Period
to 21 August 2018

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 6 months to 21 August 2018 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)
Central London > City of London
6 months to
21 Aug 2018
Same period 2017 Same period 2016
Rank 42 48 67
Rank change year-on-year +6 +19 +28
Contract jobs citing REST 373 320 245
As % of all contract IT jobs advertised in the City of London 5.32% 4.83% 3.62%
As % of the Libraries, Frameworks & Software Standards category 13.37% 12.77% 10.40%
Number of daily rates quoted 316 250 226
City of London median daily rate £525 £498 £466
Median daily rate % change year-on-year +5.53% +6.70% +3.61%
10th Percentile £413 £374 £334
90th Percentile £628 £625 £588
Central London median daily rate £525 £475 £450
% change year-on-year +10.53% +5.56% -
Number of hourly rates quoted 3 1 0
City of London median hourly rate £21.50 £26.80 -
Median hourly rate % change year-on-year -19.78% - -
Central London median hourly rate £21.50 £26.80 -
% change year-on-year -19.78% - -

REST 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 2,790 2,506 2,356
As % of all contract IT jobs advertised in the City of London 39.77% 37.83% 34.85%
Number of daily rates quoted 2,285 2,020 1,993
City of London median daily rate £525 £500 £475
Median daily rate % change year-on-year +5.00% +5.26% +2.70%
10th Percentile £375 £363 £321
90th Percentile £675 £650 £638
Central London median daily rate £525 £500 £452
% change year-on-year +5.00% +10.74% +0.33%
Number of hourly rates quoted 10 11 5
City of London median hourly rate £22.00 £24.49 £20.00
Median hourly rate % change year-on-year -10.15% +22.43% -32.47%
10th Percentile £20.38 £20.75 £16.69
90th Percentile £45.63 £29.62 £50.43
Central London median hourly rate £22.00 £24.36 £20.00
% change year-on-year -9.69% +21.80% -42.86%

REST
Job Vacancy Trend in the City of London

Job postings citing REST as a percentage of all IT jobs advertised in the City of London.

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 6 months to 21 August 2018.

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
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 REST within the City of London region over the 6 months to 21 August 2018. 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
Moorgate -7 2 - -
REST
Central London

For the 6 months to 21 August 2018, IT contractor jobs citing REST 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 REST.

1 226 (60.59%) Java
2 167 (44.77%) Agile Software Development
3 158 (42.36%) TDD
4 125 (33.51%) JavaScript
4 125 (33.51%) Microservices
5 123 (32.98%) Spring
6 117 (31.37%) SOAP
7 115 (30.83%) Amazon AWS
8 102 (27.35%) AngularJS
9 92 (24.66%) Git (software)
10 91 (24.40%) Finance
10 91 (24.40%) Docker
10 91 (24.40%) Java 8
11 90 (24.13%) HTML
12 89 (23.86%) JSON
13 87 (23.32%) Web Services
14 82 (21.98%) CSS
15 76 (20.38%) React
16 73 (19.57%) BDD
17 69 (18.50%) Banking
18 68 (18.23%) .NET
19 66 (17.69%) C#
20 62 (16.62%) MVC
20 62 (16.62%) Continuous Integration
20 62 (16.62%) Microsoft Azure
21 59 (15.82%) Jenkins
21 59 (15.82%) DevOps
22 58 (15.55%) HTML5
23 57 (15.28%) MongoDB
23 57 (15.28%) HTTP

