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 3 months to 23 April 2017 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 / City of London
3 months to
23 Apr 2017
Same period 2016 Same period 2015
Rank 79 99 81
Rank change year-on-year +20 -18  
Contract jobs citing RESTful 85 66 128
As % of all contract IT jobs advertised in the City of London 2.63% 1.90% 2.36%
As % of the Libraries, Frameworks & Software Standards category 7.38% 5.76% 7.83%
Number of daily rates quoted 72 58 94
Median daily rate £488 £475 £425
Median daily rate % change year-on-year +2.63% +11.76%  
90% offered a daily rate of more than £375 £321 £329
10% offered a daily rate of more than £550 £583 £550
UK excluding London median daily rate £415 £405 £375
% change year-on-year +2.46% +8.00%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £36.50 - £40.00

RESTful is in the industry standards, technical specifications and software library and framework skills category. The next 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 industry standards, technical specifications and software library and framework skills.

Contract Software Library & Framework Skills
City of London
Contract job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 1152 1145 1634
As % of all contract IT job vacancies advertised in the City of London 35.63% 32.88% 30.08%
Number of daily rates quoted 943 976 1279
Median daily rate £475 £463 £425
Median daily rate % change year-on-year +2.70% +8.82%  
90% offered a daily rate of more than £338 £313 £315
10% offered a daily rate of more than £600 £600 £590
UK excluding London median daily rate £375 £375 £350
% change year-on-year - +7.14%  
Number of hourly rates quoted 5 3 9
Median hourly rate £26.80 £22.00 £27.37
Median hourly rate % change year-on-year +21.81% -19.62%  
90% offered a hourly rate of more than £24.86 £16.52 £15.64
10% offered a hourly rate of more than £35.00 £34.94 £60.00
UK excluding London median hourly rate £41.50 £38.00 £36.38
% change year-on-year +9.21% +4.46%  

RESTful
Job Vacancy Trend in the City of London

The job posting trend of jobs advertised in the City of London citing RESTful as a proportion of all contract or permanent IT jobs with a match in the Libraries, Frameworks & Software Standards category.

Job vacancy trend for RESTful in the City of London

RESTful
Contractor Daily Rate Trend in the City of London

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

Contractor daily rate trend for RESTful in the City of London

RESTful
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing RESTful in the City of London over the 3 months to 23 April 2017.

Contractor daily rate histogram for RESTful in the City of London

For the 6 months to 23 April 2017, IT contractor jobs citing RESTful also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the City of London region with a requirement for RESTful.

1 130 (67.01%) Agile Software Development
2 107 (55.15%) JavaScript
3 88 (45.36%) TDD
4 83 (42.78%) CSS
5 72 (37.11%) Java
6 67 (34.54%) HTML
7 66 (34.02%) Web Services
8 52 (26.80%) jQuery
9 46 (23.71%) OO
10 42 (21.65%) C#
10 42 (21.65%) REST
11 41 (21.13%) .NET
12 40 (20.62%) Pair Programming
13 38 (19.59%) BDD
14 37 (19.07%) Node.js
15 36 (18.56%) AngularJS
15 36 (18.56%) Scrum
16 34 (17.53%) Continuous Integration
17 33 (17.01%) React
18 32 (16.49%) Unit Testing
18 32 (16.49%) OOP
19 31 (15.98%) JSON
20 30 (15.46%) Microservices
21 29 (14.95%) Git (software)
22 28 (14.43%) Amazon AWS
23 26 (13.40%) SQL
24 25 (12.89%) WebDriver
24 25 (12.89%) RabbitMQ
25 24 (12.37%) NoSQL
26 23 (11.86%) Spring

