The following table provides summary statistics for contract job vacancies advertised in Welwyn Garden City with a requirement for Java skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Java over the 3 months to 26 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.

3 months to
26 Mar 2017
Same period 2016 Same period 2015
Java
Hertfordshire / Welwyn Garden City
Rank 1 10 1
Rank change year-on-year +9 -9  
Contract jobs citing Java 14 3 13
As % of all contract IT jobs advertised in Welwyn Garden City 25.93% 5.08% 40.63%
As % of the Programming Languages category 63.64% 20.00% 68.42%
Number of daily rates quoted 5 0 3
Median daily rate £340 - £378
90% offered a daily rate of more than £216 - £356
10% offered a daily rate of more than £567 - £406
UK excluding London median daily rate £425 £400 £400
% change year-on-year +6.25% -  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £41.00 £40.00 £38.00
% change year-on-year +2.50% +5.26%  

Java is in the programming language skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Welwyn Garden City with a requirement for programming language skills.

Contract Programming Language Skills
Welwyn Garden City
Contract job vacancies with a requirement for programming language skills 22 15 19
As % of all contract IT job vacancies advertised in Welwyn Garden City 40.74% 25.42% 59.38%
Number of daily rates quoted 12 6 3
Median daily rate £395 £345 £378
Median daily rate % change year-on-year +14.49% -8.60%  
90% offered a daily rate of more than £325 £320 £356
10% offered a daily rate of more than £575 £400 £406
UK excluding London median daily rate £390 £375 £350
% change year-on-year +4.00% +7.14%  
Number of hourly rates quoted 0 1 0
Median hourly rate - £9.23 -
UK excluding London median hourly rate £41.64 £40.00 £36.00
% change year-on-year +4.10% +11.11%  

Java
Job Vacancy Trend in Welwyn Garden City

The job posting trend of jobs advertised in Welwyn Garden City citing Java as a proportion of all contract or permanent IT jobs with a match in the Programming Languages category.

Job vacancy trend for Java in Welwyn Garden City

Java
Contractor Daily Rate Trend in Welwyn Garden City

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Java in Welwyn Garden City.

Contractor daily rate trend for Java in Welwyn Garden City

Java
Contractor Daily Rate Histogram in Welwyn Garden City

The daily rate distribution of IT jobs citing Java in Welwyn Garden City over the 3 months to 26 March 2017.

Contractor daily rate histogram for Java in Welwyn Garden City

Java
Top 30 Related IT Skills in Welwyn Garden City

For the 6 months to 26 March 2017, IT contractor jobs citing Java 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 Welwyn Garden City region with a requirement for Java.

1 14 (50.00%) DevOps
2 13 (46.43%) Puppet
3 11 (39.29%) SQL
3 11 (39.29%) TDD
4 10 (35.71%) Software Engineering
4 10 (35.71%) Linux
4 10 (35.71%) Python
5 9 (32.14%) Apache
5 9 (32.14%) Tomcat
5 9 (32.14%) Perl
5 9 (32.14%) Ruby
5 9 (32.14%) PostgreSQL
5 9 (32.14%) Bash Shell
5 9 (32.14%) Amazon AWS
5 9 (32.14%) LAPP Stack
6 8 (28.57%) Git (software)
6 8 (28.57%) BDD
6 8 (28.57%) Clustering
6 8 (28.57%) Firewall
6 8 (28.57%) Agile Software Development
6 8 (28.57%) TCP/IP
6 8 (28.57%) SSL
7 7 (25.00%) E-Commerce
7 7 (25.00%) OOD
7 7 (25.00%) OO
7 7 (25.00%) Ant
7 7 (25.00%) Retail
7 7 (25.00%) Maven
7 7 (25.00%) Gradle
7 7 (25.00%) Jenkins

