Period
to 14 December 2019

The following table provides summary statistics for contract job vacancies advertised in Central 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 14 December 2019 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
London > Central London
6 months to
14 Dec 2019
Same period 2018 Same period 2017
Rank 74 64 78
Rank change year-on-year -10 +14 +6
Contract jobs citing RESTful 219 363 282
As % of all contract IT jobs advertised in Central London 3.13% 3.90% 3.25%
As % of the Libraries, Frameworks & Software Standards category 8.68% 9.50% 8.66%
Number of daily rates quoted 171 323 242
Central London median daily rate £513 £525 £500
Median daily rate % change year-on-year -2.38% +5.00% +5.26%
10th Percentile £381 £410 £373
90th Percentile £625 £638 £638
London median daily rate £505 £525 £500
% change year-on-year -3.81% +5.00% +8.11%
Number of hourly rates quoted 2 0 0
Central London median hourly rate £57.67 - -
London median hourly rate £48.85 £100.50 £71.50
% change year-on-year -51.39% +40.56% -

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 Central London with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
Central London
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 2,523 3,820 3,255
As % of all contract IT jobs advertised in Central London 36.08% 41.01% 37.53%
Number of daily rates quoted 2,009 3,119 2,700
Central London median daily rate £525 £525 £500
Median daily rate % change year-on-year - +5.00% +5.26%
10th Percentile £381 £388 £363
90th Percentile £675 £650 £650
London median daily rate £525 £525 £500
% change year-on-year - +5.00% +5.26%
Number of hourly rates quoted 5 4 12
Central London median hourly rate £52.00 £27.00 £21.50
Median hourly rate % change year-on-year +92.59% +25.58% -38.57%
10th Percentile £26.75 £15.35 £18.55
90th Percentile £65.00 £81.03 £29.96
London median hourly rate £47.83 £36.75 £29.00
% change year-on-year +30.15% +26.72% -29.48%

RESTful
Job Vacancy Trend in Central London

Job postings citing RESTful as a percentage of all IT jobs advertised in Central London.

Job vacancy trend for RESTful in Central London

RESTful
Contractor Daily Rate Trend in Central London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing RESTful in Central London.

Contractor daily rate trend for RESTful in Central London

RESTful
Contractor Daily Rate Histogram in Central London

The daily rate distribution of IT jobs citing RESTful in Central London over the 6 months to 14 December 2019.

Contractor daily rate histogram for RESTful in Central London

RESTful
Contractor Hourly Rate Trend in Central London

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing RESTful in Central London.

Contractor hourly rate trend for RESTful in Central London

RESTful
Contract Job Locations in Central 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 Central London region over the 6 months to 14 December 2019. 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
City of London -8 162 £525 - 108
West End of London +8 5 £388 -29.55%
Southwark +2 5 £525 -8.70%
City of Westminster -18 4 £538 -2.27%
Kensington and Chelsea - 2 £275 -
RESTful
London

For the 6 months to 14 December 2019, 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 Central London region with a requirement for RESTful.

1 130 (59.36%) Agile Software Development
2 98 (44.75%) Java
3 91 (41.55%) Microservices
4 87 (39.73%) TDD
5 67 (30.59%) JavaScript
6 63 (28.77%) Test Automation
7 59 (26.94%) DevOps
8 58 (26.48%) Scrum
9 55 (25.11%) Web Services
10 51 (23.29%) AWS
11 50 (22.83%) BDD
12 46 (21.00%) HTML
12 46 (21.00%) Finance
13 45 (20.55%) Node.js
14 44 (20.09%) SQL
14 44 (20.09%) CSS
15 41 (18.72%) Azure
15 41 (18.72%) Git (software)
16 38 (17.35%) Python
17 35 (15.98%) C#
18 34 (15.53%) AngularJS
19 32 (14.61%) Spring
19 32 (14.61%) Unit Testing
20 31 (14.16%) Docker
21 29 (13.24%) Kanban
21 29 (13.24%) .NET
21 29 (13.24%) OOP
22 28 (12.79%) SOAP
22 28 (12.79%) Continuous Integration
23 27 (12.33%) OO

