Period
to 20 February 2020

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 20 February 2020 with a comparison to the same period in the previous 2 years.

Representational State Transfer (REST)
Central London > City of London
6 months to
20 Feb 2020
Same period 2019 Same period 2018
Rank 59 68 66
Rank change year-on-year +9 -2 +32
Permanent jobs citing REST 364 415 467
As % of all permanent IT jobs advertised in the City of London 4.01% 4.00% 4.35%
As % of the Libraries, Frameworks & Software Standards category 10.41% 9.25% 10.83%
Number of salaries quoted 317 356 402
City of London median annual salary £65,000 £70,000 £65,000
Median salary % change year-on-year -7.14% +7.69% +8.33%
10th Percentile £43,900 £41,250 £47,750
90th Percentile £91,750 £89,375 £98,625
Central London median annual salary £70,000 £70,000 £65,000
% change year-on-year - +7.69% +8.33%

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 3,498 4,487 4,312
As % of all permanent IT jobs advertised in the City of London 38.56% 43.23% 40.12%
Number of salaries quoted 3,089 4,055 3,849
City of London median annual salary £70,000 £67,500 £62,500
Median salary % change year-on-year +3.70% +8.00% +4.17%
10th Percentile £45,000 £42,500 £40,000
90th Percentile £97,500 £92,500 £93,750
Central London median annual salary £70,000 £65,000 £60,000
% change year-on-year +7.69% +8.33% -

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 20 February 2020.

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 20 February 2020. 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 -11 4 £60,000 +7.14%
REST
Central London

For the 6 months to 20 February 2020, 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.

1 197 (54.12%) Agile Software Development
2 150 (41.21%) JavaScript
3 118 (32.42%) Java
4 114 (31.32%) Finance
5 99 (27.20%) CSS
5 99 (27.20%) C#
6 96 (26.37%) HTML
7 95 (26.10%) SOAP
8 94 (25.82%) Git (software)
8 94 (25.82%) Microservices
9 91 (25.00%) SQL
9 91 (25.00%) .NET
10 88 (24.18%) Azure
11 85 (23.35%) AWS
11 85 (23.35%) Scrum
12 84 (23.08%) JSON
13 83 (22.80%) TDD
14 82 (22.53%) AngularJS
15 81 (22.25%) SQL Server
16 74 (20.33%) Docker
17 73 (20.05%) Software Engineering
18 72 (19.78%) DevOps
19 71 (19.51%) Web Services
20 70 (19.23%) MVC
21 66 (18.13%) React
22 64 (17.58%) Python
22 64 (17.58%) Spring
23 61 (16.76%) Fintech
24 58 (15.93%) XML
25 57 (15.66%) Continuous Integration

