The following table provides summary statistics for contract job vacancies advertised in Hertfordshire with a requirement for Spring skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Spring over the 3 months to 29 March 2017 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.

Pivotal Software Spring Framework
East of England / Hertfordshire
3 months to
29 Mar 2017
Same period 2016 Same period 2015
Rank 39 43 34
Rank change year-on-year +4 -9  
Contract jobs citing Spring 21 15 30
As % of all contract IT jobs advertised in Hertfordshire 3.58% 2.18% 4.35%
As % of the Libraries, Frameworks & Software Standards category 12.43% 10.20% 14.08%
Number of daily rates quoted 15 10 13
Median daily rate £525 £513 £400
Median daily rate % change year-on-year +2.43% +28.12%  
90% offered a daily rate of more than £350 £413 £348
10% offered a daily rate of more than £550 £550 £443
UK excluding London median daily rate £413 £400 £388
% change year-on-year +3.12% +3.22%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £55.00 £57.00 £46.50
% change year-on-year -3.50% +22.58%  

Spring is in the industry standards, technical specifications and software library and framework skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Hertfordshire with a requirement for industry standards, technical specifications and software library and framework skills.

Contract Software Library & Framework Skills
Hertfordshire
Contract job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 169 147 213
As % of all contract IT job vacancies advertised in Hertfordshire 28.79% 21.40% 30.91%
Number of daily rates quoted 115 85 116
Median daily rate £360 £345 £388
Median daily rate % change year-on-year +4.34% -10.96%  
90% offered a daily rate of more than £238 £300 £275
10% offered a daily rate of more than £525 £538 £500
UK excluding London median daily rate £375 £363 £350
% change year-on-year +3.44% +3.57%  
Number of hourly rates quoted 2 6 3
Median hourly rate £37.50 £37.50 £37.50
UK excluding London median hourly rate £41.00 £38.00 £36.00
% change year-on-year +7.89% +5.55%  

Spring
Job Vacancy Trend in Hertfordshire

The job posting trend of jobs advertised in Hertfordshire citing Spring as a proportion of all contract or permanent IT jobs with a match in the Libraries, Frameworks & Software Standards category.

Job vacancy trend for Spring in Hertfordshire

Spring
Contractor Daily Rate Trend in Hertfordshire

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

Contractor daily rate trend for Spring in Hertfordshire

Spring
Contractor Daily Rate Histogram in Hertfordshire

The daily rate distribution of IT jobs citing Spring in Hertfordshire over the 3 months to 29 March 2017.

Contractor daily rate histogram for Spring in Hertfordshire

Spring
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 Spring within the Hertfordshire region over the 3 months to 29 March 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Hatfield -3 10 £525 +10.52%
Watford -1 5 £350 -33.33% 2
Welwyn Garden City - 2 - -
Spring
East of England

For the 6 months to 29 March 2017, IT contractor jobs citing Spring also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the Hertfordshire region with a requirement for Spring.

1 47 (97.92%) Java
2 39 (81.25%) TDD
3 36 (75.00%) Agile Software Development
4 34 (70.83%) Hibernate
5 25 (52.08%) RESTful
5 25 (52.08%) BDD
6 23 (47.92%) Scrum
6 23 (47.92%) Web Services
7 22 (45.83%) Kanban
8 18 (37.50%) E-Commerce
9 16 (33.33%) Scala
10 14 (29.17%) Concurrent Programming
11 13 (27.08%) Open Source
12 12 (25.00%) DevOps
12 12 (25.00%) Linux
13 11 (22.92%) Microservices
14 9 (18.75%) JUnit
14 9 (18.75%) J2EE
14 9 (18.75%) Finance
15 8 (16.67%) Selenium
15 8 (16.67%) OO
15 8 (16.67%) NoSQL
15 8 (16.67%) Continuous Delivery
16 7 (14.58%) SoapUI
16 7 (14.58%) Test Strategy
16 7 (14.58%) Gherkin
16 7 (14.58%) ATDD
16 7 (14.58%) Cucumber
16 7 (14.58%) WebDriver
16 7 (14.58%) Continuous Integration

