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freshcells systems engineering GmbH

Senior Java Developer – H/U/M/A/N

freshcells systems engineering GmbH

. Design and enhance our high-performance Java web applications using industry-standard frameworks .

Posted 4/20/2026full-timeDüsseldorf • 🇩🇪 GermanySeniorWebsite

Tech Stack

Tools & technologies
Distributed SystemsGradleJavaMavenMicroservicesSOAPSpringSQL

About the role

Key responsibilities & impact
  • Design and enhance our high-performance Java web applications using industry-standard frameworks
  • Architect and implement new features for sophisticated software solutions in collaboration with project management, design, and development teams
  • Write automated tests and configure deployments for web applications
  • Profile applications and identify performance bottlenecks in our Java systems

Requirements

What you’ll need
  • Several years of hands-on experience in software engineering
  • Strong knowledge of Java (8, 11) and object-oriented software architectures
  • Experience with the Spring (Boot) framework
  • Proficiency in SQL
  • Experience with software integration (SOAP/REST)
  • Comfortable with microservices architectures and API-based and event-driven communication
  • Experience using build tools (e.g., Maven, Gradle)
  • Experience with agile team-based development and an organized, results-oriented approach to building sustainable, scalable web systems
  • Good understanding of designing distributed systems
  • Good command of English, regardless of your native language

Benefits

Comp & perks
  • Flexible working hours for early risers and night owls
  • Flexible remote work days
  • Company pension scheme with employer contributions
  • Subsidy for the Deutschlandticket
  • Employee discount portal with offers from online stores and various brands
  • High-end equipment available for private use
  • Secure, long-term employment
  • Regular feedback, team meetings, and retrospectives
  • Space for your own ideas and personal development
  • Digital training courses freely available to all employees
  • Support with relocation processes and free German courses for newcomers
  • Joint activities such as summer and winter parties and monthly company breakfasts
  • Dog-friendly workplace
  • Special offers on travel, technology, and more

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools
JavaSpringSQLSOAPRESTmicroservicesAPIevent-driven communicationMavenGradle
Soft Skills
collaborationresults-orientedorganizationalcommunication