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 32 (8.79%) EPiServer
2 11 (3.02%) CMS
2 11 (3.02%) Confluence
2 11 (3.02%) Tomcat
3 10 (2.75%) Headless CMS
4 9 (2.47%) Cloud Foundry
4 9 (2.47%) Elasticsearch
5 5 (1.37%) nginx
5 5 (1.37%) OpenStack
6 4 (1.10%) WebSphere
7 3 (0.82%) Apache
8 2 (0.55%) Apache Airflow
8 2 (0.55%) Ethereum
8 2 (0.55%) Hyperledger
8 2 (0.55%) Jupyter
9 1 (0.27%) Anypoint
9 1 (0.27%) CICS
9 1 (0.27%) SAS
9 1 (0.27%) WebLogic
9 1 (0.27%) WebSphere Application Server
Applications
1 5 (1.37%) Microsoft Office
2 4 (1.10%) Microsoft Excel
3 3 (0.82%) Gliffy
3 3 (0.82%) Microsoft PowerPoint
3 3 (0.82%) MS Visio
4 1 (0.27%) Figma
4 1 (0.27%) Photoshop
4 1 (0.27%) Sketch
4 1 (0.27%) Spreadsheet
Business Applications
1 8 (2.20%) Distributed Ledger
2 3 (0.82%) Oracle Applications
3 1 (0.27%) Magento
3 1 (0.27%) Payment Gateway
3 1 (0.27%) R3 Corda
3 1 (0.27%) Ripple
Cloud Services
1 88 (24.18%) Azure
2 85 (23.35%) AWS
3 31 (8.52%) GCP
4 22 (6.04%) Serverless
5 18 (4.95%) SaaS
6 16 (4.40%) AWS Lambda
7 14 (3.85%) Amazon EC2
7 14 (3.85%) GitHub
8 12 (3.30%) Firebase
9 11 (3.02%) npm
10 10 (2.75%) Azure Functions
11 9 (2.47%) AWS Fargate
12 7 (1.92%) Amazon S3
13 6 (1.65%) Amazon ECS
13 6 (1.65%) BrowserStack
13 6 (1.65%) Cloud Computing
14 5 (1.37%) Salesforce Service Cloud
15 4 (1.10%) PaaS
16 3 (0.82%) Amazon Kinesis
16 3 (0.82%) IaaS
Communications & Networking
1 41 (11.26%) Internet
2 26 (7.14%) HTTP
3 15 (4.12%) DNS
4 8 (2.20%) TCP/IP
5 3 (0.82%) Firewall
5 3 (0.82%) SSH
6 2 (0.55%) BGP
6 2 (0.55%) MPLS
6 2 (0.55%) Software-Defined Networking
7 1 (0.27%) OpenFlow
Database & Business Intelligence
1 81 (22.25%) SQL Server
2 36 (9.89%) SQL Server 2012
3 30 (8.24%) NoSQL
4 25 (6.87%) PostgreSQL
5 22 (6.04%) MySQL
6 14 (3.85%) Relational Database
7 11 (3.02%) MongoDB
8 10 (2.75%) Amazon RDS
8 10 (2.75%) SQL Server Integration Services
9 9 (2.47%) Blockchain
10 8 (2.20%) Amazon DynamoDB
11 5 (1.37%) Apache Cassandra
11 5 (1.37%) Big Data
12 4 (1.10%) Azure SQL Database
12 4 (1.10%) Oracle Database
12 4 (1.10%) RDBMS
12 4 (1.10%) Redis
13 3 (0.82%) Amazon Athena
13 3 (0.82%) Cosmos DB
13 3 (0.82%) MariaDB
Development Applications
1 94 (25.82%) Git (software)
2 37 (10.16%) Visual Studio
3 32 (8.79%) Jenkins
4 23 (6.32%) Selenium
5 17 (4.67%) Cucumber
6 14 (3.85%) JIRA
7 12 (3.30%) JUnit
7 12 (3.30%) Maven
8 11 (3.02%) NUnit
9 10 (2.75%) Atlassian Bamboo
9 10 (2.75%) WebDriver
9 10 (2.75%) webpack
10 9 (2.47%) gulp
11 8 (2.20%) JMeter
11 8 (2.20%) Postman
11 8 (2.20%) Team Foundation Server
12 7 (1.92%) Appium
12 7 (1.92%) JBehave
13 6 (1.65%) Jasmine
13 6 (1.65%) Protractor
General
1 114 (31.32%) Finance
2 31 (8.52%) Banking
3 20 (5.49%) Marketing
4 12 (3.30%) Advertising
5 5 (1.37%) Investment Banking
5 5 (1.37%) Legal
6 4 (1.10%) Games
6 4 (1.10%) Public Sector
6 4 (1.10%) Retail
6 4 (1.10%) Telecoms
7 3 (0.82%) Publishing
8 2 (0.55%) Electronics
8 2 (0.55%) Front Office
8 2 (0.55%) Law
8 2 (0.55%) Manufacturing
8 2 (0.55%) Pharmaceutical
8 2 (0.55%) Retail Banking
9 1 (0.27%) Financial Institution
9 1 (0.27%) Music Industry
9 1 (0.27%) Spanish Language
Job Titles
1 243 (66.76%) Developer
2 61 (16.76%) .NET Developer
3 55 (15.11%) C# Developer
4 45 (12.36%) C# .NET Developer
5 44 (12.09%) Java Developer
5 44 (12.09%) Senior Developer
6 32 (8.79%) Full Stack Developer
7 30 (8.24%) Python Developer
8 22 (6.04%) Analyst
9 19 (5.22%) Angular Developer
9 19 (5.22%) Front End Developer (Client-Side Developer)
10 18 (4.95%) Business Analyst
10 18 (4.95%) Python Engineer
11 16 (4.40%) React Developer
11 16 (4.40%) Software Engineer
12 14 (3.85%) JavaScript Developer
