Period
to 20 September 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 20 September 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
20 Sep 2018
Same period 2017 Same period 2016
Rank 36 72 77
Rank change year-on-year +36 +5 +1
Contract jobs citing REST 73 26 19
As % of all contract IT jobs advertised in Hertfordshire 4.48% 1.84% 1.31%
As % of the Libraries, Frameworks & Software Standards category 16.98% 7.90% 6.35%
Number of daily rates quoted 55 26 12
Hertfordshire median daily rate £425 £425 £450
Median daily rate % change year-on-year - -5.56% +2.86%
10th Percentile £350 £356 £367
90th Percentile £569 £470 £586
East of England median daily rate £450 £425 £400
% change year-on-year +5.88% +6.25% -
Number of hourly rates quoted 0 0 0
Hertfordshire median hourly rate - - -
East of England median hourly rate £46.23 £42.50 £31.50
% change year-on-year +8.77% +34.92% -14.81%

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 430 329 299
As % of all contract IT jobs advertised in Hertfordshire 26.36% 23.28% 20.61%
Number of daily rates quoted 287 202 175
Hertfordshire median daily rate £425 £378 £400
Median daily rate % change year-on-year +12.58% -5.63% +6.67%
10th Percentile £235 £257 £263
90th Percentile £569 £575 £538
East of England median daily rate £450 £425 £400
% change year-on-year +5.88% +6.25% +6.67%
Number of hourly rates quoted 8 1 2
Hertfordshire median hourly rate £48.25 £15.00 £19.25
Median hourly rate % change year-on-year +221.67% -22.08% -8.05%
10th Percentile £18.90 £15.00 £11.78
90th Percentile £56.25 £15.00 £27.33
East of England median hourly rate £43.50 £40.00 £36.00
% change year-on-year +8.75% +11.11% -8.86%

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 20 September 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 20 September 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 +16 21 £506 +19.12% 3
Welwyn Garden City - 15 £563 -
Hemel Hempstead - 12 £400 -
Rickmansworth - 5 £400 - 1
Stevenage - 5 £450 - 1
Hitchin - 4 £510 - 1
Hatfield - 2 £425 - 2
St Albans - 1 £150 - 2
REST
East of England

For the 6 months to 20 September 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 35 (47.95%) Agile Software Development
2 34 (46.58%) JavaScript
3 32 (43.84%) SOAP
3 32 (43.84%) TDD
4 31 (42.47%) Java
5 30 (41.10%) C#
6 29 (39.73%) .NET
7 26 (35.62%) MVC
8 24 (32.88%) Visual Studio
8 24 (32.88%) ASP.NET
9 20 (27.40%) CSS
9 20 (27.40%) Web Services
10 18 (24.66%) Scrum
10 18 (24.66%) Microservices
10 18 (24.66%) Java 8
11 15 (20.55%) Spring
11 15 (20.55%) Windows
11 15 (20.55%) HTML
11 15 (20.55%) HTML5
12 14 (19.18%) ASP.NET MVC
12 14 (19.18%) SQL
12 14 (19.18%) E-Commerce
12 14 (19.18%) Workflow
13 13 (17.81%) WCF
13 13 (17.81%) jQuery
13 13 (17.81%) Continuous Integration
13 13 (17.81%) Kanban
13 13 (17.81%) PowerShell
14 12 (16.44%) DevOps
14 12 (16.44%) SOLID

