Period
to

The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for REST skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited REST over the 6 months to 17 May 2022 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.

Representational State Transfer (REST)
Central London > City of London
6 months to
17 May 2022
Same period 2021 Same period 2020
Rank 52 90 67
Rank change year-on-year +38 -23 -6
Contract jobs citing REST 190 70 106
As % of all contract jobs advertised in the City of London 4.52% 2.53% 3.19%
As % of the Libraries, Frameworks & Software Standards category 14.69% 7.58% 9.30%
Number of daily rates quoted 156 57 80
10th Percentile £419 £406 £383
25th Percentile £519 £463 £448
Median daily rate (50th Percentile) £620 £550 £519
Median % change year-on-year +12.73% +6.02% -3.26%
75th Percentile £730 £644 £628
90th Percentile £750 £700 £773
Central London median daily rate £600 £550 £525
% change year-on-year +9.09% +4.76% -2.33%
Number of hourly rates quoted 0 0 1
10th Percentile - - -
25th Percentile - - £53.75
Median hourly rate - - £57.50
75th Percentile - - £61.25
90th Percentile - - -
Central London median hourly rate - - £57.50
% change year-on-year - - +64.29%

REST 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 the City of London with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
City of London
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 1,293 924 1,140
As % of all contract IT jobs advertised in the City of London 30.79% 33.44% 34.29%
Number of daily rates quoted 1,040 695 905
10th Percentile £425 £391 £381
25th Percentile £506 £461 £450
Median daily rate (50th Percentile) £600 £550 £525
Median % change year-on-year +9.09% +4.76% -
75th Percentile £713 £638 £619
90th Percentile £800 £710 £688
Central London median daily rate £600 £550 £525
% change year-on-year +9.09% +4.76% -
Number of hourly rates quoted 2 3 5
10th Percentile £49.33 £15.25 £27.20
25th Percentile £53.94 £15.63 £32.75
Median hourly rate £62.25 £17.50 £46.50
Median % change year-on-year +255.71% -62.37% +32.86%
75th Percentile £69.94 £20.63 £57.50
90th Percentile £74.18 £21.75 £59.75
Central London median hourly rate £62.25 £17.50 £50.75
% change year-on-year +255.71% -65.52% +32.26%

REST
Job Vacancy Trend in the City of London

Job postings citing REST as a proportion of all IT jobs advertised in the City of London.

Job vacancy trend for REST in the City of London

REST
Contractor Daily Rate Trend in the City of London

3-month moving average daily rate quoted in jobs citing REST in the City of London.

Daily rate trend for REST in the City of London

REST
Daily Rate Histogram in the City of London

Daily rate distribution for jobs citing REST in the City of London over the 6 months to 17 May 2022.

Daily rate histogram for REST in the City of London

REST
Contractor Hourly Rate Trend in the City of London

3-month moving average hourly rates quoted in jobs citing REST in the City of London.

Hourly rate trend for REST in the City of London

For the 6 months to 17 May 2022, IT contractor jobs citing REST 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 City of London region with a requirement for REST.

1 113 (59.47%) Java
2 91 (47.89%) Agile
3 77 (40.53%) JavaScript
4 71 (37.37%) CI/CD
5 64 (33.68%) Spring
6 61 (32.11%) Microservices
7 49 (25.79%) Cucumber
8 48 (25.26%) AWS
8 48 (25.26%) HTML
8 48 (25.26%) SQL
9 47 (24.74%) TDD
9 47 (24.74%) Docker
10 41 (21.58%) Kafka
11 40 (21.05%) Azure
11 40 (21.05%) DevOps
11 40 (21.05%) QA
12 38 (20.00%) Kubernetes
12 38 (20.00%) Spring Boot
13 37 (19.47%) Maven
14 35 (18.42%) React
15 34 (17.89%) CSS
16 33 (17.37%) API Testing
17 32 (16.84%) Terraform
17 32 (16.84%) Git (software)
17 32 (16.84%) Finance
18 31 (16.32%) Jenkins
19 30 (15.79%) Continuous Integration
20 28 (14.74%) GraphQL
21 27 (14.21%) SOAP
21 27 (14.21%) Full Stack Development