RESTful
Co-occurring IT Skills in Central 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 19 (8.68%) Confluence
2 9 (4.11%) Elasticsearch
3 5 (2.28%) CMS
3 5 (2.28%) IIS
4 4 (1.83%) Apache Spark
4 4 (1.83%) WebLogic
4 4 (1.83%) WebSphere
5 3 (1.37%) Oracle Coherence
6 2 (0.91%) Apache
6 2 (0.91%) Apache Solr
6 2 (0.91%) Cloud Foundry
6 2 (0.91%) Ethereum
6 2 (0.91%) Hyperledger
6 2 (0.91%) JBoss
6 2 (0.91%) OpenStack
6 2 (0.91%) SharePoint
6 2 (0.91%) WordPress
7 1 (0.46%) Drupal
7 1 (0.46%) Mule
7 1 (0.46%) NServiceBus
Applications
1 1 (0.46%) Microsoft PowerPoint
1 1 (0.46%) MS Visio
1 1 (0.46%) Zeplin
Business Applications
1 3 (1.37%) Dynamics CRM
2 2 (0.91%) Distributed Ledger
2 2 (0.91%) Oracle Cash Management
2 2 (0.91%) R3 Corda
3 1 (0.46%) Remedy ITSM
3 1 (0.46%) Salesforce.com CRM
Cloud Services
1 51 (23.29%) AWS
2 41 (18.72%) Azure
3 21 (9.59%) GitHub
4 14 (6.39%) Serverless
5 10 (4.57%) AWS Lambda
6 9 (4.11%) PaaS
7 7 (3.20%) GCP
8 5 (2.28%) npm
9 4 (1.83%) Azure Active Directory
9 4 (1.83%) Azure Functions
9 4 (1.83%) IaaS
9 4 (1.83%) OpenShift
10 3 (1.37%) Amazon EC2
10 3 (1.37%) Amazon Kinesis
10 3 (1.37%) Amazon SQS
10 3 (1.37%) Apigee
10 3 (1.37%) AWS IoT
10 3 (1.37%) SaaS
11 2 (0.91%) Firebase
11 2 (0.91%) Power Platform
Communications & Networking
1 10 (4.57%) HTTP
2 2 (0.91%) NAS
2 2 (0.91%) Peer-to-Peer Networking
2 2 (0.91%) SAN
2 2 (0.91%) VPN
3 1 (0.46%) Internet
3 1 (0.46%) TCP/IP
Database & Business Intelligence
1 27 (12.33%) NoSQL
2 25 (11.42%) Relational Database
3 19 (8.68%) SQL Server
4 17 (7.76%) MongoDB
5 16 (7.31%) MySQL
6 14 (6.39%) PostgreSQL
7 12 (5.48%) Redis
8 11 (5.02%) Apache Cassandra
9 10 (4.57%) Azure SQL Database
10 8 (3.65%) Blockchain
10 8 (3.65%) Couchbase
10 8 (3.65%) RDBMS
11 6 (2.74%) Amazon DynamoDB
11 6 (2.74%) DB2
12 3 (1.37%) Big Data
12 3 (1.37%) InfluxDB
12 3 (1.37%) Oracle Database
12 3 (1.37%) SQL Server 2008
13 2 (0.91%) Data Warehouse
13 2 (0.91%) Hazelcast
Development Applications
1 41 (18.72%) Git (software)
2 23 (10.50%) Selenium
3 22 (10.05%) JIRA
4 17 (7.76%) Cucumber
5 15 (6.85%) Jenkins
5 15 (6.85%) JMeter
6 13 (5.94%) JUnit
6 13 (5.94%) Maven
7 8 (3.65%) Gradle
8 7 (3.20%) Mockito
8 7 (3.20%) REST Assured
8 7 (3.20%) TeamCity
9 6 (2.74%) Mocha
9 6 (2.74%) Team Foundation Server
10 5 (2.28%) SpecFlow
10 5 (2.28%) TestNG
10 5 (2.28%) webpack
11 4 (1.83%) git-flow
11 4 (1.83%) Jasmine
11 4 (1.83%) Octopus Deploy
