Period
to 23 October 2018

The following table provides summary statistics for contract job vacancies advertised in 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 23 October 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)
England > London
6 months to
23 Oct 2018
Same period 2017 Same period 2016
Rank 50 52 55
Rank change year-on-year +2 +3 +43
Contract jobs citing REST 2,251 2,095 1,791
As % of all contract IT jobs advertised in London 4.87% 4.60% 4.04%
As % of the Libraries, Frameworks & Software Standards category 12.38% 12.41% 11.71%
Number of daily rates quoted 1,724 1,555 1,384
London median daily rate £525 £500 £475
Median daily rate % change year-on-year +5.00% +5.26% +5.56%
10th Percentile £413 £375 £350
90th Percentile £650 £638 £600
England median daily rate £500 £475 £450
% change year-on-year +5.26% +5.56% +5.88%
Number of hourly rates quoted 4 3 2
London median hourly rate £45.00 £22.50 £19.23
Median hourly rate % change year-on-year +100.00% +17.00% -56.30%
England median hourly rate £45.00 £45.00 £31.90
% change year-on-year - +41.07% -14.93%

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 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 18,182 16,881 15,295
As % of all contract IT jobs advertised in London 39.31% 37.10% 34.53%
Number of daily rates quoted 13,689 12,839 11,453
London median daily rate £525 £500 £455
Median daily rate % change year-on-year +5.00% +9.89% +1.11%
10th Percentile £375 £350 £313
90th Percentile £675 £650 £625
England median daily rate £475 £450 £425
% change year-on-year +5.56% +5.88% +4.56%
Number of hourly rates quoted 79 89 68
London median hourly rate £43.50 £29.62 £42.50
Median hourly rate % change year-on-year +46.86% -30.31% +25.00%
10th Percentile £19.93 £18.40 £19.00
90th Percentile £72.12 £49.00 £82.93
England median hourly rate £41.69 £40.00 £37.50
% change year-on-year +4.22% +6.67% +0.68%

REST
Job Vacancy Trend in London

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

Job vacancy trend for REST in London

REST
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for REST in London

REST
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing REST in London over the 6 months to 23 October 2018.

Contractor daily rate histogram for REST in London

REST
Contractor Hourly Rate Trend in London

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

Contractor hourly rate trend for REST in London

REST
Contractor Hourly Rate Histogram in London

The hourly rate distribution of IT jobs citing REST in London over the 6 months to 23 October 2018.

Contractor hourly rate histogram for REST in London

REST
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 REST within the London region over the 6 months to 23 October 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
Central London -3 488 £525 +5.53% 150
South London -35 113 £550 - 22
West London +26 84 £500 -0.50% 66
East London +10 69 £563 +2.27% 31
North London 0 6 £469 +2.74% 2
REST
England

For the 6 months to 23 October 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 London region with a requirement for REST.

1 1,179 (52.38%) Java
2 1,175 (52.20%) Agile Software Development
3 900 (39.98%) TDD
4 823 (36.56%) JavaScript
5 687 (30.52%) Microservices
6 684 (30.39%) Git (software)
7 562 (24.97%) Web Services
8 542 (24.08%) HTML
9 538 (23.90%) Spring
9 538 (23.90%) BDD
10 506 (22.48%) Amazon AWS
11 482 (21.41%) Java 8
12 477 (21.19%) Jenkins
13 474 (21.06%) Docker
14 473 (21.01%) CSS
15 455 (20.21%) AngularJS
16 444 (19.72%) JSON
17 443 (19.68%) SOAP
18 437 (19.41%) Finance
19 412 (18.30%) Scrum
20 408 (18.13%) DevOps
21 405 (17.99%) Continuous Integration
22 399 (17.73%) Test Automation
23 378 (16.79%) Node.js
24 377 (16.75%) JIRA
25 368 (16.35%) SQL
26 338 (15.02%) C#
26 338 (15.02%) React
27 329 (14.62%) .NET
28 320 (14.22%) Banking

