Period
to 25 July 2021

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 25 July 2021 with a comparison to the same period in the previous 2 years.

Representational State Transfer (REST)
Central London > City of London
6 months to
25 Jul 2021
Same period 2020 Same period 2019
Rank 59 53 83
Rank change year-on-year -6 +30 -11
Permanent jobs citing REST 253 252 399
As % of all permanent jobs advertised in the City of London 4.53% 4.60% 3.88%
As % of the Libraries, Frameworks & Software Standards category 11.08% 11.49% 9.83%
Number of salaries quoted 236 204 366
10th Percentile £43,750 £46,250 £43,500
25th Percentile £53,750 £50,000 £53,750
Median annual salary (50th Percentile) £67,500 £67,500 £71,500
Median % change year-on-year - -5.59% +2.14%
75th Percentile £86,250 £85,000 £86,250
90th Percentile £106,250 £95,000 £95,000
Central London median annual salary £70,000 £70,000 £70,000

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 2,284 2,194 4,059
As % of all permanent IT jobs advertised in the City of London 40.90% 40.07% 39.48%
Number of salaries quoted 2,098 1,944 3,679
10th Percentile £46,250 £45,000 £45,000
25th Percentile £56,250 £55,000 £53,750
Median annual salary (50th Percentile) £75,000 £70,000 £70,000
Median % change year-on-year +7.14% - +7.69%
75th Percentile £92,500 £85,000 £85,000
90th Percentile £110,000 £97,125 £95,000
Central London median annual salary £75,000 £70,000 £70,000
% change year-on-year +7.14% - +7.69%

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 25 July 2021.

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 25 July 2021. 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 +1 2 £80,000 +14.29%
REST
Central London

For the 6 months to 25 July 2021, 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.

1 127 (50.20%) JavaScript
2 106 (41.90%) Java
3 101 (39.92%) Jenkins
4 81 (32.02%) Agile Software Development
5 78 (30.83%) Test Automation
6 73 (28.85%) Microservices
7 71 (28.06%) Git (software)
8 64 (25.30%) API Testing
9 63 (24.90%) QA
10 61 (24.11%) SQL
10 61 (24.11%) AngularJS
11 60 (23.72%) React
12 59 (23.32%) Postman
13 55 (21.74%) C#
14 53 (20.95%) Selenium
15 52 (20.55%) Cucumber
16 51 (20.16%) .NET
17 50 (19.76%) Finance
18 47 (18.58%) SDET
19 46 (18.18%) Web Services
20 44 (17.39%) Python
21 43 (17.00%) SQL Server
22 42 (16.60%) Docker
23 40 (15.81%) Kubernetes
23 40 (15.81%) TeamCity
24 39 (15.42%) TypeScript
25 38 (15.02%) DevOps
26 37 (14.62%) Fintech
26 37 (14.62%) JSON
26 37 (14.62%) TDD

