Period
to 21 July 2018

The following table provides summary statistics for contract job vacancies advertised in Hertfordshire with a requirement for REST skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited REST over the 6 months to 21 July 2018 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Representational State Transfer (REST)
East of England > Hertfordshire
6 months to
21 Jul 2018
Same period 2017 Same period 2016
Rank 41 61 61
Rank change year-on-year +20 0 +22
Contract jobs citing REST 63 31 23
As % of all contract IT jobs advertised in Hertfordshire 3.99% 2.41% 1.64%
As % of the Libraries, Frameworks & Software Standards category 15.33% 9.45% 8.81%
Number of daily rates quoted 45 29 14
Hertfordshire median daily rate £425 £425 £450
Median daily rate % change year-on-year - -5.56% +5.88%
10th Percentile £354 £360 £354
90th Percentile £569 £485 £601
East of England median daily rate £450 £425 £400
% change year-on-year +5.88% +6.25% -4.48%
Number of hourly rates quoted 0 0 0
Hertfordshire median hourly rate - - -
East of England median hourly rate £59.38 - £31.27

REST is in the Software Libraries and Frameworks category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Hertfordshire with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
Hertfordshire
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 411 328 261
As % of all contract IT jobs advertised in Hertfordshire 26.03% 25.55% 18.66%
Number of daily rates quoted 268 227 157
Hertfordshire median daily rate £420 £400 £400
Median daily rate % change year-on-year +5.00% - +6.67%
10th Percentile £260 £247 £288
90th Percentile £557 £575 £525
East of England median daily rate £450 £415 £400
% change year-on-year +8.43% +3.75% +6.67%
Number of hourly rates quoted 5 1 4
Hertfordshire median hourly rate £17.50 £15.00 £10.50
Median hourly rate % change year-on-year +16.67% +42.86% -51.65%
10th Percentile £11.83 £15.00 £8.48
90th Percentile £56.25 £15.00 £31.55
East of England median hourly rate £35.00 £40.00 £33.05
% change year-on-year -12.50% +21.03% -8.83%

REST
Job Vacancy Trend in Hertfordshire

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

Job vacancy trend for REST in Hertfordshire

REST
Contractor Daily Rate Trend in Hertfordshire

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing REST in Hertfordshire.

Contractor daily rate trend for REST in Hertfordshire

REST
Contractor Daily Rate Histogram in Hertfordshire

The daily rate distribution of IT jobs citing REST in Hertfordshire over the 6 months to 21 July 2018.

Contractor daily rate histogram for REST in Hertfordshire

REST
Contractor Hourly Rate Trend in Hertfordshire

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing REST in Hertfordshire.

Contractor hourly rate trend for REST in Hertfordshire

REST
Contract Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing REST within the Hertfordshire region over the 6 months to 21 July 2018. 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Watford +6 20 £425 -5.56% 4
Welwyn Garden City +1 12 £563 - 3
Hemel Hempstead - 12 £400 - 1
Stevenage - 6 £450 - 1
Rickmansworth - 5 £363 - 1
St Albans - 1 £150 - 1
Hatfield - 1 £425 -
REST
East of England

For the 6 months to 21 July 2018, IT contractor 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 contract job ads across the Hertfordshire region with a requirement for REST.

1 37 (58.73%) SOAP
2 31 (49.21%) Agile Software Development
3 30 (47.62%) Java
4 27 (42.86%) TDD
5 25 (39.68%) JavaScript
6 24 (38.10%) Web Services
7 23 (36.51%) MVC
8 20 (31.75%) C#
9 19 (30.16%) .NET
10 15 (23.81%) ASP.NET
10 15 (23.81%) Scrum
11 14 (22.22%) Spring
11 14 (22.22%) SQL
11 14 (22.22%) Visual Studio
11 14 (22.22%) E-Commerce
11 14 (22.22%) Kanban
12 13 (20.63%) WCF
12 13 (20.63%) Continuous Integration
12 13 (20.63%) Microservices
12 13 (20.63%) Java 8
13 12 (19.05%) SOLID
13 12 (19.05%) HTML
13 12 (19.05%) Windows
13 12 (19.05%) ASP.NET MVC
14 11 (17.46%) HTML5
14 11 (17.46%) AngularJS
14 11 (17.46%) Continuous Delivery
14 11 (17.46%) Velocity
14 11 (17.46%) ReSharper
14 11 (17.46%) Refactoring

