Period
to 21 October 2018

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 21 October 2018 with a comparison to the same period in the previous 2 years.

Representational State Transfer (REST)
East of England > Hertfordshire
6 months to
21 Oct 2018
Same period 2017 Same period 2016
Rank 94 70 83
Rank change year-on-year -24 +13 +59
Permanent jobs citing REST 117 167 144
As % of all permanent IT jobs advertised in Hertfordshire 2.92% 3.98% 3.28%
As % of the Libraries, Frameworks & Software Standards category 7.82% 9.44% 9.70%
Number of salaries quoted 97 145 133
Hertfordshire median annual salary £60,000 £55,000 £52,500
Median salary % change year-on-year +9.09% +4.76% -
10th Percentile £34,000 £41,250 £40,000
90th Percentile £72,500 £67,500 £62,500
East of England median annual salary £55,000 £47,500 £50,500
% change year-on-year +15.79% -5.94% +6.32%

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 1,497 1,769 1,485
As % of all permanent IT jobs advertised in Hertfordshire 37.36% 42.19% 33.83%
Number of salaries quoted 1,279 1,541 1,323
Hertfordshire median annual salary £50,000 £50,000 £47,500
Median salary % change year-on-year - +5.26% +5.56%
10th Percentile £30,000 £31,250 £30,000
90th Percentile £73,750 £70,000 £70,000
East of England median annual salary £47,500 £45,000 £45,000
% change year-on-year +5.56% - +5.88%

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
Salary Trend in Hertfordshire

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

Salary trend for REST in Hertfordshire

REST
Salary Histogram in Hertfordshire

The salary distribution of IT jobs citing REST in Hertfordshire over the 6 months to 21 October 2018.

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 21 October 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Watford -40 40 £60,000 +26.32% 11
Rickmansworth - 15 £50,000 - 2
Hemel Hempstead +21 14 £50,000 -16.67% 1
Welwyn Garden City - 12 £70,000 -
Hatfield -23 7 £60,000 -
Borehamwood +17 5 £38,000 -30.91% 4
Stevenage +16 5 £40,000 -11.11% 4
Kings Langley - 2 £29,000 -
Letchworth +13 1 £45,000 +5.88%
Hitchin +4 1 £40,000 +6.67%
St Albans -5 1 £62,500 -3.85% 2
Potters Bar - 1 £65,000 -
REST
East of England

For the 6 months to 21 October 2018, 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 80 (68.38%) Java
2 54 (46.15%) JavaScript
3 53 (45.30%) Web Services
4 46 (39.32%) Agile Software Development
5 45 (38.46%) Amazon AWS
6 42 (35.90%) SQL
7 38 (32.48%) Microsoft Azure
8 33 (28.21%) MVC
9 30 (25.64%) Spring
10 29 (24.79%) XML
11 28 (23.93%) Finance
12 27 (23.08%) .NET
13 26 (22.22%) Android
14 24 (20.51%) Apple iOS
15 23 (19.66%) SQL Server
15 23 (19.66%) C#
15 23 (19.66%) HTML
16 22 (18.80%) JSON
16 22 (18.80%) AngularJS
16 22 (18.80%) DevOps
16 22 (18.80%) Microservices
16 22 (18.80%) Software Delivery
17 21 (17.95%) SaaS
17 21 (17.95%) SOAP
17 21 (17.95%) Hibernate
18 20 (17.09%) Banking
18 20 (17.09%) Salesforce.com
18 20 (17.09%) Apex Code
18 20 (17.09%) Enterprise Software
18 20 (17.09%) Android Development

