Period
to 30 March 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 30 March 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
30 Mar 2020
Same period 2019 Same period 2018
Rank 83 59 62
Rank change year-on-year -24 +3 +10
Contract jobs citing RESTful 109 253 277
As % of all contract jobs advertised in the City of London 2.55% 3.72% 3.87%
As % of the Libraries, Frameworks & Software Standards category 7.39% 9.83% 10.23%
Number of daily rates quoted 88 209 231
Median daily rate £520 £525 £490
Median daily rate % change year-on-year -0.95% +7.14% -2.00%
10th Percentile £396 £423 £400
90th Percentile £638 £677 £625
Central London median daily rate £500 £538 £500
% change year-on-year -6.98% +7.50% +1.27%
Number of hourly rates quoted 3 0 0
Median hourly rate £35.00 - -
Central London median hourly rate £35.00 - -

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 1,474 2,574 2,707
As % of all contract IT jobs advertised in the City of London 34.43% 37.81% 37.80%
Number of daily rates quoted 1,167 2,083 2,289
Median daily rate £525 £525 £520
Median daily rate % change year-on-year - +0.96% +8.33%
10th Percentile £387 £407 £363
90th Percentile £675 £675 £675
Central London median daily rate £525 £525 £500
% change year-on-year - +5.00% +5.26%
Number of hourly rates quoted 9 7 13
Median hourly rate £35.00 £35.00 £21.50
Median hourly rate % change year-on-year - +62.79% -30.42%
10th Percentile £24.50 £16.70 £21.25
90th Percentile £62.00 £92.20 £63.65
Median hourly rate £35.00 £35.00 £21.50
% change year-on-year - +62.79% -30.42%

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 30 March 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

RESTful
Hourly Rate Histogram in the City of London

Hourly rate distribution of jobs citing RESTful in the City of London over the 6 months to 30 March 2020.

Hourly rate histogram for RESTful in the City of London

RESTful
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 RESTful within the City of London region over the 6 months to 30 March 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 +10 1 £400 -27.27%
RESTful
Central London

For the 6 months to 30 March 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 68 (62.39%) Agile Software Development
2 51 (46.79%) Java
3 44 (40.37%) Web Services
4 40 (36.70%) Microservices
5 38 (34.86%) TDD
6 34 (31.19%) JavaScript
7 30 (27.52%) Spring
8 29 (26.61%) CSS
9 28 (25.69%) HTML
9 28 (25.69%) Git (software)
9 28 (25.69%) DevOps
10 26 (23.85%) Scrum
11 25 (22.94%) Azure
12 22 (20.18%) C#
12 22 (20.18%) Test Automation
12 22 (20.18%) Continuous Integration
13 21 (19.27%) React
13 21 (19.27%) SDLC
14 20 (18.35%) SQL
15 19 (17.43%) Finance
15 19 (17.43%) Node.js
15 19 (17.43%) AngularJS
16 18 (16.51%) OOP
16 18 (16.51%) Docker
17 17 (15.60%) Kotlin
17 17 (15.60%) Python
17 17 (15.60%) GitHub
18 16 (14.68%) HTML5
18 16 (14.68%) Degree
18 16 (14.68%) User Experience