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
1 40 (10.72%) Apache
2 38 (10.19%) Elasticsearch
3 27 (7.24%) Apache Spark
4 21 (5.63%) Tomcat
5 18 (4.83%) WebSphere
6 14 (3.75%) JBoss
7 8 (2.14%) Oracle SOA Suite
7 8 (2.14%) WordPress
8 7 (1.88%) Confluence
9 6 (1.61%) Cloud Foundry
10 4 (1.07%) Jupyter
10 4 (1.07%) WebLogic
11 3 (0.80%) CMS
11 3 (0.80%) nginx
11 3 (0.80%) NServiceBus
12 2 (0.54%) Apache Solr
12 2 (0.54%) IIS
12 2 (0.54%) Jetty
12 2 (0.54%) OpenStack
12 2 (0.54%) SharePoint
Applications
1 3 (0.80%) Microsoft Excel
2 2 (0.54%) MS Visio
3 1 (0.27%) Microsoft Office
3 1 (0.27%) Microsoft Project
Business Applications
1 1 (0.27%) Adobe Campaign
1 1 (0.27%) Distributed Ledger
1 1 (0.27%) Dynamics AX
1 1 (0.27%) Dynamics GP
1 1 (0.27%) Workday HCM
Cloud Services
1 115 (30.83%) Amazon AWS
2 62 (16.62%) Microsoft Azure
3 43 (11.53%) Heroku
4 12 (3.22%) Amazon EC2
4 12 (3.22%) Amazon S3
4 12 (3.22%) Amazon SQS
4 12 (3.22%) IaaS
5 10 (2.68%) Serverless
6 9 (2.41%) Google Cloud Platform
7 7 (1.88%) Amazon CloudWatch
7 7 (1.88%) AWS Lambda
8 6 (1.61%) PaaS
9 5 (1.34%) Cloud Computing
9 5 (1.34%) GitHub
10 4 (1.07%) npm
10 4 (1.07%) Salesforce Service Cloud
11 3 (0.80%) Azure Active Directory
11 3 (0.80%) Dynamics 365
12 2 (0.54%) AWS CloudFormation
12 2 (0.54%) Sauce Labs
Communications & Networking
1 57 (15.28%) HTTP
2 42 (11.26%) TCP/IP
3 36 (9.65%) DNS
4 34 (9.12%) FTP
5 33 (8.85%) SSL
6 4 (1.07%) X.509
7 3 (0.80%) Internet
8 2 (0.54%) BIG-IP
8 2 (0.54%) Intranet
8 2 (0.54%) SSH
9 1 (0.27%) IPFS
9 1 (0.27%) Kerberos
Database & Business Intelligence
1 57 (15.28%) MongoDB
2 49 (13.14%) NoSQL
3 44 (11.80%) SQL Server
4 31 (8.31%) PostgreSQL
5 30 (8.04%) Hadoop
6 29 (7.77%) Big Data
6 29 (7.77%) Relational Database
7 27 (7.24%) Apache Cassandra
8 21 (5.63%) Redis
9 17 (4.56%) RDBMS
10 12 (3.22%) MySQL
11 11 (2.95%) Cosmos DB
12 8 (2.14%) SQL Server 2012
13 6 (1.61%) Blockchain
13 6 (1.61%) SQL Server 2016
14 5 (1.34%) Amazon DynamoDB
14 5 (1.34%) Azure SQL Database
14 5 (1.34%) HBase
14 5 (1.34%) SQL Server Integration Services
15 4 (1.07%) Data Warehouse
Development Applications
1 92 (24.66%) Git (software)
2 59 (15.82%) Jenkins
3 47 (12.60%) Maven
4 46 (12.33%) JUnit
5 41 (10.99%) Gradle
6 30 (8.04%) GitLab
7 28 (7.51%) gulp
8 22 (5.90%) JIRA
9 20 (5.36%) Mockito
10 15 (4.02%) Selenium
11 13 (3.49%) TestNG
11 13 (3.49%) webpack
12 12 (3.22%) Cucumber
12 12 (3.22%) TeamCity
12 12 (3.22%) Visual Studio
13 10 (2.68%) Team Foundation Server
14 9 (2.41%) Visual Studio Team System