General
1 46 (21.00%) Finance
2 20 (9.13%) Banking
3 11 (5.02%) Law
4 9 (4.11%) Back Office
4 9 (4.11%) Retail
5 7 (3.20%) Public Sector
6 6 (2.74%) Front Office
7 4 (1.83%) Telecoms
8 3 (1.37%) Electronics
8 3 (1.37%) Manufacturing
8 3 (1.37%) Marketing
8 3 (1.37%) Publishing
9 2 (0.91%) Financial Institution
9 2 (0.91%) Games
9 2 (0.91%) Housing Association
9 2 (0.91%) Investment Banking
10 1 (0.46%) Advertising
10 1 (0.46%) Legal
10 1 (0.46%) Retail Banking
Job Titles
1 150 (68.49%) Developer
2 33 (15.07%) Java Developer
3 27 (12.33%) Senior Developer
4 19 (8.68%) Java Engineer
5 18 (8.22%) .NET Developer
6 17 (7.76%) C# Developer
7 15 (6.85%) Full Stack Developer
8 14 (6.39%) React Developer
9 13 (5.94%) Front End Developer (Client-Side Developer)
10 10 (4.57%) Node.js Developer
11 9 (4.11%) JavaScript Developer
12 8 (3.65%) Automation Tester
12 8 (3.65%) C# .NET Developer
12 8 (3.65%) Senior Java Developer
12 8 (3.65%) Software Developer
12 8 (3.65%) Tester
13 7 (3.20%) DevOps Engineer
13 7 (3.20%) Python Developer
13 7 (3.20%) Salesforce Developer
14 6 (2.74%) Ruby Developer
Libraries, Frameworks & Software Standards
1 55 (25.11%) Web Services
2 46 (21.00%) HTML
3 45 (20.55%) Node.js
4 44 (20.09%) CSS
5 34 (15.53%) AngularJS
6 32 (14.61%) Spring
7 29 (13.24%) .NET
8 28 (12.79%) SOAP
9 25 (11.42%) React
10 21 (9.59%) Kafka
11 18 (8.22%) HTML5
12 17 (7.76%) REST
13 14 (6.39%) JSON
14 13 (5.94%) Jest
15 12 (5.48%) Spring Boot
16 11 (5.02%) .NET Framework
16 11 (5.02%) Django
17 10 (4.57%) Twitter Bootstrap
18 9 (4.11%) ASP.NET
18 9 (4.11%) ASP.NET Web API
Miscellaneous
1 16 (7.31%) Greenfield Project
1 16 (7.31%) User Experience
2 10 (4.57%) Algorithms
2 10 (4.57%) Data Structures
2 10 (4.57%) Mobile App
3 8 (3.65%) Self-Motivation
4 7 (3.20%) Hedge funds
5 6 (2.74%) Public Cloud
6 4 (1.83%) Blog
6 4 (1.83%) Data Centre
6 4 (1.83%) Enterprise Software
6 4 (1.83%) Mobile Payment
6 4 (1.83%) Video\Live Streaming
7 3 (1.37%) Analytical Skills
7 3 (1.37%) Cloud Native
7 3 (1.37%) Derivative
7 3 (1.37%) Interest Rate Derivative
7 3 (1.37%) Over-the-Top Content
7 3 (1.37%) Replication
7 3 (1.37%) Tandem
Operating Systems
1 25 (11.42%) Linux
2 11 (5.02%) Unix
3 10 (4.57%) Windows
4 9 (4.11%) Apple iOS
5 7 (3.20%) Android
6 4 (1.83%) Mac OS
6 4 (1.83%) Mac OS X
7 2 (0.91%) Red Hat Enterprise Linux
7 2 (0.91%) Solaris
7 2 (0.91%) SUSE Linux Enterprise Server
7 2 (0.91%) VMS
