Period
to 22 September 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 22 September 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
22 Sep 2018
Same period 2017 Same period 2016
Rank 70 93 90
Rank change year-on-year +23 -3 +49
Permanent jobs citing REST 473 328 414
As % of all permanent IT jobs advertised in the City of London 4.31% 3.22% 3.34%
As % of the Libraries, Frameworks & Software Standards category 9.90% 8.14% 8.00%
Number of salaries quoted 437 287 389
City of London median annual salary £70,000 £62,500 £62,500
Median salary % change year-on-year +12.00% - +4.17%
10th Percentile £45,000 £42,500 £43,500
90th Percentile £93,750 £85,000 £86,250
Central London median annual salary £70,000 £62,500 £62,500
% 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 4,776 4,028 5,178
As % of all permanent IT jobs advertised in the City of London 43.47% 39.57% 41.82%
Number of salaries quoted 4,332 3,619 4,732
City of London median annual salary £65,000 £60,000 £60,000
Median salary % change year-on-year +8.33% - +4.35%
10th Percentile £41,250 £40,000 £37,500
90th Percentile £93,750 £90,250 £85,000
Central London median annual salary £65,000 £60,000 £57,500
% change year-on-year +8.33% +4.35% +4.55%

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 22 September 2018.

Salary histogram for REST in the City of London

For the 6 months to 22 September 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.

1 195 (41.23%) Java
2 194 (41.01%) Agile Software Development
3 176 (37.21%) SQL
4 174 (36.79%) JavaScript
5 145 (30.66%) Microservices
6 137 (28.96%) SOAP
7 136 (28.75%) HTML
8 128 (27.06%) .NET
9 122 (25.79%) C#
10 120 (25.37%) CSS
11 118 (24.95%) Spring
12 115 (24.31%) Finance
13 113 (23.89%) TDD
14 105 (22.20%) Web Services
15 97 (20.51%) DevOps
16 87 (18.39%) AngularJS
17 85 (17.97%) JSON
18 82 (17.34%) SQL Server
19 81 (17.12%) NoSQL
20 78 (16.49%) Python
21 76 (16.07%) Amazon AWS
22 70 (14.80%) Node.js
23 69 (14.59%) Git (software)
24 67 (14.16%) Software Engineering
25 64 (13.53%) BDD
25 64 (13.53%) Fintech
26 60 (12.68%) MVC
27 59 (12.47%) Java 8
28 57 (12.05%) React
28 57 (12.05%) Spring Boot