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 11 (15.07%) SharePoint
1 11 (15.07%) SharePoint 2013
2 4 (5.48%) Elasticsearch
3 3 (4.11%) Apache Solr
3 3 (4.11%) Commerce Server
3 3 (4.11%) WebSphere
3 3 (4.11%) WebSphere Application Server
4 2 (2.74%) Apache
5 1 (1.37%) Confluence
5 1 (1.37%) JBoss
5 1 (1.37%) Oracle Service Bus
5 1 (1.37%) Oracle SOA Suite
Applications
1 3 (4.11%) MS Visio
2 1 (1.37%) Microsoft Excel
Cloud Services
1 11 (15.07%) Office 365
2 6 (8.22%) Amazon AWS
3 4 (5.48%) Microsoft Azure
4 3 (4.11%) Heroku
5 1 (1.37%) DigitalOcean
5 1 (1.37%) SaaS
Communications & Networking
1 7 (9.59%) HTTP
2 6 (8.22%) SSL
3 4 (5.48%) DNS
3 4 (5.48%) Internet
4 3 (4.11%) Firewall
4 3 (4.11%) FTP
4 3 (4.11%) TCP/IP
5 1 (1.37%) LAN
Database & Business Intelligence
1 7 (9.59%) SQL Server
2 5 (6.85%) MongoDB
2 5 (6.85%) SQL Server Reporting Services
2 5 (6.85%) Sybase ASE
3 4 (5.48%) SQL Server 2012
4 3 (4.11%) DB2
4 3 (4.11%) PostgreSQL
4 3 (4.11%) Relational Database
5 2 (2.74%) RDBMS
5 2 (2.74%) SQL Server 2008
6 1 (1.37%) Blockchain
6 1 (1.37%) Data Warehouse
6 1 (1.37%) dBASE
6 1 (1.37%) Oracle Database
6 1 (1.37%) Oracle Database 12c
6 1 (1.37%) SQL Server 2016
6 1 (1.37%) SQL Server Analysis Services
6 1 (1.37%) SQL Server Integration Services
Development Applications
1 24 (32.88%) Visual Studio
2 11 (15.07%) NUnit
2 11 (15.07%) ReSharper
2 11 (15.07%) Team Foundation Server
2 11 (15.07%) Visual Studio Code
3 7 (9.59%) Git (software)
4 5 (6.85%) JIRA
5 3 (4.11%) GitLab
5 3 (4.11%) Gradle
5 3 (4.11%) gulp
5 3 (4.11%) JUnit
5 3 (4.11%) Spock
6 2 (2.74%) Gatling
6 2 (2.74%) Geb
6 2 (2.74%) Octopus Deploy
6 2 (2.74%) Selenium
7 1 (1.37%) EasyMock
7 1 (1.37%) Hamcrest
7 1 (1.37%) jMock
7 1 (1.37%) Mockito
General
1 9 (12.33%) Law
2 6 (8.22%) Finance
3 5 (6.85%) Retail
4 2 (2.74%) Manufacturing
Job Titles
1 63 (86.30%) Developer
2 23 (31.51%) Java Developer
3 17 (23.29%) .NET Developer
4 14 (19.18%) C# Developer
4 14 (19.18%) Senior Developer
5 12 (16.44%) C# .NET Developer
6 11 (15.07%) Senior Java Developer
6 11 (15.07%) SharePoint Developer
7 8 (10.96%) ASP.NET Developer
8 6 (8.22%) C# ASP.NET Developer
8 6 (8.22%) Full Stack Developer
9 5 (6.85%) JavaScript Developer
10 4 (5.48%) Architect
10 4 (5.48%) ASP.NET MVC Developer
10 4 (5.48%) C# WCF Developer
10 4 (5.48%) JSP Developer
10 4 (5.48%) Node.js Developer
10 4 (5.48%) React Developer
10 4 (5.48%) WCF Developer
11 3 (4.11%) Automation Engineer
Libraries, Frameworks & Software Standards
1 32 (43.84%) SOAP
2 29 (39.73%) .NET
3 24 (32.88%) ASP.NET
4 20 (27.40%) CSS
4 20 (27.40%) Web Services
5 15 (20.55%) HTML
5 15 (20.55%) HTML5
5 15 (20.55%) Spring
6 14 (19.18%) ASP.NET MVC
7 13 (17.81%) jQuery
7 13 (17.81%) WCF
8 11 (15.07%) AngularJS
8 11 (15.07%) Velocity
9 10 (13.70%) CAML
10 9 (12.33%) Spring MVC
11 7 (9.59%) JSP
11 7 (9.59%) Node.js
11 7 (9.59%) Spring Boot
12 6 (8.22%) Hibernate
12 6 (8.22%) React
Miscellaneous
1 4 (5.48%) Greenfield Project
1 4 (5.48%) Internet of Things
2 2 (2.74%) Client/Server
2 2 (2.74%) User Experience
3 1 (1.37%) Computer Science
3 1 (1.37%) Management Information System
Operating Systems
1 15 (20.55%) Windows
2 4 (5.48%) Linux
3 3 (4.11%) Windows Server
Processes & Methodologies
1 35 (47.95%) Agile Software Development
2 32 (43.84%) TDD
3 26 (35.62%) MVC
4 18 (24.66%) Microservices
4 18 (24.66%) Scrum
5 14 (19.18%) E-Commerce
5 14 (19.18%) Workflow
6 13 (17.81%) Continuous Integration
6 13 (17.81%) Kanban
7 12 (16.44%) DevOps
7 12 (16.44%) SOLID
8 11 (15.07%) Continuous Delivery
8 11 (15.07%) Refactoring
9 9 (12.33%) Software Engineering
10 8 (10.96%) Asynchronous Programming
11 7 (9.59%) Digital Transformation Programme
12 6 (8.22%) Multithreading
12 6 (8.22%) SOA
13 5 (6.85%) Unit Testing
14 4 (5.48%) BDD
Programming Languages
1 34 (46.58%) JavaScript
2 31 (42.47%) Java
3 30 (41.10%) C#
4 18 (24.66%) Java 8
5 14 (19.18%) SQL
6 13 (17.81%) PowerShell
7 6 (8.22%) T-SQL
8 4 (5.48%) ES6
9 3 (4.11%) TypeScript
10 2 (2.74%) C
11 1 (1.37%) ABAP
11 1 (1.37%) FoxPro (VFP)
11 1 (1.37%) PHP
11 1 (1.37%) Python
11 1 (1.37%) XQuery
Qualifications
1 2 (2.74%) SC Cleared
1 2 (2.74%) Security Cleared
2 1 (1.37%) Degree
Quality Assurance & Compliance
1 1 (1.37%) QA
System Software
1 5 (6.85%) Docker
2 3 (4.11%) VMware NSX
2 3 (4.11%) vSphere
3 2 (2.74%) Active Directory
4 1 (1.37%) VMware Infrastructure
Systems Management
1 3 (4.11%) Docker Swarm
1 3 (4.11%) Kubernetes
1 3 (4.11%) vCenter Server
1 3 (4.11%) vRealize
1 3 (4.11%) vRealize Orchestrator
2 2 (2.74%) Mesos
Vendors
1 11 (15.07%) Nintex
2 9 (12.33%) Sony
3 5 (6.85%) Sybase
4 3 (4.11%) IBM
4 3 (4.11%) Microsoft
4 3 (4.11%) VMware
5 2 (2.74%) SAP
6 1 (1.37%) Google
6 1 (1.37%) Oracle