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 10 (9.17%) Confluence
2 6 (5.50%) WebLogic
2 6 (5.50%) WebSphere
3 5 (4.59%) Apache Spark
3 5 (4.59%) Elasticsearch
4 4 (3.67%) CMS
5 2 (1.83%) Apache
5 2 (1.83%) IIS
5 2 (1.83%) Umbraco
6 1 (0.92%) JBoss
6 1 (0.92%) Mule
6 1 (0.92%) nginx
6 1 (0.92%) Oracle Coherence
Applications
1 3 (2.75%) Zeplin
2 2 (1.83%) Figma
Business Applications
1 2 (1.83%) Dynamics CRM
2 1 (0.92%) Salesforce.com CRM
Cloud Services
1 25 (22.94%) Azure
2 17 (15.60%) GitHub
3 12 (11.01%) AWS
4 7 (6.42%) GCP
5 5 (4.59%) PaaS
6 4 (3.67%) Serverless
7 3 (2.75%) Amazon Kinesis
8 2 (1.83%) Amazon CloudWatch
8 2 (1.83%) Amazon EKS
8 2 (1.83%) Azure Active Directory
8 2 (1.83%) Dynamics 365
8 2 (1.83%) Firebase
8 2 (1.83%) npm
8 2 (1.83%) OpenShift
9 1 (0.92%) Amazon SQS
9 1 (0.92%) Apigee
9 1 (0.92%) AWS IoT
9 1 (0.92%) AWS Lambda
9 1 (0.92%) Datadog
9 1 (0.92%) Salesforce Sales Cloud
Communications & Networking
1 8 (7.34%) HTTP
2 3 (2.75%) TCP/IP
3 1 (0.92%) DNS
3 1 (0.92%) SSL
Database & Business Intelligence
1 13 (11.93%) NoSQL
2 11 (10.09%) MySQL
2 11 (10.09%) Relational Database
3 9 (8.26%) Azure SQL Database
3 9 (8.26%) SQL Server
4 7 (6.42%) RDBMS
5 6 (5.50%) Big Data
5 6 (5.50%) MongoDB
6 5 (4.59%) Redis
7 3 (2.75%) Apache Cassandra
7 3 (2.75%) Hadoop
7 3 (2.75%) PostgreSQL
7 3 (2.75%) SQL Server 2008
8 2 (1.83%) DB2
9 1 (0.92%) Amazon DynamoDB
9 1 (0.92%) HBase
9 1 (0.92%) InfluxDB
9 1 (0.92%) MemSQL
9 1 (0.92%) Oracle Database
Development Applications
1 28 (25.69%) Git (software)
2 15 (13.76%) Jenkins
3 14 (12.84%) JUnit
4 12 (11.01%) JIRA
5 10 (9.17%) Mockito
6 8 (7.34%) git-flow
6 8 (7.34%) JMeter
6 8 (7.34%) Maven
6 8 (7.34%) TeamCity
7 7 (6.42%) Gradle
7 7 (6.42%) SpecFlow
8 6 (5.50%) Ant
9 4 (3.67%) Selenium
10 3 (2.75%) Bitbucket
10 3 (2.75%) CircleCI
10 3 (2.75%) Cucumber
10 3 (2.75%) Cypress.io
10 3 (2.75%) Team Foundation Server
10 3 (2.75%) TestNG
11 2 (1.83%) REST Assured
General
1 19 (17.43%) Finance
2 9 (8.26%) Banking
3 8 (7.34%) Games
4 6 (5.50%) Back Office
5 3 (2.75%) Investment Banking
6 2 (1.83%) Front Office
6 2 (1.83%) Housing Association
6 2 (1.83%) Publishing
7 1 (0.92%) Advertising
7 1 (0.92%) Electronics
7 1 (0.92%) Financial Institution
7 1 (0.92%) Legal
7 1 (0.92%) Marketing
7 1 (0.92%) Public Sector
7 1 (0.92%) Retail
7 1 (0.92%) Telecoms
Job Titles
1 82 (75.23%) Developer
2 23 (21.10%) Java Developer
3 11 (10.09%) .NET Developer
3 11 (10.09%) Azure Developer
3 11 (10.09%) C# Developer
3 11 (10.09%) Senior Developer
4 9 (8.26%) Full Stack Developer
5 6 (5.50%) Backend Developer
5 6 (5.50%) DevOps Engineer
5 6 (5.50%) React Developer
6 5 (4.59%) JavaScript Developer
7 4 (3.67%) Angular Developer
7 4 (3.67%) AWS Developer
7 4 (3.67%) Azure DevOps
7 4 (3.67%) C# .NET Developer
7 4 (3.67%) DevOps Developer
7 4 (3.67%) iOS Developer
7 4 (3.67%) Java Engineer
7 4 (3.67%) Node.js Developer
7 4 (3.67%) Senior Java Developer
Libraries, Frameworks & Software Standards
