Period
to 10 July 2020

The following table provides summary statistics for permanent job vacancies advertised in Hertfordshire 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 10 July 2020 with a comparison to the same period in the previous 2 years.

Representational State Transfer (REST)
East of England > Hertfordshire
6 months to
10 Jul 2020
Same period 2019 Same period 2018
Rank 80 118 84
Rank change year-on-year +38 -34 +32
Permanent jobs citing REST 32 51 159
As % of all permanent jobs advertised in Hertfordshire 2.66% 1.73% 3.42%
As % of the Libraries, Frameworks & Software Standards category 7.46% 5.88% 8.77%
Number of salaries quoted 28 45 120
Median annual salary £60,000 £50,000 £60,000
Median salary % change year-on-year +20.00% -16.67% +9.09%
10th Percentile £44,250 £34,300 £42,500
90th Percentile £71,250 £67,250 £80,000
East of England median annual salary £52,500 £52,500 £55,000
% change year-on-year - -4.55% +7.32%

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 Hertfordshire with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
Hertfordshire
Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 429 868 1,814
As % of all permanent IT jobs advertised in Hertfordshire 35.66% 29.52% 39.02%
Number of salaries quoted 354 663 1,575
Median annual salary £55,000 £50,000 £52,500
Median salary % change year-on-year +10.00% -4.76% +5.00%
10th Percentile £33,250 £32,500 £31,250
90th Percentile £70,875 £71,000 £73,250
East of England median annual salary £50,000 £50,000 £50,000

REST
Job Vacancy Trend in Hertfordshire

Job postings citing REST as a proportion of all IT jobs advertised in Hertfordshire.

Job vacancy trend for REST in Hertfordshire

REST
Salary Trend in Hertfordshire

3-month moving average salary quoted in jobs citing REST in Hertfordshire.

Salary trend for REST in Hertfordshire

REST
Salary Histogram in Hertfordshire

Salary distribution for jobs citing REST in Hertfordshire over the 6 months to 10 July 2020.

Salary histogram for REST in Hertfordshire

REST
Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing REST within the Hertfordshire region over the 6 months to 10 July 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
St Albans - 12 £60,000 - 1
Welwyn Garden City - 6 £63,750 - 1
Hemel Hempstead +31 3 £35,000 -13.58% 1
Borehamwood +1 3 £45,000 -21.74%
Watford +4 2 £65,000 +13.04%
Hatfield +25 1 £70,000 +40.00%
REST
East of England

For the 6 months to 10 July 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 Hertfordshire region with a requirement for REST.

1 17 (53.13%) JavaScript
2 16 (50.00%) HTML
2 16 (50.00%) CSS
2 16 (50.00%) Agile Software Development
3 15 (46.88%) Azure
4 13 (40.63%) AngularJS
4 13 (40.63%) Problem-Solving
5 12 (37.50%) TypeScript
5 12 (37.50%) Finance
5 12 (37.50%) C#
6 11 (34.38%) SQL
6 11 (34.38%) Web Services
6 11 (34.38%) TDD
7 10 (31.25%) SOLID
8 9 (28.13%) SOAP
8 9 (28.13%) .NET
8 9 (28.13%) AWS
9 8 (25.00%) Zachman Framework
9 8 (25.00%) TOGAF
9 8 (25.00%) .NET Core
10 7 (21.88%) Decision-Making
10 7 (21.88%) Analytical Skills
10 7 (21.88%) Concurrent Programming
10 7 (21.88%) Scrum
10 7 (21.88%) SQL Server
10 7 (21.88%) Windows
10 7 (21.88%) E-Commerce
10 7 (21.88%) Microsoft
10 7 (21.88%) RabbitMQ
10 7 (21.88%) BDD

