Period
to 26 October 2020

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 26 October 2020 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
26 Oct 2020
Same period 2019 Same period 2018
Rank 43 71 43
Rank change year-on-year +28 -28 -2
Contract jobs citing REST 80 202 354
As % of all contract jobs advertised in the City of London 4.43% 3.40% 5.02%
As % of the Libraries, Frameworks & Software Standards category 15.09% 9.46% 12.53%
Number of daily rates quoted 63 158 310
Median daily rate £550 £545 £525
Median daily rate % change year-on-year +0.92% +3.81% +5.00%
10th Percentile £383 £371 £413
90th Percentile £750 £675 £663
Central London median daily rate £550 £525 £525
% change year-on-year +4.76% - +5.53%
Number of hourly rates quoted 0 1 0
Median hourly rate - £41.75 -
Central London median hourly rate - £41.75 -

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 530 2,135 2,825
As % of all contract IT jobs advertised in the City of London 29.38% 35.95% 40.07%
Number of daily rates quoted 398 1,751 2,352
Median daily rate £525 £538 £525
Median daily rate % change year-on-year -2.33% +2.38% +2.44%
10th Percentile £357 £406 £394
90th Percentile £688 £675 £675
Central London median daily rate £525 £525 £525
Number of hourly rates quoted 5 6 6
Median hourly rate £35.00 £46.85 £32.75
Median hourly rate % change year-on-year -25.29% +43.05% +52.33%
10th Percentile £28.10 £31.06 £17.90
90th Percentile £39.30 £60.25 £81.63
Median hourly rate £35.00 £46.85 £35.00
% change year-on-year -25.29% +33.85% +62.79%

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 26 October 2020.

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

REST
Contract Job Locations in the City of London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing REST within the City of London region over the 6 months to 26 October 2020. 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
Job
Vacancies
London Bridge +32 1 £600 +4.35%
REST
Central London

For the 6 months to 26 October 2020, 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 42 (52.50%) Agile Software Development
1 42 (52.50%) Java
2 40 (50.00%) Microservices
3 39 (48.75%) JavaScript
4 30 (37.50%) Banking
4 30 (37.50%) Finance
5 27 (33.75%) AngularJS
6 25 (31.25%) Jenkins
7 24 (30.00%) HTML
7 24 (30.00%) CSS
8 22 (27.50%) Web Services
8 22 (27.50%) Python
8 22 (27.50%) Spring
8 22 (27.50%) Continuous Integration
9 19 (23.75%) OO
9 19 (23.75%) SQL Server
10 18 (22.50%) Linux
11 17 (21.25%) C#
11 17 (21.25%) Performance Tuning
12 16 (20.00%) Relational Database
13 15 (18.75%) Scrum
13 15 (18.75%) Git (software)
13 15 (18.75%) HTML5
14 14 (17.50%) Kafka
14 14 (17.50%) TDD
14 14 (17.50%) Oracle
14 14 (17.50%) Redux
15 13 (16.25%) Docker
15 13 (16.25%) React
15 13 (16.25%) SQL

