Java Backend Senior Developer

Job description:

For a public sector customer, we are currently looking for a Java Backend Senior Developer (m / w / d).
IMPORTANT: For this position the readiness for a SÜ2 (sabotage protection) is necessary. In addition, the customer demands a free integration of approx. 10% of the order sum.
For this position we can offer a maximum net hourly rate of 88 EUR for on-site and remote.
Duration: ASAP
- 31.12.2025
Capacity: approx. 800h remote and 200h Nuremberg
Tasks:
- Creating, testing, integrating and documenting complex, performance-critical SW in Java and SpringBoot
- Localization, analysis and elimination of SW- errors
- Creation of sub-concepts for the development of SW- development processes
- Connection and provision of REST interfaces
- Development of composite services
- Development of CI / CD with Jenkins
- Integration of SonarQube and other quality gates
- Deployment on Kubernets with Docker
Other tasks:
- Creating, testing, integrating and documenting complex, performance-critical SW, framework works
- Localization, analysis and elimination of SW- errors
- Creation of sub-concepts for the development / development of SW- development processes
- technical management of project groups
- Support in the development of technical concepts
Skills:
- J (2) EE / EJB
- Multi-layer applications
- Design & modelling of SW: Ooa / OOD, UML
- MDA
- EJB containers, application servers
- (Oracle WebLogic, Payara)
- Oracle Service Component Architecture (SCA)
- persistent layers
- (Hibernate / EclipseLink / JPA 2, JDO, EJB, CMP)
- J (2)
- Web Framework (Spring)
- Common Java Tools (Eclipse, JDeveloper, Jenkins, Maven, JUnit)
- RDBMS (, Oracle, MS-SQL server, MySQL)
- SQL
- Apache Kafka and Apache Cassandra
- Test concepts (unit test, performance test, test tools, E-2 test)
- version / configuration management (GIT, SVN)
- operating systems (UNIX, (SOLARIS), Windows, Linux)
- Container technologies
- Continuous Integration / Continuous Delivery Jenkins, Nexus
- Devop's approach
- Agile practices (e.g. Scrum, Kanban, Clean Code Development, Pair Programming)
- ISTQB Certified Tester Foundation Level
- knowledge of safe development:
- • Knowledge of potential safety risks
- • Secure Design Principles & Pattern
- • Secure coding

Be a part of our comminity

Join us on Telegram or Discord to get instant notifications about the newest freelance projects and talk to some of the smartest software engineers in the world.