REST
Co-occurring IT Skills in the City of London 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 8 (4.21%) Confluence
2 5 (2.63%) Tomcat
3 4 (2.11%) BizTalk Server
3 4 (2.11%) CMS
3 4 (2.11%) Elasticsearch
4 3 (1.58%) Apache
4 3 (1.58%) Cloud Foundry
4 3 (1.58%) IIS
4 3 (1.58%) JBoss
4 3 (1.58%) SharePoint
5 2 (1.05%) Apache Solr
5 2 (1.05%) Jetty
5 2 (1.05%) OpenStack
6 1 (0.53%) Apache Airflow
6 1 (0.53%) Apache Spark
6 1 (0.53%) Documentum
6 1 (0.53%) NServiceBus
6 1 (0.53%) Oracle Coherence
6 1 (0.53%) Oracle Workflow
6 1 (0.53%) SAS
Applications
1 1 (0.53%) Microsoft Excel
Business Applications
1 2 (1.05%) WebTrends
2 1 (0.53%) Dynamics CRM
2 1 (0.53%) Salesforce.com CRM
2 1 (0.53%) SAP S/4HANA
2 1 (0.53%) Shopify
Cloud Services
1 48 (25.26%) AWS
2 40 (21.05%) Azure
3 20 (10.53%) Serverless
4 17 (8.95%) AWS Lambda
5 16 (8.42%) GitHub
6 15 (7.89%) SaaS
7 8 (4.21%) GCP
7 8 (4.21%) IaaS
8 7 (3.68%) Amazon SQS
8 7 (3.68%) Cloud Computing
8 7 (3.68%) Power Platform
9 6 (3.16%) Amazon CloudWatch
9 6 (3.16%) AWS CloudFormation
9 6 (3.16%) PaaS
10 5 (2.63%) OpenShift
11 3 (1.58%) Google Analytics
11 3 (1.58%) npm
11 3 (1.58%) Nutanix
11 3 (1.58%) PowerApps
12 2 (1.05%) Amazon S3
Communications & Networking
1 19 (10.00%) HTTP
2 11 (5.79%) HTTPS
3 8 (4.21%) Internet
4 5 (2.63%) DNS
5 3 (1.58%) Firewall
5 3 (1.58%) Kerberos
5 3 (1.58%) SSL
5 3 (1.58%) TCP/IP
6 2 (1.05%) Intranet
6 2 (1.05%) SAN
6 2 (1.05%) VSAN
7 1 (0.53%) DMZ
7 1 (0.53%) Network Security
7 1 (0.53%) SMS
Database & Business Intelligence
1 25 (13.16%) NoSQL
2 22 (11.58%) Relational Database
3 19 (10.00%) SQL Server
4 14 (7.37%) MongoDB
4 14 (7.37%) Redis
5 12 (6.32%) PostgreSQL
6 9 (4.74%) RDBMS
7 5 (2.63%) Amazon DynamoDB
8 4 (2.11%) MySQL
9 3 (1.58%) Azure SQL Database
9 3 (1.58%) Oracle Database
9 3 (1.58%) Power BI
10 2 (1.05%) Hazelcast
11 1 (0.53%) Amazon RDS
11 1 (0.53%) Apache Ignite
11 1 (0.53%) ClickHouse
11 1 (0.53%) Data Lake
11 1 (0.53%) Flink
11 1 (0.53%) Infinispan
11 1 (0.53%) SAP HANA
Development Applications
1 49 (25.79%) Cucumber
2 37 (19.47%) Maven
3 32 (16.84%) Git (software)
4 31 (16.32%) Jenkins
5 20 (10.53%) Selenium
6 17 (8.95%) JIRA
7 14 (7.37%) JMeter
7 14 (7.37%) JUnit
7 14 (7.37%) Postman
8 13 (6.84%) Gradle
9 12 (6.32%) Cypress.io
10 10 (5.26%) webpack
11 9 (4.74%) TeamCity
12 8 (4.21%) Protractor
13 7 (3.68%) GitLab
14 6 (3.16%) NUnit
15 5 (2.63%) Bitbucket
15 5 (2.63%) Mockito
15 5 (2.63%) Visual Studio
16 4 (2.11%) gulp
General
1 32 (16.84%) Finance
2 22 (11.58%) Social Skills
