Senior System Software & Firmware Engineer

Why Join Us?At Tobii Dynavox, we empower people with disabilities to do what they once did or never thought possible.
We call this mission Power to Be You.
Our assistive communication technology helps our customers express themselves, connect with the world, and pursue independence, whether through everyday activities like ordering food or extraordinary feats like running a company.
Working at Tobii Dynavox, you'll become part of a team that spans the globe, with offices in the US, Sweden, France, the UK, China, and beyond.
To learn more about what we make possible, meet some of our customers or take a look at some of our solutions.
About the Role:
We're at an exciting stage in our journey-growing rapidly and expanding our Product & Development team in Stockholm to build a vibrant hub for innovation, product design, and technology.
This is a unique opportunity to join a thriving organization where you can help shape the future of assistive communication, defining how we work and delivering impactful solutions for our users.
We are building a culture of empowered, collaborative teams who are passionate about helping individuals with disabilities find their voice and connect with the world.
Our teams thrive on trust, collaboration, and a positive environment where everyone lead and contributes.
We deeply understand the people we serve, empathize with their challenges, and use our expertise to make a real difference.
As a Senior System Software & Firmware Engineer, you will join a team that plays a critical role in the design, development, and maintenance of speech-generating devices and accessories at Tobii Dynavox.
In this role, you will create reliable, optimized, and compliant firmware and system software that enables individuals with communication challenges to express themselves effectively.
You will work within a cross-functional engineering team, bridging hardware and software to ensure seamless integration, system performance, and adherence to medical device standards.
Ultimately, your contributions will deliver high-quality, robust solutions that meet user needs, drive innovation, and align with the company's mission to empower people with disabilities to do what they once did or never thought possible.
In this role, you will:
Lead the development and optimization of firmware for speech-generating devices, integrating subsystems like USB-PD controllers, audio codecs, LCD drivers, and SD cards.
Collaborate with hardware engineers to bring up new platforms, optimize device drivers, and ensure smooth hardware-software integration.
Debug using tools like JTAG debuggers and oscilloscopes.
Implement custom USB devices (audio class, HID, proprietary protocols) and firmware for USB host controllers to integrate peripherals like eye trackers.
Design software exposing hardware and firmware functionality via user-friendly APIs and maintain cross-platform integration.
Analyze and optimize firmware for power, memory, and processing efficiency while ensuring reliability under real-time conditions.
Work with engineers and DevOps to align on hardware-software integration, testing, and milestones.
Collaborate on proprietary protocols for hardware-software interoperability.
Develop and execute tests to validate firmware and APIs, ensuring system stability and reliability.
Support hardware validation in production.
Contribute to team goals and project delivery as needed.
What We're Looking For:
We are looking for someone that has:
Bachelor's degree in Computer Engineering, Electrical Engineering, Computer Science, or a related field.
8+ years of experience in firmware and system software development for embedded systems.
Proficient in C/C++ for low-level and real-time firmware development.
Extensive experience with ARM-based microcontrollers and interfaces like USB 2.
0, I2C, SPI, UART, and CAN.
Strong understanding of USB 2.
0, including multi-function devices, custom endpoints (audio class, HID), and USB host controller integration.
Proven experience optimizing firmware for power, memory, and performance in resource-constrained environments.
Expertise in debugging with JTAG debuggers, oscilloscopes, and logic analyzers.
Experience in unit tests, integration tests, and hardware validation tools.
Effective in cross-functional teams, collaborating with hardware, system, QA, and software engineers to meet product goals.
Experience documenting firmware designs and processes for audit and compliance.
Our Values:
At Tobii Dynavox, our mission guides what we do, and our values guide us in how we do it.
Across the organization, we are committed to being Collaborative, Considerate, Curious and Courageous.
We build a trusting environment where every team member prioritizes our customers with empathy and insight.
Bold ideas and learning lead to impactful solutions.
Driven by curiosity, we continuously challenge the status quo to create meaningful, customer-focused solutions for our customers.
What We Offer:
At Tobii Dynavox, we believe in empowering individuals - including our employees - to reach their full potential.
Here's what makes us unique:
Purpose-Driven Work:
Join a company that transforms lives by giving a voice to those with communication challenges.
Every day, your work makes a meaningful and concrete impact.
'Yes, and.
' Flexibility:
Build a rewarding career AND enjoy time with loved ones.
We offer flexible work options so you don't have to choose between personal and professional goals.
Growth and Development:
Whether you're advancing your skills or growing your career, we invest in your future with training, learning opportunities, and internal growth paths.
Inclusive and Supportive Culture:
Work in a collaborative, caring environment where diversity and individuality are valued.
You'll feel connected to both your team and our global community.
A Global Leader with Heart:
Be part of an innovative, forward-thinking company that combines experience and cutting-edge solutions with a mission to change lives.
•