Period
to 17 February 2019

The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for REST skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited REST over the 6 months to 17 February 2019 with a comparison to the same period in the previous 2 years.

Representational State Transfer (REST)
Central London > City of London
6 months to
17 Feb 2019
Same period 2018 Same period 2017
Rank 69 67 94
Rank change year-on-year -2 +27 +60
Permanent jobs citing REST 414 457 334
As % of all permanent IT jobs advertised in the City of London 4.03% 4.29% 3.18%
As % of the Libraries, Frameworks & Software Standards category 9.27% 10.70% 7.98%
Number of salaries quoted 354 393 325
City of London median annual salary £70,000 £65,000 £60,000
Median salary % change year-on-year +7.69% +8.33% +4.35%
10th Percentile £41,250 £47,750 £42,500
90th Percentile £87,500 £98,750 £86,250
Central London median annual salary £70,000 £65,000 £60,000
% change year-on-year +7.69% +8.33% +4.35%

REST is in the Software Libraries and Frameworks category. The following table is for comparison with the above and provides summary statistics for all permanent 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
Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 4,468 4,273 4,186
As % of all permanent IT jobs advertised in the City of London 43.54% 40.07% 39.87%
Number of salaries quoted 4,035 3,817 3,843
City of London median annual salary £67,500 £62,500 £60,000
Median salary % change year-on-year +8.00% +4.17% +4.35%
10th Percentile £42,500 £40,000 £38,250
90th Percentile £92,500 £92,500 £90,000
Central London median annual salary £65,000 £60,000 £60,000
% change year-on-year +8.33% - +4.35%

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
Salary Trend in the City of London

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

Salary trend for REST in the City of London

REST
Salary Histogram in the City of London

The salary distribution of IT jobs citing REST in the City of London over the 6 months to 17 February 2019.

Salary histogram for REST in the City of London

REST
Job Locations in the City of London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing REST within the City of London region over the 6 months to 17 February 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
London Bridge -3 2 £56,000 -
REST
Central London

For the 6 months to 17 February 2019, IT 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 permanent job ads across the City of London region with a requirement for REST.

1 234 (56.52%) Agile Software Development
2 176 (42.51%) Java
3 172 (41.55%) JavaScript
4 131 (31.64%) TDD
5 124 (29.95%) Microservices
6 122 (29.47%) HTML
7 114 (27.54%) Web Services
8 112 (27.05%) C#
8 112 (27.05%) Finance
9 104 (25.12%) DevOps
10 100 (24.15%) .NET
11 98 (23.67%) Spring
12 96 (23.19%) SQL
13 95 (22.95%) CSS
14 89 (21.50%) JSON
15 74 (17.87%) Microsoft Azure
16 69 (16.67%) Java 8
17 66 (15.94%) React
17 66 (15.94%) AngularJS
18 64 (15.46%) SOAP
19 59 (14.25%) Greenfield Project
20 58 (14.01%) SDLC
20 58 (14.01%) SQL Server
21 56 (13.53%) XML
21 56 (13.53%) MVC
22 55 (13.29%) Scrum
23 54 (13.04%) Banking
24 52 (12.56%) Docker
25 50 (12.08%) Node.js
26 49 (11.84%) Amazon AWS

