Location: Somerset West, Cape Town
Salary: Negotiable

Purpose:
To develop functionality for a JEE (J2EE) based product. The backend is a service oriented Spring based application. It provides a service layer for different user channels ranging from web clients, rich clients and batch users integrating via JMS and web services. The work contains a portion of support and refactoring of the existing code as well as new development to extend it for new functionality and add extra integration points.

Responsibilities/Tasks:
Support existing and develop new functionality and components
Understand existing product and domain elements and work with business analysts to refine and implement new requirements
Refactor and improve the code to keep the product maintainable and adaptable to new requirements.
Work effectively in a team environment and follow/develop product software development processes and standards
Evaluate and improve application performance, and high availability features
Create unit and integrated system tests to show that the developed functionality works as intended.
Create technical documentation that explains how the various components of the system work and how to use them.
Do root cause analysis on bugs to find and fix the cause of a problem in an integrated system.
Build and deploy the system on an application server
Create and execute qualification tests.
Incorporate the work done by other developers and do whatever is necessary to get the system to work again with the changes, including debugging other people’s code, making changes to test data, etc.
Communicate with clients regarding product defects.


Requirements:
Relevant tertiary qualification in Engineering or Computer Science
At least 5 years relevant experience as a back-end developer as part of a team in a software development environment
Experience in Java scripting languages is preferred
Ability to work in a team environment: Follow mentorship/provide team leader mentorship, collaborate on a common (UML) design model
A good understanding of the SDLC process, tools and techniques specifically as applied to software development methodology
Experience with team development tools: Use of source control applications (preferably subversion); Use of a UML tool for documentation
A strong knowledge of Java essential
Experience of the following technologies:
JEE (J2EE) server side technologies
Spring framework (preferable)
JPA /Hibernate
Experience with an application server (IBM Websphere - preferable)
Integration experience (Web services, JMS - nice to have)
JAXB and XML Schema
Maven & Ant
SQL and experience with a relational database (Oracle, PostgreSQL, MySQL, DB2)
Tapestry & JSP
Swing & AWT
soapUI
Ability to deliver production quality software by e.g. paying attention to detail, do extensive unit testing and support quality testing phases
Knowledge and experience of the following would be a plus:
Business process/workflow layers e.g. JBPM, BPEL
Rules engines (eg drools)
Design patterns
Groovy
Continuous integration (Hudson, Bamboo or Jenkins)