The median contractor rate for a Senior Java Developer was £575 per day in advertised job vacancies in Hertfordshire during the 3 months to 22 June 2017.

The first table below provides contractor rate benchmarking and summary statistics including a comparison to 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.

Senior Java Developer
East of England / Hertfordshire
3 months to
22 Jun 2017
Same period 2016 Same period 2015
Rank 50 58 75
Rank change year-on-year +8 +17  
Contract jobs requiring a Senior Java Developer 9 1 2
As % of all contract IT jobs advertised in Hertfordshire 1.42% 0.15% 0.22%
As % of the Job Titles category 1.54% 0.15% 0.24%
Number of daily rates quoted 9 1 2
Median daily rate £575 £425 £425
Median daily rate % change year-on-year +35.29% -  
UK excluding London median daily rate £421 £450 £413
% change year-on-year -6.55% +9.09%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - £49.50

The next table is for comparison with the above and includes summary statistics for all job roles in contract job vacancies advertised in Hertfordshire. Most job vacancies include a discernible job title. As such, the figures in the first row provide an indication of the number of contract jobs in our overall sample.

Contract IT Job Roles
Hertfordshire
Contract job vacancies with a job title containing a recognized job role 585 646 823
As % of all contract IT job vacancies advertised in Hertfordshire 92.56% 96.71% 92.37%
Number of daily rates quoted 307 330 431
Median daily rate £400 £413 £375
Median daily rate % change year-on-year -3.03% +10.00%  
90% offered a daily rate of more than £225 £170 £225
10% offered a daily rate of more than £550 £500 £500
UK excluding London median daily rate £400 £400 £373
% change year-on-year - +7.38%  
Number of hourly rates quoted 53 35 72
Median hourly rate £14.50 £13.00 £17.50
Median hourly rate % change year-on-year +11.53% -25.71%  
90% offered a hourly rate of more than £10.00 £8.25 £9.00
10% offered a hourly rate of more than £36.50 £29.50 £37.50
UK excluding London median hourly rate £17.50 £17.45 £16.00
% change year-on-year +0.28% +9.06%  

Senior Java Developer
Job Vacancy Trend in Hertfordshire

The job posting trend of jobs advertised in Hertfordshire that featured Senior Java Developer in the job title.

Job vacancy trend for Senior Java Developer in Hertfordshire

Senior Java Developer
Contractor Daily Rate Trend in Hertfordshire

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

Contractor daily rate trend for Senior Java Developer in Hertfordshire

Senior Java Developer
Contractor Daily Rate Histogram in Hertfordshire

The daily rate distribution of IT jobs citing Senior Java Developer in Hertfordshire over the 3 months to 22 June 2017.

Contractor daily rate histogram for Senior Java Developer in Hertfordshire

Senior Java Developer
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 Senior Java Developer within the Hertfordshire region over the 3 months to 22 June 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 £550 - 1
Senior Java Developer
East of England

Senior Java Developer Skill Set
Top 30 Co-occurring IT Skills in Hertfordshire

For the 6 months to 22 June 2017, Senior Java Developer contract jobs required the following IT skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the Hertfordshire region featuring Senior Java Developer in the job title.

1 24 (100.00%) Java
2 23 (95.83%) Agile Software Development
2 23 (95.83%) TDD
3 11 (45.83%) BDD
3 11 (45.83%) E-Commerce
4 10 (41.67%) Microservices
5 9 (37.50%) Scrum
6 8 (33.33%) OO
6 8 (33.33%) Spring
6 8 (33.33%) DevOps
7 7 (29.17%) Mentoring
7 7 (29.17%) Service Design
7 7 (29.17%) Apache Cassandra
7 7 (29.17%) NoSQL
7 7 (29.17%) Unix
7 7 (29.17%) Linux
7 7 (29.17%) Open Source
8 6 (25.00%) Puppet
8 6 (25.00%) Opscode Chef
9 5 (20.83%) Big Data
9 5 (20.83%) Client/Server
10 3 (12.50%) Groovy
10 3 (12.50%) Scala
10 3 (12.50%) RxJava
11 1 (4.17%) Complexity Analysis
11 1 (4.17%) Greenfield Project
11 1 (4.17%) Ansible
11 1 (4.17%) Node.js
11 1 (4.17%) REST
11 1 (4.17%) Machine Learning

Senior Java Developer Skill Set
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 1 (4.17%) Apache Solr
1 1 (4.17%) Apache Spark
1 1 (4.17%) Elasticsearch
Cloud Services
1 1 (4.17%) Amazon AWS
Database & Business Intelligence
1 7 (29.17%) Apache Cassandra
1 7 (29.17%) NoSQL
2 5 (20.83%) Big Data
3 1 (4.17%) Hadoop
Development Applications
1 1 (4.17%) Ant
1 1 (4.17%) Git (software)
1 1 (4.17%) Gradle
1 1 (4.17%) Jenkins
1 1 (4.17%) JIRA
1 1 (4.17%) Maven
Libraries, Frameworks & Software Standards
1 8 (33.33%) Spring
2 3 (12.50%) RxJava
3 1 (4.17%) AngularJS
3 1 (4.17%) HTML
3 1 (4.17%) HTML5
3 1 (4.17%) Kafka
3 1 (4.17%) Node.js
3 1 (4.17%) REST
3 1 (4.17%) Twitter Bootstrap
Miscellaneous
1 5 (20.83%) Client/Server
2 1 (4.17%) Algorithms
2 1 (4.17%) Data Structures
2 1 (4.17%) Greenfield Project
Operating Systems
1 7 (29.17%) Linux
1 7 (29.17%) Unix
Processes & Methodologies
1 23 (95.83%) Agile Software Development
1 23 (95.83%) TDD
2 11 (45.83%) BDD
2 11 (45.83%) E-Commerce
3 10 (41.67%) Microservices
4 9 (37.50%) Scrum
5 8 (33.33%) DevOps
5 8 (33.33%) OO
6 7 (29.17%) Mentoring
6 7 (29.17%) Open Source
6 7 (29.17%) Service Design
7 1 (4.17%) ATDD
7 1 (4.17%) Complexity Analysis
7 1 (4.17%) Machine Learning
7 1 (4.17%) OOD
Programming Languages
1 24 (100.00%) Java
2 3 (12.50%) Groovy
2 3 (12.50%) Scala
3 1 (4.17%) Clojure
3 1 (4.17%) F#
3 1 (4.17%) Go
3 1 (4.17%) Rust
Quality Assurance & Compliance
1 1 (4.17%) QA
Systems Management
1 6 (25.00%) Opscode Chef
1 6 (25.00%) Puppet
2 1 (4.17%) Ansible