1 44 (40.37%) Web Services
2 30 (27.52%) Spring
3 29 (26.61%) CSS
4 28 (25.69%) HTML
5 21 (19.27%) React
6 19 (17.43%) AngularJS
6 19 (17.43%) Node.js
7 16 (14.68%) HTML5
8 14 (12.84%) .NET
9 11 (10.09%) RxJava
10 10 (9.17%) Spring Boot
11 9 (8.26%) Kafka
12 8 (7.34%) GraphQL
12 8 (7.34%) Jest
12 8 (7.34%) JSON
13 7 (6.42%) SOAP
13 7 (6.42%) XML
14 6 (5.50%) .NET Core
14 6 (5.50%) J2EE
14 6 (5.50%) Redux
Miscellaneous
1 16 (14.68%) User Experience
2 14 (12.84%) Greenfield Project
3 10 (9.17%) Mobile App
4 8 (7.34%) Data Structures
4 8 (7.34%) Enterprise Software
4 8 (7.34%) Mobile Payment
5 6 (5.50%) Hedge funds
5 6 (5.50%) Self-Motivation
6 4 (3.67%) Video\Live Streaming
7 3 (2.75%) Algorithms
7 3 (2.75%) Analytical Skills
7 3 (2.75%) Over-the-Top Content
8 2 (1.83%) Data Centre
8 2 (1.83%) iPad
8 2 (1.83%) Video on Demand
9 1 (0.92%) Cloud Native
9 1 (0.92%) Derivative
9 1 (0.92%) Equities
9 1 (0.92%) Interest Rate Derivative
9 1 (0.92%) Tandem
Operating Systems
1 8 (7.34%) Linux
2 5 (4.59%) Android
3 4 (3.67%) Apple iOS
4 3 (2.75%) Unix
5 1 (0.92%) Mac OS X
5 1 (0.92%) Windows
Processes & Methodologies
1 68 (62.39%) Agile Software Development
2 40 (36.70%) Microservices
3 38 (34.86%) TDD
4 28 (25.69%) DevOps
5 26 (23.85%) Scrum
6 22 (20.18%) Continuous Integration
6 22 (20.18%) Test Automation
7 21 (19.27%) SDLC
8 18 (16.51%) OOP
9 15 (13.76%) Multithreading
10 14 (12.84%) Open Source
10 14 (12.84%) Web Development
11 13 (11.93%) BDD
11 13 (11.93%) Fintech
11 13 (11.93%) OO
11 13 (11.93%) Unit Testing
12 12 (11.01%) API Development
12 12 (11.01%) Computer Science
12 12 (11.01%) Kanban
13 11 (10.09%) SOLID
Programming Languages
1 51 (46.79%) Java
2 34 (31.19%) JavaScript
3 22 (20.18%) C#
4 20 (18.35%) SQL
5 17 (15.60%) Kotlin
5 17 (15.60%) Python
6 12 (11.01%) TypeScript
7 8 (7.34%) Scala
8 7 (6.42%) Java 8
9 6 (5.50%) Ruby
10 4 (3.67%) Apple Swift
11 3 (2.75%) C
11 3 (2.75%) Go
11 3 (2.75%) Groovy
11 3 (2.75%) PHP
11 3 (2.75%) T-SQL
12 2 (1.83%) C++
13 1 (0.92%) Haskell
13 1 (0.92%) Objective-C
13 1 (0.92%) XPath
Qualifications
1 16 (14.68%) Degree
2 6 (5.50%) Computer Science Degree
3 2 (1.83%) SC Cleared
3 2 (1.83%) Security Cleared
4 1 (0.92%) PMI Certification
4 1 (0.92%) PRINCE2 Certification
Quality Assurance & Compliance
1 7 (6.42%) QA
System Software
1 18 (16.51%) Docker
2 2 (1.83%) Active Directory
2 2 (1.83%) Apache Flume
2 2 (1.83%) HDFS
Systems Management
1 13 (11.93%) Kubernetes
2 6 (5.50%) Ansible
3 3 (2.75%) Kibana
3 3 (2.75%) Puppet
4 2 (1.83%) MIIS
4 2 (1.83%) Terraform
5 1 (0.92%) Graphite
5 1 (0.92%) logstash
5 1 (0.92%) Single Sign-On
Vendors
1 9 (8.26%) Atlassian
2 6 (5.50%) Google
3 2 (1.83%) Microsoft
3 2 (1.83%) New Relic
3 2 (1.83%) Oracle
3 2 (1.83%) Salesforce.com
3 2 (1.83%) Splunk
4 1 (0.92%) Bloomberg
4 1 (0.92%) CA
4 1 (0.92%) CA Agile Central
4 1 (0.92%) ForgeRock
4 1 (0.92%) IBM
4 1 (0.92%) MuleSoft
4 1 (0.92%) Okta
4 1 (0.92%) Perforce
4 1 (0.92%) Ping Identity
4 1 (0.92%) Sybase