REST
Co-occurring IT Skills in Hertfordshire 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 4 (12.50%) Confluence
2 2 (6.25%) Apache
Applications
1 4 (12.50%) Adobe XD
1 4 (12.50%) InVision
1 4 (12.50%) Zeplin
Cloud Services
1 15 (46.88%) Azure
2 9 (28.13%) AWS
3 4 (12.50%) GitHub
3 4 (12.50%) npm
4 3 (9.38%) Power Platform
Communications & Networking
1 5 (15.63%) WAN
2 3 (9.38%) MQTT
3 2 (6.25%) HTTP
Database & Business Intelligence
1 7 (21.88%) SQL Server
2 5 (15.63%) MySQL
3 4 (12.50%) Big Data
4 3 (9.38%) Amazon Redshift
4 3 (9.38%) Data Mining
4 3 (9.38%) Data Warehouse
4 3 (9.38%) PostgreSQL
4 3 (9.38%) Power BI
5 2 (6.25%) Redis
6 1 (3.13%) NoSQL
6 1 (3.13%) Snowflake Schema
Development Applications
1 5 (15.63%) JIRA
2 4 (12.50%) Axure RP
2 4 (12.50%) Balsamiq
2 4 (12.50%) Jasmine
2 4 (12.50%) Karma Test Runner
3 2 (6.25%) Git (software)
4 1 (3.13%) Visual Studio
General
1 12 (37.50%) Finance
2 5 (15.63%) Retail
3 4 (12.50%) Legal
4 3 (9.38%) Advertising
4 3 (9.38%) Games
5 1 (3.13%) Law
5 1 (3.13%) Manufacturing
Job Titles
1 19 (59.38%) Developer
2 8 (25.00%) .NET Developer
2 8 (25.00%) Cloud Developer
3 7 (21.88%) Architect
4 6 (18.75%) React Developer
5 5 (15.63%) IT Architect
6 4 (12.50%) Ruby Developer
7 3 (9.38%) Python Developer
7 3 (9.38%) Senior Developer
7 3 (9.38%) Software Developer
7 3 (9.38%) Technical Architect
8 2 (6.25%) Azure Developer
8 2 (6.25%) Data Architect
8 2 (6.25%) MySQL Developer
8 2 (6.25%) Ruby on Rails Developer
8 2 (6.25%) Senior Ruby Developer
8 2 (6.25%) Senior Software Developer
8 2 (6.25%) Solutions Architect
9 1 (3.13%) Data Engineer
9 1 (3.13%) LAMP Developer
Libraries, Frameworks & Software Standards
1 16 (50.00%) CSS
1 16 (50.00%) HTML
2 13 (40.63%) AngularJS
3 11 (34.38%) Web Services
4 9 (28.13%) .NET
4 9 (28.13%) SOAP
5 8 (25.00%) .NET Core
6 7 (21.88%) ASP.NET Web API
6 7 (21.88%) JSON
6 7 (21.88%) RabbitMQ
6 7 (21.88%) RESTful
7 5 (15.63%) CSS3
7 5 (15.63%) HTML5
7 5 (15.63%) Node.js
8 4 (12.50%) Angular 2
8 4 (12.50%) LESS
8 4 (12.50%) React
8 4 (12.50%) Sass
9 3 (9.38%) Unity (Game Engine)
9 3 (9.38%) Unreal Engine
Miscellaneous
1 7 (21.88%) Analytical Skills
2 5 (15.63%) Data Centre
3 4 (12.50%) Self-Motivation
4 2 (6.25%) Cyber Defence
4 2 (6.25%) Enterprise Software
Operating Systems
1 7 (21.88%) Windows
2 6 (18.75%) Linux
Processes & Methodologies
1 16 (50.00%) Agile Software Development
2 13 (40.63%) Problem-Solving
3 11 (34.38%) TDD
4 10 (31.25%) SOLID
5 8 (25.00%) TOGAF
5 8 (25.00%) Zachman Framework
6 7 (21.88%) BDD
6 7 (21.88%) Concurrent Programming
6 7 (21.88%) Decision-Making
6 7 (21.88%) E-Commerce
6 7 (21.88%) Multithreading
6 7 (21.88%) Open Source
6 7 (21.88%) Scrum
6 7 (21.88%) Web Development
7 6 (18.75%) Computer Science
7 6 (18.75%) Microservices
8 5 (15.63%) Front End Development
8 5 (15.63%) Presales
8 5 (15.63%) SOA
9 4 (12.50%) Project Management
Programming Languages
1 17 (53.13%) JavaScript
2 12 (37.50%) C#
2 12 (37.50%) TypeScript
3 11 (34.38%) SQL
4 4 (12.50%) ES6
4 4 (12.50%) Python
4 4 (12.50%) Ruby
5 3 (9.38%) C++
6 2 (6.25%) Java
7 1 (3.13%) Go
7 1 (3.13%) Java 8
7 1 (3.13%) PHP
7 1 (3.13%) R
7 1 (3.13%) Scala
Qualifications
1 6 (18.75%) Computer Science Degree
1 6 (18.75%) Degree
Quality Assurance & Compliance
1 5 (15.63%) QA
2 1 (3.13%) ISO/IEC 27001
2 1 (3.13%) PCI DSS
System Software
1 7 (21.88%) Docker
Vendors
1 7 (21.88%) Microsoft
2 4 (12.50%) Adobe
3 3 (9.38%) PTC
3 3 (9.38%) Talend