Recru-it
Senior Java Developer
Senior Java developer in Centurion, South Africa, maintaining and extending an existing product: building new features, refactoring, tuning performance and availability, writing tests, and deploying to an application server. Core stack is Java EE (Java 17 preferred), JPA/Hibernate, Karaf, Maven/Git/Jenkins, SQL, plus ReactJS front-end work.
- Compensation
- Not disclosed
- Location
- Centurion, South Africa
- Work setup
- Not specified
- Seniority
- Senior
- Employment
- Not specified
- Experience
- 8+ years
- Category
- Software engineering
- Posted
Skills
Must have
- Relevant tertiary qualification in Engineering or Computer Science and/or Matric, with 8-10 years of experience, of which 5 years as a senior developer in a team
- Strong knowledge of Java
- Java EE (J2EE) server-side technologies
- Java 8 and above (Java 17 preferable)
- JPA / Hibernate
- Experience with an application server/container (Karaf preferable)
- Build tools: Maven, Git, Jenkins
- SQL and experience with a relational database (Apache Derby)
- ReactJS
- Bootstrap, CSS3, HTML5
- REST/SOAP
- Good understanding of the SDLC process, tools and techniques
- Experience with source control applications (preferably Git)
- Ability to work in a team environment, follow/provide mentorship
- Deliver production-quality software: attention to detail, extensive unit testing, supporting quality testing phases
Nice to have
- Experience in JavaScript or TypeScript
- Experience with financial systems
- Continuous integration (Hudson, Bamboo or Jenkins)
- SoapUI
- Integration experience (Web services, JMS)
- JAXB and XML Schema
- Docker
- Use of a UML tool for documentation
- KARAF/OSGi
- Apache Blaze DS
- Webpack/NPM/Yarn
- Jest
- Spring
- Thymeleaf
Full description
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.
- 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
- 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 peoples code, making changes to test data, etc.
Requirements:
- Relevant tertiary qualification in Engineering or Computer Science and/or Matric, with 8-10 years of experience, of which 5 years must be as a senior developer as part of a team in a software development environment
- A strong knowledge of Java is essential
- Experience in JavaScript or TypeScript is preferred
- Ability to work in a team environment: Follow/provide mentorship
- 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 Git)
Experience with the following technologies:
- Java EE (J2EE) server-side technologies
- Java 8 and above (Java 17 - preferable)
- JPA /Hibernate
- Experience with an application server/container (Karaf - preferable)
- Build tools (i.e. Maven, GIT, Jenkins)
- SQL and experience with a relational database (Apache Derby)
- ReactJS
- Bootstrap, CSS3, HTML5
- REST/SOAP
Ability to deliver production-quality software by, e.g. paying attention to detail, doing extensive unit testing and supporting quality testing phases
Nice to have:
- Experience with financial systems
- Knowledge and/or experience of the following would-be a plus:
- Continuous integration (Hudson, Bamboo or Jenkins)
- SoapUI
- Integration experience (Web services, JMS)
- JAXB and XML Schema
- Docker
- Use of a UML tool for documentation
- KARAF/OSGi
- Apache Blaze DS
- JavaScript or TypeScript
- Webpack/NPM/Yarn