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 (10.00%) Red Hat Fuse
2 7 (8.75%) Confluence
3 6 (7.50%) Apache
4 4 (5.00%) nginx
5 2 (2.50%) Elasticsearch
5 2 (2.50%) IIS
5 2 (2.50%) JBoss
6 1 (1.25%) BizTalk Server
6 1 (1.25%) Oracle SOA Suite
Business Applications
1 1 (1.25%) Dynamics AX
1 1 (1.25%) Dynamics CRM
1 1 (1.25%) Dynamics NAV
1 1 (1.25%) Magento
1 1 (1.25%) Oracle ERP
1 1 (1.25%) Payment Gateway
Cloud Services
1 13 (16.25%) Azure
2 11 (13.75%) AWS
3 8 (10.00%) SaaS
4 6 (7.50%) PaaS
5 4 (5.00%) GitHub
6 3 (3.75%) Amazon ECS
6 3 (3.75%) Amazon ElastiCache
6 3 (3.75%) Amazon Kinesis
6 3 (3.75%) Apigee
6 3 (3.75%) AWS CloudFormation
6 3 (3.75%) GCP
6 3 (3.75%) Serverless
7 2 (2.50%) Azure ExpressRoute
7 2 (2.50%) Azure Stack
7 2 (2.50%) iPaaS
7 2 (2.50%) npm
8 1 (1.25%) Amazon CloudWatch
8 1 (1.25%) Azure Active Directory
8 1 (1.25%) OpenShift
8 1 (1.25%) Power Platform
Communications & Networking
1 3 (3.75%) DNS
2 2 (2.50%) AMQP
2 2 (2.50%) Firewall
2 2 (2.50%) HTTP
2 2 (2.50%) VPN
3 1 (1.25%) FTP
3 1 (1.25%) SSH
3 1 (1.25%) SSL
3 1 (1.25%) TCP/IP
Database & Business Intelligence
1 19 (23.75%) SQL Server
2 16 (20.00%) Relational Database
3 8 (10.00%) PostgreSQL
4 7 (8.75%) MongoDB
4 7 (8.75%) RDBMS
5 6 (7.50%) Data Warehouse
5 6 (7.50%) MySQL
6 5 (6.25%) NoSQL
7 4 (5.00%) Oracle Database
7 4 (5.00%) Oracle Database 11g
8 3 (3.75%) SQL Server Integration Services
9 2 (2.50%) HBase
10 1 (1.25%) Amazon DynamoDB
10 1 (1.25%) Apache Cassandra
10 1 (1.25%) Flink
10 1 (1.25%) Oracle ODI
10 1 (1.25%) Power BI
Development Applications
1 25 (31.25%) Jenkins
2 15 (18.75%) Git (software)
3 8 (10.00%) JIRA
3 8 (10.00%) Maven
3 8 (10.00%) TeamCity
4 6 (7.50%) MSBuild
4 6 (7.50%) Subversion
5 5 (6.25%) Jasmine
6 4 (5.00%) JUnit
7 3 (3.75%) Android Studio
7 3 (3.75%) Gradle
7 3 (3.75%) webpack
8 2 (2.50%) Codeship
8 2 (2.50%) GitLab
8 2 (2.50%) Grunt
8 2 (2.50%) gulp
8 2 (2.50%) IBM UrbanCode
8 2 (2.50%) Karma Test Runner
8 2 (2.50%) Liquibase
8 2 (2.50%) Protractor
General
1 30 (37.50%) Banking
1 30 (37.50%) Finance
2 8 (10.00%) Back Office
3 5 (6.25%) Investment Banking
4 3 (3.75%) Front Office
5 2 (2.50%) Retail
6 1 (1.25%) International Banking
6 1 (1.25%) Manufacturing
6 1 (1.25%) Public Sector
Job Titles
1 59 (73.75%) Developer
2 14 (17.50%) Java Developer
3 12 (15.00%) C# Developer
4 11 (13.75%) Angular Developer
5 9 (11.25%) Architect
6 7 (8.75%) Android Developer
6 7 (8.75%) Applications Developer
6 7 (8.75%) Full Stack Developer
6 7 (8.75%) Solutions Architect
7 6 (7.50%) .NET Developer
7 6 (7.50%) C# .NET Developer
7 6 (7.50%) JavaScript Developer
7 6 (7.50%) SQL Developer
8 5 (6.25%) AWS Developer
8 5 (6.25%) Front End Developer (Client-Side Developer)
9 4 (5.00%) Data Engineer
9 4 (5.00%) SQL Server Developer
10 3 (3.75%) Java Applications Developer
