Period
to 29 September 2020

The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for RESTful skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited RESTful over the 6 months to 29 September 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.

RESTful
Central London > City of London
6 months to
29 Sep 2020
Same period 2019 Same period 2018
Rank 79 74 66
Rank change year-on-year -5 -8 +10
Contract jobs citing RESTful 43 196 268
As % of all contract jobs advertised in the City of London 2.39% 3.22% 3.86%
As % of the Libraries, Frameworks & Software Standards category 8.01% 8.99% 9.53%
Number of daily rates quoted 43 151 238
Median daily rate £568 £550 £525
Median daily rate % change year-on-year +3.27% +4.76% +5.00%
10th Percentile £453 £425 £413
90th Percentile £688 £699 £638
Central London median daily rate £568 £550 £521
% change year-on-year +3.27% +5.52% +4.25%
Number of hourly rates quoted 0 1 0
Median hourly rate - £52.00 -
Central London median hourly rate - £52.00 -

RESTful 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 537 2,181 2,811
As % of all contract IT jobs advertised in the City of London 29.87% 35.78% 40.51%
Number of daily rates quoted 395 1,770 2,338
Median daily rate £525 £538 £525
Median daily rate % change year-on-year -2.33% +2.38% +5.00%
10th Percentile £363 £406 £381
90th Percentile £688 £675 £675
Central London median daily rate £525 £525 £525
Number of hourly rates quoted 7 7 8
Median hourly rate £35.00 £44.57 £32.00
Median hourly rate % change year-on-year -21.46% +39.27% +31.36%
10th Percentile £29.05 £21.85 £19.14
90th Percentile £43.10 £57.60 £73.98
Median hourly rate £35.00 £44.57 £32.00
% change year-on-year -21.46% +39.27% +48.84%

RESTful
Job Vacancy Trend in the City of London

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

Job vacancy trend for RESTful in the City of London

RESTful
Contractor Daily Rate Trend in the City of London

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

Daily rate trend for RESTful in the City of London

RESTful
Daily Rate Histogram in the City of London

Daily rate distribution for jobs citing RESTful in the City of London over the 6 months to 29 September 2020.

Daily rate histogram for RESTful in the City of London

RESTful
Contractor Hourly Rate Trend in the City of London

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

Hourly rate trend for RESTful in the City of London

For the 6 months to 29 September 2020, IT contractor jobs citing RESTful 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 RESTful.

1 32 (74.42%) Java
2 31 (72.09%) Microservices
3 21 (48.84%) Spring
4 19 (44.19%) Azure
4 19 (44.19%) AWS
5 18 (41.86%) Agile Software Development
5 18 (41.86%) Docker
6 14 (32.56%) Test Automation
6 14 (32.56%) NoSQL
6 14 (32.56%) Kotlin
7 13 (30.23%) Kubernetes
7 13 (30.23%) DevOps
8 12 (27.91%) GCP
9 11 (25.58%) Continuous Delivery
9 11 (25.58%) SDLC
10 10 (23.26%) MongoDB
10 10 (23.26%) Spring Security
10 10 (23.26%) Continuous Integration
10 10 (23.26%) TDD
10 10 (23.26%) Finance
11 9 (20.93%) C#
11 9 (20.93%) Software Engineering
12 8 (18.60%) AOP
12 8 (18.60%) SQL
12 8 (18.60%) HTTPS
12 8 (18.60%) SSL
12 8 (18.60%) JAAS
12 8 (18.60%) Guice
12 8 (18.60%) Open Source
12 8 (18.60%) Dependency Injection

