REST Contracts in the City of London

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 3 months to 26 June 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.

Representational State Transfer (REST) London / City of London
Location	3 months to 26 Jun 2017	Same period 2016	Same period 2015
Rank	46	52	89
Rank change year-on-year	+6	+37
Contract jobs citing REST	150	135	124
As % of all contract IT jobs advertised in the City of London	4.52%	4.06%	2.13%
As % of the Libraries, Frameworks & Software Standards category	11.97%	11.65%	7.17%
Number of daily rates quoted	117	124	105
Median daily rate	£475	£450	£435
Median daily rate % change year-on-year	+5.55%	+3.44%
90% offered a daily rate of more than	£375	£338	£331
10% offered a daily rate of more than	£625	£568	£600
UK excluding London median daily rate	£425	£439	£400
% change year-on-year	-3.13%	+9.68%
Number of hourly rates quoted	0	0	1
Median hourly rate	-	-	£187.50
UK excluding London median hourly rate	£45.00	£31.90	£55.00
% change year-on-year	+41.06%	-42.00%

REST 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	1253	1159	1729
As % of all contract IT job vacancies advertised in the City of London	37.76%	34.86%	29.77%
Number of daily rates quoted	1023	998	1394
Median daily rate	£500	£450	£425
Median daily rate % change year-on-year	+11.00%	+5.88%
90% offered a daily rate of more than	£363	£325	£320
10% offered a daily rate of more than	£625	£575	£600
UK excluding London median daily rate	£400	£375	£350
% change year-on-year	+6.66%	+7.14%
Number of hourly rates quoted	5	1	11
Median hourly rate	£24.36	£20.00	£24.23
Median hourly rate % change year-on-year	+21.80%	-17.45%
90% offered a hourly rate of more than	£21.50	£20.00	£15.64
10% offered a hourly rate of more than	£24.86	£20.00	£187.50
UK excluding London median hourly rate	£42.50	£36.00	£40.00
% change year-on-year	+18.05%	-10.00%

REST
Job Vacancy Trend in the City of London

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

Job vacancy trend for REST in the City of London

REST
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 REST in the City of London.

Contractor daily rate trend for REST in the City of London

REST
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing REST in the City of London over the 3 months to 26 June 2017.

Contractor daily rate histogram for REST in the City of London

REST
Contractor Hourly Rate Trend in the City of London

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

Contractor hourly rate trend for REST in the City of London

REST
Top 30 Co-occurring IT Skills in the City of London

For the 6 months to 26 June 2017, IT contractor jobs citing REST 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 REST.

1	144 (53.93%)	Agile Software Development
2	141 (52.81%)	Java
3	111 (41.57%)	TDD
4	74 (27.72%)	JSON
5	72 (26.97%)	Web Services
6	69 (25.84%)	JavaScript
7	68 (25.47%)	SOAP
8	62 (23.22%)	Scrum
9	61 (22.85%)	BDD
10	57 (21.35%)	Microservices
10	57 (21.35%)	Finance
11	56 (20.97%)	Spring
12	55 (20.60%)	HTML
13	49 (18.35%)	SQL
13	49 (18.35%)	XML

13	49 (18.35%)	Banking
13	49 (18.35%)	Test Automation
14	48 (17.98%)	CSS
15	43 (16.10%)	DevOps
15	43 (16.10%)	Jenkins
16	41 (15.36%)	Continuous Integration
17	40 (14.98%)	Node.js
18	39 (14.61%)	NoSQL
18	39 (14.61%)	OO
19	35 (13.11%)	MongoDB
19	35 (13.11%)	HTML5
19	35 (13.11%)	Git (software)
19	35 (13.11%)	AngularJS
20	34 (12.73%)	Unit Testing
21	33 (12.36%)	RESTful

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
Applications
Business Applications
Cloud Services
Communications & Networking
Database & Business Intelligence
Development Applications
General
Job Titles
Libraries, Frameworks & Software Standards
Miscellaneous
Operating Systems
Processes & Methodologies
Programming Languages
Qualifications
Quality Assurance & Compliance
System Software
Systems Management
Vendors

