Period
to 21 January 2019

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 January 2019 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 Jan 2019
Same period 2018 Same period 2017
Rank 36 59 70
Rank change year-on-year +23 +11 -6
Contract jobs citing REST 62 41 23
As % of all contract IT jobs advertised in Hertfordshire 4.35% 2.70% 1.66%
As % of the Libraries, Frameworks & Software Standards category 17.08% 10.93% 6.18%
Number of daily rates quoted 58 18 8
Hertfordshire median daily rate £450 £425 £488
Median daily rate % change year-on-year +5.88% -12.82% -16.13%
10th Percentile £276 £349 £374
90th Percentile £560 £583 £553
East of England median daily rate £444 £450 £388
% change year-on-year -1.39% +16.13% -22.50%
Number of hourly rates quoted 0 0 0
Hertfordshire median hourly rate - - -
East of England median hourly rate £33.08 £43.75 £37.50
% change year-on-year -24.39% +16.67% +2.74%

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 363 375 372
As % of all contract IT jobs advertised in Hertfordshire 25.47% 24.69% 26.78%
Number of daily rates quoted 234 201 223
Hertfordshire median daily rate £425 £425 £437
Median daily rate % change year-on-year - -2.75% +16.53%
10th Percentile £277 £313 £276
90th Percentile £569 £569 £570
East of England median daily rate £450 £425 £400
% change year-on-year +5.88% +6.25% +3.23%
Number of hourly rates quoted 10 1 5
Hertfordshire median hourly rate £50.00 £12.50 £37.50
Median hourly rate % change year-on-year +300.00% -66.67% +7.14%
10th Percentile £21.98 £11.25 £31.15
90th Percentile £66.81 £13.75 £44.18
East of England median hourly rate £45.25 £42.50 £37.50
% change year-on-year +6.47% +13.33% -5.66%

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 January 2019.

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 January 2019. 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 +11 16 £425 +3.03% 6
Hitchin - 10 £480 - 1
Stevenage -1 9 £326 -30.64% 2
Welwyn Garden City +5 6 £563 +7.14%
Hatfield +7 4 £425 -26.09% 1
Rickmansworth -6 4 £400 +33.33%
REST
East of England

For the 6 months to 21 January 2019, 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 25 (40.32%) JavaScript
2 23 (37.10%) SOAP
2 23 (37.10%) Agile Software Development
3 21 (33.87%) Visual Studio
4 20 (32.26%) Web Services
4 20 (32.26%) Java
5 19 (30.65%) CSS
6 17 (27.42%) C#
6 17 (27.42%) .NET
6 17 (27.42%) Workflow
6 17 (27.42%) SharePoint
7 15 (24.19%) MVC
7 15 (24.19%) ASP.NET
7 15 (24.19%) jQuery
7 15 (24.19%) SharePoint 2013
7 15 (24.19%) Nintex
7 15 (24.19%) Visual Studio Code
8 14 (22.58%) PowerShell
8 14 (22.58%) Spring
9 13 (20.97%) TDD
9 13 (20.97%) HTML
9 13 (20.97%) Scrum
9 13 (20.97%) Office 365
10 12 (19.35%) Sony
10 12 (19.35%) Law
11 11 (17.74%) HTML5
11 11 (17.74%) Microservices
11 11 (17.74%) Java 8
12 10 (16.13%) Problem-Solving
12 10 (16.13%) XML