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 15 (12.82%) CMS
2 13 (11.11%) Sitecore CMS
3 9 (7.69%) JBoss
4 4 (3.42%) Drupal
4 4 (3.42%) Elasticsearch
4 4 (3.42%) Umbraco
4 4 (3.42%) WebSphere
5 3 (2.56%) Apache
5 3 (2.56%) OpenStack
5 3 (2.56%) SharePoint
5 3 (2.56%) SharePoint 2013
5 3 (2.56%) Tomcat
5 3 (2.56%) WebSphere Application Server
6 2 (1.71%) Apache Solr
6 2 (1.71%) Commerce Server
6 2 (1.71%) Confluence
7 1 (0.85%) MQSeries
7 1 (0.85%) Oracle Service Bus
7 1 (0.85%) Oracle SOA Suite
7 1 (0.85%) SharePoint Server
Applications
1 2 (1.71%) MS Visio
Business Applications
1 1 (0.85%) Aareon QL
1 1 (0.85%) Dynamics CRM
1 1 (0.85%) Magento
Cloud Services
1 45 (38.46%) Amazon AWS
2 38 (32.48%) Microsoft Azure
3 21 (17.95%) SaaS
4 2 (1.71%) Google Cloud Platform
4 2 (1.71%) Office 365
5 1 (0.85%) Apigee
5 1 (0.85%) Azure Data Factory
5 1 (0.85%) Dynamics 365
5 1 (0.85%) Virtual Private Cloud
Communications & Networking
1 7 (5.98%) DNS
1 7 (5.98%) Firewall
2 2 (1.71%) HTTP
2 2 (1.71%) SSL
3 1 (0.85%) Internet
Database & Business Intelligence
1 23 (19.66%) SQL Server
2 15 (12.82%) MongoDB
3 14 (11.97%) Relational Database
4 10 (8.55%) RDBMS
5 8 (6.84%) MySQL
5 8 (6.84%) Sybase ASE
6 7 (5.98%) Data Warehouse
6 7 (5.98%) NoSQL
7 5 (4.27%) MS Access
7 5 (4.27%) Neo4j
7 5 (4.27%) Power BI
7 5 (4.27%) SAP Data Services
7 5 (4.27%) SQL Server 2012
7 5 (4.27%) SQL Server 2016
7 5 (4.27%) SQL Server Analysis Services
7 5 (4.27%) SQL Server Integration Services
8 4 (3.42%) SQL Server Reporting Services
9 3 (2.56%) Big Data
9 3 (2.56%) DB2
10 2 (1.71%) Redis
Development Applications
1 13 (11.11%) Git (software)
2 10 (8.55%) CocoaPods
3 9 (7.69%) Crashlytics
4 8 (6.84%) Jenkins
5 7 (5.98%) Team Foundation Server
6 6 (5.13%) Gradle
6 6 (5.13%) Selenium
7 5 (4.27%) Maven
8 4 (3.42%) Cucumber
8 4 (3.42%) Visual Studio
8 4 (3.42%) Xcode
9 3 (2.56%) JIRA
9 3 (2.56%) Subversion
10 2 (1.71%) JUnit
10 2 (1.71%) Octopus Deploy
10 2 (1.71%) Visual Studio Code
11 1 (0.85%) Bower
11 1 (0.85%) Grunt
11 1 (0.85%) gulp
11 1 (0.85%) SpecFlow
General
1 28 (23.93%) Finance
2 20 (17.09%) Banking
3 10 (8.55%) Retail
4 5 (4.27%) Legal
5 4 (3.42%) Marketing
6 2 (1.71%) Games
7 1 (0.85%) Advertising
7 1 (0.85%) French Language
7 1 (0.85%) German Language
7 1 (0.85%) Spanish Language
7 1 (0.85%) Swedish Language
Job Titles
1 71 (60.68%) Developer
2 29 (24.79%) Consultant
2 29 (24.79%) Java Developer
3 20 (17.09%) Implementation Consultant
3 20 (17.09%) Senior Consultant
3 20 (17.09%) Senior Implementation Consultant
4 14 (11.97%) .NET Developer
4 14 (11.97%) Applications Developer
5 13 (11.11%) Mobile Applications Developer
5 13 (11.11%) Mobile Developer
5 13 (11.11%) Software Consultant
6 11 (9.40%) Android Developer
6 11 (9.40%) Lead Developer
7 9 (7.69%) iOS Android Developer
7 9 (7.69%) iOS Developer
7 9 (7.69%) Lead Android Developer
7 9 (7.69%) Lead iOS Developer
8 8 (6.84%) Hybris Consultant
8 8 (6.84%) Java Engineer
8 8 (6.84%) Software Implementation Consultant
Libraries, Frameworks & Software Standards
1 53 (45.30%) Web Services
2 30 (25.64%) Spring
