Period
to 19 November 2018

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 19 November 2018 with a comparison to the same period in the previous 2 years.

Representational State Transfer (REST)
Central London > City of London
6 months to
19 Nov 2018
Same period 2017 Same period 2016
Rank 63 90 85
Rank change year-on-year +27 -5 +68
Permanent jobs citing REST 473 350 418
As % of all permanent IT jobs advertised in the City of London 4.25% 3.45% 3.60%
As % of the Libraries, Frameworks & Software Standards category 9.85% 8.72% 8.70%
Number of salaries quoted 416 317 400
City of London median annual salary £70,000 £65,000 £60,000
Median salary % change year-on-year +7.69% +8.33% -
10th Percentile £43,750 £45,000 £42,500
90th Percentile £93,750 £87,500 £85,000
Central London median annual salary £70,000 £62,500 £60,000
% change year-on-year +12.00% +4.17% -

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 4,804 4,015 4,807
As % of all permanent IT jobs advertised in the City of London 43.12% 39.59% 41.35%
Number of salaries quoted 4,387 3,633 4,432
City of London median annual salary £65,000 £62,500 £60,000
Median salary % change year-on-year +4.00% +4.17% +4.35%
10th Percentile £42,500 £40,000 £38,250
90th Percentile £93,750 £91,250 £87,500
Central London median annual salary £65,000 £60,000 £57,500
% 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 19 November 2018.

Salary histogram for REST in the City of London

For the 6 months to 19 November 2018, 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.

1 232 (49.05%) Agile Software Development
2 207 (43.76%) Java
3 174 (36.79%) JavaScript
4 163 (34.46%) SQL
5 161 (34.04%) Microservices
6 135 (28.54%) HTML
7 132 (27.91%) TDD
8 127 (26.85%) Spring
9 124 (26.22%) Finance
9 124 (26.22%) DevOps
10 118 (24.95%) CSS
11 110 (23.26%) Web Services
12 106 (22.41%) C#
13 103 (21.78%) .NET
14 99 (20.93%) SOAP
15 95 (20.08%) JSON
16 82 (17.34%) AngularJS
17 79 (16.70%) NoSQL
17 79 (16.70%) Node.js
18 78 (16.49%) Java 8
19 73 (15.43%) Python
20 72 (15.22%) Software Engineering
21 71 (15.01%) Greenfield Project
22 69 (14.59%) Amazon AWS
23 66 (13.95%) Microsoft Azure
24 64 (13.53%) React
25 60 (12.68%) Spring Boot
25 60 (12.68%) Docker
26 58 (12.26%) Fintech
27 57 (12.05%) MVC

