Junior SW Development Engineer in Stuttgart

Job Description

As a Junior SW Development Engineer you will design, implement, and maintain the Linux kernel, device drivers, and the full software stack for embedded controllers with a strong focus on advanced security features.

Your work will directly contribute to the security and resilience of global communications infrastructure.

We offer

• Opportunity to shape the secure Linux foundation of cutting-edge telecom infrastructure.
• Access to advanced development tools, AI-assisted analysis platforms, and research resources.
• Competitive salary, performance bonuses, and comprehensive benefits.
• Continuous learning programs, mentorship, and support for professional certifications.
• An inclusive, innovative culture that values curiosity, diversity, and work-life balance.
• How You Will Contribute And What You Will Learn
• Linux kernel & driver development – create and maintain kernel code and custom device drivers.
• Security-first platform design – embed security mechanisms throughout the stack, including:
• Secure Boot and trusted hardware root of trust.
• Disk and file-system encryption (e. g., dm-crypt, LUKS) for data-at-rest protection.
• FIPS-validated cryptographic modules to satisfy regulatory and industry compliance.
• Certificate-based authentication for secure boot, OTA updates, and inter-component communication.
• Build and integrate the bootloader, root-filesystem, and runtime environment for embedded controllers.
• Contribute to threat modeling, code reviews, static/dynamic analysis, and security testing (fuzzing, vulnerability scanning).
• Collaborate with hardware engineers and application SW teams in a multi-national development project.
• Key Skills And Experience

You Have

• Bachelor’s or Master’s degree in Computer Science, Electrical Engineering, or a related field.
• Strong interest in Linux kernel development and embedded systems (ARM).
• Curiosity about device drivers (networking, storage, GPIO, I²C, SPI) and a desire to write/debug them.
• Proven programming skills in C/C++ and scripting (Python, Bash).
• Familiarity with version-control (Git) and CI/CD tools.
• Interest in modern security fundamentals, especially: Secure Boot, Disk and file-system encryption techniques, FIPS-compliant cryptography.
• Certificate-based authentication mechanisms.
• Good problem-solving abilities and a collaborative mindset

It would be nice if you also had

• Experience with embedded operating systems for telecom/networking equipment.
• Experience with security feature implementations.

About Us

Advancing connectivity to secure a brighter world.

Nokia is a global leader in connectivity for the AI era.

With expertise across fixed, mobile and transport networks, powered by the innovation of Nokia Bell Labs, we’re advancing connectivity to secure a brighter world.

Learn more about life at Nokia.

Our recruitment process

We act inclusively and respect the uniqueness of people.

Our employment decisions are made regardless of race, color, national or ethnic origin, religion, gender, sexual orientation, gender identity or expression, age, marital status, disability, protected veteran status or other characteristics protected by law.

We are committed to a culture of inclusion built upon our core value of respect.

If you’re interested in this role but don’t meet every listed requirement, we still encourage you to apply.

Unique backgrounds, perspectives, and experiences enrich our teams, and you may be just the right candidate for this or another opportunity.

The length of the recruitment process may vary depending on the specific role's requirements.

We strive to ensure a smooth and inclusive experience for all candidates.

Discover more about the recruitment process at Nokia.

About The Team

Some of our benefits

• Flexible and hybrid working schemes
• A minimum of 90 days of Maternity and Paternity Leave, with the option to return to work within a year following the birth or adoption of a child (based on eligibility)
• Life insurance to all employees to provide peace of mind and financial security
• Well-being programs to support your mental and physical health
• Opportunities to join and receive support from Nokia Employee Resource Groups (NERGs)
• Employee Growth Solutions to support your personalized career & skills development
• Diverse pool of Coaches & Mentors to whom you have easy access
• A learning environment which promotes personal growth and professional development - for your role and beyond