15 8 (2.14%) Ant
15 8 (2.14%) Octopus Deploy
16 7 (1.88%) Spock
General
1 91 (24.40%) Finance
2 69 (18.50%) Banking
3 26 (6.97%) Investment Banking
4 15 (4.02%) Financial Institution
5 13 (3.49%) Retail
6 7 (1.88%) Legal
7 6 (1.61%) Law
7 6 (1.61%) Marketing
7 6 (1.61%) Telecoms
8 5 (1.34%) Games
9 4 (1.07%) Front Office
9 4 (1.07%) Pharmaceutical
9 4 (1.07%) Retail Banking
10 3 (0.80%) Advertising
11 1 (0.27%) Back Office
11 1 (0.27%) Digital Economy
Job Titles
1 297 (79.62%) Developer
2 153 (41.02%) Java Developer
3 60 (16.09%) Senior Developer
4 38 (10.19%) Full Stack Developer
4 38 (10.19%) Senior Java Developer
5 33 (8.85%) .NET Developer
6 22 (5.90%) Architect
7 20 (5.36%) Technical Leader
8 18 (4.83%) C# Developer
8 18 (4.83%) Lead Developer
8 18 (4.83%) Python Developer
9 15 (4.02%) Front End Developer (Client-Side Developer)
9 15 (4.02%) Java Web Developer
9 15 (4.02%) Lead Java Developer
9 15 (4.02%) Web Developer
10 14 (3.75%) Agile Developer
11 13 (3.49%) Angular Developer
11 13 (3.49%) E-Commerce Developer
12 12 (3.22%) Agile Java Developer
12 12 (3.22%) C# .NET Developer
Libraries, Frameworks & Software Standards
1 123 (32.98%) Spring
2 117 (31.37%) SOAP
3 102 (27.35%) AngularJS
4 90 (24.13%) HTML
5 89 (23.86%) JSON
6 87 (23.32%) Web Services
7 82 (21.98%) CSS
8 76 (20.38%) React
9 68 (18.23%) .NET
10 58 (15.55%) HTML5
11 55 (14.75%) OAuth
12 54 (14.48%) Node.js
13 53 (14.21%) Spring Boot
14 48 (12.87%) RESTful
15 46 (12.33%) Dropwizard
16 43 (11.53%) Kafka
17 41 (10.99%) Hibernate
17 41 (10.99%) OAuth2
18 40 (10.72%) ASP.NET Web API
18 40 (10.72%) XML
Miscellaneous
1 55 (14.75%) Fintech
2 30 (8.04%) User Experience
3 26 (6.97%) Greenfield Project
4 14 (3.75%) iPad
5 12 (3.22%) Computer Science
5 12 (3.22%) Virtual Team
6 11 (2.95%) Algorithms
6 11 (2.95%) Fixed Income
7 10 (2.68%) Analytical Skills
7 10 (2.68%) Credit Risk
7 10 (2.68%) Mobile App
8 8 (2.14%) Equities
9 7 (1.88%) Data Structures
9 7 (1.88%) Hedge funds
9 7 (1.88%) N-Tier
10 6 (1.61%) Derivative
10 6 (1.61%) Management Information System
10 6 (1.61%) Mobile Payment
10 6 (1.61%) Public Cloud
11 5 (1.34%) Foreign Exchange (FX)
Operating Systems
1 56 (15.01%) Linux
2 39 (10.46%) Unix
3 30 (8.04%) Windows
4 15 (4.02%) Apple iOS
5 9 (2.41%) Android
6 8 (2.14%) Windows Server
7 6 (1.61%) Ubuntu
8 5 (1.34%) Red Hat Enterprise Linux
9 4 (1.07%) CentOS
10 3 (0.80%) CoreOS
11 2 (0.54%) Windows Server 2008
12 1 (0.27%) Solaris
Processes & Methodologies
1 167 (44.77%) Agile Software Development
