Senior Java Developer
Workplace: Luleå, Sweden
Expires: October 26, 2025
Join Maandag Nordic AB as a Senior Java Developer to engage in meaningful challenges and drive innovation in defense and industrial sectors. Work on critical digital solutions, shaping software architecture and mentoring teams in a collaborative environment based in Luleå, Sweden.
Main requirements:
- 10–15 years of hands-on Java development experience
- Deep understanding of enterprise-level systems
- Fluency in Swedish and English, spoken and written
- Proactive mindset and problem-solving skills
- Ability to work collaboratively and mentor team members
- Appreciation for structure, clean code, and contributing to societal goals via technology
Responsibilities:
- Lead and contribute to backend Java development throughout software lifecycle
- Solve technical challenges in defense and industrial projects
- Participate in architectural design and code reviews
- Collaborate with cross-functional teams and support junior developers
- Maintain high standards of security and confidentiality, especially for defense-related work
Required hard skills:
- Java development
- Enterprise-level software systems
- Software architecture design
- Code review processes
- Fluency in Swedish and English
Recommended hard skills:
- Experience in security-sensitive or regulated industries
- Familiarity with Spring framework
- Knowledge of Kubernetes
- Background allowing for security clearance and background check
Soft skills:
- Proactive mindset
- Collaborative team spirit
- Problem-solving ability
- Mentorship skills
- Appreciation for clean, structured coding practices
Coding languages:
- Java
Frameworks:
- Spring
Natural languages:
- Swedish (Proficient)
- English (Proficient)
Cultural skills:
- Openness
- Collaboration
- Shared success
- Community engagement
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