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 17 (27.42%) SharePoint
2 15 (24.19%) SharePoint 2013
3 4 (6.45%) Confluence
4 3 (4.84%) Mule
5 2 (3.23%) Elasticsearch
5 2 (3.23%) WebSphere
6 1 (1.61%) Oracle Service Bus
6 1 (1.61%) Oracle SOA Suite
Business Applications
1 1 (1.61%) Siebel CRM
Cloud Services
1 13 (20.97%) Office 365
2 3 (4.84%) Amazon AWS
3 2 (3.23%) SaaS
4 1 (1.61%) DigitalOcean
4 1 (1.61%) Heroku
4 1 (1.61%) Microsoft Azure
4 1 (1.61%) PaaS
Communications & Networking
1 9 (14.52%) SSL
2 6 (9.68%) VPN
3 3 (4.84%) LAN
4 2 (3.23%) Firewall
5 1 (1.61%) DNS
5 1 (1.61%) FTP
5 1 (1.61%) HTTP
5 1 (1.61%) TCP/IP
Database & Business Intelligence
1 5 (8.06%) SQL Server
2 4 (6.45%) Sybase ASE
3 2 (3.23%) MongoDB
4 1 (1.61%) Blockchain
4 1 (1.61%) Oracle Database
4 1 (1.61%) Oracle Database 12c
4 1 (1.61%) PostgreSQL
Development Applications
1 21 (33.87%) Visual Studio
2 15 (24.19%) Visual Studio Code
3 10 (16.13%) Team Foundation Server
4 9 (14.52%) JIRA
5 6 (9.68%) Git (software)
6 4 (6.45%) JUnit
7 2 (3.23%) Octopus Deploy
8 1 (1.61%) Gatling
8 1 (1.61%) Geb
8 1 (1.61%) GitLab
8 1 (1.61%) Gradle
8 1 (1.61%) gulp
8 1 (1.61%) Jasmine
8 1 (1.61%) Jenkins
8 1 (1.61%) JMeter
8 1 (1.61%) jMock
8 1 (1.61%) MSBuild
8 1 (1.61%) Selenium
8 1 (1.61%) Spock
8 1 (1.61%) Visual Studio Team System
General
1 12 (19.35%) Law
2 9 (14.52%) Finance
3 2 (3.23%) Pharmaceutical
4 1 (1.61%) French Language
4 1 (1.61%) German Language
4 1 (1.61%) Retail
4 1 (1.61%) Spanish Language
4 1 (1.61%) Swedish Language
Job Titles
1 49 (79.03%) Developer
2 18 (29.03%) Java Developer
3 17 (27.42%) SharePoint Developer
4 11 (17.74%) Senior Developer
5 6 (9.68%) Full Stack Developer
5 6 (9.68%) Senior Java Developer
6 5 (8.06%) .NET Developer
6 5 (8.06%) ASP.NET Developer
7 3 (4.84%) JSP Developer
7 3 (4.84%) SQL Developer
7 3 (4.84%) Support Specialist
7 3 (4.84%) Web Specialist
8 2 (3.23%) Automation Engineer
9 1 (1.61%) Agile Developer
9 1 (1.61%) Angular Developer
9 1 (1.61%) AWS Architect
9 1 (1.61%) AWS Developer
9 1 (1.61%) Oracle SOA Developer
9 1 (1.61%) XML Analyst
9 1 (1.61%) XML XSLT Developer
Libraries, Frameworks & Software Standards
1 23 (37.10%) SOAP
2 20 (32.26%) Web Services
3 19 (30.65%) CSS
4 17 (27.42%) .NET
5 15 (24.19%) ASP.NET
5 15 (24.19%) jQuery
6 14 (22.58%) Spring
7 13 (20.97%) HTML
8 11 (17.74%) HTML5
9 10 (16.13%) CAML
9 10 (16.13%) XML
9 10 (16.13%) XSLT
10 9 (14.52%) JSON
10 9 (14.52%) Spring MVC
11 7 (11.29%) AngularJS
11 7 (11.29%) React
12 6 (9.68%) LDAP
12 6 (9.68%) Redux
12 6 (9.68%) Spring Boot
13 5 (8.06%) .NET Framework
Miscellaneous
1 9 (14.52%) Analytical Skills
2 8 (12.90%) Client/Server
2 8 (12.90%) DataPower
3 5 (8.06%) Greenfield Project
4 1 (1.61%) Public Cloud
Operating Systems
1 3 (4.84%) Windows
2 2 (3.23%) Linux
2 2 (3.23%) Windows Server
Processes & Methodologies
1 23 (37.10%) Agile Software Development
2 17 (27.42%) Workflow
3 15 (24.19%) MVC
4 13 (20.97%) Scrum
4 13 (20.97%) TDD
5 11 (17.74%) Microservices
6 10 (16.13%) Problem-Solving
7 6 (9.68%) Continuous Integration
7 6 (9.68%) DevOps
7 6 (9.68%) E-Commerce
7 6 (9.68%) Kanban
8 5 (8.06%) API Development
8 5 (8.06%) Continuous Delivery
8 5 (8.06%) Digital Transformation Programme
8 5 (8.06%) Software Engineering
9 4 (6.45%) Information Security
10 3 (4.84%) Information Security Management
10 3 (4.84%) ISMS
10 3 (4.84%) ITIL
10 3 (4.84%) Release Management
Programming Languages
1 25 (40.32%) JavaScript
2 20 (32.26%) Java
3 17 (27.42%) C#
4 14 (22.58%) PowerShell
5 11 (17.74%) Java 8
6 8 (12.90%) SQL
7 5 (8.06%) XQuery
8 4 (6.45%) T-SQL
9 2 (3.23%) ES6
10 1 (1.61%) PHP
10 1 (1.61%) PL/SQL
10 1 (1.61%) Python
10 1 (1.61%) TypeScript
Qualifications
1 1 (1.61%) Degree
Quality Assurance & Compliance
1 1 (1.61%) PCI DSS
1 1 (1.61%) QA
System Software
1 4 (6.45%) Virtual Machines
2 2 (3.23%) Docker
2 2 (3.23%) VMware NSX
2 2 (3.23%) vSphere
Systems Management
1 2 (3.23%) vCenter Server
1 2 (3.23%) vRealize
1 2 (3.23%) vRealize Orchestrator
2 1 (1.61%) Docker Swarm
Vendors
1 15 (24.19%) Nintex
2 12 (19.35%) Sony
3 8 (12.90%) IBM
4 6 (9.68%) Microsoft
5 5 (8.06%) CA
6 4 (6.45%) Sybase
7 2 (3.23%) MuleSoft
7 2 (3.23%) VMware
8 1 (1.61%) Oracle
8 1 (1.61%) Siebel