Spring
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 7 (14.58%) Tomcat
2 5 (10.42%) Confluence
3 2 (4.17%) Elasticsearch
4 1 (2.08%) Apache
4 1 (2.08%) Apache Spark
Cloud Services
1 6 (12.50%) Amazon AWS
2 1 (2.08%) Amazon EC2
2 1 (2.08%) Amazon S3
2 1 (2.08%) Amazon SQS
Database & Business Intelligence
1 8 (16.67%) NoSQL
2 6 (12.50%) MongoDB
2 6 (12.50%) Sybase ASE
3 5 (10.42%) Apache Cassandra
3 5 (10.42%) Big Data
3 5 (10.42%) Crystal Reports
3 5 (10.42%) PostgreSQL
4 1 (2.08%) BusinessObjects
4 1 (2.08%) Couchbase
4 1 (2.08%) Hadoop
4 1 (2.08%) Relational Database
Development Applications
1 9 (18.75%) JUnit
2 8 (16.67%) Selenium
3 7 (14.58%) Cucumber
3 7 (14.58%) Git (software)
3 7 (14.58%) JIRA
3 7 (14.58%) Maven
3 7 (14.58%) SoapUI
3 7 (14.58%) WebDriver
4 5 (10.42%) JBehave
5 3 (6.25%) Atlassian Bamboo
5 3 (6.25%) Jenkins
5 3 (6.25%) Mockito
5 3 (6.25%) Moq
5 3 (6.25%) TeamCity
6 2 (4.17%) Ant
6 2 (4.17%) Eclipse
7 1 (2.08%) FitNesse
7 1 (2.08%) Robot Framework
General
1 9 (18.75%) Finance
2 3 (6.25%) Retail
Job Titles
1 36 (75.00%) Developer
1 36 (75.00%) Java Developer
2 13 (27.08%) E-Commerce Developer
2 13 (27.08%) Java E-Commerce Developer
3 9 (18.75%) Agile Developer
3 9 (18.75%) Agile Java Developer
4 6 (12.50%) Architect
4 6 (12.50%) AWS Developer
5 4 (8.33%) Java Architect
5 4 (8.33%) Senior Developer
5 4 (8.33%) Senior Java Developer
6 3 (6.25%) Automation Tester
6 3 (6.25%) AWS Architect
6 3 (6.25%) AWS DevOps
6 3 (6.25%) Senior DevOps
6 3 (6.25%) Tester
7 2 (4.17%) Automation Test Analyst
7 2 (4.17%) Hybris Architect
7 2 (4.17%) Java Automation Tester
7 2 (4.17%) Selenium Automation Tester
Libraries, Frameworks & Software Standards
1 34 (70.83%) Hibernate
2 25 (52.08%) RESTful
3 23 (47.92%) Web Services
4 9 (18.75%) J2EE
5 7 (14.58%) Gherkin
6 6 (12.50%) AngularJS
6 6 (12.50%) JSP
6 6 (12.50%) REST
6 6 (12.50%) Spring Boot
7 3 (6.25%) .NET
7 3 (6.25%) JSON
7 3 (6.25%) XML
8 2 (4.17%) Spring MVC
9 1 (2.08%) HTML
9 1 (2.08%) HTML5
Miscellaneous
1 5 (10.42%) Client/Server
2 4 (8.33%) iPad
3 1 (2.08%) Linux Command Line
Operating Systems
1 12 (25.00%) Linux
2 7 (14.58%) Unix
3 5 (10.42%) Windows
Processes & Methodologies
1 39 (81.25%) TDD
2 36 (75.00%) Agile Software Development
3 25 (52.08%) BDD
4 23 (47.92%) Scrum
5 22 (45.83%) Kanban
6 18 (37.50%) E-Commerce
7 14 (29.17%) Concurrent Programming
8 13 (27.08%) Open Source
9 12 (25.00%) DevOps
10 11 (22.92%) Microservices
11 8 (16.67%) Continuous Delivery
11 8 (16.67%) OO
12 7 (14.58%) ATDD
12 7 (14.58%) Continuous Integration
12 7 (14.58%) Software Testing
12 7 (14.58%) Test Strategy
13 6 (12.50%) High Availability
13 6 (12.50%) Non-Functional Testing
13 6 (12.50%) Test Automation
14 5 (10.42%) Automation Testing
Programming Languages
1 47 (97.92%) Java
2 16 (33.33%) Scala
3 6 (12.50%) JavaScript
3 6 (12.50%) SQL
3 6 (12.50%) T-SQL
4 5 (10.42%) C
5 3 (6.25%) C#
6 2 (4.17%) Shell Script
Quality Assurance & Compliance
1 3 (6.25%) QA
2 2 (4.17%) SDET
Systems Management
1 5 (10.42%) Opscode Chef
1 5 (10.42%) Puppet
2 1 (2.08%) Ansible
Vendors
1 6 (12.50%) Sybase
2 5 (10.42%) Atlassian
3 3 (6.25%) hybris
4 1 (2.08%) Oracle