Period
to 31 March 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 31 March 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
31 Mar 2020
Same period 2019 Same period 2018
Rank 61 70 64
Rank change year-on-year +9 -6 +35
Permanent jobs citing REST 355 410 489
As % of all permanent jobs advertised in the City of London 4.06% 3.99% 4.54%
As % of the Libraries, Frameworks & Software Standards category 10.55% 9.42% 11.49%
Number of salaries quoted 326 362 427
Median annual salary £65,000 £70,000 £65,000
Median salary % change year-on-year -7.14% +7.69% +4.00%
10th Percentile £38,750 £41,250 £45,000
90th Percentile £92,500 £95,000 £96,250
Central London median annual salary £70,000 £70,000 £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 3,365 4,353 4,256
As % of all permanent IT jobs advertised in the City of London 38.45% 42.33% 39.55%
Number of salaries quoted 2,967 3,897 3,785
Median annual salary £70,000 £67,500 £65,000
Median salary % change year-on-year +3.70% +3.85% +8.33%
10th Percentile £45,000 £42,500 £40,000
90th Percentile £96,250 £95,000 £93,750
Central London median annual salary £70,000 £65,000 £62,500
% change year-on-year +7.69% +4.00% +4.17%

REST
Job Vacancy Trend in the City of London

Job postings citing REST as a proportion 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

3-month moving average salary quoted in 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

Salary distribution for jobs citing REST in the City of London over the 6 months to 31 March 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 31 March 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 -9 3 £60,000 +7.14%
REST
Central London

For the 6 months to 31 March 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.

1 188 (52.96%) Agile Software Development
2 135 (38.03%) JavaScript
3 113 (31.83%) Java
4 105 (29.58%) Finance
5 104 (29.30%) C#
6 100 (28.17%) .NET
7 97 (27.32%) Microservices
8 93 (26.20%) SOAP
9 91 (25.63%) AWS
10 90 (25.35%) CSS
11 88 (24.79%) AngularJS
12 87 (24.51%) Azure
12 87 (24.51%) SQL Server
12 87 (24.51%) HTML
13 86 (24.23%) Git (software)
14 83 (23.38%) JSON
15 81 (22.82%) TDD
16 80 (22.54%) SQL
17 79 (22.25%) Scrum
18 77 (21.69%) Docker
19 75 (21.13%) React
20 72 (20.28%) MVC
21 70 (19.72%) Web Services
22 68 (19.15%) Software Engineering
23 67 (18.87%) Python
24 65 (18.31%) DevOps
25 60 (16.90%) Spring
26 58 (16.34%) Microsoft
27 57 (16.06%) Fintech
28 56 (15.77%) XML