Java
Top Related IT Skills in Welwyn Garden City 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 9 (32.14%) Apache
1 9 (32.14%) Tomcat
2 1 (3.57%) Apache Spark
2 1 (3.57%) Elasticsearch
2 1 (3.57%) nginx
Applications
1 2 (7.14%) MS Office
Business Applications
1 7 (25.00%) Payment Gateway
Cloud Services
1 9 (32.14%) Amazon AWS
Communications & Networking
1 8 (28.57%) Firewall
1 8 (28.57%) SSL
1 8 (28.57%) TCP/IP
2 3 (10.71%) Internet
Database & Business Intelligence
1 9 (32.14%) PostgreSQL
2 6 (21.43%) MySQL
3 1 (3.57%) Hadoop
3 1 (3.57%) MongoDB
3 1 (3.57%) NoSQL
3 1 (3.57%) Redis
Development Applications
1 8 (28.57%) Git (software)
2 7 (25.00%) Ant
2 7 (25.00%) Gradle
2 7 (25.00%) Jenkins
2 7 (25.00%) JIRA
2 7 (25.00%) Maven
3 1 (3.57%) Vagrant
General
1 7 (25.00%) Retail
2 6 (21.43%) Finance
3 5 (17.86%) Banking
4 1 (3.57%) Retail Banking
Job Titles
1 8 (28.57%) Developer
2 6 (21.43%) Java Developer
2 6 (21.43%) Support Engineer
3 5 (17.86%) DevOps Engineer
4 4 (14.29%) Software Engineer
5 3 (10.71%) Architect
5 3 (10.71%) Integration Engineer
6 2 (7.14%) Applications Developer
6 2 (7.14%) AWS Architect
6 2 (7.14%) Customer Engineer
6 2 (7.14%) Customer Support Engineer
6 2 (7.14%) Java Architect
6 2 (7.14%) Java Engineer
6 2 (7.14%) Lead Developer
6 2 (7.14%) Lead Java Developer
6 2 (7.14%) Systems Engineer
7 1 (3.57%) 1st/2nd Line Support
7 1 (3.57%) 1st/2nd Line Support Engineer
7 1 (3.57%) 2nd Line Engineer
7 1 (3.57%) DevOps Systems Engineer
Libraries, Frameworks & Software Standards
1 9 (32.14%) LAPP Stack
2 5 (17.86%) LAMP
3 4 (14.29%) HTML
4 3 (10.71%) JSON
4 3 (10.71%) REST
4 3 (10.71%) Spring
5 2 (7.14%) .NET
5 2 (7.14%) Spring Boot
5 2 (7.14%) XML
6 1 (3.57%) CSS
6 1 (3.57%) LEMP Stack
6 1 (3.57%) Pyramid
6 1 (3.57%) Spring MVC
Miscellaneous
1 8 (28.57%) Clustering
2 7 (25.00%) Algorithms
2 7 (25.00%) Data Structures
3 2 (7.14%) Computer Science
3 2 (7.14%) FMCG
3 2 (7.14%) iPad
4 1 (3.57%) Analytical Skills
4 1 (3.57%) EFT
Operating Systems
1 10 (35.71%) Linux
2 5 (17.86%) Windows
Processes & Methodologies
1 14 (50.00%) DevOps
2 11 (39.29%) TDD
3 10 (35.71%) Software Engineering
4 8 (28.57%) Agile Software Development
4 8 (28.57%) BDD
5 7 (25.00%) ATDD
5 7 (25.00%) Complexity Analysis
5 7 (25.00%) E-Commerce
5 7 (25.00%) OO
5 7 (25.00%) OOD
6 4 (14.29%) Open Source
7 3 (10.71%) Microservices
8 2 (7.14%) Configuration Management
8 2 (7.14%) Continuous Delivery
8 2 (7.14%) CRM
8 2 (7.14%) High Availability
8 2 (7.14%) Refactoring
8 2 (7.14%) SOLID
9 1 (3.57%) Pair Programming
9 1 (3.57%) Web Development
Programming Languages
1 11 (39.29%) SQL
2 10 (35.71%) Python
3 9 (32.14%) Bash Shell
3 9 (32.14%) Perl
3 9 (32.14%) Ruby
4 6 (21.43%) Go
4 6 (21.43%) PHP
5 5 (17.86%) C
5 5 (17.86%) Clojure
5 5 (17.86%) Rust
6 3 (10.71%) F#
7 2 (7.14%) C#
7 2 (7.14%) JavaScript
8 1 (3.57%) C++
8 1 (3.57%) Lua
8 1 (3.57%) PowerShell
8 1 (3.57%) Scala
Qualifications
1 2 (7.14%) RHCE
Quality Assurance & Compliance
1 7 (25.00%) QA
2 2 (7.14%) SLA
System Software
1 2 (7.14%) Docker
Systems Management
1 13 (46.43%) Puppet
2 7 (25.00%) Ansible
2 7 (25.00%) Opscode Chef
3 2 (7.14%) Salt
Vendors
1 2 (7.14%) Microsoft
2 1 (3.57%) Sun