Period
to 20 January 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 20 January 2018 with a comparison to the same period in the previous 2 years.

Representational State Transfer (REST)
East of England > Hertfordshire
6 months to
20 Jan 2018
Same period 2017 Same period 2016
Rank 70 97 106
Rank change year-on-year +27 +9 +69
Permanent jobs citing REST 171 126 134
As % of all permanent IT jobs advertised in Hertfordshire 3.83% 2.86% 2.65%
As % of the Libraries, Frameworks & Software Standards category 9.41% 7.49% 7.79%
Number of salaries quoted 153 107 122
Hertfordshire median annual salary £55,000 £55,000 £52,500
Median salary % change year-on-year - +4.76% +5.00%
10th Percentile £42,500 £40,000 £40,000
90th Percentile £66,250 £70,500 £65,000
East of England median annual salary £50,000 £52,500 £47,500
% change year-on-year -4.76% +10.53% +5.56%

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 1,818 1,683 1,721
As % of all permanent IT jobs advertised in Hertfordshire 40.76% 38.19% 33.98%
Number of salaries quoted 1,602 1,480 1,511
Hertfordshire median annual salary £50,000 £50,000 £46,000
Median salary % change year-on-year - +8.70% -
10th Percentile £31,250 £30,000 £28,750
90th Percentile £71,250 £70,000 £68,750
East of England median annual salary £47,500 £45,000 £42,500
% 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 20 January 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 20 January 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 +27 96 £51,250 -10.87% 5
Hatfield +11 28 £60,000 +4.35% 3
Hemel Hempstead +1 14 £60,000 +118.18% 2
St Albans +1 11 £47,500 -20.83%
Rickmansworth -5 7 £51,250 -6.82% 3
Stevenage +4 2 £52,500 +16.67% 1
Welwyn Garden City -14 2 £70,000 - 2
Hitchin - 1 £37,500 - 1
Letchworth - 1 £42,500 -
REST
East of England

For the 6 months to 20 January 2018, IT jobs citing REST also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the Hertfordshire region with a requirement for REST.

1 130 (76.02%) Web Services
2 86 (50.29%) .NET
3 84 (49.12%) SOAP
4 73 (42.69%) Agile Software Development
5 65 (38.01%) C#
6 64 (37.43%) Amazon AWS
7 63 (36.84%) JavaScript
8 57 (33.33%) MVC
9 53 (30.99%) Java
10 49 (28.65%) SQL
10 49 (28.65%) HTML
11 45 (26.32%) CSS
12 42 (24.56%) MongoDB
13 40 (23.39%) XML
13 40 (23.39%) OO
14 39 (22.81%) Microsoft
15 36 (21.05%) TDD
16 35 (20.47%) Software Engineering
17 33 (19.30%) Performance Tuning
18 32 (18.71%) Unit Testing
18 32 (18.71%) IBM
19 31 (18.13%) Finance
19 31 (18.13%) JSON
20 30 (17.54%) PowerShell
21 29 (16.96%) Spring
21 29 (16.96%) T-SQL
21 29 (16.96%) Dependency Injection
22 28 (16.37%) NoSQL
22 28 (16.37%) SQL Server
23 26 (15.20%) Git (software)