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 31 (6.55%) Elasticsearch
2 21 (4.44%) Mule
3 13 (2.75%) Apache Spark
4 12 (2.54%) WebLogic
5 11 (2.33%) Ethereum
6 8 (1.69%) NServiceBus
7 6 (1.27%) CMS
7 6 (1.27%) IIS
7 6 (1.27%) SharePoint
7 6 (1.27%) Tomcat
8 5 (1.06%) Adobe Experience Manager
8 5 (1.06%) Apache
8 5 (1.06%) Confluence
8 5 (1.06%) WordPress
9 3 (0.63%) Drupal
9 3 (0.63%) Oracle SOA Suite
10 2 (0.42%) GemFire
10 2 (0.42%) JBoss
10 2 (0.42%) Jetty
10 2 (0.42%) SharePoint 2010
Applications
1 3 (0.63%) Microsoft Excel
2 2 (0.42%) Adobe Illustrator
2 2 (0.42%) Photoshop
3 1 (0.21%) Microsoft PowerPoint
3 1 (0.21%) MS Visio
Business Applications
1 1 (0.21%) Dynamics AX
1 1 (0.21%) Remedy ITSM
Cloud Services
1 69 (14.59%) Amazon AWS
2 66 (13.95%) Microsoft Azure
3 32 (6.77%) PaaS
4 30 (6.34%) SaaS
5 27 (5.71%) Serverless
6 26 (5.50%) Apigee
7 21 (4.44%) Boomi
8 15 (3.17%) GitHub
8 15 (3.17%) Google Cloud Platform
9 11 (2.33%) Cloud Computing
10 10 (2.11%) AWS Lambda
10 10 (2.11%) npm
11 6 (1.27%) Amazon EC2
11 6 (1.27%) Amazon S3
11 6 (1.27%) Amazon SQS
11 6 (1.27%) Apple Pay
11 6 (1.27%) Google Pay
12 5 (1.06%) AWS CloudFormation
12 5 (1.06%) Office 365
13 4 (0.85%) IaaS
Communications & Networking
1 11 (2.33%) VPN
2 9 (1.90%) Ethernet
2 9 (1.90%) MPLS
2 9 (1.90%) Reverse Proxy
2 9 (1.90%) TCP/IP
3 7 (1.48%) HTTP
3 7 (1.48%) Skype
4 5 (1.06%) SSL
5 2 (0.42%) DNS
5 2 (0.42%) DSL
5 2 (0.42%) Firewall
5 2 (0.42%) HTTPS
6 1 (0.21%) AMQP
6 1 (0.21%) Bluetooth
6 1 (0.21%) Internet
6 1 (0.21%) Intranet
6 1 (0.21%) SAN
6 1 (0.21%) SSH
6 1 (0.21%) VoIP
6 1 (0.21%) Wireshark
Database & Business Intelligence
1 79 (16.70%) NoSQL
2 54 (11.42%) SQL Server
3 38 (8.03%) Big Data
4 30 (6.34%) Blockchain
4 30 (6.34%) Redis
5 28 (5.92%) MySQL
6 24 (5.07%) Hadoop
6 24 (5.07%) PostgreSQL
7 22 (4.65%) Data Warehouse
8 20 (4.23%) Relational Database
9 17 (3.59%) MongoDB
9 17 (3.59%) SQL Server Integration Services
10 15 (3.17%) SQL Server Reporting Services
11 12 (2.54%) Apache Cassandra
12 11 (2.33%) Oracle Reports
13 10 (2.11%) Flink
14 8 (1.69%) Cosmos DB
15 7 (1.48%) RDBMS
16 6 (1.27%) DB2
16 6 (1.27%) SQL Server Analysis Services
Development Applications
1 54 (11.42%) Git (software)
2 37 (7.82%) Jenkins
3 33 (6.98%) Gradle
4 26 (5.50%) JUnit
5 19 (4.02%) Maven
6 17 (3.59%) JIRA
7 16 (3.38%) Selenium
8 14 (2.96%) webpack
9 11 (2.33%) TeamCity
10 10 (2.11%) Protractor
10 10 (2.11%) Team Foundation Server
11 9 (1.90%) gulp
12 8 (1.69%) Mockito
12 8 (1.69%) Subversion
13 6 (1.27%) NUnit
13 6 (1.27%) TestNG
13 6 (1.27%) Visual Studio
14 5 (1.06%) Moq
15 4 (0.85%) MSTest
15 4 (0.85%) Visual Studio Team System
General
1 124 (26.22%) Finance
2 53 (11.21%) Banking
3 25 (5.29%) Games
4 18 (3.81%) Back Office
4 18 (3.81%) Law
5 14 (2.96%) Marketing
6 13 (2.75%) Advertising
7 12 (2.54%) Retail
8 11 (2.33%) Telecoms
9 10 (2.11%) Publishing
10 9 (1.90%) Investment Banking
11 8 (1.69%) Automotive
12 5 (1.06%) Front Office
12 5 (1.06%) Pharmaceutical
13 3 (0.63%) Financial Institution
14 1 (0.21%) Electronics
14 1 (0.21%) Legal
14 1 (0.21%) Multimedia
Job Titles
1 305 (64.48%) Developer
2 126 (26.64%) Java Developer
3 79 (16.70%) Architect
4 63 (13.32%) Senior Developer
5 47 (9.94%) Full Stack Developer
6 46 (9.73%) .NET Developer
7 40 (8.46%) Solutions Architect
8 37 (7.82%) C# Developer
9 29 (6.13%) Python Developer
10 24 (5.07%) JavaScript Developer
10 24 (5.07%) Lead Developer
11 22 (4.65%) Software Engineer
12 21 (4.44%) C# .NET Developer
12 21 (4.44%) Integration Architect
13 20 (4.23%) Senior Java Developer
14 18 (3.81%) .NET Architect
14 18 (3.81%) .NET Solutions Architect