2 158 (42.36%) TDD
3 125 (33.51%) Microservices
4 73 (19.57%) BDD
5 62 (16.62%) Continuous Integration
5 62 (16.62%) MVC
6 59 (15.82%) DevOps
7 51 (13.67%) Software Engineering
8 50 (13.40%) Scrum
9 44 (11.80%) Test Automation
10 41 (10.99%) SOA
11 34 (9.12%) OWASP
12 32 (8.58%) E-Commerce
13 31 (8.31%) Pair Programming
14 29 (7.77%) Continuous Delivery
15 27 (7.24%) Multithreading
15 27 (7.24%) OO
16 25 (6.70%) Domain-Driven Design
17 24 (6.43%) Kanban
17 24 (6.43%) Problem-Solving
Programming Languages
1 226 (60.59%) Java
2 125 (33.51%) JavaScript
3 91 (24.40%) Java 8
4 66 (17.69%) C#
5 46 (12.33%) SQL
6 39 (10.46%) ES6
7 38 (10.19%) TypeScript
8 36 (9.65%) Python
9 27 (7.24%) Ruby
10 21 (5.63%) PowerShell
11 15 (4.02%) Groovy
12 10 (2.68%) XPath
13 9 (2.41%) Scala
14 6 (1.61%) C
14 6 (1.61%) Kotlin
15 5 (1.34%) Apple Swift
15 5 (1.34%) PHP
16 4 (1.07%) ANSI SQL
16 4 (1.07%) Apex Code
16 4 (1.07%) Shell Script
Qualifications
1 13 (3.49%) Degree
2 9 (2.41%) Computer Science Degree
3 8 (2.14%) Security Cleared
4 4 (1.07%) SC Cleared
5 3 (0.80%) A+ Certification
5 3 (0.80%) Master's Degree
6 2 (0.54%) AWS Certification
6 2 (0.54%) CCNA
6 2 (0.54%) CCSA
6 2 (0.54%) Cisco Certification
6 2 (0.54%) CISM
6 2 (0.54%) CISSP
6 2 (0.54%) DV Cleared
7 1 (0.27%) DBS Check
Quality Assurance & Compliance
1 8 (2.14%) QA
2 7 (1.88%) Disclosure Scotland
3 3 (0.80%) Data Quality
3 3 (0.80%) PSD2
4 1 (0.27%) GCP
System Software
1 91 (24.40%) Docker
2 19 (5.09%) Active Directory
3 2 (0.54%) HDFS
3 2 (0.54%) VMware ESXi
3 2 (0.54%) VMware Infrastructure
4 1 (0.27%) OpenAM
4 1 (0.27%) OpenDJ
Systems Management
1 41 (10.99%) Kubernetes
2 24 (6.43%) Docker Swarm
3 12 (3.22%) Puppet
4 11 (2.95%) Terraform
5 10 (2.68%) Marathon
5 10 (2.68%) Mesos
6 9 (2.41%) Ansible
6 9 (2.41%) Prometheus
7 4 (1.07%) Opscode Chef
7 4 (1.07%) Single Sign-On
8 3 (0.80%) Systems Management Server (SMS)
9 2 (0.54%) Control-M
9 2 (0.54%) ITRS Geneos
9 2 (0.54%) Matomo
9 2 (0.54%) rkt
9 2 (0.54%) Tivoli Identity Manager
10 1 (0.27%) Hadoop YARN
10 1 (0.27%) Kibana
10 1 (0.27%) logstash
10 1 (0.27%) WebSphere Cast Iron
Vendors
1 20 (5.36%) Oracle
2 18 (4.83%) Microsoft
3 16 (4.29%) IBM
4 9 (2.41%) Salesforce.com
5 7 (1.88%) Apple
5 7 (1.88%) CA
5 7 (1.88%) New Relic
5 7 (1.88%) Rollbar
6 6 (1.61%) CyberArk
7 5 (1.34%) Google
7 5 (1.34%) ServiceNow
8 4 (1.07%) Atlassian
8 4 (1.07%) Splunk
8 4 (1.07%) Sybase
9 3 (0.80%) Cloudera
9 3 (0.80%) Escenic
9 3 (0.80%) ForgeRock
9 3 (0.80%) Hortonworks
9 3 (0.80%) Tableau
9 3 (0.80%) VMware