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 21 (10.82%) Adobe Experience Manager
1 21 (10.82%) Apache
2 10 (5.15%) CMS
2 10 (5.15%) Elasticsearch
3 6 (3.09%) Apache Spark
4 4 (2.06%) Apache Solr
5 3 (1.55%) IIS
5 3 (1.55%) SharePoint
5 3 (1.55%) SharePoint 2010
5 3 (1.55%) SharePoint 2013
6 2 (1.03%) Tomcat
6 2 (1.03%) Umbraco
7 1 (0.52%) Confluence
7 1 (0.52%) EPiServer
7 1 (0.52%) OpenStack
7 1 (0.52%) Sitecore CMS
Applications
1 1 (0.52%) Microsoft Office
1 1 (0.52%) Photoshop
Business Applications
1 1 (0.52%) Eloqua
Cloud Services
1 28 (14.43%) Amazon AWS
2 14 (7.22%) Microsoft Azure
3 13 (6.70%) AWS CloudFormation
4 6 (3.09%) GitHub
5 3 (1.55%) Amazon EC2
5 3 (1.55%) Office 365
6 2 (1.03%) Amazon S3
6 2 (1.03%) Google Cloud Platform
6 2 (1.03%) IaaS
7 1 (0.52%) Amazon ElastiCache
7 1 (0.52%) Cloud Computing
7 1 (0.52%) PaaS
7 1 (0.52%) Route 53
7 1 (0.52%) SaaS
7 1 (0.52%) Slack
Communications & Networking
1 18 (9.28%) HTTP
2 8 (4.12%) Internet
3 7 (3.61%) RTP
3 7 (3.61%) RTSP
4 3 (1.55%) AMQP
5 2 (1.03%) Network Security
5 2 (1.03%) TCP/IP
6 1 (0.52%) BGP
6 1 (0.52%) DNS
6 1 (0.52%) MPLS
6 1 (0.52%) OSPF
6 1 (0.52%) Software-Defined Networking
6 1 (0.52%) SSL
6 1 (0.52%) VLAN
6 1 (0.52%) VPN
Database & Business Intelligence
1 24 (12.37%) NoSQL
2 22 (11.34%) SQL Server
3 21 (10.82%) MySQL
4 15 (7.73%) MongoDB
5 13 (6.70%) SQL Server 2012
6 9 (4.64%) Hadoop
6 9 (4.64%) PostgreSQL
7 8 (4.12%) Big Data
8 5 (2.58%) Apache Cassandra
9 4 (2.06%) HBase
10 3 (1.55%) Jackrabbit
11 2 (1.03%) DB2
11 2 (1.03%) MariaDB
11 2 (1.03%) Relational Database
12 1 (0.52%) Amazon DynamoDB
12 1 (0.52%) Couchbase
12 1 (0.52%) Redis
12 1 (0.52%) SQL Server 2000
12 1 (0.52%) SQL Server 2008
12 1 (0.52%) Sqoop
Development Applications
1 29 (14.95%) Git (software)
2 25 (12.89%) WebDriver
3 19 (9.79%) Mockito
4 14 (7.22%) Selenium
5 13 (6.70%) Moq
6 12 (6.19%) gulp
6 12 (6.19%) NUnit
7 11 (5.67%) MSTest
8 9 (4.64%) JIRA
9 8 (4.12%) JUnit
10 7 (3.61%) Cucumber
10 7 (3.61%) Team Foundation Server
11 6 (3.09%) Jenkins
11 6 (3.09%) Maven
11 6 (3.09%) Visual Studio
12 5 (2.58%) Protractor
12 5 (2.58%) Subversion
13 4 (2.06%) Jasmine
13 4 (2.06%) SpecFlow
13 4 (2.06%) Xcode
General
1 10 (5.15%) Finance
2 9 (4.64%) Banking
3 7 (3.61%) Telecoms
4 4 (2.06%) Advertising
4 4 (2.06%) Retail
5 3 (1.55%) Back Office
6 2 (1.03%) Games
6 2 (1.03%) Marketing
6 2 (1.03%) Publishing
7 1 (0.52%) Corporate Banking
7 1 (0.52%) Front Office
7 1 (0.52%) Investment Banking
7 1 (0.52%) Legal
Job Titles
1 170 (87.63%) Developer
2 42 (21.65%) Java Developer
3 39 (20.10%) Senior Developer
4 30 (15.46%) JavaScript Developer
5 20 (10.31%) C# Developer
6 19 (9.79%) Node.js Developer
7 17 (8.76%) Senior Java Developer
7 17 (8.76%) Software Developer
8 15 (7.73%) Developer in Test
9 14 (7.22%) Full Stack Developer
10 10 (5.15%) Front End Developer (Client-Side Developer)
11 9 (4.64%) C# Software Developer
12 8 (4.12%) .NET Developer
12 8 (4.12%) Angular Developer
12 8 (4.12%) iOS Developer
12 8 (4.12%) Lead Developer
12 8 (4.12%) Senior JavaScript Developer
13 7 (3.61%) Architect
14 6 (3.09%) AWS Developer
15 5 (2.58%) Django Developer
Libraries, Frameworks & Software Standards
1 83 (42.78%) CSS
2 67 (34.54%) HTML
3 66 (34.02%) Web Services
4 52 (26.80%) jQuery
5 42 (21.65%) REST