3 29 (24.79%) XML
4 27 (23.08%) .NET
5 23 (19.66%) HTML
6 22 (18.80%) AngularJS
6 22 (18.80%) JSON
7 21 (17.95%) Hibernate
7 21 (17.95%) SOAP
8 16 (13.68%) CSS
9 15 (12.82%) HTML5
9 15 (12.82%) Spring MVC
10 14 (11.97%) Core Data
11 12 (10.26%) Java EE
12 11 (9.40%) ASP.NET
12 11 (9.40%) JSP
13 9 (7.69%) RESTful
14 8 (6.84%) Memcached
15 7 (5.98%) ASP.NET Web API
16 6 (5.13%) Spring Boot
Miscellaneous
1 20 (17.09%) Enterprise Software
2 15 (12.82%) Mobile App
3 14 (11.97%) User Experience
4 10 (8.55%) Analytical Skills
4 10 (8.55%) Social Media
5 8 (6.84%) Computer Science
6 6 (5.13%) Private Cloud
7 4 (3.42%) Management Information System
8 3 (2.56%) Robotics
9 2 (1.71%) Greenfield Project
9 2 (1.71%) N-Tier
10 1 (0.85%) Hybrid Cloud
10 1 (0.85%) Public Cloud
Operating Systems
1 26 (22.22%) Android
2 24 (20.51%) Apple iOS
3 7 (5.98%) Linux
4 4 (3.42%) Unix
4 4 (3.42%) Windows
5 2 (1.71%) CentOS
5 2 (1.71%) Ubuntu
5 2 (1.71%) Windows Server
5 2 (1.71%) Windows Server 2012
6 1 (0.85%) HPUX
6 1 (0.85%) Solaris
6 1 (0.85%) VMS
Processes & Methodologies
1 46 (39.32%) Agile Software Development
2 33 (28.21%) MVC
3 22 (18.80%) DevOps
3 22 (18.80%) Microservices
3 22 (18.80%) Software Delivery
4 20 (17.09%) Android Development
5 18 (15.38%) iOS Development
6 15 (12.82%) Data Modelling
7 12 (10.26%) Software Engineering
8 11 (9.40%) OO
8 11 (9.40%) Problem-Solving
9 10 (8.55%) Continuous Deployment
9 10 (8.55%) TDD
10 9 (7.69%) Content Management
10 9 (7.69%) Enterprise Content Management
10 9 (7.69%) Information Architecture
11 8 (6.84%) B2C
11 8 (6.84%) High Availability
11 8 (6.84%) Unit Testing
12 7 (5.98%) E-Commerce
Programming Languages
1 80 (68.38%) Java
2 54 (46.15%) JavaScript
3 42 (35.90%) SQL
4 23 (19.66%) C#
5 20 (17.09%) Apex Code
6 14 (11.97%) T-SQL
7 12 (10.26%) Java 8
7 12 (10.26%) Kotlin
8 10 (8.55%) Apple Swift
8 10 (8.55%) PowerShell
9 6 (5.13%) Python
9 6 (5.13%) TypeScript
10 5 (4.27%) VBA
11 4 (3.42%) Ruby
11 4 (3.42%) VB.NET
12 1 (0.85%) Bash Shell
12 1 (0.85%) C
12 1 (0.85%) Java 9
12 1 (0.85%) Perl
12 1 (0.85%) Scala
Qualifications
1 8 (6.84%) Degree
2 2 (1.71%) Computer Science Degree
3 1 (0.85%) ISTQB
Quality Assurance & Compliance
1 2 (1.71%) PCI DSS
2 1 (0.85%) GDPR
2 1 (0.85%) ISO/IEC 27001
2 1 (0.85%) QA
System Software
1 10 (8.55%) Docker
2 5 (4.27%) VMware Infrastructure
2 5 (4.27%) vSphere
3 3 (2.56%) VMware ESXi
4 2 (1.71%) Active Directory
4 2 (1.71%) VMware NSX
Systems Management
1 4 (3.42%) Kubernetes
2 3 (2.56%) Puppet
3 2 (1.71%) Docker Swarm
3 2 (1.71%) vCenter Server
3 2 (1.71%) vRealize
3 2 (1.71%) vRealize Orchestrator
4 1 (0.85%) Ansible
4 1 (0.85%) Opscode Chef
Vendors
1 20 (17.09%) Salesforce.com
2 13 (11.11%) Sitecore
3 12 (10.26%) Microsoft
4 9 (7.69%) hybris
5 8 (6.84%) AppDynamics
5 8 (6.84%) Dynatrace
5 8 (6.84%) Sybase
5 8 (6.84%) Xamarin
6 5 (4.27%) SAP
6 5 (4.27%) VMware
7 4 (3.42%) IBM
8 3 (2.56%) Nintex
9 2 (1.71%) EXTOL
10 1 (0.85%) ATG
10 1 (0.85%) Blue Martini
10 1 (0.85%) Cognos
10 1 (0.85%) Demandware
10 1 (0.85%) Elastic Path
10 1 (0.85%) Teradata
10 1 (0.85%) VocaLink