14 18 (3.81%) Enterprise Architect
15 17 (3.59%) Salesforce Developer
15 17 (3.59%) SQL Developer
Libraries, Frameworks & Software Standards
1 135 (28.54%) HTML
2 127 (26.85%) Spring
3 118 (24.95%) CSS
4 110 (23.26%) Web Services
5 103 (21.78%) .NET
6 99 (20.93%) SOAP
7 95 (20.08%) JSON
8 82 (17.34%) AngularJS
9 79 (16.70%) Node.js
10 64 (13.53%) React
11 60 (12.68%) Spring Boot
12 48 (10.15%) XML
13 45 (9.51%) Kafka
14 34 (7.19%) ASP.NET
15 33 (6.98%) jQuery
16 32 (6.77%) RESTful
17 28 (5.92%) ASP.NET Web API
17 28 (5.92%) HTML5
18 27 (5.71%) .NET Framework
19 26 (5.50%) Redux
Miscellaneous
1 71 (15.01%) Greenfield Project
2 58 (12.26%) Fintech
3 34 (7.19%) User Experience
4 29 (6.13%) Analytical Skills
5 25 (5.29%) Mobile App
6 19 (4.02%) Algorithms
6 19 (4.02%) Data Structures
6 19 (4.02%) Enterprise Software
7 18 (3.81%) Computer Science
8 14 (2.96%) Self-Motivation
9 6 (1.27%) Life Science
10 5 (1.06%) Client/Server
10 5 (1.06%) Linux Command Line
10 5 (1.06%) Public Cloud
11 4 (0.85%) Derivative
11 4 (0.85%) Fixed Income
11 4 (0.85%) Hedge funds
11 4 (0.85%) Reinsurance
11 4 (0.85%) Smart Home
12 3 (0.63%) Smartphone
Operating Systems
1 43 (9.09%) Linux
2 12 (2.54%) Unix
3 9 (1.90%) Android
3 9 (1.90%) Apple iOS
4 5 (1.06%) Windows
Processes & Methodologies
1 232 (49.05%) Agile Software Development
2 161 (34.04%) Microservices
3 132 (27.91%) TDD
4 124 (26.22%) DevOps
5 72 (15.22%) Software Engineering
6 57 (12.05%) MVC
7 56 (11.84%) Scrum
8 55 (11.63%) BDD
9 50 (10.57%) OO
10 49 (10.36%) Continuous Integration
11 48 (10.15%) Test Automation
12 46 (9.73%) SDLC
13 45 (9.51%) Analytics
14 44 (9.30%) E-Commerce
15 42 (8.88%) Problem-Solving
16 40 (8.46%) Front End Development
17 38 (8.03%) Business Intelligence
17 38 (8.03%) Unit Testing
18 37 (7.82%) Machine Learning
19 35 (7.40%) API Design
Programming Languages
1 207 (43.76%) Java
2 174 (36.79%) JavaScript
3 163 (34.46%) SQL
4 106 (22.41%) C#
5 78 (16.49%) Java 8
6 73 (15.43%) Python
7 37 (7.82%) PHP
8 24 (5.07%) Scala
9 16 (3.38%) TypeScript
10 15 (3.17%) ES6
11 14 (2.96%) Apex Code
12 10 (2.11%) PL/SQL
13 9 (1.90%) Kotlin
14 7 (1.48%) VB
15 6 (1.27%) PowerShell
15 6 (1.27%) VBScript
16 5 (1.06%) Perl
17 4 (0.85%) Shell Script
17 4 (0.85%) T-SQL
17 4 (0.85%) VB.NET
Qualifications
1 33 (6.98%) Degree
2 7 (1.48%) Computer Science Degree
3 3 (0.63%) PMI Certification
4 2 (0.42%) CISSP
4 2 (0.42%) ITIL Certification
5 1 (0.21%) ISEB
5 1 (0.21%) ISTQB
5 1 (0.21%) Numerate Degree
5 1 (0.21%) PMP
Quality Assurance & Compliance
1 36 (7.61%) QA
2 2 (0.42%) GDPR
2 2 (0.42%) SLA
3 1 (0.21%) ISO/IEC 27001
3 1 (0.21%) MiFID
3 1 (0.21%) PCI DSS
System Software
1 60 (12.68%) Docker
2 10 (2.11%) Apache ZooKeeper
2 10 (2.11%) HDFS
3 1 (0.21%) ACF2
3 1 (0.21%) Active Directory
3 1 (0.21%) RACF
3 1 (0.21%) VMware Infrastructure
Systems Management
1 15 (3.17%) Kubernetes
2 12 (2.54%) Ansible
2 12 (2.54%) Puppet
3 8 (1.69%) Docker Swarm
4 7 (1.48%) Graphite
4 7 (1.48%) logstash
5 6 (1.27%) Rancher
6 2 (0.42%) cPanel
6 2 (0.42%) Opscode Chef
6 2 (0.42%) Terraform
7 1 (0.21%) Consul
7 1 (0.21%) HP ALM
7 1 (0.21%) Nagios
7 1 (0.21%) Salt
7 1 (0.21%) Single Sign-On
7 1 (0.21%) Systems Management Server (SMS)
Vendors
1 49 (10.36%) Oracle
2 30 (6.34%) Microsoft
3 23 (4.86%) Red Hat
3 23 (4.86%) TIBCO
4 21 (4.44%) Axway
5 19 (4.02%) Salesforce.com
6 18 (3.81%) Google
7 9 (1.90%) Splunk
8 7 (1.48%) Rackspace
8 7 (1.48%) Solace
9 6 (1.27%) Adobe
9 6 (1.27%) Terracotta
10 4 (0.85%) Bloomberg
11 3 (0.63%) Tableau
12 2 (0.42%) IBM
12 2 (0.42%) ION Trading
12 2 (0.42%) Jitterbit
12 2 (0.42%) Lotus
12 2 (0.42%) Nintex
13 1 (0.21%) Salesforce Marketing Cloud