Period
to 22 February 2020

The following table provides summary statistics for permanent job vacancies advertised in Hertfordshire with a requirement for RESTful skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited RESTful over the 6 months to 22 February 2020 with a comparison to the same period in the previous 2 years.

RESTful
East of England > Hertfordshire
6 months to
22 Feb 2020
Same period 2019 Same period 2018
Rank 68 82 61
Rank change year-on-year +14 -21 +15
Permanent jobs citing RESTful 79 117 226
As % of all permanent IT jobs advertised in Hertfordshire 4.01% 3.40% 4.64%
As % of the Libraries, Frameworks & Software Standards category 11.03% 9.49% 11.77%
Number of salaries quoted 58 117 215
Hertfordshire median annual salary £57,500 £50,000 £45,000
Median salary % change year-on-year +15.00% +11.11% -14.29%
10th Percentile £40,000 £35,000 £29,900
90th Percentile £83,000 £75,000 £67,500
East of England median annual salary £55,000 £50,000 £45,000
% change year-on-year +10.00% +11.11% -5.26%

RESTful 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 716 1,233 1,920
As % of all permanent IT jobs advertised in Hertfordshire 36.38% 35.86% 39.43%
Number of salaries quoted 570 1,002 1,685
Hertfordshire median annual salary £55,000 £52,500 £52,500
Median salary % change year-on-year +4.76% - +5.00%
10th Percentile £36,250 £31,250 £31,250
90th Percentile £71,375 £72,500 £72,500
East of England median annual salary £52,500 £50,000 £50,000
% change year-on-year +5.00% - +11.11%

RESTful
Job Vacancy Trend in Hertfordshire

Job postings citing RESTful as a percentage of all IT jobs advertised in Hertfordshire.

Job vacancy trend for RESTful in Hertfordshire

RESTful
Salary Trend in Hertfordshire

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing RESTful in Hertfordshire.

Salary trend for RESTful in Hertfordshire

RESTful
Salary Histogram in Hertfordshire

The salary distribution of IT jobs citing RESTful in Hertfordshire over the 6 months to 22 February 2020.

Salary histogram for RESTful in Hertfordshire

RESTful
Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing RESTful within the Hertfordshire region over the 6 months to 22 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
St Albans +7 44 £57,500 +43.75% 2
Bishop's Stortford +9 14 £47,500 +5.56% 3
Letchworth - 7 £42,500 -
Welwyn Garden City +28 3 £80,000 +25.49%
Hatfield +26 2 £56,250 +2.27%
Watford -8 2 £48,750 -2.50% 2
Hemel Hempstead +12 1 £50,000 +17.65% 2
Harpenden -6 1 £45,000 - 1
RESTful
East of England

For the 6 months to 22 February 2020, IT jobs citing RESTful 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 RESTful.

1 70 (88.61%) Agile Software Development
2 64 (81.01%) JavaScript
3 58 (73.42%) Scrum
4 57 (72.15%) AngularJS
5 55 (69.62%) .NET
5 55 (69.62%) Azure
6 53 (67.09%) C#
7 50 (63.29%) CSS
8 48 (60.76%) TypeScript
9 47 (59.49%) AWS
10 45 (56.96%) Java
11 44 (55.70%) Python
12 42 (53.16%) Continuous Integration
13 41 (51.90%) Web Services
14 39 (49.37%) Continuous Delivery
15 38 (48.10%) Unit Testing
16 36 (45.57%) Project Management
16 36 (45.57%) MVC
16 36 (45.57%) Angular 2
17 35 (44.30%) TDD
18 33 (41.77%) Git (software)
18 33 (41.77%) Jenkins
19 32 (40.51%) Atlassian Bamboo
19 32 (40.51%) TeamCity
20 31 (39.24%) Finance
21 29 (36.71%) HTML
21 29 (36.71%) BDD
21 29 (36.71%) Problem-Solving
22 26 (32.91%) ASP.NET Web API
23 25 (31.65%) .NET Framework