Application Platforms
1	18 (6.74%)	Tomcat
2	12 (4.49%)	Confluence
3	11 (4.12%)	IIS
3	11 (4.12%)	JBoss
4	10 (3.75%)	Mule
5	8 (3.00%)	WebSphere
6	7 (2.62%)	Elasticsearch
6	7 (2.62%)	WebLogic
7	5 (1.87%)	Apache Solr
8	4 (1.50%)	Apache
8	4 (1.50%)	Apache Spark
8	4 (1.50%)	nginx
8	4 (1.50%)	Oracle SOA Suite
9	3 (1.12%)	Liferay
9	3 (1.12%)	MQSeries
9	3 (1.12%)	WordPress
10	2 (0.75%)	BizTalk Server
10	2 (0.75%)	GlassFish
10	2 (0.75%)	OpenStack
10	2 (0.75%)	SharePoint

Applications
1	1 (0.37%)	Microsoft Excel
1	1 (0.37%)	MS Visio

Business Applications
1	3 (1.12%)	BusinessWorks
2	1 (0.37%)	Dynamics CRM

Cloud Services
1	33 (12.36%)	Amazon AWS
2	26 (9.74%)	Microsoft Azure
3	7 (2.62%)	Heroku
3	7 (2.62%)	Slack
4	6 (2.25%)	GitHub
5	4 (1.50%)	Akamai
5	4 (1.50%)	Amazon EC2
5	4 (1.50%)	TestFlight
6	3 (1.12%)	Google Play
6	3 (1.12%)	OpenShift
6	3 (1.12%)	Salesforce Service Cloud
7	2 (0.75%)	AWS Lambda
8	1 (0.37%)	Amazon CloudWatch
8	1 (0.37%)	Amazon S3
8	1 (0.37%)	Dropbox
8	1 (0.37%)	Firebase
8	1 (0.37%)	Google Cloud Platform
8	1 (0.37%)	Office 365
8	1 (0.37%)	Salesforce Sales Cloud
8	1 (0.37%)	Virtual Private Cloud

Communications & Networking
1	22 (8.24%)	HTTP
2	7 (2.62%)	SSL
3	5 (1.87%)	DNS
3	5 (1.87%)	TCP/IP
4	4 (1.50%)	Internet
5	3 (1.12%)	FTP
6	2 (0.75%)	SAN
7	1 (0.37%)	Bluetooth
7	1 (0.37%)	DSL
7	1 (0.37%)	Firewall
7	1 (0.37%)	Intranet
7	1 (0.37%)	LDAP
7	1 (0.37%)	SNMP
7	1 (0.37%)	SSH
7	1 (0.37%)	Telnet

Database & Business Intelligence
1	39 (14.61%)	NoSQL
2	35 (13.11%)	MongoDB
3	27 (10.11%)	Relational Database
4	24 (8.99%)	MySQL
5	20 (7.49%)	SQL Server
6	15 (5.62%)	Apache Cassandra
7	14 (5.24%)	PostgreSQL
8	10 (3.75%)	RDBMS
9	8 (3.00%)	CouchDB
9	8 (3.00%)	Hazelcast
9	8 (3.00%)	MarkLogic
10	7 (2.62%)	Big Data
11	6 (2.25%)	SQL Server 2012
12	5 (1.87%)	SQLite
13	4 (1.50%)	Azure SQL Database
13	4 (1.50%)	Hadoop
13	4 (1.50%)	QlikView
13	4 (1.50%)	SQL Server 2005
13	4 (1.50%)	SQL Server 2008
14	3 (1.12%)	Neo4j