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 13 (7.60%) Tomcat
2 12 (7.02%) WebSphere
3 11 (6.43%) WebLogic
4 8 (4.68%) Adobe Experience Manager
4 8 (4.68%) SharePoint
5 7 (4.09%) Oracle Service Bus
5 7 (4.09%) Oracle SOA Suite
6 6 (3.51%) CMS
7 3 (1.75%) Apache
7 3 (1.75%) MQSeries
7 3 (1.75%) WebSphere Application Server
8 2 (1.17%) Confluence
8 2 (1.17%) JBoss
8 2 (1.17%) SharePoint Server
8 2 (1.17%) Sitecore CMS
9 1 (0.58%) IIS
Applications
1 6 (3.51%) Microsoft Office
Business Applications
1 2 (1.17%) Magento
Cloud Services
1 64 (37.43%) Amazon AWS
2 19 (11.11%) AWS Lambda
2 19 (11.11%) Serverless
3 11 (6.43%) SaaS
4 9 (5.26%) AWS Elastic Beanstalk
5 8 (4.68%) Office 365
6 6 (3.51%) Microsoft Azure
Communications & Networking
1 17 (9.94%) DNS
1 17 (9.94%) Firewall
2 8 (4.68%) Internet
3 7 (4.09%) HTTP
4 3 (1.75%) Intranet
Database & Business Intelligence
1 42 (24.56%) MongoDB
2 28 (16.37%) NoSQL
2 28 (16.37%) SQL Server
3 21 (12.28%) SQL Server 2012
4 20 (11.70%) Data Warehouse
4 20 (11.70%) MS Access
4 20 (11.70%) Power BI
4 20 (11.70%) SQL Server 2014
4 20 (11.70%) SQL Server 2016
4 20 (11.70%) SQL Server Analysis Services
4 20 (11.70%) SQL Server Integration Services
5 17 (9.94%) SAP Data Services
6 12 (7.02%) SAP BW
7 9 (5.26%) Amazon DynamoDB
8 7 (4.09%) Oracle Database 12c
9 5 (2.92%) MarkLogic
9 5 (2.92%) MySQL
9 5 (2.92%) RDBMS
9 5 (2.92%) Relational Database
10 3 (1.75%) Jackrabbit
Development Applications
1 26 (15.20%) Git (software)
2 21 (12.28%) Team Foundation Server
3 15 (8.77%) Subversion
4 13 (7.60%) JUnit
5 11 (6.43%) Selenium
6 10 (5.85%) Maven
7 9 (5.26%) JIRA
8 7 (4.09%) Cucumber
8 7 (4.09%) Jenkins
9 5 (2.92%) JBehave
9 5 (2.92%) WebDriver
10 3 (1.75%) Ant
10 3 (1.75%) Eclipse
10 3 (1.75%) JMeter
10 3 (1.75%) jMock
10 3 (1.75%) Log4j
10 3 (1.75%) Mockito
10 3 (1.75%) WebSphere Studio Application Developer
11 2 (1.17%) Gradle
11 2 (1.17%) Grunt
General
1 31 (18.13%) Finance
2 23 (13.45%) Retail
3 7 (4.09%) Advertising
4 6 (3.51%) Financial Institution
5 2 (1.17%) Marketing
6 1 (0.58%) Automotive
6 1 (0.58%) Games
Job Titles
1 120 (70.18%) Developer
2 31 (18.13%) .NET Developer
3 28 (16.37%) Java Developer
4 27 (15.79%) C# Developer
5 23 (13.45%) Senior Developer
6 21 (12.28%) C# .NET Developer
7 20 (11.70%) Business Intelligence Developer
8 19 (11.11%) Applications Developer
9 13 (7.60%) iOS Developer
10 12 (7.02%) Architect
11 10 (5.85%) Consultant
12 9 (5.26%) Java Engineer
12 9 (5.26%) Senior C# Developer
12 9 (5.26%) Senior Java Developer
13 8 (4.68%) NoSQL Developer
13 8 (4.68%) SaaS Consultant
13 8 (4.68%) SharePoint Developer
13 8 (4.68%) Software Developer
13 8 (4.68%) Technical Consultant
14 7 (4.09%) Oracle DBA
Libraries, Frameworks & Software Standards
