Period
to 14 October 2019

The following table provides summary statistics for contract job vacancies advertised in 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 October 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
England > London
6 months to
14 Oct 2019
Same period 2018 Same period 2017
Rank 87 71 67
Rank change year-on-year -16 -4 +34
Contract jobs citing RESTful 1,114 1,633 1,642
As % of all contract IT jobs advertised in London 3.00% 3.57% 3.68%
As % of the Libraries, Frameworks & Software Standards category 8.26% 9.07% 9.96%
Number of daily rates quoted 837 1,272 1,298
London median daily rate £525 £516 £500
Median daily rate % change year-on-year +1.69% +3.25% +11.11%
10th Percentile £400 £400 £375
90th Percentile £650 £638 £630
England median daily rate £500 £500 £475
% change year-on-year - +5.26% +5.56%
Number of hourly rates quoted 8 5 1
London median hourly rate £115.00 £100.50 £42.50
Median hourly rate % change year-on-year +14.43% +136.47% -16.67%
10th Percentile £44.90 £74.14 £41.25
90th Percentile £122.50 £100.75 £43.75
England median hourly rate £63.33 £47.50 £50.00
% change year-on-year +33.33% -5.00% -1.96%

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

All Software Libraries and Frameworks
London
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 13,487 18,003 16,483
As % of all contract IT jobs advertised in London 36.32% 39.39% 36.98%
Number of daily rates quoted 10,086 13,546 12,486
London median daily rate £525 £525 £500
Median daily rate % change year-on-year - +5.00% +11.11%
10th Percentile £375 £375 £350
90th Percentile £688 £675 £650
England median daily rate £500 £475 £450
% change year-on-year +5.26% +5.56% +5.88%
Number of hourly rates quoted 71 87 91
London median hourly rate £47.50 £43.50 £30.00
Median hourly rate % change year-on-year +9.20% +45.00% -29.41%
10th Percentile £21.25 £20.30 £18.50
90th Percentile £63.75 £72.22 £50.00
England median hourly rate £45.00 £41.57 £40.00
% change year-on-year +8.25% +3.93% +6.67%

RESTful
Job Vacancy Trend in London

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

Job vacancy trend for RESTful in London

RESTful
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for RESTful in London

RESTful
Contractor Daily Rate Histogram in London

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

Contractor daily rate histogram for RESTful in London

RESTful
Contractor Hourly Rate Trend in London

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

Contractor hourly rate trend for RESTful in London

RESTful
Contractor Hourly Rate Histogram in London

The hourly rate distribution of IT jobs citing RESTful in London over the 6 months to 14 October 2019.

Contractor hourly rate histogram for RESTful in London

RESTful
Contract Job Locations in 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 London region over the 6 months to 14 October 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
Central London -8 254 £550 +4.76% 116
South London -3 71 £456 -17.05% 9
West London +18 43 £500 -4.76% 55
East London -19 19 £513 -3.80% 15
North London +6 8 £538 -17.31% 6
RESTful
England

For the 6 months to 14 October 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 London region with a requirement for RESTful.

1 639 (57.36%) Agile Software Development
2 497 (44.61%) Java
3 424 (38.06%) TDD
4 398 (35.73%) Microservices
5 379 (34.02%) JavaScript
6 299 (26.84%) Web Services
7 285 (25.58%) HTML
8 271 (24.33%) Test Automation
9 259 (23.25%) Git (software)
10 255 (22.89%) AWS
11 247 (22.17%) CSS
12 246 (22.08%) Scrum
13 239 (21.45%) DevOps
14 230 (20.65%) BDD
15 229 (20.56%) Azure
16 224 (20.11%) SQL
17 206 (18.49%) Node.js
18 205 (18.40%) Continuous Integration
19 198 (17.77%) Spring
20 197 (17.68%) React
21 186 (16.70%) AngularJS
22 184 (16.52%) Docker
23 181 (16.25%) HTML5
24 177 (15.89%) Jenkins
25 175 (15.71%) .NET
26 168 (15.08%) Python
27 163 (14.63%) C#
28 158 (14.18%) JSON
28 158 (14.18%) NoSQL
29 146 (13.11%) Finance