12 14 (3.85%) Senior Java Developer
13 13 (3.57%) Tester
14 12 (3.30%) Salesforce Developer
14 12 (3.30%) Software Developer
Libraries, Frameworks & Software Standards
1 99 (27.20%) CSS
2 96 (26.37%) HTML
3 95 (26.10%) SOAP
4 91 (25.00%) .NET
5 84 (23.08%) JSON
6 82 (22.53%) AngularJS
7 71 (19.51%) Web Services
8 66 (18.13%) React
9 64 (17.58%) Spring
10 58 (15.93%) XML
11 54 (14.84%) HTML5
12 49 (13.46%) ASP.NET
12 49 (13.46%) Node.js
13 37 (10.16%) .NET Framework
14 36 (9.89%) .NET Core
15 35 (9.62%) CSS3
16 32 (8.79%) XSLT
17 29 (7.97%) GraphQL
18 27 (7.42%) ASP.NET Web API
18 27 (7.42%) Spring Boot
Miscellaneous
1 29 (7.97%) Greenfield Project
2 25 (6.87%) User Experience
3 23 (6.32%) Mobile App
4 17 (4.67%) Analytical Skills
5 12 (3.30%) Cloud Native
6 9 (2.47%) Algorithms
6 9 (2.47%) Reinsurance
7 8 (2.20%) Social Media
8 7 (1.92%) Blog
8 7 (1.92%) Data Centre
9 6 (1.65%) Data Structures
9 6 (1.65%) Self-Motivation
10 4 (1.10%) Mobile Banking
10 4 (1.10%) Online Games
10 4 (1.10%) Tandem
11 3 (0.82%) Cybercrime
11 3 (0.82%) Public Cloud
12 2 (0.55%) Bitcoin
12 2 (0.55%) Graphic Design
12 2 (0.55%) Media Streaming
Operating Systems
1 34 (9.34%) Linux
2 18 (4.95%) Android
3 16 (4.40%) Apple iOS
3 16 (4.40%) Windows
4 14 (3.85%) Unix
5 5 (1.37%) CentOS
6 3 (0.82%) Red Hat Enterprise Linux
6 3 (0.82%) Ubuntu
7 1 (0.27%) Windows Server
Processes & Methodologies
1 197 (54.12%) Agile Software Development
2 94 (25.82%) Microservices
3 85 (23.35%) Scrum
4 83 (22.80%) TDD
5 73 (20.05%) Software Engineering
6 72 (19.78%) DevOps
7 70 (19.23%) MVC
8 61 (16.76%) Fintech
9 57 (15.66%) Continuous Integration
10 56 (15.38%) Test Automation
11 55 (15.11%) BDD
12 51 (14.01%) OO
13 39 (10.71%) OWASP
14 37 (10.16%) OOP
14 37 (10.16%) User Stories
15 34 (9.34%) Front End Development
16 32 (8.79%) Problem-Solving
17 28 (7.69%) Unit Testing
18 27 (7.42%) Continuous Improvement
19 26 (7.14%) SDLC
Programming Languages
1 150 (41.21%) JavaScript
2 118 (32.42%) Java
3 99 (27.20%) C#
4 91 (25.00%) SQL
5 64 (17.58%) Python
6 32 (8.79%) XPath
7 23 (6.32%) Java 8
8 21 (5.77%) ES6
9 20 (5.49%) TypeScript
10 14 (3.85%) T-SQL
11 13 (3.57%) Apex Code
11 13 (3.57%) Kotlin
11 13 (3.57%) PHP
12 12 (3.30%) Ruby
13 11 (3.02%) Bash Shell
13 11 (3.02%) PL/SQL
14 10 (2.75%) Groovy
15 9 (2.47%) PowerShell
16 8 (2.20%) Go
17 5 (1.37%) Objective-C
Qualifications
1 25 (6.87%) Degree
2 19 (5.22%) Computer Science Degree
3 7 (1.92%) CEH
3 7 (1.92%) GWAPT
3 7 (1.92%) OSCP
4 1 (0.27%) AWS Certification
4 1 (0.27%) ISEB
4 1 (0.27%) ISTQB
4 1 (0.27%) PMI Certification
4 1 (0.27%) PMP
4 1 (0.27%) PRINCE2 Certification
Quality Assurance & Compliance
1 24 (6.59%) QA
2 2 (0.55%) Data Quality
3 1 (0.27%) Dodd-Frank
3 1 (0.27%) EMIR
3 1 (0.27%) MiFID
3 1 (0.27%) WCAG
System Software
1 74 (20.33%) Docker
2 7 (1.92%) VMware Infrastructure
3 5 (1.37%) Virtual Machines
4 4 (1.10%) KVM
5 3 (0.82%) Hyper-V
5 3 (0.82%) Xen
6 2 (0.55%) Active Directory
7 1 (0.27%) ACF2
7 1 (0.27%) RACF
Systems Management
1 34 (9.34%) Kubernetes
2 5 (1.37%) Ansible
2 5 (1.37%) Terraform
3 4 (1.10%) Packer
4 3 (0.82%) Rancher
4 3 (0.82%) Single Sign-On
5 2 (0.55%) Puppet
6 1 (0.27%) CA Single Sign-On
6 1 (0.27%) Docker Swarm
6 1 (0.27%) HP ALM
Vendors
1 55 (15.11%) Microsoft
2 30 (8.24%) Google
3 21 (5.77%) Salesforce.com
4 20 (5.49%) Oracle
5 11 (3.02%) MuleSoft
6 7 (1.92%) VMware
7 6 (1.65%) Tableau
7 6 (1.65%) Xamarin
8 3 (0.82%) SAP
8 3 (0.82%) Zend
9 2 (0.55%) Conga
9 2 (0.55%) IBM
10 1 (0.27%) DevExpress
10 1 (0.27%) DocuSign
10 1 (0.27%) Okta
10 1 (0.27%) Ping Identity
10 1 (0.27%) Spotify
10 1 (0.27%) Talend
10 1 (0.27%) Twitter
10 1 (0.27%) Workday