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 9 (3.56%) Confluence
2 4 (1.58%) Ethereum
2 4 (1.58%) GlassFish
2 4 (1.58%) JBoss
2 4 (1.58%) Oracle Coherence
2 4 (1.58%) SharePoint
2 4 (1.58%) WebSphere
3 3 (1.19%) Geth
3 3 (1.19%) Hyperledger
4 2 (0.79%) Appian
4 2 (0.79%) CMS
4 2 (0.79%) Elasticsearch
4 2 (0.79%) Moodle
4 2 (0.79%) Tomcat
5 1 (0.40%) Camunda
5 1 (0.40%) IIS
5 1 (0.40%) Umbraco
Applications
1 2 (0.79%) MS Visio
2 1 (0.40%) Microsoft Office
2 1 (0.40%) Zeplin
Business Applications
1 4 (1.58%) Dynamics CRM
1 4 (1.58%) IBM Operational Decision Manager
2 3 (1.19%) Distributed Ledger
3 2 (0.79%) Payment Gateway
4 1 (0.40%) Oracle BPM
4 1 (0.40%) Relativity
4 1 (0.40%) Salesforce.com CRM
Cloud Services
1 33 (13.04%) AWS
1 33 (13.04%) Azure
2 20 (7.91%) SaaS
3 17 (6.72%) GCP
4 16 (6.32%) Serverless
5 12 (4.74%) GitHub
6 9 (3.56%) AWS Lambda
6 9 (3.56%) PaaS
7 8 (3.16%) Amazon Kinesis
8 6 (2.37%) Dynamics 365
8 6 (2.37%) IaaS
8 6 (2.37%) Power Automate
8 6 (2.37%) Power Platform
8 6 (2.37%) PowerApps
9 5 (1.98%) Amazon ECS
9 5 (1.98%) Azure Functions
9 5 (1.98%) Azure Logic Apps
10 4 (1.58%) AWS CloudFormation
10 4 (1.58%) AWS Fargate
10 4 (1.58%) OpenShift
Communications & Networking
1 22 (8.70%) HTTP
2 4 (1.58%) AMQP
3 3 (1.19%) Internet
4 1 (0.40%) SMTP
Database & Business Intelligence
1 43 (17.00%) SQL Server
2 34 (13.44%) Relational Database
3 20 (7.91%) MongoDB
3 20 (7.91%) NoSQL
4 16 (6.32%) Blockchain
5 13 (5.14%) Big Data
5 13 (5.14%) PostgreSQL
6 12 (4.74%) RDBMS
7 11 (4.35%) Hadoop
8 6 (2.37%) MySQL
8 6 (2.37%) Redis
9 4 (1.58%) Power BI
9 4 (1.58%) SQL Server Reporting Services
10 3 (1.19%) Oracle Database
10 3 (1.19%) SQL Server Integration Services
11 2 (0.79%) BigQuery
12 1 (0.40%) Apache Ignite
12 1 (0.40%) Hazelcast
12 1 (0.40%) Infinispan
12 1 (0.40%) SQL Server 2008
Development Applications
1 101 (39.92%) Jenkins
2 71 (28.06%) Git (software)
3 59 (23.32%) Postman
4 53 (20.95%) Selenium
5 52 (20.55%) Cucumber
6 40 (15.81%) TeamCity
7 29 (11.46%) Cypress.io
8 20 (7.91%) CircleCI
9 18 (7.11%) JUnit
10 17 (6.72%) Atlassian Bamboo
11 13 (5.14%) JMeter
12 12 (4.74%) JIRA
13 10 (3.95%) REST Assured
13 10 (3.95%) SpecFlow
14 9 (3.56%) Jasmine
15 8 (3.16%) Bitbucket
15 8 (3.16%) Robot Framework
15 8 (3.16%) Team Foundation Server
16 7 (2.77%) NUnit
16 7 (2.77%) Sonatype Nexus
General
1 50 (19.76%) Finance
2 21 (8.30%) Social Skills
3 12 (4.74%) Banking
4 6 (2.37%) Financial Institution
5 5 (1.98%) Advertising
5 5 (1.98%) Games
5 5 (1.98%) Marketing
6 4 (1.58%) Presentation Skills
6 4 (1.58%) Public Speaking
6 4 (1.58%) Retail
7 3 (1.19%) Legal
8 2 (0.79%) Front Office
8 2 (0.79%) Publishing
9 1 (0.40%) Analytical Skills
9 1 (0.40%) Back Office
9 1 (0.40%) Investment Banking
9 1 (0.40%) Law
9 1 (0.40%) Pharmaceutical
9 1 (0.40%) Telecoms
9 1 (0.40%) Wearables
Job Titles
1 120 (47.43%) Developer
2 30 (11.86%) .NET Developer
3 29 (11.46%) Senior Developer
4 25 (9.88%) Java Developer
5 22 (8.70%) QA Engineer
6 21 (8.30%) C# Developer
7 20 (7.91%) C# .NET Developer
8 19 (7.51%) Java Engineer
9 18 (7.11%) Lead Developer
10 14 (5.53%) Salesforce Developer
11 13 (5.14%) Automation Engineer
12 12 (4.74%) Test Engineer
13 11 (4.35%) Senior QA Engineer