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 5 (7.94%) WebSphere
1 5 (7.94%) WebSphere Application Server
2 3 (4.76%) Apache
2 3 (4.76%) Apache Solr
2 3 (4.76%) Commerce Server
2 3 (4.76%) SharePoint
2 3 (4.76%) SharePoint 2013
3 2 (3.17%) Elasticsearch
4 1 (1.59%) Adobe Experience Manager
4 1 (1.59%) CMS
4 1 (1.59%) Confluence
4 1 (1.59%) JBoss
4 1 (1.59%) MQSeries
Applications
1 3 (4.76%) MS Visio
2 1 (1.59%) Microsoft Excel
Business Applications
1 1 (1.59%) Magento
Cloud Services
1 4 (6.35%) Amazon AWS
1 4 (6.35%) Microsoft Azure
2 3 (4.76%) Office 365
3 2 (3.17%) Heroku
4 1 (1.59%) SaaS
4 1 (1.59%) Salesforce Service Cloud
Communications & Networking
1 7 (11.11%) HTTP
1 7 (11.11%) Internet
2 5 (7.94%) SSL
3 3 (4.76%) DNS
4 2 (3.17%) FTP
4 2 (3.17%) TCP/IP
5 1 (1.59%) Firewall
Database & Business Intelligence
1 7 (11.11%) MongoDB
2 6 (9.52%) SQL Server
3 5 (7.94%) Relational Database
3 5 (7.94%) SQL Server Reporting Services
4 4 (6.35%) DB2
4 4 (6.35%) RDBMS
4 4 (6.35%) SQL Server 2012
5 3 (4.76%) Sybase ASE
6 2 (3.17%) PostgreSQL
6 2 (3.17%) SQL Server 2008
7 1 (1.59%) Data Warehouse
7 1 (1.59%) dBASE
7 1 (1.59%) Jackrabbit
7 1 (1.59%) MySQL
7 1 (1.59%) NoSQL
7 1 (1.59%) SQL Server 2016
7 1 (1.59%) SQL Server Analysis Services
7 1 (1.59%) SQL Server Integration Services
Development Applications
1 14 (22.22%) Visual Studio
2 11 (17.46%) NUnit
2 11 (17.46%) ReSharper
3 5 (7.94%) JUnit
4 4 (6.35%) Jenkins
4 4 (6.35%) Team Foundation Server
5 3 (4.76%) Git (software)
5 3 (4.76%) Mockito
5 3 (4.76%) Visual Studio Code
6 2 (3.17%) GitLab
6 2 (3.17%) Gradle
6 2 (3.17%) gulp
6 2 (3.17%) Selenium
6 2 (3.17%) SoapUI
6 2 (3.17%) Spock
7 1 (1.59%) EasyMock
7 1 (1.59%) Gatling
7 1 (1.59%) Geb
7 1 (1.59%) Hamcrest
7 1 (1.59%) Subversion
General
1 7 (11.11%) Retail
2 5 (7.94%) Finance
3 2 (3.17%) Manufacturing
4 1 (1.59%) Billing
4 1 (1.59%) Games
4 1 (1.59%) Law
Job Titles
1 51 (80.95%) Developer
2 21 (33.33%) Java Developer
3 15 (23.81%) .NET Developer
4 14 (22.22%) C# Developer
5 13 (20.63%) Senior Developer
6 12 (19.05%) C# .NET Developer
7 10 (15.87%) Senior Java Developer
8 7 (11.11%) Java Engineer
9 6 (9.52%) ASP.NET Developer
9 6 (9.52%) C# ASP.NET Developer
9 6 (9.52%) React Developer
10 5 (7.94%) Architect
10 5 (7.94%) JavaScript Developer
10 5 (7.94%) Node.js Developer
11 4 (6.35%) ASP.NET MVC Developer
11 4 (6.35%) C# WCF Developer
11 4 (6.35%) Java Software Engineer
11 4 (6.35%) Software Engineer
11 4 (6.35%) WCF Developer
12 3 (4.76%) SharePoint Developer
Libraries, Frameworks & Software Standards