REST
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
1 247 (10.97%) Confluence
2 140 (6.22%) Elasticsearch
3 79 (3.51%) Apache
4 77 (3.42%) Apache Spark
5 58 (2.58%) WildFly
6 52 (2.31%) Tomcat
7 39 (1.73%) JBoss
8 37 (1.64%) IIS
9 32 (1.42%) WebSphere
10 31 (1.38%) Mule
10 31 (1.38%) Oracle SOA Suite
11 29 (1.29%) CMS
12 24 (1.07%) NServiceBus
12 24 (1.07%) WebLogic
13 20 (0.89%) Apache Solr
14 19 (0.84%) SharePoint
15 18 (0.80%) Jetty
16 15 (0.67%) Cloud Foundry
16 15 (0.67%) MQSeries
17 13 (0.58%) GlassFish
Applications
1 13 (0.58%) MS Visio
1 13 (0.58%) Photoshop
2 11 (0.49%) Spreadsheet
3 7 (0.31%) Microsoft Excel
4 6 (0.27%) Fireworks
5 4 (0.18%) GIMP
5 4 (0.18%) InfoPath
5 4 (0.18%) Microsoft Office
6 3 (0.13%) HipChat
7 2 (0.089%) Chatbot
7 2 (0.089%) GNU Octave
8 1 (0.044%) InVision
8 1 (0.044%) Microsoft Project
8 1 (0.044%) OmniGraffle
Business Applications
1 7 (0.31%) Remedy ITSM
2 6 (0.27%) Markit EDM
2 6 (0.27%) SAP Hybris
3 3 (0.13%) Magento
3 3 (0.13%) Oracle Applications
3 3 (0.13%) Oracle EBS
3 3 (0.13%) Salesforce.com CRM
3 3 (0.13%) Workday HCM
4 2 (0.089%) Distributed Ledger
4 2 (0.089%) Dynamics AX
4 2 (0.089%) Dynamics CRM
4 2 (0.089%) Oracle EBS R12
4 2 (0.089%) Oracle Financials
4 2 (0.089%) Payment Gateway
4 2 (0.089%) R3 Corda
5 1 (0.044%) Adobe Campaign
5 1 (0.044%) NetSuite
5 1 (0.044%) Oracle iProcurement
5 1 (0.044%) Oracle Subledger Accounting
5 1 (0.044%) Siebel CRM
Cloud Services
1 506 (22.48%) Amazon AWS
2 288 (12.79%) Microsoft Azure
3 95 (4.22%) Serverless
4 66 (2.93%) AWS Lambda
5 64 (2.84%) Heroku
6 54 (2.40%) PaaS
7 50 (2.22%) GitHub
8 48 (2.13%) Google Cloud Platform
9 46 (2.04%) Apigee
10 37 (1.64%) Amazon EC2
11 36 (1.60%) Amazon S3
12 34 (1.51%) npm
12 34 (1.51%) SaaS
13 23 (1.02%) OpenShift
14 22 (0.98%) Azure Functions
15 16 (0.71%) Amazon SQS
15 16 (0.71%) Office 365
16 13 (0.58%) IaaS
17 12 (0.53%) Amazon CloudWatch
18 11 (0.49%) AWS CloudFormation
Communications & Networking
1 170 (7.55%) HTTP
2 54 (2.40%) DNS
3 52 (2.31%) SSL
3 52 (2.31%) TCP/IP
4 34 (1.51%) FTP
5 28 (1.24%) Internet
6 22 (0.98%) AMQP
7 20 (0.89%) HTTPS
8 18 (0.80%) SSH
9 16 (0.71%) Firewall
10 15 (0.67%) Kerberos
11 12 (0.53%) X.509
12 8 (0.36%) MQTT
12 8 (0.36%) OpenLDAP
12 8 (0.36%) OpenVPN
13 7 (0.31%) DHCP
13 7 (0.31%) LAN
14 6 (0.27%) BIG-IP
14 6 (0.27%) Junos
14 6 (0.27%) SMS
Database & Business Intelligence
1 266 (11.82%) Relational Database
2 231 (10.26%) PostgreSQL
3 230 (10.22%) MongoDB
4 223 (9.91%) NoSQL
5 194 (8.62%) SQL Server
6 156 (6.93%) MySQL
7 151 (6.71%) Big Data
8 108 (4.80%) RDBMS
9 98 (4.35%) Apache Cassandra
10 93 (4.13%) Hadoop
11 65 (2.89%) HBase
12 51 (2.27%) Redis
13 46 (2.04%) Couchbase
14 42 (1.87%) Cosmos DB
15 38 (1.69%) Oracle Database
16 22 (0.98%) Neo4j
17 21 (0.93%) Amazon DynamoDB
18 19 (0.84%) Amazon Redshift
19 18 (0.80%) CouchDB
19 18 (0.80%) Data Lake
Development Applications
1 684 (30.39%) Git (software)
2 477 (21.19%) Jenkins
3 377 (16.75%) JIRA
4 310 (13.77%) Maven
5 210 (9.33%) JUnit
6 167 (7.42%) Selenium
7 135 (6.00%) Cucumber
8 132 (5.86%) Mockito
9 109 (4.84%) Subversion