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 29 (8.17%) EPiServer
2 11 (3.10%) Confluence
3 7 (1.97%) Cloud Foundry
3 7 (1.97%) Headless CMS
3 7 (1.97%) Tomcat
4 5 (1.41%) Apache
4 5 (1.41%) OpenStack
5 4 (1.13%) Elasticsearch
5 4 (1.13%) WebSphere
6 2 (0.56%) Apache Airflow
6 2 (0.56%) Apache Spark
6 2 (0.56%) Ethereum
6 2 (0.56%) Hyperledger
6 2 (0.56%) Jupyter
6 2 (0.56%) nginx
7 1 (0.28%) Adobe Experience Manager
7 1 (0.28%) Anypoint
7 1 (0.28%) Apache Solr
7 1 (0.28%) Mule
7 1 (0.28%) WebSphere Application Server
Applications
1 5 (1.41%) Microsoft Office
2 3 (0.85%) Gliffy
2 3 (0.85%) Microsoft Excel
2 3 (0.85%) Microsoft PowerPoint
2 3 (0.85%) MS Visio
3 1 (0.28%) Figma
3 1 (0.28%) Photoshop
3 1 (0.28%) Sketch
3 1 (0.28%) Spreadsheet
Business Applications
1 5 (1.41%) Distributed Ledger
2 3 (0.85%) Oracle Applications
3 1 (0.28%) Magento
3 1 (0.28%) Payment Gateway
3 1 (0.28%) R3 Corda
3 1 (0.28%) Ripple
Cloud Services
1 91 (25.63%) AWS
2 87 (24.51%) Azure
3 32 (9.01%) GCP
4 20 (5.63%) Serverless
5 18 (5.07%) SaaS
6 12 (3.38%) AWS Lambda
7 11 (3.10%) npm
8 10 (2.82%) Amazon EC2
8 10 (2.82%) Cloud Computing
8 10 (2.82%) GitHub
9 9 (2.54%) Firebase
10 7 (1.97%) AWS Fargate
11 6 (1.69%) Amazon ECS
11 6 (1.69%) Azure Functions
12 5 (1.41%) Amazon S3
13 4 (1.13%) PaaS
14 3 (0.85%) Amazon Kinesis
14 3 (0.85%) AWS CloudFormation
14 3 (0.85%) CloudFront
14 3 (0.85%) IaaS
Communications & Networking
1 35 (9.86%) Internet
2 28 (7.89%) HTTP
3 16 (4.51%) DNS
4 12 (3.38%) TCP/IP
5 3 (0.85%) Firewall
5 3 (0.85%) SSH
6 2 (0.56%) BGP
6 2 (0.56%) MPLS
6 2 (0.56%) Software-Defined Networking
7 1 (0.28%) OpenFlow
Database & Business Intelligence
1 87 (24.51%) SQL Server
2 33 (9.30%) SQL Server 2012
3 32 (9.01%) PostgreSQL
4 29 (8.17%) NoSQL
5 25 (7.04%) MySQL
6 21 (5.92%) MongoDB
7 17 (4.79%) Relational Database
8 11 (3.10%) Amazon DynamoDB
9 9 (2.54%) Blockchain
10 8 (2.25%) Amazon RDS
10 8 (2.25%) SQL Server Integration Services
11 7 (1.97%) Apache Cassandra
11 7 (1.97%) RDBMS
12 6 (1.69%) Hadoop
13 4 (1.13%) Azure SQL Database
14 3 (0.85%) BigQuery
14 3 (0.85%) HBase
14 3 (0.85%) MariaDB
14 3 (0.85%) Redis
14 3 (0.85%) SQL Server Reporting Services
Development Applications
1 86 (24.23%) Git (software)
2 38 (10.70%) Visual Studio
3 30 (8.45%) Jenkins
4 18 (5.07%) Selenium
5 15 (4.23%) JIRA
6 11 (3.10%) Maven
7 10 (2.82%) Cucumber
7 10 (2.82%) gulp
7 10 (2.82%) NUnit
7 10 (2.82%) TeamCity
7 10 (2.82%) webpack
8 8 (2.25%) Atlassian Bamboo
8 8 (2.25%) JUnit
8 8 (2.25%) SpecFlow
8 8 (2.25%) Team Foundation Server
9 6 (1.69%) Moq
9 6 (1.69%) MSTest
9 6 (1.69%) WebDriver
10 5 (1.41%) Jasmine
10 5 (1.41%) Octopus Deploy
General
1 105 (29.58%) Finance
2 34 (9.58%) Banking
3 15 (4.23%) Marketing
4 7 (1.97%) Investment Banking
5 6 (1.69%) Legal
6 5 (1.41%) Retail
7 4 (1.13%) Advertising
7 4 (1.13%) Games
7 4 (1.13%) Public Sector
7 4 (1.13%) Telecoms
8 2 (0.56%) Electronics
8 2 (0.56%) Front Office
8 2 (0.56%) Law
8 2 (0.56%) Manufacturing
8 2 (0.56%) Pharmaceutical
8 2 (0.56%) Publishing
8 2 (0.56%) Retail Banking
9 1 (0.28%) Financial Institution
9 1 (0.28%) Music Industry
9 1 (0.28%) Spanish Language
Job Titles
1 238 (67.04%) Developer
2 67 (18.87%) .NET Developer
3 58 (16.34%) C# Developer
4 50 (14.08%) C# .NET Developer
5 48 (13.52%) Java Developer
6 32 (9.01%) Full Stack Developer
7 29 (8.17%) React Developer
8 27 (7.61%) Senior Developer
9 25 (7.04%) Python Developer
10 24 (6.76%) Front End Developer (Client-Side Developer)
11 19 (5.35%) Analyst
12 18 (5.07%) Angular Developer
13 17 (4.79%) Tester
14 15 (4.23%) JavaScript Developer
14 15 (4.23%) Python Engineer
15 14 (3.94%) Senior Java Developer
15 14 (3.94%) Software Engineer