RESTful
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 5 (11.63%) Apache Spark
Cloud Services
1 19 (44.19%) AWS
1 19 (44.19%) Azure
2 12 (27.91%) GCP
3 7 (16.28%) GitHub
4 2 (4.65%) Power Platform
4 2 (4.65%) Serverless
4 2 (4.65%) Slack
5 1 (2.33%) Amazon ECS
5 1 (2.33%) AWS Fargate
5 1 (2.33%) Cloud Computing
5 1 (2.33%) Logic Apps
Communications & Networking
1 8 (18.60%) HTTPS
1 8 (18.60%) SSL
2 3 (6.98%) HTTP
3 1 (2.33%) Internet
Database & Business Intelligence
1 14 (32.56%) NoSQL
2 10 (23.26%) MongoDB
3 3 (6.98%) MySQL
3 3 (6.98%) Redis
4 2 (4.65%) Big Data
4 2 (4.65%) PostgreSQL
4 2 (4.65%) Power BI
5 1 (2.33%) Cosmos DB
5 1 (2.33%) Couchbase
5 1 (2.33%) Flink
5 1 (2.33%) Hadoop
5 1 (2.33%) Hazelcast
5 1 (2.33%) Relational Database
Development Applications
1 7 (16.28%) Git (software)
1 7 (16.28%) JUnit
2 6 (13.95%) Gradle
3 5 (11.63%) Jenkins
3 5 (11.63%) Maven
3 5 (11.63%) Mockito
4 3 (6.98%) Bitbucket
4 3 (6.98%) Cucumber
5 2 (4.65%) JMeter
5 2 (4.65%) NeoLoad
5 2 (4.65%) NUnit
5 2 (4.65%) Postman
5 2 (4.65%) Selenium
5 2 (4.65%) SpecFlow
5 2 (4.65%) Team Foundation Server
5 2 (4.65%) TestNG
5 2 (4.65%) WebLOAD
6 1 (2.33%) Android Studio
6 1 (2.33%) Gatling
6 1 (2.33%) git-flow
General
1 10 (23.26%) Finance
2 6 (13.95%) Front Office
3 5 (11.63%) Games
4 2 (4.65%) Banking
4 2 (4.65%) Public Sector
5 1 (2.33%) Investment Banking
5 1 (2.33%) Pharmaceutical
5 1 (2.33%) Retail Banking
Job Titles
1 33 (76.74%) Developer
2 15 (34.88%) Java Developer
3 10 (23.26%) Full Stack Developer
4 5 (11.63%) .NET Developer
4 5 (11.63%) C# .NET Developer
4 5 (11.63%) C# Developer
4 5 (11.63%) React Developer
5 3 (6.98%) AWS Developer
5 3 (6.98%) DevOps Engineer
5 3 (6.98%) Python Developer
5 3 (6.98%) Software Developer
6 2 (4.65%) Cybersecurity Engineer
6 2 (4.65%) DevOps Developer
6 2 (4.65%) Security Engineer
6 2 (4.65%) Senior Developer
6 2 (4.65%) Senior Software Developer
6 2 (4.65%) Software Engineer
6 2 (4.65%) Software Test Engineer
6 2 (4.65%) Test Development Engineer
6 2 (4.65%) Test Engineer
Libraries, Frameworks & Software Standards
1 21 (48.84%) Spring
2 10 (23.26%) Spring Security
3 8 (18.60%) Guice
3 8 (18.60%) JAAS
3 8 (18.60%) React
4 7 (16.28%) .NET
4 7 (16.28%) Spring Boot
5 6 (13.95%) .NET Core
5 6 (13.95%) Kafka
6 5 (11.63%) AngularJS
6 5 (11.63%) ASP.NET Web API
6 5 (11.63%) GraphQL
6 5 (11.63%) Web Services
7 4 (9.30%) CSS
8 3 (6.98%) Django
8 3 (6.98%) RabbitMQ
9 2 (4.65%) HTML
9 2 (4.65%) HTML5
9 2 (4.65%) Node.js
9 2 (4.65%) Spring Integration
Miscellaneous
1 4 (9.30%) Greenfield Project
2 2 (4.65%) Enterprise Software
3 1 (2.33%) Cloud Native
3 1 (2.33%) Grid Computing
3 1 (2.33%) Mobile App
3 1 (2.33%) Mobile Payment
3 1 (2.33%) Self-Motivation
3 1 (2.33%) User Experience
Operating Systems
1 5 (11.63%) Linux
2 1 (2.33%) Android
Processes & Methodologies
1 31 (72.09%) Microservices
2 18 (41.86%) Agile Software Development
3 14 (32.56%) Test Automation
4 13 (30.23%) DevOps
5 11 (25.58%) Continuous Delivery
5 11 (25.58%) SDLC
6 10 (23.26%) Continuous Integration
6 10 (23.26%) TDD
7 9 (20.93%) Software Engineering
8 8 (18.60%) AOP
8 8 (18.60%) Dependency Injection
8 8 (18.60%) Open Source
9 7 (16.28%) Scrum
10 6 (13.95%) BDD
10 6 (13.95%) Web Development
11 5 (11.63%) Computer Science
12 4 (9.30%) Fintech
12 4 (9.30%) Unit Testing
12 4 (9.30%) User Stories
13 3 (6.98%) API Development
Programming Languages
1 32 (74.42%) Java
2 14 (32.56%) Kotlin
3 9 (20.93%) C#
4 8 (18.60%) Java 8
4 8 (18.60%) SQL
5 7 (16.28%) Python
6 6 (13.95%) JavaScript
7 3 (6.98%) Scala
8 2 (4.65%) Ruby
9 1 (2.33%) Go
9 1 (2.33%) Groovy
9 1 (2.33%) PHP
9 1 (2.33%) PHP 7
Qualifications
1 4 (9.30%) Security Cleared
2 2 (4.65%) Computer Science Degree
2 2 (4.65%) Degree
2 2 (4.65%) DV Cleared
Quality Assurance & Compliance
1 2 (4.65%) QA
System Software
1 18 (41.86%) Docker
2 1 (2.33%) HDFS
Systems Management
1 13 (30.23%) Kubernetes
2 3 (6.98%) Prometheus
2 3 (6.98%) Terraform
2 3 (6.98%) Zipkin
3 2 (4.65%) Grafana
4 1 (2.33%) Ansible
4 1 (2.33%) Puppet
Vendors
1 2 (4.65%) Google
1 2 (4.65%) Splunk
1 2 (4.65%) Tableau