 12 (2.80%) Documentation Skills
6 12 (2.80%) Telecoms
7 11 (2.56%) Marketing
8 8 (1.86%) Influencing Skills
9 5 (1.17%) Back Office
9 5 (1.17%) Digital Healthcare
10 4 (0.93%) Automotive
10 4 (0.93%) Investment Banking
10 4 (0.93%) Manufacturing
10 4 (0.93%) Military
11 3 (0.70%) Corporate Banking
11 3 (0.70%) Financial Institution
11 3 (0.70%) Retail
12 2 (0.47%) Law
12 2 (0.47%) Police
Job Titles
1 165 (38.46%) Developer
2 58 (13.52%) Architect
3 55 (12.82%) Senior
4 30 (6.99%) Java Developer
5 28 (6.53%) Software Engineer
6 25 (5.83%) Senior Developer
7 23 (5.36%) Analyst
8 14 (3.26%) Business Analyst
8 14 (3.26%) Consultant
8 14 (3.26%) Data Engineer
9 13 (3.03%) Lead
9 13 (3.03%) webMethods Developer
10 12 (2.80%) Integration Developer
11 11 (2.56%) DevOps Engineer
11 11 (2.56%) Integration Engineer
11 11 (2.56%) Java Engineer
12 10 (2.33%) Development Engineer
12 10 (2.33%) Dynamics 365 Developer
12 10 (2.33%) Senior Java Developer
12 10 (2.33%) ServiceNow Architect
Libraries, Frameworks & Software Standards
1 197 (45.92%) REST
2 191 (44.52%) XML
3 97 (22.61%) HTML
4 91 (21.21%) SOAP
5 61 (14.22%) RESTful
6 59 (13.75%) OAuth
7 46 (10.72%) Spring
8 45 (10.49%) CSS
9 43 (10.02%) Web Services
10 41 (9.56%) React
11 38 (8.86%) AngularJS
12 32 (7.46%) HTML5
12 32 (7.46%) OAuth2
13 31 (7.23%) Spring Boot
14 27 (6.29%) jQuery
15 24 (5.59%) Kafka
16 21 (4.90%) .NET
16 21 (4.90%) JDBC
17 20 (4.66%) SAML
18 19 (4.43%) Hibernate
Miscellaneous
1 27 (6.29%) PKI
2 26 (6.06%) Self-Motivation
3 21 (4.90%) Cloud Native
4 19 (4.43%) Mobile App
5 18 (4.20%) Product Ownership
6 16 (3.73%) Data Structures
7 15 (3.50%) Onboarding
8 12 (2.80%) Distributed Systems
8 12 (2.80%) Low-Code
9 10 (2.33%) Analytical Mindset
10 9 (2.10%) Replication
11 8 (1.86%) Data Protection Act
11 8 (1.86%) Smartcard
12 7 (1.63%) Hybrid Cloud
12 7 (1.63%) Legacy Systems
13 5 (1.17%) Algorithms
13 5 (1.17%) Foreign Exchange (FX)
14 4 (0.93%) Grid Computing
14 4 (0.93%) Management Information System
14 4 (0.93%) Public Cloud
Operating Systems
1 47 (10.96%) Linux
2 22 (5.13%) Unix
3 14 (3.26%) Windows
4 10 (2.33%) Apple iOS
5 9 (2.10%) Android
5 9 (2.10%) Ubuntu
6 5 (1.17%) Red Hat Enterprise Linux
7 2 (0.47%) CentOS
7 2 (0.47%) Mac OS
7 2 (0.47%) Windows Server
8 1 (0.23%) Alpine Linux
8 1 (0.23%) tvOS
8 1 (0.23%) zOS
Processes & Methodologies
1 187 (43.59%) Agile
2 178 (41.49%) DevOps
3 142 (33.10%) CI/CD
4 85 (19.81%) Problem-Solving
5 81 (18.88%) Microservices
6 60 (13.99%) Scrum
7 59 (13.75%) Test Automation
8 53 (12.35%) Software Engineering
9 46 (10.72%) Containerisation
10 45 (10.49%) Validation
11 42 (9.79%) Deployment Automation
12 37 (8.62%) Integration Patterns
13 35 (8.16%) Configuration Management