10 108 (4.80%) TeamCity
11 97 (4.31%) Gradle
12 82 (3.64%) SonarQube
13 71 (3.15%) webpack
14 68 (3.02%) Vagrant
15 67 (2.98%) Bitbucket
16 66 (2.93%) Liquibase
17 61 (2.71%) gulp
18 60 (2.67%) Visual Studio
19 59 (2.62%) Checkstyle
20 57 (2.53%) Visual Studio Team System
General
1 437 (19.41%) Finance
2 320 (14.22%) Banking
3 131 (5.82%) Retail
4 100 (4.44%) Investment Banking
5 57 (2.53%) Front Office
6 42 (1.87%) Games
7 35 (1.55%) Marketing
8 32 (1.42%) Advertising
9 24 (1.07%) Legal
10 21 (0.93%) Publishing
11 19 (0.84%) Financial Institution
11 19 (0.84%) Telecoms
12 13 (0.58%) Law
13 10 (0.44%) Pharmaceutical
14 9 (0.40%) Manufacturing
15 8 (0.36%) Electronics
15 8 (0.36%) French Language
15 8 (0.36%) Retail Banking
16 7 (0.31%) Back Office
17 5 (0.22%) Russian Language
Job Titles
1 1,668 (74.10%) Developer
2 688 (30.56%) Java Developer
3 257 (11.42%) Senior Developer
4 173 (7.69%) .NET Developer
5 171 (7.60%) Full Stack Developer
6 159 (7.06%) C# Developer
7 151 (6.71%) Senior Java Developer
8 144 (6.40%) React Developer
9 139 (6.18%) Front End Developer (Client-Side Developer)
10 130 (5.78%) Architect
11 117 (5.20%) JavaScript Developer
12 114 (5.06%) Angular Developer
13 87 (3.86%) AWS Developer
14 81 (3.60%) Lead Developer
15 80 (3.55%) Agile Developer
16 79 (3.51%) Python Developer
17 74 (3.29%) C# .NET Developer
18 70 (3.11%) Node.js Developer
19 62 (2.75%) SC Cleared Java Developer
20 60 (2.67%) Lead Java Developer
Libraries, Frameworks & Software Standards
1 562 (24.97%) Web Services
2 542 (24.08%) HTML
3 538 (23.90%) Spring
4 473 (21.01%) CSS
5 455 (20.21%) AngularJS
6 444 (19.72%) JSON
7 443 (19.68%) SOAP
8 378 (16.79%) Node.js
9 338 (15.02%) React
10 329 (14.62%) .NET
11 272 (12.08%) Hibernate
12 269 (11.95%) HTML5
13 260 (11.55%) Spring Boot
14 247 (10.97%) RESTful
15 209 (9.28%) XML
16 200 (8.88%) Kafka
17 167 (7.42%) JMS
18 160 (7.11%) OAuth
19 157 (6.97%) Redux
20 153 (6.80%) ASP.NET Web API
Miscellaneous
1 182 (8.09%) Greenfield Project
2 162 (7.20%) User Experience
3 158 (7.02%) Fintech
4 115 (5.11%) Mobile App
5 86 (3.82%) Algorithms
6 85 (3.78%) Analytical Skills
7 82 (3.64%) Computer Science
8 72 (3.20%) Linux Command Line
9 51 (2.27%) Data Structures
10 49 (2.18%) Fixed Income
11 37 (1.64%) Data Centre
11 37 (1.64%) Self-Motivation
12 31 (1.38%) Enterprise Software
13 28 (1.24%) Foreign Exchange (FX)
14 22 (0.98%) Public Cloud
15 21 (0.93%) Derivative
16 20 (0.89%) iPad
17 18 (0.80%) Video on Demand
17 18 (0.80%) Virtual Team
18 17 (0.76%) CMDB
Operating Systems
1 256 (11.37%) Linux
2 222 (9.86%) Unix
3 109 (4.84%) Windows
4 87 (3.86%) Apple iOS
5 75 (3.33%) Android
6 56 (2.49%) VMS
7 27 (1.20%) Windows Server
8 20 (0.89%) Ubuntu
9 19 (0.84%) Mac OS X
10 14 (0.62%) CentOS
11 8 (0.36%) Red Hat Enterprise Linux
12 4 (0.18%) Windows Server 2012
13 2 (0.089%) CoreOS
14 1 (0.044%) Debian
14 1 (0.044%) Mac OS
14 1 (0.044%) Solaris
Processes & Methodologies
1 1,175 (52.20%) Agile Software Development
2 900 (39.98%) TDD
3 687 (30.52%) Microservices
4 538 (23.90%) BDD
5 412 (18.30%) Scrum
6 408 (18.13%) DevOps