3 15 (7.89%) Banking
4 8 (4.21%) Analytical Skills
4 8 (4.21%) Legal
5 7 (3.68%) Financial Institution
6 5 (2.63%) Marketing
7 4 (2.11%) Investment Banking
7 4 (2.11%) Telecoms
8 3 (1.58%) Automotive
8 3 (1.58%) Billing
8 3 (1.58%) Front Office
8 3 (1.58%) Law
8 3 (1.58%) Presentation Skills
9 2 (1.05%) Organisational Skills
9 2 (1.05%) Tech for Good
10 1 (0.53%) Documentation Skills
10 1 (0.53%) German Language
10 1 (0.53%) Influencing Skills
10 1 (0.53%) Public Sector
Job Titles
1 104 (54.74%) Developer
2 58 (30.53%) Java Developer
3 25 (13.16%) Architect
4 16 (8.42%) Senior Developer
5 14 (7.37%) Java Engineer
6 12 (6.32%) Solutions Architect
7 9 (4.74%) Full Stack Developer
7 9 (4.74%) React Developer
7 9 (4.74%) Software Engineer
8 8 (4.21%) Java Software Engineer
8 8 (4.21%) Senior Java Engineer
8 8 (4.21%) Senior Java Software Engineer
8 8 (4.21%) Senior Software Engineer
9 7 (3.68%) AWS Developer
9 7 (3.68%) Front End Developer (Client-Side Developer)
9 7 (3.68%) Senior Architect
9 7 (3.68%) Senior Java Developer
9 7 (3.68%) Senior Solutions Architect
10 6 (3.16%) Angular Developer
11 5 (2.63%) Node.js Developer
Libraries, Frameworks & Software Standards
1 64 (33.68%) Spring
2 48 (25.26%) HTML
3 41 (21.58%) Kafka
4 38 (20.00%) Spring Boot
5 35 (18.42%) React
6 34 (17.89%) CSS
7 28 (14.74%) GraphQL
8 27 (14.21%) SOAP
9 26 (13.68%) Web Services
10 25 (13.16%) AngularJS
10 25 (13.16%) XML
11 22 (11.58%) JSON
12 21 (11.05%) HTML5
12 21 (11.05%) Node.js
13 17 (8.95%) .NET
13 17 (8.95%) Redux
14 15 (7.89%) RESTful
15 10 (5.26%) Vue.js
16 9 (4.74%) CSS3
17 8 (4.21%) JMS
Miscellaneous
1 14 (7.37%) User Experience
2 12 (6.32%) Enterprise Software
3 11 (5.79%) Cloud Native
4 10 (5.26%) Clustering
4 10 (5.26%) Greenfield Project
5 7 (3.68%) Hedge funds
5 7 (3.68%) Mobile App
6 6 (3.16%) Public Cloud
7 4 (2.11%) Analytical Mindset
7 4 (2.11%) Data Structures
8 3 (1.58%) Blockchain
8 3 (1.58%) Data Centre
8 3 (1.58%) Linux Command Line
8 3 (1.58%) Replication
9 2 (1.05%) Algorithms
9 2 (1.05%) Blog
9 2 (1.05%) Derivative
9 2 (1.05%) PKI
9 2 (1.05%) Private Cloud
10 1 (0.53%) Hybrid Cloud
Operating Systems
1 12 (6.32%) Linux
2 7 (3.68%) Unix
3 6 (3.16%) Windows
4 4 (2.11%) Android
5 3 (1.58%) Apple iOS
5 3 (1.58%) Windows Server
5 3 (1.58%) Windows Server 2008
Processes & Methodologies
1 91 (47.89%) Agile
2 71 (37.37%) CI/CD
3 61 (32.11%) Microservices
4 47 (24.74%) TDD
5 40 (21.05%) DevOps
6 33 (17.37%) API Testing
7 30 (15.79%) Continuous Integration