Development Applications
1	43 (16.10%)	Jenkins
2	35 (13.11%)	Git (software)
3	25 (9.36%)	Cucumber
4	24 (8.99%)	JIRA
4	24 (8.99%)	JUnit
5	22 (8.24%)	Maven
6	19 (7.12%)	Selenium
7	13 (4.87%)	Mockito
8	11 (4.12%)	Team Foundation Server
9	9 (3.37%)	NUnit
10	8 (3.00%)	Ant
10	8 (3.00%)	MSTest
10	8 (3.00%)	TeamCity
11	7 (2.62%)	webpack
12	6 (2.25%)	EasyMock
12	6 (2.25%)	Jasmine
12	6 (2.25%)	Moq
12	6 (2.25%)	Subversion
13	5 (1.87%)	Capybara
13	5 (1.87%)	Visual Studio

General
1	57 (21.35%)	Finance
2	49 (18.35%)	Banking
3	14 (5.24%)	Telecoms
4	9 (3.37%)	Retail
5	8 (3.00%)	Investment Banking
6	7 (2.62%)	Front Office
6	7 (2.62%)	Games
6	7 (2.62%)	Publishing
7	5 (1.87%)	Legal
8	4 (1.50%)	Manufacturing
9	3 (1.12%)	Advertising
10	2 (0.75%)	Law
10	2 (0.75%)	Marketing
11	1 (0.37%)	Automotive
11	1 (0.37%)	Billing
11	1 (0.37%)	Digital Economy
11	1 (0.37%)	Retail Banking

Job Titles
1	207 (77.53%)	Developer
2	87 (32.58%)	Java Developer
3	26 (9.74%)	Senior Developer
4	22 (8.24%)	Android Developer
5	21 (7.87%)	Architect
5	21 (7.87%)	iOS Developer
6	13 (4.87%)	Mobile Developer
7	12 (4.49%)	.NET Developer
8	11 (4.12%)	Angular Developer
9	10 (3.75%)	Front End Developer (Client-Side Developer)
9	10 (3.75%)	Node.js Developer
10	9 (3.37%)	Scala Developer
11	8 (3.00%)	C# Developer
11	8 (3.00%)	DevOps Engineer
11	8 (3.00%)	Full Stack Developer
11	8 (3.00%)	Senior Java Developer
11	8 (3.00%)	Web Developer
12	7 (2.62%)	Games Developer
12	7 (2.62%)	Solutions Architect
12	7 (2.62%)	Telecoms Java Developer

Libraries, Frameworks & Software Standards
1	74 (27.72%)	JSON
2	72 (26.97%)	Web Services
3	68 (25.47%)	SOAP
4	56 (20.97%)	Spring
5	55 (20.60%)	HTML
6	49 (18.35%)	XML
7	48 (17.98%)	CSS
8	40 (14.98%)	Node.js
9	35 (13.11%)	AngularJS
9	35 (13.11%)	HTML5
10	33 (12.36%)	.NET
10	33 (12.36%)	RESTful
11	29 (10.86%)	jQuery
12	26 (9.74%)	Hibernate
13	24 (8.99%)	React
14	21 (7.87%)	CSS3
15	20 (7.49%)	Spring Boot
16	16 (5.99%)	J2EE
16	16 (5.99%)	JMS
17	13 (4.87%)	XSLT

Miscellaneous
1	22 (8.24%)	Mobile App
2	21 (7.87%)	User Experience
3	18 (6.74%)	Greenfield Project
4	15 (5.62%)	Analytical Skills
4	15 (5.62%)	Computer Science
4	15 (5.62%)	Enterprise Software
5	12 (4.49%)	Foreign Exchange (FX)
6	11 (4.12%)	iPad
7	9 (3.37%)	Data Structures
8	8 (3.00%)	Equities
9	7 (2.62%)	Public Cloud
10	6 (2.25%)	Fintech
11	5 (1.87%)	Social Media
12	4 (1.50%)	Algorithms
12	4 (1.50%)	Derivative
12	4 (1.50%)	iPhone
12	4 (1.50%)	N-Tier
13	3 (1.12%)	Mainframe
13	3 (1.12%)	Management Information System
13	3 (1.12%)	Reference Data