1 37 (58.73%) SOAP
2 24 (38.10%) Web Services
3 19 (30.16%) .NET
4 15 (23.81%) ASP.NET
5 14 (22.22%) Spring
6 13 (20.63%) WCF
7 12 (19.05%) ASP.NET MVC
7 12 (19.05%) HTML
8 11 (17.46%) AngularJS
8 11 (17.46%) CSS
8 11 (17.46%) HTML5
8 11 (17.46%) Velocity
9 9 (14.29%) Hibernate
9 9 (14.29%) Spring MVC
10 7 (11.11%) JSP
10 7 (11.11%) Node.js
11 6 (9.52%) Java EE
12 5 (7.94%) jQuery
12 5 (7.94%) JSON
12 5 (7.94%) React
Miscellaneous
1 6 (9.52%) Internet of Things
2 4 (6.35%) Analytical Skills
3 3 (4.76%) Client/Server
4 2 (3.17%) Computer Science
4 2 (3.17%) Management Information System
4 2 (3.17%) User Experience
5 1 (1.59%) DataPower
Operating Systems
1 12 (19.05%) Windows
2 7 (11.11%) Linux
3 1 (1.59%) Android
3 1 (1.59%) Apple iOS
3 1 (1.59%) HPUX
3 1 (1.59%) Solaris
3 1 (1.59%) Unix
3 1 (1.59%) Windows Server
Processes & Methodologies
1 31 (49.21%) Agile Software Development
2 27 (42.86%) TDD
3 23 (36.51%) MVC
4 15 (23.81%) Scrum
5 14 (22.22%) E-Commerce
5 14 (22.22%) Kanban
6 13 (20.63%) Continuous Integration
6 13 (20.63%) Microservices
7 12 (19.05%) SOLID
8 11 (17.46%) Continuous Delivery
8 11 (17.46%) Refactoring
9 9 (14.29%) DevOps
10 8 (12.70%) Asynchronous Programming
10 8 (12.70%) SOA
11 7 (11.11%) Software Engineering
12 6 (9.52%) Multithreading
12 6 (9.52%) Unit Testing
13 5 (7.94%) UML
14 4 (6.35%) OO
14 4 (6.35%) Workflow
Programming Languages
1 30 (47.62%) Java
2 25 (39.68%) JavaScript
3 20 (31.75%) C#
4 14 (22.22%) SQL
5 13 (20.63%) Java 8
6 4 (6.35%) PowerShell
6 4 (6.35%) T-SQL
7 2 (3.17%) C
7 2 (3.17%) ES6
7 2 (3.17%) TypeScript
8 1 (1.59%) ABAP
8 1 (1.59%) Apex Code
8 1 (1.59%) Bash Shell
8 1 (1.59%) FoxPro (VFP)
8 1 (1.59%) Perl
Qualifications
1 3 (4.76%) Degree
1 3 (4.76%) SC Cleared
1 3 (4.76%) Security Cleared
2 1 (1.59%) Computer Science Degree
Quality Assurance & Compliance
1 1 (1.59%) COBIT
System Software
1 4 (6.35%) Docker
2 3 (4.76%) Active Directory
3 1 (1.59%) VMware Infrastructure
3 1 (1.59%) VMware NSX
3 1 (1.59%) vSphere
Systems Management
1 3 (4.76%) Kubernetes
2 2 (3.17%) Docker Swarm
2 2 (3.17%) Mesos
3 1 (1.59%) Tivoli
3 1 (1.59%) vCenter Server
3 1 (1.59%) vRealize
3 1 (1.59%) vRealize Orchestrator
3 1 (1.59%) WebSphere Service Registry and Repository
Vendors
1 5 (7.94%) IBM
2 3 (4.76%) Nintex
2 3 (4.76%) Sybase
3 2 (3.17%) SAP
4 1 (1.59%) ATG
4 1 (1.59%) Blue Martini
4 1 (1.59%) Demandware
4 1 (1.59%) Elastic Path
4 1 (1.59%) Google
4 1 (1.59%) hybris
4 1 (1.59%) Microsoft
4 1 (1.59%) Salesforce.com
4 1 (1.59%) Sony
4 1 (1.59%) VMware