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 16 (3.86%) Mule
2 15 (3.62%) Elasticsearch
3 9 (2.17%) SharePoint
4 7 (1.69%) Ethereum
5 6 (1.45%) CMS
6 4 (0.97%) Adobe Experience Manager
6 4 (0.97%) GemFire
7 3 (0.72%) Apache Spark
7 3 (0.72%) IIS
7 3 (0.72%) Oracle SOA Suite
8 2 (0.48%) Apache
8 2 (0.48%) Confluence
8 2 (0.48%) IBM Notes
8 2 (0.48%) JBoss
9 1 (0.24%) BizTalk Server
9 1 (0.24%) MQSeries
9 1 (0.24%) OpenStack
9 1 (0.24%) Tomcat
9 1 (0.24%) Tornado
9 1 (0.24%) Umbraco
Business Applications
1 11 (2.66%) Dynamics CRM
2 1 (0.24%) Distributed Ledger
2 1 (0.24%) Magento
2 1 (0.24%) thinkFolio
Cloud Services
1 74 (17.87%) Microsoft Azure
2 49 (11.84%) Amazon AWS
3 28 (6.76%) SaaS
4 25 (6.04%) PaaS
5 20 (4.83%) GitHub
6 17 (4.11%) Apigee
6 17 (4.11%) Serverless
7 16 (3.86%) Boomi
8 8 (1.93%) Google Cloud Platform
9 7 (1.69%) npm
9 7 (1.69%) Office 365
10 5 (1.21%) IaaS
11 4 (0.97%) AWS Lambda
11 4 (0.97%) Slack
12 3 (0.72%) Salesforce Service Cloud
13 2 (0.48%) Azure Functions
13 2 (0.48%) Azure Machine Learning
13 2 (0.48%) Cloud Computing
13 2 (0.48%) OpenShift
13 2 (0.48%) Salesforce Sales Cloud
Communications & Networking
1 12 (2.90%) TCP/IP
2 11 (2.66%) VPN
3 9 (2.17%) Ethernet
3 9 (2.17%) MPLS
3 9 (2.17%) Reverse Proxy
4 7 (1.69%) HTTP
5 2 (0.48%) DNS
5 2 (0.48%) DSL
5 2 (0.48%) Firewall
5 2 (0.48%) SSH
6 1 (0.24%) AMQP
6 1 (0.24%) Bluetooth
6 1 (0.24%) FTP
6 1 (0.24%) HTTPS
6 1 (0.24%) Intranet
6 1 (0.24%) MQTT
6 1 (0.24%) Multicast
6 1 (0.24%) SAN
6 1 (0.24%) VoIP
6 1 (0.24%) Wireshark
Database & Business Intelligence
1 58 (14.01%) SQL Server
2 45 (10.87%) NoSQL
3 30 (7.25%) Big Data
4 28 (6.76%) SQL Server Integration Services
5 25 (6.04%) Data Warehouse
6 23 (5.56%) MySQL
7 18 (4.35%) Hadoop
8 17 (4.11%) SQL Server Reporting Services
9 16 (3.86%) Redis
10 14 (3.38%) Blockchain
11 13 (3.14%) Apache Cassandra
11 13 (3.14%) Flink
11 13 (3.14%) MongoDB
12 12 (2.90%) PostgreSQL
13 11 (2.66%) Data Lake
14 9 (2.17%) Relational Database
14 9 (2.17%) SQL Server 2012
15 8 (1.93%) Cosmos DB
16 7 (1.69%) Amazon DynamoDB
17 6 (1.45%) Event Store
Development Applications
1 44 (10.63%) Git (software)
2 39 (9.42%) Jenkins
3 31 (7.49%) Maven
4 18 (4.35%) Selenium
5 16 (3.86%) Gradle
6 15 (3.62%) JIRA
6 15 (3.62%) Visual Studio
7 9 (2.17%) Jasmine
8 8 (1.93%) Karma Test Runner
8 8 (1.93%) webpack
9 7 (1.69%) Visual Studio Team System
10 6 (1.45%) Protractor
10 6 (1.45%) Robot Framework
10 6 (1.45%) Subversion
11 5 (1.21%) Team Foundation Server
11 5 (1.21%) TeamCity
12 4 (0.97%) Cucumber
12 4 (0.97%) Mockito
12 4 (0.97%) SoapUI
13 3 (0.72%) Bitbucket
General
1 112 (27.05%) Finance
2 54 (13.04%) Banking
3 24 (5.80%) Games
4 18 (4.35%) Back Office
5 17 (4.11%) Law
6 12 (2.90%) Retail
7 11 (2.66%) Telecoms
8 10 (2.42%) Advertising
9 9 (2.17%) Publishing
10 8 (1.93%) Front Office
11 7 (1.69%) Automotive
12 5 (1.21%) Financial Institution
13 4 (0.97%) Marketing
14 2 (0.48%) Investment Banking
15 1 (0.24%) Electronics
15 1 (0.24%) Legal
Job Titles
1 263 (63.53%) Developer
2 106 (25.60%) Java Developer
3 78 (18.84%) Architect
4 51 (12.32%) Senior Developer
5 49 (11.84%) .NET Developer
6 46 (11.11%) Solutions Architect
7 27 (6.52%) Lead Developer
8 23 (5.56%) .NET Architect
8 23 (5.56%) C# Developer
9 22 (5.31%) .NET Solutions Architect
9 22 (5.31%) Full Stack Developer
9 22 (5.31%) JavaScript Developer
10 19 (4.59%) C# .NET Developer
10 19 (4.59%) Python Developer
11 17 (4.11%) Integration Developer
11 17 (4.11%) Junior
12 16 (3.86%) Python Engineer
13 15 (3.62%) J2EE Developer