13 35 (8.16%) Infrastructure as Code
14 34 (7.93%) Data Modelling
15 33 (7.69%) Computer Science
15 33 (7.69%) Stakeholder Management
16 30 (6.99%) API Management
17 29 (6.76%) Migration
18 28 (6.53%) Continuous Improvement
Programming Languages
1 125 (29.14%) Java
2 110 (25.64%) JavaScript
2 110 (25.64%) SQL
3 87 (20.28%) Python
4 61 (14.22%) PowerShell
5 50 (11.66%) C#
6 23 (5.36%) TypeScript
7 18 (4.20%) C++
8 13 (3.03%) T-SQL
9 11 (2.56%) PL/SQL
9 11 (2.56%) Scala
10 8 (1.86%) C
11 6 (1.40%) Bash
11 6 (1.40%) Groovy
11 6 (1.40%) VBA
12 5 (1.17%) Kotlin
12 5 (1.17%) Shell Script
12 5 (1.17%) Swift
12 5 (1.17%) XPath
13 4 (0.93%) Kusto Query Language
Qualifications
1 130 (30.30%) Security Cleared
2 102 (23.78%) SC Cleared
3 41 (9.56%) Degree
4 29 (6.76%) Computer Science Degree
5 16 (3.73%) BPSS Clearance
6 9 (2.10%) DV Cleared
6 9 (2.10%) Microsoft Certification
7 8 (1.86%) Azure Certification
8 4 (0.93%) CTC Cleared
8 4 (0.93%) ISTQB
8 4 (0.93%) ISTQB Foundation Certification
9 3 (0.70%) CEH
9 3 (0.70%) GIAC
9 3 (0.70%) GWAPT
10 2 (0.47%) CISSP
10 2 (0.47%) CompTIA CySA+
10 2 (0.47%) GCIH
10 2 (0.47%) Master's Degree
10 2 (0.47%) OCP
10 2 (0.47%) Oracle Certification
Quality Assurance & Compliance
1 26 (6.06%) Accessibility
2 20 (4.66%) QA
3 10 (2.33%) Data Quality
4 9 (2.10%) WCAG
5 3 (0.70%) GDPR
5 3 (0.70%) NIST
6 2 (0.47%) California Consumer Privacy Act
6 2 (0.47%) HL7
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 20022
7 1 (0.23%) ISO 22301
7 1 (0.23%) ISO/IEC 20000
7 1 (0.23%) ISO/IEC 27001
7 1 (0.23%) MiFID
7 1 (0.23%) PSD2
7 1 (0.23%) SEPA
System Software
1 72 (16.78%) Docker
2 17 (3.96%) Active Directory
3 2 (0.47%) Virtual Machines
4 1 (0.23%) HDFS
4 1 (0.23%) iptables
4 1 (0.23%) KVM
4 1 (0.23%) Squid
4 1 (0.23%) VMware Infrastructure
Systems Management
1 49 (11.42%) Kubernetes
2 25 (5.83%) Terraform
3 23 (5.36%) Ansible
4 22 (5.13%) Single Sign-On
5 14 (3.26%) Kibana
6 13 (3.03%) Puppet
7 9 (2.10%) Grafana
7 9 (2.10%) logstash
8 5 (1.17%) ITRS Geneos
8 5 (1.17%) Podman
8 5 (1.17%) Progress Chef
9 4 (0.93%) Control-M
9 4 (0.93%) Prometheus
9 4 (0.93%) vCenter Server
10 3 (0.70%) Active Directory Federation Services
11 2 (0.47%) CloudHub
11 2 (0.47%) Fluentd
11 2 (0.47%) QRadar
12 1 (0.23%) CA Endevor
12 1 (0.23%) Jamf Pro
Vendors
1 64 (14.92%) Microsoft
2 55 (12.82%) Oracle
3 28 (6.53%) ServiceNow
4 24 (5.59%) SAP
5 23 (5.36%) webMethods
6 19 (4.43%) IBM
7 15 (3.50%) Splunk
8 13 (3.03%) BMC
8 13 (3.03%) Cisco
8 13 (3.03%) HP
8 13 (3.03%) Ivanti
8 13 (3.03%) Remedy
9 12 (2.80%) MuleSoft
10 11 (2.56%) Software AG
11 10 (2.33%) Salesforce
12 9 (2.10%) Databricks
12 9 (2.10%) TIBCO
12 9 (2.10%) Workday
13 8 (1.86%) Axway
13 8 (1.86%) OpenAI