10 3 (3.75%) Java Architect
10 3 (3.75%) Python Developer
Libraries, Frameworks & Software Standards
1 27 (33.75%) AngularJS
2 24 (30.00%) CSS
2 24 (30.00%) HTML
3 22 (27.50%) Spring
3 22 (27.50%) Web Services
4 15 (18.75%) HTML5
5 14 (17.50%) Kafka
5 14 (17.50%) Redux
6 13 (16.25%) React
7 12 (15.00%) .NET
7 12 (15.00%) JMS
7 12 (15.00%) jQuery
7 12 (15.00%) JSON
8 11 (13.75%) Spring Boot
9 10 (12.50%) Hibernate
9 10 (12.50%) Reactive Extensions
10 9 (11.25%) Middleware
10 9 (11.25%) Node.js
10 9 (11.25%) WCF
11 8 (10.00%) Apache Camel
Miscellaneous
1 11 (13.75%) Enterprise Software
2 9 (11.25%) Clustering
3 7 (8.75%) User Experience
4 6 (7.50%) Fixed Income
5 5 (6.25%) Analytical Skills
6 3 (3.75%) Mobile App
6 3 (3.75%) Video on Demand
7 2 (2.50%) Algorithms
7 2 (2.50%) Data Structures
8 1 (1.25%) Cloud Native
8 1 (1.25%) CMDB
8 1 (1.25%) Foreign Exchange (FX)
8 1 (1.25%) Linux Command Line
8 1 (1.25%) Private Cloud
8 1 (1.25%) Public Cloud
Operating Systems
1 18 (22.50%) Linux
2 7 (8.75%) Android
3 4 (5.00%) Unix
4 2 (2.50%) Windows
Processes & Methodologies
1 42 (52.50%) Agile Software Development
2 40 (50.00%) Microservices
3 22 (27.50%) Continuous Integration
4 19 (23.75%) OO
5 17 (21.25%) Performance Tuning
6 15 (18.75%) Scrum
7 14 (17.50%) TDD
8 13 (16.25%) Multithreading
9 11 (13.75%) Test Automation
10 10 (12.50%) Open Source
11 9 (11.25%) High Availability
11 9 (11.25%) Scalability Testing
11 9 (11.25%) SDLC
11 9 (11.25%) Software Engineering
11 9 (11.25%) Unit Testing
11 9 (11.25%) Web Development
12 8 (10.00%) BDD
12 8 (10.00%) DevOps
13 7 (8.75%) Android Development
13 7 (8.75%) API Development
Programming Languages
1 42 (52.50%) Java
2 39 (48.75%) JavaScript
3 22 (27.50%) Python
4 17 (21.25%) C#
5 13 (16.25%) SQL
6 12 (15.00%) Java 8
6 12 (15.00%) TypeScript
7 5 (6.25%) Kotlin
8 4 (5.00%) Perl
8 4 (5.00%) PHP
8 4 (5.00%) PL/SQL
9 2 (2.50%) Bash Shell
9 2 (2.50%) C
9 2 (2.50%) C++
9 2 (2.50%) Groovy
9 2 (2.50%) PowerShell
10 1 (1.25%) Erlang
10 1 (1.25%) Shell Script
Qualifications
1 2 (2.50%) Degree
1 2 (2.50%) SC Cleared
1 2 (2.50%) Security Cleared
2 1 (1.25%) AWS Certification
2 1 (1.25%) Computer Science Degree
2 1 (1.25%) ISEB
2 1 (1.25%) ISTQB Foundation Certification
Quality Assurance & Compliance
1 3 (3.75%) MiFID
1 3 (3.75%) QA
System Software
1 13 (16.25%) Docker
Systems Management
1 9 (11.25%) Kubernetes
2 2 (2.50%) Terraform
3 1 (1.25%) Docker Swarm
3 1 (1.25%) Rundeck
3 1 (1.25%) Single Sign-On
Vendors
1 14 (17.50%) Oracle
2 4 (5.00%) Microsoft
2 4 (5.00%) ServiceNow
3 2 (2.50%) Atlassian
3 2 (2.50%) Micro Focus
3 2 (2.50%) MuleSoft
3 2 (2.50%) Murex
3 2 (2.50%) RedGate
3 2 (2.50%) Salesforce.com
3 2 (2.50%) Splunk
3 2 (2.50%) Sybase
3 2 (2.50%) WSO2
4 1 (1.25%) Adobe
4 1 (1.25%) Google
4 1 (1.25%) HP