8 1 (0.46%) Windows Server 2008
8 1 (0.46%) Windows Server 2012
Processes & Methodologies
1 130 (59.36%) Agile Software Development
2 91 (41.55%) Microservices
3 87 (39.73%) TDD
4 63 (28.77%) Test Automation
5 59 (26.94%) DevOps
6 58 (26.48%) Scrum
7 50 (22.83%) BDD
8 32 (14.61%) Unit Testing
9 29 (13.24%) Kanban
9 29 (13.24%) OOP
10 28 (12.79%) Continuous Integration
11 27 (12.33%) OO
11 27 (12.33%) SOLID
12 22 (10.05%) Front End Development
13 21 (9.59%) Multithreading
13 21 (9.59%) Pair Programming
13 21 (9.59%) SDLC
14 20 (9.13%) CRM
14 20 (9.13%) Web Development
15 19 (8.68%) Software Engineering
Programming Languages
1 98 (44.75%) Java
2 67 (30.59%) JavaScript
3 44 (20.09%) SQL
4 38 (17.35%) Python
5 35 (15.98%) C#
6 24 (10.96%) Scala
7 18 (8.22%) TypeScript
8 14 (6.39%) Java 8
9 13 (5.94%) Ruby
10 11 (5.02%) Apex Code
10 11 (5.02%) Kotlin
11 8 (3.65%) PHP
12 7 (3.20%) C++
13 6 (2.74%) Apple Swift
13 6 (2.74%) ES6
13 6 (2.74%) Groovy
14 5 (2.28%) C
14 5 (2.28%) Go
14 5 (2.28%) Perl
15 4 (1.83%) PowerShell
Qualifications
1 21 (9.59%) Degree
2 9 (4.11%) Security Cleared
3 7 (3.20%) SC Cleared
4 6 (2.74%) Computer Science Degree
5 2 (0.91%) BPSS Clearance
5 2 (0.91%) Master's Degree
6 1 (0.46%) DBS Check
6 1 (0.46%) ISEB
6 1 (0.46%) ISTQB
6 1 (0.46%) ISTQB Foundation Certification
6 1 (0.46%) PMI Certification
6 1 (0.46%) PRINCE2 Certification
Quality Assurance & Compliance
1 8 (3.65%) QA
2 3 (1.37%) GDPR
3 1 (0.46%) EMIR
3 1 (0.46%) MiFID
3 1 (0.46%) PSD2
System Software
1 31 (14.16%) Docker
2 4 (1.83%) Active Directory
3 2 (0.91%) Hyper-V
3 2 (0.91%) Veritas Cluster Server
3 2 (0.91%) Veritas Volume Manager
3 2 (0.91%) VMware Infrastructure
4 1 (0.46%) Varnish
Systems Management
1 24 (10.96%) Kubernetes
2 5 (2.28%) Ansible
2 5 (2.28%) Marathon
2 5 (2.28%) Mesos
3 4 (1.83%) Graphite
3 4 (1.83%) HP Quality Center
3 4 (1.83%) Puppet
4 2 (0.91%) MIIS
4 2 (0.91%) SCOM
4 2 (0.91%) Single Sign-On
4 2 (0.91%) Terraform
5 1 (0.46%) Grafana
5 1 (0.46%) ITRS Geneos
5 1 (0.46%) Nagios
5 1 (0.46%) ZABBIX
Vendors
1 16 (7.31%) Salesforce.com
2 10 (4.57%) Google
3 9 (4.11%) Microsoft
4 8 (3.65%) Oracle
5 7 (3.20%) Atlassian
6 6 (2.74%) HP
6 6 (2.74%) IBM
7 4 (1.83%) Perforce
7 4 (1.83%) Sybase
8 3 (1.37%) CA
8 3 (1.37%) SAP
8 3 (1.37%) ServiceNow
9 2 (0.91%) Citrix
9 2 (0.91%) EMC
9 2 (0.91%) MuleSoft
9 2 (0.91%) Splunk
9 2 (0.91%) Veritas
9 2 (0.91%) VMware
10 1 (0.46%) Bloomberg
10 1 (0.46%) TIBCO