RESTful
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 20 (25.32%) Confluence
2 2 (2.53%) Apache Spark
3 1 (1.27%) WebSphere
Applications
1 7 (8.86%) Adobe Creative Suite
1 7 (8.86%) Adobe Illustrator
1 7 (8.86%) Photoshop
Business Applications
1 1 (1.27%) Magento
Cloud Services
1 55 (69.62%) Azure
2 47 (59.49%) AWS
3 17 (21.52%) GCP
4 16 (20.25%) Serverless
5 7 (8.86%) npm
Database & Business Intelligence
1 18 (22.78%) QlikView
2 13 (16.46%) NoSQL
3 11 (13.92%) SQL Server
4 8 (10.13%) SQL Server Reporting Services
5 5 (6.33%) SQL Server 2016
6 3 (3.80%) Azure SQL Database
6 3 (3.80%) MySQL
7 2 (2.53%) Apache Hive
7 2 (2.53%) Big Data
7 2 (2.53%) Hadoop
8 1 (1.27%) DB2
8 1 (1.27%) DbVisualizer
8 1 (1.27%) SQL Server 2005
Development Applications
1 33 (41.77%) Git (software)
1 33 (41.77%) Jenkins
2 32 (40.51%) Atlassian Bamboo
2 32 (40.51%) TeamCity
3 21 (26.58%) JIRA
4 10 (12.66%) Jasmine
4 10 (12.66%) Visual Studio Team System
5 7 (8.86%) Grunt
5 7 (8.86%) gulp
5 7 (8.86%) Karma Test Runner
5 7 (8.86%) Protractor
5 7 (8.86%) Team Foundation Server
5 7 (8.86%) webpack
6 1 (1.27%) Cucumber
6 1 (1.27%) REST Assured
6 1 (1.27%) Selenium
6 1 (1.27%) Subversion
6 1 (1.27%) Visual Studio
6 1 (1.27%) WebDriver
General
1 31 (39.24%) Finance
2 16 (20.25%) Legal
3 2 (2.53%) Music Industry
3 2 (2.53%) Retail
4 1 (1.27%) Advertising
4 1 (1.27%) Games
4 1 (1.27%) Manufacturing
4 1 (1.27%) Marketing
Job Titles
1 64 (81.01%) Developer
2 32 (40.51%) .NET Developer
3 21 (26.58%) C# .NET Developer
3 21 (26.58%) C# Developer
4 16 (20.25%) Team Leader
5 11 (13.92%) Lead Developer
6 10 (12.66%) Java Developer
6 10 (12.66%) Technical Leader
6 10 (12.66%) Technical Team Leader
7 7 (8.86%) Front End Developer (Client-Side Developer)
8 6 (7.59%) Digital Developer
8 6 (7.59%) Senior Developer
9 5 (6.33%) Angular Developer
9 5 (6.33%) Lead Java Developer
10 4 (5.06%) Senior Java Developer
10 4 (5.06%) Software Engineer
11 3 (3.80%) .NET Web Developer
11 3 (3.80%) Development Manager
11 3 (3.80%) PHP Developer
11 3 (3.80%) Web Developer
Libraries, Frameworks & Software Standards
1 57 (72.15%) AngularJS
2 55 (69.62%) .NET
3 50 (63.29%) CSS
4 41 (51.90%) Web Services
5 36 (45.57%) Angular 2
6 29 (36.71%) HTML
7 26 (32.91%) ASP.NET Web API
8 25 (31.65%) .NET Framework
9 21 (26.58%) Node.js
9 21 (26.58%) Sass
10 19 (24.05%) HTML5
11 18 (22.78%) D3.js
12 17 (21.52%) CSS3
13 16 (20.25%) Vue.js
14 11 (13.92%) ASP.NET
14 11 (13.92%) ASP.NET MVC
14 11 (13.92%) Spring
15 10 (12.66%) Hibernate
15 10 (12.66%) Highcharts JS
15 10 (12.66%) JPA
Miscellaneous
1 7 (8.86%) Analytical Skills
1 7 (8.86%) Animation
1 7 (8.86%) Mobile App
1 7 (8.86%) User Experience
1 7 (8.86%) W3C
2 1 (1.27%) BBC
2 1 (1.27%) FMCG
2 1 (1.27%) Public Cloud
2 1 (1.27%) Social Media
Operating Systems
1 6 (7.59%) Windows
2 1 (1.27%) Unix
Processes & Methodologies
1 70 (88.61%) Agile Software Development
2 58 (73.42%) Scrum
3 42 (53.16%) Continuous Integration
4 39 (49.37%) Continuous Delivery
5 38 (48.10%) Unit Testing
6 36 (45.57%) MVC
6 36 (45.57%) Project Management
7 35 (44.30%) TDD
8 29 (36.71%) BDD
8 29 (36.71%) Problem-Solving
9 24 (30.38%) Web Development
10 22 (27.85%) Test Automation
11 18 (22.78%) Data Visualisation
11 18 (22.78%) Visualisation
12 16 (20.25%) API Development
12 16 (20.25%) Coaching
12 16 (20.25%) Due Diligence
12 16 (20.25%) Innovative Thinking
12 16 (20.25%) Stakeholder Management
12 16 (20.25%) Technical Leadership
Programming Languages
1 64 (81.01%) JavaScript
2 53 (67.09%) C#
3 48 (60.76%) TypeScript
4 45 (56.96%) Java
5 44 (55.70%) Python
6 18 (22.78%) SQL
7 13 (16.46%) Ruby
8 10 (12.66%) F#
8 10 (12.66%) Java 8
9 5 (6.33%) PHP
10 3 (3.80%) C
10 3 (3.80%) Scala
11 2 (2.53%) C++
11 2 (2.53%) ES6
11 2 (2.53%) Kotlin
Qualifications
1 21 (26.58%) Postgraduate
2 5 (6.33%) Degree
3 4 (5.06%) Computer Science Degree
Quality Assurance & Compliance
1 7 (8.86%) WAI
2 1 (1.27%) QA
System Software
1 8 (10.13%) Docker
Systems Management
1 3 (3.80%) Kubernetes
Vendors
1 18 (22.78%) Microsoft
1 18 (22.78%) Tableau
2 7 (8.86%) Adobe
3 6 (7.59%) Google
4 2 (2.53%) Facebook
5 1 (1.27%) Apple
5 1 (1.27%) hybris
5 1 (1.27%) IBM
5 1 (1.27%) Oracle
5 1 (1.27%) Sony
5 1 (1.27%) Telerik
5 1 (1.27%) Yahoo!