14 10 (3.95%) Backend Developer
14 10 (3.95%) Senior Java Developer
14 10 (3.95%) Senior Java Engineer
15 9 (3.56%) Architect
15 9 (3.56%) Junior
15 9 (3.56%) Python Developer
15 9 (3.56%) Software Engineer
Libraries, Frameworks & Software Standards
1 61 (24.11%) AngularJS
2 60 (23.72%) React
3 51 (20.16%) .NET
4 46 (18.18%) Web Services
5 37 (14.62%) JSON
6 35 (13.83%) HTML
6 35 (13.83%) Spring
7 33 (13.04%) Kafka
8 28 (11.07%) Spring Boot
9 26 (10.28%) .NET Framework
10 25 (9.88%) Node.js
11 24 (9.49%) .NET Core
11 24 (9.49%) SOAP
12 20 (7.91%) CSS
13 19 (7.51%) ASP.NET
14 17 (6.72%) HTML5
15 16 (6.32%) Entity Framework
15 16 (6.32%) XML
16 14 (5.53%) ASP.NET Web API
16 14 (5.53%) Visualforce
Miscellaneous
1 15 (5.93%) Clustering
1 15 (5.93%) Greenfield Project
2 14 (5.53%) Data Structures
3 12 (4.74%) User Experience
4 11 (4.35%) Public Cloud
5 10 (3.95%) Hedge funds
6 8 (3.16%) Enterprise Software
7 7 (2.77%) Foreign Exchange (FX)
8 6 (2.37%) Video on Demand
9 5 (1.98%) Cloud Native
9 5 (1.98%) Mobile App
9 5 (1.98%) Private Cloud
10 4 (1.58%) Legacy Systems
10 4 (1.58%) Management Information System
10 4 (1.58%) Marketing Technology
10 4 (1.58%) Video\Live Streaming
11 3 (1.19%) Blog
11 3 (1.19%) Derivative
11 3 (1.19%) Social Media
12 2 (0.79%) Equity Derivative
Operating Systems
1 11 (4.35%) Linux
2 6 (2.37%) Windows
3 2 (0.79%) Android
3 2 (0.79%) Apple iOS
3 2 (0.79%) Mac OS X
Processes & Methodologies
1 81 (32.02%) Agile Software Development
2 78 (30.83%) Test Automation
3 73 (28.85%) Microservices
4 64 (25.30%) API Testing
5 47 (18.58%) SDET
6 38 (15.02%) DevOps
7 37 (14.62%) Fintech
7 37 (14.62%) TDD
8 30 (11.86%) Continuous Integration
8 30 (11.86%) MVC
9 28 (11.07%) Clean Code
9 28 (11.07%) Software Engineering
9 28 (11.07%) Software Testing
10 27 (10.67%) OO
11 25 (9.88%) Scrum
12 21 (8.30%) Test Strategy
13 20 (7.91%) SDLC
14 19 (7.51%) Performance Tuning
15 18 (7.11%) Front End Development
16 16 (6.32%) Machine Learning
Programming Languages
1 127 (50.20%) JavaScript
2 106 (41.90%) Java
3 61 (24.11%) SQL
4 55 (21.74%) C#
5 44 (17.39%) Python
6 39 (15.42%) TypeScript
7 14 (5.53%) Apex Code
8 12 (4.74%) Scala
9 11 (4.35%) Kotlin
10 10 (3.95%) SOQL
11 7 (2.77%) Java 8
11 7 (2.77%) PowerShell
12 6 (2.37%) PHP
13 4 (1.58%) Go
13 4 (1.58%) Ruby
14 3 (1.19%) PL/SQL
14 3 (1.19%) Shell Script
14 3 (1.19%) Solidity
15 2 (0.79%) C++
15 2 (0.79%) Groovy
Qualifications
1 10 (3.95%) Degree
2 7 (2.77%) Computer Science Degree
3 6 (2.37%) Master's Degree
4 5 (1.98%) ISEB
4 5 (1.98%) ISTQB
5 1 (0.40%) DBS Check
Quality Assurance & Compliance
1 63 (24.90%) QA
2 4 (1.58%) Data Quality
3 3 (1.19%) Accessibility
3 3 (1.19%) PMO
4 2 (0.79%) PSD2
System Software
1 42 (16.60%) Docker
Systems Management
1 40 (15.81%) Kubernetes
2 4 (1.58%) Opscode Chef
3 2 (0.79%) Terraform
4 1 (0.40%) Grafana
4 1 (0.40%) MIIS
4 1 (0.40%) Prometheus
Vendors
1 16 (6.32%) Salesforce.com
2 14 (5.53%) Google
3 11 (4.35%) Microsoft
4 9 (3.56%) Oracle
5 4 (1.58%) IBM
6 3 (1.19%) Solace
7 2 (0.79%) MuleSoft
7 2 (0.79%) ServiceNow
8 1 (0.40%) Apple
8 1 (0.40%) Atlassian
8 1 (0.40%) Dell
8 1 (0.40%) Dynatrace
8 1 (0.40%) New Relic
8 1 (0.40%) Nintex
8 1 (0.40%) Pega
8 1 (0.40%) VMware