1 130 (76.02%) Web Services
2 86 (50.29%) .NET
3 84 (49.12%) SOAP
4 49 (28.65%) HTML
5 45 (26.32%) CSS
6 40 (23.39%) XML
7 31 (18.13%) JSON
8 29 (16.96%) Spring
9 24 (14.04%) jQuery
10 23 (13.45%) AngularJS
11 20 (11.70%) MDX
12 17 (9.94%) ASP.NET
12 17 (9.94%) HTML5
13 16 (9.36%) ASP.NET MVC
14 12 (7.02%) Core Data
14 12 (7.02%) J2EE
14 12 (7.02%) Middleware
15 11 (6.43%) CSS3
15 11 (6.43%) Node.js
15 11 (6.43%) Spring MVC
Miscellaneous
1 26 (15.20%) Computer Science
1 26 (15.20%) User Experience
2 13 (7.60%) Mobile App
3 11 (6.43%) Algorithms
4 9 (5.26%) Public Cloud
5 6 (3.51%) Enterprise Software
6 5 (2.92%) RIA
7 4 (2.34%) Analytical Skills
7 4 (2.34%) Fintech
7 4 (2.34%) Smartphone
8 2 (1.17%) Management Information System
8 2 (1.17%) Social Media
8 2 (1.17%) Spread Betting
9 1 (0.58%) Mobile Payment
Operating Systems
1 21 (12.28%) Unix
2 20 (11.70%) Apple iOS
2 20 (11.70%) Linux
3 11 (6.43%) Solaris
4 9 (5.26%) Android
4 9 (5.26%) Windows
5 4 (2.34%) HPUX
Processes & Methodologies
1 73 (42.69%) Agile Software Development
2 57 (33.33%) MVC
3 40 (23.39%) OO
4 36 (21.05%) TDD
5 35 (20.47%) Software Engineering
6 33 (19.30%) Performance Tuning
7 32 (18.71%) Unit Testing
8 29 (16.96%) Dependency Injection
9 25 (14.62%) ETL
9 25 (14.62%) SOLID
10 21 (12.28%) OOD
10 21 (12.28%) OOP
11 20 (11.70%) Business Intelligence
11 20 (11.70%) Data Modelling
11 20 (11.70%) Database Tuning
11 20 (11.70%) ETL Development
11 20 (11.70%) Inmon Methodology
11 20 (11.70%) Kanban
11 20 (11.70%) Kimball Methodology
11 20 (11.70%) Test Automation
Programming Languages
1 65 (38.01%) C#
2 63 (36.84%) JavaScript
3 53 (30.99%) Java
4 49 (28.65%) SQL
5 30 (17.54%) PowerShell
6 29 (16.96%) T-SQL
7 20 (11.70%) VBA
8 13 (7.60%) Apple Swift
9 5 (2.92%) Python
9 5 (2.92%) Shell Script
9 5 (2.92%) SPARQL
9 5 (2.92%) XPath
9 5 (2.92%) XQuery
10 3 (1.75%) Bash Shell
10 3 (1.75%) Perl
11 2 (1.17%) Kotlin
11 2 (1.17%) PL/SQL
12 1 (0.58%) Go
12 1 (0.58%) Groovy
12 1 (0.58%) Scala
Qualifications
1 26 (15.20%) Degree
2 5 (2.92%) Security Cleared
3 3 (1.75%) Computer Science Degree
Quality Assurance & Compliance
1 13 (7.60%) SLA
2 7 (4.09%) QA
System Software
1 8 (4.68%) Docker
2 1 (0.58%) Active Directory
Systems Management
1 3 (1.75%) Kubernetes
2 2 (1.17%) Ansible
2 2 (1.17%) Business Desktop Deployment
2 2 (1.17%) MOM
2 2 (1.17%) Opscode Chef
3 1 (0.58%) WMI
Vendors
1 39 (22.81%) Microsoft
2 32 (18.71%) IBM
3 20 (11.70%) Cognos
4 14 (8.19%) SAP
5 8 (4.68%) Oracle
6 5 (2.92%) Sun
6 5 (2.92%) Talend
7 3 (1.75%) ATG
7 3 (1.75%) Blue Martini
7 3 (1.75%) Elastic Path
7 3 (1.75%) Sybase
8 2 (1.17%) Demandware
8 2 (1.17%) hybris
8 2 (1.17%) Sitecore
9 1 (0.58%) Interwoven
9 1 (0.58%) TIBCO
9 1 (0.58%) Xamarin