6 41 (21.13%) .NET
7 37 (19.07%) Node.js
8 36 (18.56%) AngularJS
9 33 (17.01%) React
10 31 (15.98%) JSON
11 25 (12.89%) RabbitMQ
12 23 (11.86%) Spring
13 21 (10.82%) Apache Felix
14 20 (10.31%) Ajax
14 20 (10.31%) HTML5
15 17 (8.76%) CSS3
16 16 (8.25%) Twitter Bootstrap
17 15 (7.73%) .NET Framework
17 15 (7.73%) XML
18 13 (6.70%) Sass
Miscellaneous
1 20 (10.31%) User Experience
2 15 (7.73%) Mobile App
3 12 (6.19%) iPad
4 10 (5.15%) Greenfield Project
5 7 (3.61%) Enterprise Software
5 7 (3.61%) MPEG
5 7 (3.61%) RIA
5 7 (3.61%) Streaming Video
6 6 (3.09%) iPhone
7 4 (2.06%) Fintech
8 3 (1.55%) Taxonomies
8 3 (1.55%) Virtual Team
9 2 (1.03%) Analytical Skills
9 2 (1.03%) Clustering
9 2 (1.03%) Computer Science
9 2 (1.03%) Foreign Exchange (FX)
9 2 (1.03%) Social Network
10 1 (0.52%) Algorithms
10 1 (0.52%) Cloud Native
10 1 (0.52%) Data Centre
Operating Systems
1 21 (10.82%) Apple iOS
2 16 (8.25%) Windows
3 13 (6.70%) Android
4 12 (6.19%) Linux
5 2 (1.03%) CentOS
5 2 (1.03%) Unix
6 1 (0.52%) Mac OS
6 1 (0.52%) Windows Server
Processes & Methodologies
1 130 (67.01%) Agile Software Development
2 88 (45.36%) TDD
3 46 (23.71%) OO
4 40 (20.62%) Pair Programming
5 38 (19.59%) BDD
6 36 (18.56%) Scrum
7 34 (17.53%) Continuous Integration
8 32 (16.49%) OOP
8 32 (16.49%) Unit Testing
9 30 (15.46%) Microservices
10 22 (11.34%) E-Commerce
11 20 (10.31%) MVC
12 19 (9.79%) Web Development
13 18 (9.28%) Automated Testing
13 18 (9.28%) Front End Development
14 17 (8.76%) High Availability
14 17 (8.76%) SOA
15 15 (7.73%) Agile Testing
15 15 (7.73%) Open Source
16 14 (7.22%) Kanban
Programming Languages
1 107 (55.15%) JavaScript
2 72 (37.11%) Java
3 42 (21.65%) C#
4 26 (13.40%) SQL
5 15 (7.73%) Python
6 12 (6.19%) T-SQL
7 10 (5.15%) Apple Swift
7 10 (5.15%) Objective-C
8 7 (3.61%) ES6
9 6 (3.09%) Scala
10 5 (2.58%) PowerShell
11 4 (2.06%) PHP
12 2 (1.03%) Bash Shell
12 2 (1.03%) C
12 2 (1.03%) Ruby
12 2 (1.03%) TypeScript
12 2 (1.03%) XPath
13 1 (0.52%) Go
13 1 (0.52%) Groovy
13 1 (0.52%) PHP 5
Qualifications
1 4 (2.06%) SC Cleared
1 4 (2.06%) Security Cleared
2 3 (1.55%) Degree
Quality Assurance & Compliance
1 5 (2.58%) QA
2 1 (0.52%) SDET
System Software
1 11 (5.67%) Docker
2 1 (0.52%) Active Directory
2 1 (0.52%) Apache Flume
2 1 (0.52%) HDFS
2 1 (0.52%) KVM
2 1 (0.52%) Shibboleth
2 1 (0.52%) VirtualBox
2 1 (0.52%) VMware Infrastructure
Systems Management
1 5 (2.58%) Kubernetes
2 2 (1.03%) Galera Cluster
2 2 (1.03%) Mesos
3 1 (0.52%) Kibana
3 1 (0.52%) Marathon
Vendors
1 10 (5.15%) Adobe
2 7 (3.61%) Brightcove
2 7 (3.61%) Microsoft
3 4 (2.06%) Apigee
3 4 (2.06%) Google
3 4 (2.06%) MuleSoft
4 3 (1.55%) OpenText
4 3 (1.55%) RedDot
5 2 (1.03%) Atlassian
5 2 (1.03%) Oracle
5 2 (1.03%) Sybase
5 2 (1.03%) Teradata
5 2 (1.03%) VMware
6 1 (0.52%) IBM
6 1 (0.52%) Marketo
6 1 (0.52%) Sitecore
6 1 (0.52%) Telerik
6 1 (0.52%) Xamarin
City, London
Lennon Wright
Rate: From £350 to £450 per day
Posted: 3 days ago
City, London
Computer Futures
Rate: £200 - £350 per day + competitive
Posted: 2 days ago
City, London
E-synergy Solutions
Rate: £450 - £500 per annum
Posted: 4 days ago
City, London
Source Technology
Posted: 4 days ago
City, London
Wenham Carter
Rate: From £450 to £550 per day TBC
Posted: 4 days ago
City, London
ANSON MCCADE
Rate: UKP 65000 per year
Posted: 3 days ago