8 27 (14.21%) Full Stack Development
9 25 (13.16%) Scrum
10 24 (12.63%) Software Engineering
11 22 (11.58%) Web Development
12 20 (10.53%) Event-Driven
12 20 (10.53%) Test Automation
13 19 (10.00%) OO
13 19 (10.00%) Unit Testing
14 17 (8.95%) Front End Development
15 16 (8.42%) BDD
15 16 (8.42%) Event-Driven Architecture
15 16 (8.42%) Problem-Solving
16 15 (7.89%) Kanban
Programming Languages
1 113 (59.47%) Java
2 77 (40.53%) JavaScript
3 48 (25.26%) SQL
4 20 (10.53%) C#
5 17 (8.95%) TypeScript
6 16 (8.42%) Python
7 13 (6.84%) ES6
8 10 (5.26%) PowerShell
9 6 (3.16%) Bash
9 6 (3.16%) Go
10 5 (2.63%) Kotlin
11 4 (2.11%) PHP
12 3 (1.58%) Apex Code
12 3 (1.58%) C
12 3 (1.58%) VBA
13 2 (1.05%) Apple Swift
13 2 (1.05%) Bicep
13 2 (1.05%) Ruby
13 2 (1.05%) Scala
13 2 (1.05%) Shell Script
Qualifications
1 8 (4.21%) SC Cleared
1 8 (4.21%) Security Cleared
2 5 (2.63%) ISTQB
3 4 (2.11%) Degree
4 3 (1.58%) AWS Certification
5 2 (1.05%) CCIE
5 2 (1.05%) CCNA
5 2 (1.05%) CCNP
5 2 (1.05%) CEH
5 2 (1.05%) Cisco Certification
5 2 (1.05%) CISSP
5 2 (1.05%) Computer Science Degree
5 2 (1.05%) CSSLP
5 2 (1.05%) GIAC
5 2 (1.05%) ITIL Foundation Certificate
5 2 (1.05%) VMware Certified Professional (VCP)
6 1 (0.53%) ISTQB Foundation Certification
6 1 (0.53%) Master's Degree
6 1 (0.53%) Microsoft Certification
6 1 (0.53%) Numerate Degree
Quality Assurance & Compliance
1 40 (21.05%) QA
2 9 (4.74%) Accessibility
3 8 (4.21%) GDPR
4 2 (1.05%) Actionable Recommendations
4 2 (1.05%) WCAG
5 1 (0.53%) Data Quality
5 1 (0.53%) Sarbanes-Oxley
System Software
1 47 (24.74%) Docker
2 5 (2.63%) Active Directory
2 5 (2.63%) VMware Infrastructure
3 3 (1.58%) VMware ESXi
4 2 (1.05%) vCloud
4 2 (1.05%) Virtual Machines
4 2 (1.05%) VMware NSX
4 2 (1.05%) vSphere
Systems Management
1 38 (20.00%) Kubernetes
2 32 (16.84%) Terraform
3 9 (4.74%) Ansible
4 3 (1.58%) Control-M
4 3 (1.58%) EMC NetWorker
4 3 (1.58%) Netcool
4 3 (1.58%) QRadar
4 3 (1.58%) Tivoli
4 3 (1.58%) Tivoli Storage Manager
5 2 (1.05%) HP Fortify
5 2 (1.05%) Nessus
5 2 (1.05%) Opscode Chef
5 2 (1.05%) Puppet
5 2 (1.05%) vRealize
5 2 (1.05%) WebInspect
Vendors
1 20 (10.53%) Microsoft
2 15 (7.89%) Oracle
3 10 (5.26%) Confluent
4 8 (4.21%) IBM
5 7 (3.68%) Google
6 5 (2.63%) Qualys
6 5 (2.63%) VMware
7 4 (2.11%) Salesforce.com
8 3 (1.58%) Atlassian
8 3 (1.58%) BMC
8 3 (1.58%) CyberArk
8 3 (1.58%) EMC
8 3 (1.58%) PagerDuty
8 3 (1.58%) SAP
8 3 (1.58%) SolarWinds
8 3 (1.58%) Splunk
9 2 (1.05%) Checkmarx
9 2 (1.05%) Cisco
9 2 (1.05%) Databricks
9 2 (1.05%) HP