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 23 (4.86%) Elasticsearch
2 21 (4.44%) NServiceBus
3 18 (3.81%) Apache Spark
4 17 (3.59%) Mule
5 15 (3.17%) IIS
6 14 (2.96%) Tomcat
7 13 (2.75%) WebLogic
8 12 (2.54%) Drupal
9 11 (2.33%) Apache
9 11 (2.33%) Confluence
9 11 (2.33%) SharePoint
10 9 (1.90%) Ethereum
10 9 (1.90%) SharePoint 2010
11 5 (1.06%) WordPress
12 4 (0.85%) CMS
12 4 (0.85%) JBoss
13 3 (0.63%) Adobe Experience Manager
13 3 (0.63%) WebSphere
14 2 (0.42%) Jetty
14 2 (0.42%) Oracle SOA Suite
Applications
1 4 (0.85%) 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 5 (1.06%) MetaTrader
2 2 (0.42%) Magento
2 2 (0.42%) Markit EDM
3 1 (0.21%) Dynamics AX
3 1 (0.21%) Remedy ITSM
3 1 (0.21%) Salesforce.com CRM
Cloud Services
1 76 (16.07%) Amazon AWS
2 54 (11.42%) Microsoft Azure
3 29 (6.13%) Serverless
4 23 (4.86%) PaaS
5 20 (4.23%) SaaS
6 19 (4.02%) Cloud Computing
7 17 (3.59%) AWS Lambda
7 17 (3.59%) Boomi
8 15 (3.17%) Amazon S3
9 14 (2.96%) Amazon SQS
9 14 (2.96%) Google Cloud Platform
10 9 (1.90%) npm
11 8 (1.69%) Amazon EC2
11 8 (1.69%) AWS Elastic Beanstalk
12 7 (1.48%) CloudFront
13 6 (1.27%) AWS CloudFormation
14 5 (1.06%) Amazon EMR
14 5 (1.06%) Amazon Kinesis
14 5 (1.06%) GitHub
14 5 (1.06%) NuGet
Communications & Networking
1 14 (2.96%) Skype
2 9 (1.90%) HTTP
3 7 (1.48%) Internet
4 6 (1.27%) SSL
5 5 (1.06%) NetScaler
6 3 (0.63%) VPN
7 2 (0.42%) DNS
7 2 (0.42%) SAN
7 2 (0.42%) Unified Communications
8 1 (0.21%) Firewall
8 1 (0.21%) HTTPS
8 1 (0.21%) Intranet
8 1 (0.21%) SSH
8 1 (0.21%) VoIP
Database & Business Intelligence
1 82 (17.34%) SQL Server
2 81 (17.12%) NoSQL
3 33 (6.98%) Big Data
4 29 (6.13%) Redis
5 28 (5.92%) MySQL
6 26 (5.50%) Blockchain
7 24 (5.07%) PostgreSQL
8 21 (4.44%) MongoDB
9 20 (4.23%) SQL Server Integration Services
10 19 (4.02%) Hadoop
11 18 (3.81%) Relational Database
12 17 (3.59%) Amazon RDS
12 17 (3.59%) SQL Server Reporting Services
13 16 (3.38%) Data Warehouse
14 12 (2.54%) SQL Server Analysis Services
15 10 (2.11%) Oracle Reports
15 10 (2.11%) SQL Server 2012
16 7 (1.48%) Amazon DynamoDB
16 7 (1.48%) Cosmos DB
16 7 (1.48%) Data Lake
Development Applications
1 69 (14.59%) Git (software)
2 36 (7.61%) Gradle
3 30 (6.34%) Jenkins
4 29 (6.13%) JUnit
5 26 (5.50%) Team Foundation Server
6 22 (4.65%) Selenium
7 19 (4.02%) JIRA
7 19 (4.02%) Maven
8 16 (3.38%) TeamCity
9 15 (3.17%) webpack
10 14 (2.96%) Protractor
11 11 (2.33%) gulp
12 10 (2.11%) Ant
12 10 (2.11%) PHPUnit
12 10 (2.11%) Visual Studio
13 9 (1.90%) Karma Test Runner
14 8 (1.69%) Jasmine
15 7 (1.48%) Mockito
15 7 (1.48%) NUnit
16 6 (1.27%) TestNG
General
1 115 (24.31%) Finance
2 55 (11.63%) Banking
3 26 (5.50%) Games
4 15 (3.17%) Law
5 13 (2.75%) Investment Banking
6 12 (2.54%) Marketing
7 11 (2.33%) Advertising
8 10 (2.11%) Publishing
9 8 (1.69%) Back Office
10 6 (1.27%) Retail
11 5 (1.06%) Pharmaceutical
12 4 (0.85%) Automotive
13 3 (0.63%) Electronics
13 3 (0.63%) Financial Institution
13 3 (0.63%) Legal
14 2 (0.42%) Multimedia
15 1 (0.21%) Front Office
15 1 (0.21%) Telecoms
Job Titles
1 312 (65.96%) Developer
2 109 (23.04%) Java Developer
3 83 (17.55%) Senior Developer
4 62 (13.11%) Architect
5 53 (11.21%) .NET Developer
6 51 (10.78%) C# Developer
7 42 (8.88%) Full Stack Developer
8 34 (7.19%) Lead Developer
9 32 (6.77%) JavaScript Developer
10 26 (5.50%) Integration Architect
10 26 (5.50%) Python Developer
10 26 (5.50%) Salesforce Developer
10 26 (5.50%) Software Engineer
11 24 (5.07%) C# .NET Developer
11 24 (5.07%) Senior C# Developer
11 24 (5.07%) Solutions Architect
12 23 (4.86%) SQL Developer
13 21 (4.44%) Java Engineer
14 19 (4.02%) Senior .NET Developer
