Java Developer (m/w/d)

With this mandate, we are supporting our client from Berlin in filling a Java Developer position (m/f/d).


Start: 01.11.2024 / ASAP

Initial assignment until: 31.10.2025

Extension: till end of Oct. 2026

Budget: 2024 - 40 Person Days / 2025 - 200 Person Days

Location: Remote 95% , Onsite Berlin

Travel activity: No


Tasks:
• Java Software Developing for a critical on-premise application platform
• Producing clean, efficient code based on specifications and guidance
• Developing programs and systems (Java)
• Fixing and improving existing software - Develop intuitive software that meets and exceeds the needs of the company
• Professionally maintain all software and create updates regularly to address customer and company concerns
• Analyze and test programs and products before formal launch
• Troubleshoot coding problems quickly and efficiently to ensure a productive workplace
• Developing programs to actively monitor the sharing of private information
• Actively seek ways to improve business software processes and interactions
• Coaching and training of development team members on software components, software technology stacks and software development practices to ensure common standards and knowledge sharing within and across development teams 9


Goal:
• Development and testing of new features and changes (functional and non-functional) for an on-premises distributed microservice-oriented application platform. This includes adhering to TMD guidelines while still providing enough flexibility to accommodate future changes with minimal effort.
• Stability and robustness are extremely important since the application and its interfaces are essential for critical processes


Requirements:
• IT/tech-related academic degree (bachelor’s or master’s degree)
• 10+ years of experience using Java (-related) technologies, including 3+ years using Spring Boot framework
• Very good knowledge of application development and maintenance (ADM) in the Java world
• Very good knowledge of the Windows and/or Linux-platform
• Good knowledge of web technologies such as React as well as Javascript libraries for web front ends
• Good knowledge of Web integration technologies such as REST, gRPC
• Knowledge about relational database persistence development using SQL Server and Oracle Databases
• Conceptual knowledge of dependency injection, software design patterns and continuous integration
• Experience in developing with IntelliJ on Windows - Experience in working in Scrum teams


Must haves:
• Backend (10+ years): Java 8-21 incl. Spring Boot (incl. Spring data, Spring cloud, Spring security), Hibernate
• Oracle SQL, Oauth2, Camunda, Hazelcast IMDG
• Integration technology (5+ years): REST, AMQP, gRPC, OAS, SFTP
• Frontend (3+ years): React, Swagger, Javascript, Oauth2 10
• BuildDevOps (5+ years): CI/CD, Git, Jira, Confluence, Bamboo, Bitbucket, Octopus Deploy
• Language skills: English (C1) and German (B2) are necessary


The above experience must be provided through personal project references (not older than 3 years). The references must contain at least the following information: Subject of the order, period of performance, activity undertaken, brief description of the activity.


Should have:
• Backend: POJO
• BuildDevOps: Apache Tomcat, JSP, Octopus Deploy
• Frontend: Ant.design, Highcharts, Camunda Cockpit, Hazelcast Management
• Soft skills: Open for new ideas and changes, Passion for learning and growing within a close team


The above experience must be provided through personal project references (not older than 5 years).

The references must contain at least the following information:
• Subject of the order
• Period of performance
• Activities undertaken
• Brief description of the activity


If you are passionate about Java development and eager to contribute to exciting projects, we would love to hear from you.