16 13 (3.66%) Salesforce Developer
17 12 (3.38%) Cloud Developer
17 12 (3.38%) Java Engineer
Libraries, Frameworks & Software Standards
1 100 (28.17%) .NET
2 93 (26.20%) SOAP
3 90 (25.35%) CSS
4 88 (24.79%) AngularJS
5 87 (24.51%) HTML
6 83 (23.38%) JSON
7 75 (21.13%) React
8 70 (19.72%) Web Services
9 60 (16.90%) Spring
10 56 (15.77%) XML
11 53 (14.93%) ASP.NET
12 50 (14.08%) HTML5
13 49 (13.80%) Node.js
14 48 (13.52%) .NET Core
15 38 (10.70%) .NET Framework
16 33 (9.30%) Spring Boot
17 29 (8.17%) ASP.NET Web API
17 29 (8.17%) XSLT
18 27 (7.61%) Redux
19 24 (6.76%) CSS3
Miscellaneous
1 29 (8.17%) Greenfield Project
2 28 (7.89%) User Experience
3 17 (4.79%) Mobile App
4 16 (4.51%) Analytical Skills
5 12 (3.38%) Algorithms
6 8 (2.25%) Cloud Native
7 7 (1.97%) Data Centre
7 7 (1.97%) Reinsurance
8 6 (1.69%) Data Structures
9 5 (1.41%) Blog
9 5 (1.41%) Self-Motivation
9 5 (1.41%) Social Media
10 4 (1.13%) Mobile Banking
10 4 (1.13%) Online Games
11 3 (0.85%) Cybercrime
11 3 (0.85%) Foreign Exchange (FX)
11 3 (0.85%) Public Cloud
12 2 (0.56%) Bitcoin
12 2 (0.56%) Cyberthreat
12 2 (0.56%) Hybrid Cloud
Operating Systems
1 27 (7.61%) Linux
2 16 (4.51%) Windows
3 14 (3.94%) Android
3 14 (3.94%) Apple iOS
3 14 (3.94%) Unix
4 5 (1.41%) CentOS
5 3 (0.85%) Red Hat Enterprise Linux
5 3 (0.85%) Ubuntu
6 2 (0.56%) Windows Server
Processes & Methodologies
1 188 (52.96%) Agile Software Development
2 97 (27.32%) Microservices
3 81 (22.82%) TDD
4 79 (22.25%) Scrum
5 72 (20.28%) MVC
6 68 (19.15%) Software Engineering
7 65 (18.31%) DevOps
8 57 (16.06%) Fintech
9 51 (14.37%) Test Automation
10 49 (13.80%) Continuous Integration
11 41 (11.55%) OO
12 40 (11.27%) BDD
12 40 (11.27%) OWASP
12 40 (11.27%) User Stories
13 37 (10.42%) OOP
14 36 (10.14%) Front End Development
15 33 (9.30%) Continuous Improvement
16 29 (8.17%) ITIL
16 29 (8.17%) Sprint Planning
17 26 (7.32%) Computer Science
Programming Languages
1 135 (38.03%) JavaScript
2 113 (31.83%) Java
3 104 (29.30%) C#
4 80 (22.54%) SQL
5 67 (18.87%) Python
6 29 (8.17%) XPath
7 23 (6.48%) Java 8
8 18 (5.07%) TypeScript
9 17 (4.79%) Ruby
10 16 (4.51%) PHP
10 16 (4.51%) T-SQL
11 15 (4.23%) Bash Shell
11 15 (4.23%) ES6
12 14 (3.94%) PowerShell
13 13 (3.66%) Go
14 11 (3.10%) Apex Code
15 9 (2.54%) Groovy
15 9 (2.54%) Kotlin
16 7 (1.97%) PL/SQL
17 6 (1.69%) Apple Swift
Qualifications
1 23 (6.48%) Degree
2 18 (5.07%) Computer Science Degree
3 11 (3.10%) CEH
3 11 (3.10%) GWAPT
3 11 (3.10%) OSCP
4 1 (0.28%) AWS Certification
4 1 (0.28%) ISEB
4 1 (0.28%) ISTQB
4 1 (0.28%) Master's Degree
4 1 (0.28%) PMI Certification
4 1 (0.28%) PMP
Quality Assurance & Compliance
1 11 (3.10%) QA
2 2 (0.56%) Data Quality
3 1 (0.28%) Dodd-Frank
3 1 (0.28%) EMIR
3 1 (0.28%) MiFID
3 1 (0.28%) WCAG
System Software
1 77 (21.69%) Docker
2 7 (1.97%) VMware Infrastructure
3 5 (1.41%) Virtual Machines
4 4 (1.13%) KVM
5 3 (0.85%) Hyper-V
5 3 (0.85%) Xen
6 2 (0.56%) Active Directory
7 1 (0.28%) ACF2
7 1 (0.28%) RACF
Systems Management
1 36 (10.14%) Kubernetes
2 6 (1.69%) Terraform
3 5 (1.41%) Ansible
4 4 (1.13%) Packer
4 4 (1.13%) Rancher
5 3 (0.85%) Single Sign-On
6 2 (0.56%) Docker Swarm
6 2 (0.56%) Grafana
6 2 (0.56%) Kibana
6 2 (0.56%) Puppet
7 1 (0.28%) CA Single Sign-On
7 1 (0.28%) HP ALM
7 1 (0.28%) logstash
7 1 (0.28%) Prometheus
Vendors
1 58 (16.34%) Microsoft
2 27 (7.61%) Google
3 19 (5.35%) Salesforce.com
4 15 (4.23%) Oracle
5 10 (2.82%) MuleSoft
6 8 (2.25%) Tableau
7 7 (1.97%) VMware
8 3 (0.85%) SAP
9 2 (0.56%) IBM
9 2 (0.56%) TIBCO
9 2 (0.56%) Xamarin
10 1 (0.28%) Alteryx
10 1 (0.28%) Cloudera
10 1 (0.28%) Conga
10 1 (0.28%) Facebook
10 1 (0.28%) Hortonworks
10 1 (0.28%) New Relic
10 1 (0.28%) Okta
10 1 (0.28%) Ping Identity
10 1 (0.28%) Spotify