RESTful
Co-occurring IT Skills in 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 88 (7.90%) Confluence
2 59 (5.30%) Elasticsearch
3 30 (2.69%) Apache Spark
4 18 (1.62%) CMS
4 18 (1.62%) IIS
5 16 (1.44%) NServiceBus
6 14 (1.26%) JBoss
7 13 (1.17%) Apache
7 13 (1.17%) SharePoint
8 8 (0.72%) Cloud Foundry
8 8 (0.72%) Tomcat
8 8 (0.72%) Umbraco
9 7 (0.63%) Apache Solr
10 6 (0.54%) SharePoint 2013
10 6 (0.54%) WebSphere
11 5 (0.45%) Drupal
11 5 (0.45%) Oracle Coherence
12 4 (0.36%) Mule
13 3 (0.27%) Jetty
13 3 (0.27%) Sonic ESB
Applications
1 7 (0.63%) Photoshop
2 6 (0.54%) Adobe Illustrator
3 3 (0.27%) InfoPath
3 3 (0.27%) Microsoft Excel
4 2 (0.18%) MS Visio
5 1 (0.090%) Adobe Premiere
5 1 (0.090%) Microsoft PowerPoint
5 1 (0.090%) Zeplin
Business Applications
1 7 (0.63%) Dynamics CRM
2 5 (0.45%) Magento
2 5 (0.45%) Remedy ITSM
3 4 (0.36%) Oracle Cash Management
4 3 (0.27%) Distributed Ledger
5 2 (0.18%) R3 Corda
6 1 (0.090%) Fredhopper
6 1 (0.090%) Payment Gateway
6 1 (0.090%) SAP ERP
6 1 (0.090%) SAP Hybris
Cloud Services
1 255 (22.89%) AWS
2 229 (20.56%) Azure
3 80 (7.18%) GitHub
4 72 (6.46%) GCP
5 57 (5.12%) Serverless
6 42 (3.77%) OpenShift
7 34 (3.05%) AWS Lambda
7 34 (3.05%) npm
8 32 (2.87%) Amazon EC2
9 28 (2.51%) PaaS
10 27 (2.42%) SaaS
11 23 (2.06%) Amazon Kinesis
12 22 (1.97%) Amazon SQS
13 15 (1.35%) Cloud Computing
14 13 (1.17%) Amazon S3
15 12 (1.08%) Azure Functions
15 12 (1.08%) Heroku
16 11 (0.99%) Amazon CloudWatch
16 11 (0.99%) Apigee
16 11 (0.99%) Power Platform
Communications & Networking
1 46 (4.13%) HTTP
2 10 (0.90%) TCP/IP
3 9 (0.81%) Internet
3 9 (0.81%) NAS
3 9 (0.81%) SAN
4 6 (0.54%) Firewall
5 4 (0.36%) Kerberos
5 4 (0.36%) SMTP
5 4 (0.36%) SSL
6 2 (0.18%) Cisco ASA
6 2 (0.18%) Peer-to-Peer Networking
6 2 (0.18%) SSH
6 2 (0.18%) Unified Communications
6 2 (0.18%) VPN
7 1 (0.090%) Intranet
7 1 (0.090%) NFC
7 1 (0.090%) PuTTY
7 1 (0.090%) RFID
7 1 (0.090%) VLAN
7 1 (0.090%) Wi-Fi
Database & Business Intelligence
1 158 (14.18%) NoSQL
2 98 (8.80%) Relational Database
3 96 (8.62%) SQL Server
4 79 (7.09%) MongoDB
5 56 (5.03%) Big Data
6 54 (4.85%) MySQL
7 46 (4.13%) PostgreSQL
8 39 (3.50%) RDBMS
9 37 (3.32%) Apache Cassandra
10 33 (2.96%) Amazon DynamoDB
10 33 (2.96%) Redis
11 29 (2.60%) Hadoop
12 26 (2.33%) Couchbase
13 21 (1.89%) Cosmos DB
14 20 (1.80%) Blockchain
15 19 (1.71%) Oracle Database
16 18 (1.62%) Azure SQL Database
17 14 (1.26%) SQL Server 2012
18 12 (1.08%) Apache Hive
18 12 (1.08%) HBase
Development Applications
1 259 (23.25%) Git (software)
2 177 (15.89%) Jenkins
3 113 (10.14%) JIRA
4 89 (7.99%) JUnit
4 89 (7.99%) Maven
5 73 (6.55%) Selenium
6 51 (4.58%) Cucumber
7 50 (4.49%) Mockito
8 45 (4.04%) Jasmine
9 40 (3.59%) Karma Test Runner
10 38 (3.41%) SonarQube
11 36 (3.23%) webpack
12 35 (3.14%) Visual Studio
13 32 (2.87%) JMeter
14 29 (2.60%) TeamCity
15 28 (2.51%) Visual Studio Team System