13 15 (3.62%) Java/J2EE Developer
13 15 (3.62%) Technical Leader
Libraries, Frameworks & Software Standards
1 122 (29.47%) HTML
2 114 (27.54%) Web Services
3 100 (24.15%) .NET
4 98 (23.67%) Spring
5 95 (22.95%) CSS
6 89 (21.50%) JSON
7 66 (15.94%) AngularJS
7 66 (15.94%) React
8 64 (15.46%) SOAP
9 56 (13.53%) XML
10 50 (12.08%) Node.js
11 37 (8.94%) ASP.NET Web API
12 36 (8.70%) ASP.NET
13 35 (8.45%) J2EE
14 32 (7.73%) RESTful
15 28 (6.76%) Java EE
16 26 (6.28%) Redux
17 25 (6.04%) Spring Boot
18 24 (5.80%) .NET Core
18 24 (5.80%) Kafka
Miscellaneous
1 59 (14.25%) Greenfield Project
2 32 (7.73%) Fintech
3 31 (7.49%) Mobile App
4 25 (6.04%) User Experience
5 19 (4.59%) Analytical Skills
6 15 (3.62%) Self-Motivation
7 12 (2.90%) Enterprise Software
8 8 (1.93%) Client/Server
8 8 (1.93%) Fixed Income
9 6 (1.45%) Algorithms
9 6 (1.45%) Derivative
9 6 (1.45%) Foreign Exchange (FX)
9 6 (1.45%) Hedge funds
9 6 (1.45%) Smart Home
10 5 (1.21%) Data Structures
10 5 (1.21%) Linux Command Line
10 5 (1.21%) Xbox
11 3 (0.72%) Reinsurance
12 2 (0.48%) Anti-Piracy
12 2 (0.48%) Public Cloud
Operating Systems
1 27 (6.52%) Linux
2 17 (4.11%) Unix
3 8 (1.93%) Apple iOS
4 6 (1.45%) Android
5 5 (1.21%) Windows
Processes & Methodologies
1 234 (56.52%) Agile Software Development
2 131 (31.64%) TDD
3 124 (29.95%) Microservices
4 104 (25.12%) DevOps
5 58 (14.01%) SDLC
6 56 (13.53%) MVC
7 55 (13.29%) Scrum
8 49 (11.84%) E-Commerce
9 46 (11.11%) OO
9 46 (11.11%) Software Engineering
10 44 (10.63%) Test Automation
11 41 (9.90%) API Design
11 41 (9.90%) BDD
12 40 (9.66%) Artificial Intelligence
13 38 (9.18%) Front End Development
14 37 (8.94%) Continuous Integration
15 34 (8.21%) Analytics
16 33 (7.97%) Business Intelligence
17 32 (7.73%) Machine Learning
18 31 (7.49%) OOP
Programming Languages
1 176 (42.51%) Java
2 172 (41.55%) JavaScript
3 112 (27.05%) C#
4 96 (23.19%) SQL
5 69 (16.67%) Java 8
6 48 (11.59%) Python
7 27 (6.52%) PHP
8 23 (5.56%) Scala
9 12 (2.90%) ES6
10 9 (2.17%) Apex Code
10 9 (2.17%) Kotlin
11 7 (1.69%) Ruby
11 7 (1.69%) TypeScript
12 6 (1.45%) PL/SQL
12 6 (1.45%) PowerShell
12 6 (1.45%) SOQL
13 4 (0.97%) VB.NET
14 3 (0.72%) F#
14 3 (0.72%) Perl
15 2 (0.48%) C
Qualifications
1 27 (6.52%) Degree
2 8 (1.93%) Computer Science Degree
3 3 (0.72%) ITIL Certification
3 3 (0.72%) Numerate Degree
4 2 (0.48%) CISSP
4 2 (0.48%) PMI Certification
4 2 (0.48%) Security Cleared
5 1 (0.24%) AWS Certification
5 1 (0.24%) Microsoft Certification
5 1 (0.24%) PhD
Quality Assurance & Compliance
1 26 (6.28%) QA
2 2 (0.48%) SLA
3 1 (0.24%) ISO/IEC 27001
3 1 (0.24%) MiFID
3 1 (0.24%) PCI DSS
System Software
1 52 (12.56%) Docker
2 13 (3.14%) Apache ZooKeeper
2 13 (3.14%) HDFS
3 3 (0.72%) Active Directory
4 2 (0.48%) Apache Flume
5 1 (0.24%) VMware Infrastructure
Systems Management
1 17 (4.11%) Kubernetes
2 15 (3.62%) Puppet
3 3 (0.72%) Ansible
3 3 (0.72%) Opscode Chef
4 2 (0.48%) Docker Swarm
4 2 (0.48%) Jamf Pro
4 2 (0.48%) SCCM
5 1 (0.24%) Grafana
5 1 (0.24%) HP Quality Center
5 1 (0.24%) Nagios
5 1 (0.24%) Prometheus
5 1 (0.24%) Single Sign-On
5 1 (0.24%) Systems Management Server (SMS)
Vendors
1 36 (8.70%) Microsoft
2 29 (7.00%) Oracle
3 20 (4.83%) TIBCO
4 19 (4.59%) Red Hat
5 16 (3.86%) Axway
6 15 (3.62%) Terracotta
7 13 (3.14%) Salesforce.com
8 7 (1.69%) Google
8 7 (1.69%) Rackspace
9 6 (1.45%) Splunk
9 6 (1.45%) Xamarin
10 4 (0.97%) Adobe
10 4 (0.97%) Solace
11 3 (0.72%) Apple
11 3 (0.72%) Bloomberg
12 2 (0.48%) IBM
12 2 (0.48%) ION Trading
12 2 (0.48%) Lotus
12 2 (0.48%) MapR
12 2 (0.48%) ServiceNow