7 405 (17.99%) Continuous Integration
8 399 (17.73%) Test Automation
9 271 (12.04%) MVC
10 238 (10.57%) Front End Development
11 216 (9.60%) OO
12 209 (9.28%) SOA
13 193 (8.57%) Software Engineering
14 191 (8.49%) Kanban
15 181 (8.04%) Unit Testing
16 178 (7.91%) Open Source
17 157 (6.97%) Pair Programming
18 153 (6.80%) Continuous Delivery
19 145 (6.44%) Problem-Solving
20 130 (5.78%) Web Development
Programming Languages
1 1,179 (52.38%) Java
2 823 (36.56%) JavaScript
3 482 (21.41%) Java 8
4 368 (16.35%) SQL
5 338 (15.02%) C#
6 271 (12.04%) Python
7 162 (7.20%) TypeScript
8 161 (7.15%) ES6
9 101 (4.49%) Go
10 91 (4.04%) Scala
11 86 (3.82%) Ruby
12 78 (3.47%) Groovy
13 58 (2.58%) JPQL
14 57 (2.53%) PHP
15 44 (1.95%) C++
16 40 (1.78%) Bash Shell
17 38 (1.69%) PowerShell
18 36 (1.60%) PL/SQL
19 32 (1.42%) C
20 30 (1.33%) Java 9
Qualifications
1 175 (7.77%) Security Cleared
2 146 (6.49%) SC Cleared
3 87 (3.86%) Degree
4 35 (1.55%) Computer Science Degree
5 30 (1.33%) BPSS Clearance
6 21 (0.93%) DV Cleared
7 16 (0.71%) ITIL Certification
8 10 (0.44%) AWS Certification
8 10 (0.44%) Cisco Certification
8 10 (0.44%) CISSP
8 10 (0.44%) Master's Degree
9 9 (0.40%) CCNA
10 8 (0.36%) CCSA
10 8 (0.36%) CISM
10 8 (0.36%) ISTQB
11 7 (0.31%) ISEB
12 3 (0.13%) A+ Certification
12 3 (0.13%) DBS Check
13 2 (0.089%) TOGAF Certification
13 2 (0.089%) VCP6
Quality Assurance & Compliance
1 117 (5.20%) QA
2 16 (0.71%) Data Quality
3 14 (0.62%) GDPR
3 14 (0.62%) PSD2
4 9 (0.40%) Disclosure Scotland
5 4 (0.18%) PMO
6 3 (0.13%) SLA
6 3 (0.13%) WCAG
7 2 (0.089%) HL7
8 1 (0.044%) HMG Security Policy Framework
8 1 (0.044%) IFRS
8 1 (0.044%) IFRS 9
8 1 (0.044%) ISO 20022
8 1 (0.044%) OASIS TOSCA
8 1 (0.044%) PCI DSS
System Software
1 474 (21.06%) Docker
2 22 (0.98%) Active Directory
3 18 (0.80%) VMware Infrastructure
4 13 (0.58%) HDFS
5 9 (0.40%) vCloud
5 9 (0.40%) VMware ESXi
6 8 (0.36%) Postfix
6 8 (0.36%) Squid
6 8 (0.36%) Virtual Machines
7 7 (0.31%) vSphere
8 5 (0.22%) Apache ZooKeeper
8 5 (0.22%) OpenAM
9 4 (0.18%) VirtualBox
9 4 (0.18%) VMware NSX
10 3 (0.13%) OpenDJ
11 2 (0.089%) KVM
11 2 (0.089%) Varnish
12 1 (0.044%) iptables
12 1 (0.044%) NFS
Systems Management
1 236 (10.48%) Kubernetes
2 85 (3.78%) Ansible
3 75 (3.33%) Terraform
4 45 (2.00%) Puppet
5 38 (1.69%) Docker Swarm
6 26 (1.16%) Rancher
7 25 (1.11%) Kibana
8 21 (0.93%) Opscode Chef
9 20 (0.89%) Single Sign-On
10 16 (0.71%) logstash
11 14 (0.62%) Mesos
11 14 (0.62%) Prometheus
12 11 (0.49%) Grafana
12 11 (0.49%) WebSphere Service Registry and Repository
13 9 (0.40%) ZABBIX
14 8 (0.36%) ITRS Geneos
14 8 (0.36%) Rsyslog
14 8 (0.36%) Salt
14 8 (0.36%) Sysdig
15 7 (0.31%) Tivoli Identity Manager
Vendors
1 158 (7.02%) Oracle
2 128 (5.69%) Microsoft
3 85 (3.78%) Google
4 62 (2.75%) Salesforce.com
5 50 (2.22%) Atlassian
6 40 (1.78%) IBM
7 37 (1.64%) ServiceNow
8 33 (1.47%) VMware
9 32 (1.42%) MuleSoft
10 29 (1.29%) CA
11 28 (1.24%) Splunk
12 25 (1.11%) SAP
13 23 (1.02%) CyberArk
14 20 (0.89%) Sybase
15 16 (0.71%) AppDynamics
16 14 (0.62%) Talend
17 13 (0.58%) Murex
18 12 (0.53%) Apple
18 12 (0.53%) ForgeRock
19 11 (0.49%) Adobe