16 27 (2.42%) Protractor
17 24 (2.15%) Gradle
18 23 (2.06%) Bitbucket
18 23 (2.06%) Mocha
General
1 146 (13.11%) Finance
2 131 (11.76%) Banking
3 42 (3.77%) Retail
4 40 (3.59%) Investment Banking
5 36 (3.23%) Front Office
6 34 (3.05%) Public Sector
7 32 (2.87%) Publishing
8 30 (2.69%) Games
8 30 (2.69%) Law
9 16 (1.44%) Advertising
10 13 (1.17%) Financial Institution
10 13 (1.17%) Marketing
10 13 (1.17%) Retail Banking
11 11 (0.99%) Back Office
12 10 (0.90%) Legal
12 10 (0.90%) Telecoms
13 5 (0.45%) Manufacturing
14 4 (0.36%) Electronics
14 4 (0.36%) Online Betting
15 2 (0.18%) International Banking
Job Titles
1 837 (75.13%) Developer
2 222 (19.93%) Java Developer
3 119 (10.68%) Senior Developer
4 114 (10.23%) React Developer
5 85 (7.63%) .NET Developer
6 71 (6.37%) Front End Developer (Client-Side Developer)
7 67 (6.01%) JavaScript Developer
8 52 (4.67%) Senior Java Developer
9 51 (4.58%) C# Developer
10 50 (4.49%) iOS Developer
11 49 (4.40%) Scala Developer
12 47 (4.22%) Architect
12 47 (4.22%) Full Stack Developer
13 43 (3.86%) Java Engineer
14 36 (3.23%) Angular Developer
15 35 (3.14%) Backend Developer
16 34 (3.05%) DevOps Engineer
17 32 (2.87%) Lead Developer
17 32 (2.87%) Node.js Developer
17 32 (2.87%) Python Developer
Libraries, Frameworks & Software Standards
1 299 (26.84%) Web Services
2 285 (25.58%) HTML
3 247 (22.17%) CSS
4 206 (18.49%) Node.js
5 198 (17.77%) Spring
6 197 (17.68%) React
7 186 (16.70%) AngularJS
8 181 (16.25%) HTML5
9 175 (15.71%) .NET
10 158 (14.18%) JSON
11 119 (10.68%) REST
12 116 (10.41%) CSS3
12 116 (10.41%) Spring Boot
13 113 (10.14%) Kafka
14 112 (10.05%) SOAP
15 111 (9.96%) Redux
16 80 (7.18%) ASP.NET Web API
17 76 (6.82%) Sass
18 75 (6.73%) ASP.NET
19 72 (6.46%) Hibernate
Miscellaneous
1 109 (9.78%) User Experience
2 101 (9.07%) Greenfield Project
3 46 (4.13%) Mobile App
4 38 (3.41%) Animation
5 31 (2.78%) Video on Demand
5 31 (2.78%) Video\Live Streaming
6 28 (2.51%) Public Cloud
7 27 (2.42%) Analytical Skills
8 24 (2.15%) Algorithms
9 23 (2.06%) Self-Motivation
10 19 (1.71%) Blog
10 19 (1.71%) Enterprise Software
11 18 (1.62%) Cloud Native
12 16 (1.44%) Equities
13 12 (1.08%) Linux Command Line
14 11 (0.99%) Data Structures
14 11 (0.99%) Hedge funds
14 11 (0.99%) Replication
15 10 (0.90%) Clustering
16 7 (0.63%) Online Games
Operating Systems
1 133 (11.94%) Linux
2 64 (5.75%) Apple iOS
3 60 (5.39%) Windows
4 48 (4.31%) Unix
5 37 (3.32%) Android
6 29 (2.60%) tvOS
7 10 (0.90%) Windows Server 2012
8 9 (0.81%) Windows Server 2008
9 8 (0.72%) Windows Server
10 7 (0.63%) Mac OS X
11 6 (0.54%) Red Hat Enterprise Linux
12 5 (0.45%) Mac OS
13 4 (0.36%) Solaris
13 4 (0.36%) SUSE Linux Enterprise Server
14 3 (0.27%) VMS
15 1 (0.090%) Windows 10
Processes & Methodologies
1 639 (57.36%) Agile Software Development
2 424 (38.06%) TDD
3 398 (35.73%) Microservices
4 271 (24.33%) Test Automation
5 246 (22.08%) Scrum