14 19 (4.02%) Senior Java Developer
Libraries, Frameworks & Software Standards
1 137 (28.96%) SOAP
2 136 (28.75%) HTML
3 128 (27.06%) .NET
4 120 (25.37%) CSS
5 118 (24.95%) Spring
6 105 (22.20%) Web Services
7 87 (18.39%) AngularJS
8 85 (17.97%) JSON
9 70 (14.80%) Node.js
10 57 (12.05%) React
10 57 (12.05%) Spring Boot
11 53 (11.21%) XML
12 48 (10.15%) jQuery
13 40 (8.46%) ASP.NET
14 37 (7.82%) .NET Framework
14 37 (7.82%) ASP.NET Web API
14 37 (7.82%) HTML5
15 34 (7.19%) Kafka
16 26 (5.50%) CSS3
17 25 (5.29%) Visualforce
Miscellaneous
1 64 (13.53%) Fintech
2 56 (11.84%) Greenfield Project
3 38 (8.03%) User Experience
4 27 (5.71%) Analytical Skills
5 23 (4.86%) Data Structures
6 22 (4.65%) Algorithms
7 21 (4.44%) Enterprise Software
8 18 (3.81%) Computer Science
9 17 (3.59%) Mobile App
10 14 (2.96%) Self-Motivation
11 7 (1.48%) Public Cloud
12 6 (1.27%) Life Science
13 5 (1.06%) Foreign Exchange (FX)
14 4 (0.85%) Derivative
14 4 (0.85%) Hedge funds
14 4 (0.85%) Online Games
15 3 (0.63%) Mainframe
15 3 (0.63%) Market Risk
15 3 (0.63%) PMI
15 3 (0.63%) Smartphone
Operating Systems
1 52 (10.99%) Linux
2 11 (2.33%) Windows
3 9 (1.90%) Unix
4 8 (1.69%) Android
5 5 (1.06%) Apple iOS
5 5 (1.06%) CentOS
5 5 (1.06%) Windows Server 2012
6 2 (0.42%) Red Hat Enterprise Linux
7 1 (0.21%) Windows Server
Processes & Methodologies
1 194 (41.01%) Agile Software Development
2 145 (30.66%) Microservices
3 113 (23.89%) TDD
4 97 (20.51%) DevOps
5 67 (14.16%) Software Engineering
6 64 (13.53%) BDD
7 60 (12.68%) MVC
8 57 (12.05%) Continuous Integration
9 49 (10.36%) Problem-Solving
10 48 (10.15%) Analytics
11 47 (9.94%) Test Automation
11 47 (9.94%) Web Development
12 44 (9.30%) Unit Testing
13 43 (9.09%) Scrum
14 41 (8.67%) Business Intelligence
15 38 (8.03%) OO
16 33 (6.98%) Machine Learning
16 33 (6.98%) SOLID
17 32 (6.77%) SDLC
18 31 (6.55%) E-Commerce
Programming Languages
1 195 (41.23%) Java
2 176 (37.21%) SQL
3 174 (36.79%) JavaScript
4 122 (25.79%) C#
5 78 (16.49%) Python
6 59 (12.47%) Java 8
7 39 (8.25%) PHP
8 32 (6.77%) Apex Code
9 24 (5.07%) TypeScript
10 23 (4.86%) Scala
11 17 (3.59%) ES6
12 16 (3.38%) PowerShell
13 13 (2.75%) VB
14 12 (2.54%) VBScript
15 10 (2.11%) Kotlin
15 10 (2.11%) Perl
15 10 (2.11%) PL/SQL
16 5 (1.06%) Go
16 5 (1.06%) R
16 5 (1.06%) Shell Script
Qualifications
1 31 (6.55%) Degree
2 10 (2.11%) Computer Science Degree
3 4 (0.85%) PMI Certification
4 1 (0.21%) CISSP
4 1 (0.21%) ISEB
4 1 (0.21%) ISTQB
4 1 (0.21%) Numerate Degree
4 1 (0.21%) PMP
Quality Assurance & Compliance
1 43 (9.09%) QA
2 2 (0.42%) GDPR
2 2 (0.42%) SLA
3 1 (0.21%) ISO 9001
3 1 (0.21%) ISO/IEC 27001
3 1 (0.21%) PCI DSS
System Software
1 51 (10.78%) Docker
2 7 (1.48%) VMware Infrastructure
3 2 (0.42%) Apache ZooKeeper
3 2 (0.42%) HDFS
4 1 (0.21%) ACF2
4 1 (0.21%) Active Directory
4 1 (0.21%) RACF
Systems Management
1 19 (4.02%) Ansible
2 16 (3.38%) Kubernetes
3 12 (2.54%) logstash
4 7 (1.48%) Docker Swarm
4 7 (1.48%) Graphite
5 6 (1.27%) Rancher
6 5 (1.06%) Kibana
6 5 (1.06%) Perfmon
6 5 (1.06%) Puppet
7 4 (0.85%) Terraform
8 3 (0.63%) Nagios
8 3 (0.63%) Opscode Chef
9 2 (0.42%) Consul
9 2 (0.42%) cPanel
9 2 (0.42%) Single Sign-On
10 1 (0.21%) HP ALM
10 1 (0.21%) rkt
10 1 (0.21%) Salt
Vendors
1 49 (10.36%) Oracle
2 36 (7.61%) Microsoft
2 36 (7.61%) Salesforce.com
3 27 (5.71%) Apigee
4 24 (5.07%) TIBCO
5 23 (4.86%) Google
6 20 (4.23%) Red Hat
7 17 (3.59%) Axway
8 11 (2.33%) Splunk
9 8 (1.69%) Nintex
9 8 (1.69%) VMware
10 5 (1.06%) Rackspace
10 5 (1.06%) Solace
10 5 (1.06%) SolarWinds
11 4 (0.85%) Adobe
11 4 (0.85%) Tableau
12 3 (0.63%) Facebook
13 2 (0.42%) Cypress Semiconductor
13 2 (0.42%) IBM
13 2 (0.42%) Lotus