Operating Systems
1	33 (12.36%)	Apple iOS
2	31 (11.61%)	Android
2	31 (11.61%)	Linux
3	10 (3.75%)	Unix
4	9 (3.37%)	Windows
5	7 (2.62%)	Red Hat Enterprise Linux
6	5 (1.87%)	CoreOS
7	1 (0.37%)	CentOS

Processes & Methodologies
1	144 (53.93%)	Agile Software Development
2	111 (41.57%)	TDD
3	62 (23.22%)	Scrum
4	61 (22.85%)	BDD
5	57 (21.35%)	Microservices
6	49 (18.35%)	Test Automation
7	43 (16.10%)	DevOps
8	41 (15.36%)	Continuous Integration
9	39 (14.61%)	OO
10	34 (12.73%)	Unit Testing
11	31 (11.61%)	Software Engineering
12	27 (10.11%)	Android Development
12	27 (10.11%)	iOS Development
12	27 (10.11%)	MVC
13	26 (9.74%)	Web Development
14	24 (8.99%)	Open Source
15	23 (8.61%)	Kanban
15	23 (8.61%)	SOA
16	22 (8.24%)	E-Commerce
17	17 (6.37%)	Mobile Development

Programming Languages
1	141 (52.81%)	Java
2	69 (25.84%)	JavaScript
3	49 (18.35%)	SQL
4	28 (10.49%)	C#
5	27 (10.11%)	Apple Swift
6	22 (8.24%)	Objective-C
7	21 (7.87%)	Python
8	19 (7.12%)	Scala
9	11 (4.12%)	Bash Shell
10	10 (3.75%)	PHP
10	10 (3.75%)	Ruby
11	8 (3.00%)	Shell Script
11	8 (3.00%)	T-SQL
12	7 (2.62%)	Perl
12	7 (2.62%)	PowerShell
13	6 (2.25%)	Apex Code
13	6 (2.25%)	PL/SQL
13	6 (2.25%)	XPath
14	4 (1.50%)	Groovy
15	3 (1.12%)	TypeScript

Qualifications
1	12 (4.49%)	Degree
2	7 (2.62%)	Numerate Degree
3	4 (1.50%)	Security Cleared
4	3 (1.12%)	SC Cleared
5	2 (0.75%)	CFA
5	2 (0.75%)	Computer Science Degree
5	2 (0.75%)	PMI Certification
5	2 (0.75%)	PMP
6	1 (0.37%)	DV Cleared

Quality Assurance & Compliance
1	12 (4.49%)	QA
2	2 (0.75%)	MiFID
3	1 (0.37%)	Data Quality
3	1 (0.37%)	PMO

System Software
1	16 (5.99%)	Docker
2	1 (0.37%)	Virtual Machines

Systems Management
1	11 (4.12%)	Ansible
1	11 (4.12%)	Opscode Chef
1	11 (4.12%)	Puppet
2	8 (3.00%)	Kubernetes
3	6 (2.25%)	Terraform
4	3 (1.12%)	Docker Swarm
5	2 (0.75%)	Mesos
5	2 (0.75%)	MOM
5	2 (0.75%)	Rundeck
6	1 (0.37%)	Graphite
6	1 (0.37%)	Nagios

Vendors
1	17 (6.37%)	Oracle
2	14 (5.24%)	Microsoft
3	10 (3.75%)	Apple
4	9 (3.37%)	IBM
4	9 (3.37%)	Salesforce.com
5	7 (2.62%)	Red Hat
5	7 (2.62%)	Sybase
6	6 (2.25%)	Google
6	6 (2.25%)	Telerik
6	6 (2.25%)	Xamarin
7	5 (1.87%)	Reuters
7	5 (1.87%)	Splunk
7	5 (1.87%)	TIBCO
8	4 (1.50%)	Perforce
9	3 (1.12%)	Atlassian
9	3 (1.12%)	Informatica
10	2 (0.75%)	hybris
10	2 (0.75%)	Marketo
10	2 (0.75%)	Pega
10	2 (0.75%)	Tableau