6 239 (21.45%) DevOps
7 230 (20.65%) BDD
8 205 (18.40%) Continuous Integration
9 137 (12.30%) OO
10 130 (11.67%) Kanban
11 119 (10.68%) MVC
12 110 (9.87%) Front End Development
13 90 (8.08%) Software Engineering
14 89 (7.99%) Unit Testing
15 87 (7.81%) E-Commerce
16 84 (7.54%) Open Source
17 73 (6.55%) Mentoring
17 73 (6.55%) SDLC
18 71 (6.37%) Pair Programming
19 68 (6.10%) API Development
Programming Languages
1 497 (44.61%) Java
2 379 (34.02%) JavaScript
3 224 (20.11%) SQL
4 168 (15.08%) Python
5 163 (14.63%) C#
6 106 (9.52%) Java 8
7 98 (8.80%) Scala
8 83 (7.45%) TypeScript
9 68 (6.10%) Ruby
10 60 (5.39%) ES6
11 52 (4.67%) Apple Swift
12 36 (3.23%) Perl
13 35 (3.14%) PHP
14 30 (2.69%) Kotlin
14 30 (2.69%) PowerShell
15 27 (2.42%) ES7
15 27 (2.42%) Go
16 25 (2.24%) Groovy
17 18 (1.62%) Apex Code
18 17 (1.53%) Bash Shell
Qualifications
1 63 (5.66%) Degree
2 54 (4.85%) Security Cleared
3 45 (4.04%) SC Cleared
4 22 (1.97%) Computer Science Degree
5 7 (0.63%) BPSS Clearance
6 4 (0.36%) CTC Cleared
6 4 (0.36%) ISTQB
7 3 (0.27%) DBS Check
7 3 (0.27%) ISEB
7 3 (0.27%) Master's Degree
8 2 (0.18%) CISSP
8 2 (0.18%) TOGAF Certification
9 1 (0.090%) DV Cleared
9 1 (0.090%) ISTQB Foundation Certification
9 1 (0.090%) Microsoft Certification
9 1 (0.090%) Numerate Degree
Quality Assurance & Compliance
1 43 (3.86%) QA
2 7 (0.63%) PSD2
3 5 (0.45%) Data Quality
3 5 (0.45%) GDPR
4 3 (0.27%) NIST
5 2 (0.18%) EMIR
5 2 (0.18%) HL7
5 2 (0.18%) ISO/IEC 27001
5 2 (0.18%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
5 2 (0.18%) MiFID
6 1 (0.090%) COBIT
6 1 (0.090%) PCI DSS
6 1 (0.090%) Sarbanes-Oxley
System Software
1 184 (16.52%) Docker
2 30 (2.69%) VMware Infrastructure
3 17 (1.53%) vSphere
4 9 (0.81%) Active Directory
4 9 (0.81%) Hyper-V
5 7 (0.63%) HDFS
6 6 (0.54%) Apache Flume
7 5 (0.45%) Varnish
8 4 (0.36%) Veritas Cluster Server
8 4 (0.36%) Veritas Volume Manager
8 4 (0.36%) Virtual Machines
9 1 (0.090%) OpenAM
9 1 (0.090%) OpenDJ
9 1 (0.090%) Postfix
Systems Management
1 124 (11.13%) Kubernetes
2 54 (4.85%) Ansible
3 50 (4.49%) Terraform
4 27 (2.42%) Puppet
5 12 (1.08%) Marathon
5 12 (1.08%) Mesos
6 10 (0.90%) Hadoop YARN
7 9 (0.81%) logstash
8 8 (0.72%) Opscode Chef
9 7 (0.63%) ITRS Geneos
9 7 (0.63%) Nagios
9 7 (0.63%) ZABBIX
10 6 (0.54%) Consul
10 6 (0.54%) HP Quality Center
11 5 (0.45%) Kibana
11 5 (0.45%) Microsoft Clustering
11 5 (0.45%) Salt
11 5 (0.45%) Single Sign-On
12 4 (0.36%) Grafana
12 4 (0.36%) Istio
Vendors
1 72 (6.46%) Google
2 64 (5.75%) Microsoft
3 48 (4.31%) Oracle
4 33 (2.96%) Apple
4 33 (2.96%) Salesforce.com
5 32 (2.87%) VMware
6 27 (2.42%) Splunk
7 24 (2.15%) Red Hat
8 22 (1.97%) MuleSoft
9 20 (1.80%) IBM
10 18 (1.62%) HP
11 14 (1.26%) Sybase
12 13 (1.17%) Atlassian
13 12 (1.08%) New Relic
14 10 (0.90%) Cypress Semiconductor
14 10 (0.90%) EMC
14 10 (0.90%) SAP
14 10 (0.90%) ServiceNow
15 9 (0.81%) Citrix
15 9 (0.81%) Perforce