Sr. Software Engineer, Embedded (Qt)

Posted:
5/21/2026, 8:16:51 AM

Location(s):
California, United States ⋅ Garden Grove, California, United States

Experience Level(s):
Senior

Field(s):
Software Engineering

About Harbinger

Harbinger is an American commercial electric vehicle (EV) company on a mission to transform an industry starving for innovation. Harbinger’s best-in-class team of EV, battery, and drivetrain experts have pooled their deep experience to bring a first-of-its-kind EV platform to support the growing demand for medium-duty EVs and Hybrids. Harbinger: Familiar Form, Revolutionary Foundation.

About the Role

As a key member of Harbinger's software team, you will drive the development of critical features both in-vehicle and off-board. Collaborating closely with cross-functional teams, you will play a hands-on role in building intuitive user interfaces, robust telematics, and advanced diagnostic tools that power our vehicles and support our customers.

What You’ll Do

Software & UI Development

Lead UI Development: Architect and develop codebases for user-interface modules, focusing on graphical application programming and telemetry.
Define Requirements: Determine feature and functional requirements for the information cluster, center screen, telematics modules, and other user interfaces.
Enable Connectivity: Implement robust communication interfaces for vehicle data and diagnostics.

Testing, Deployment & CI/CD

Ensure Quality: Develop and execute comprehensive unit-test plans for software verification.
Build Pipelines: Create and maintain development pipelines for streamlined software deployment and automation.

Diagnostics & Cross-Functional Support

Troubleshoot & Debug: Root-cause reported software issues, including hands-on, in-vehicle problem diagnosis.
Develop Tooling: Support the creation of diagnostic tools used by service teams, manufacturing, and customers.
Enhance the Customer Experience: Assist fleet service groups in gathering customer feedback and support the development of customer-facing portals and tools.

Who You Are

Core Technical Skills

Languages & OS: Strong proficiency in C/C++, Python, and Embedded Linux.
Frameworks & Environments: Hands-on experience with Qt/QML, Buildroot, and BusyBox.
Automotive Protocols: Familiarity with automotive communication physical layers, including CAN, LIN, and Automotive Ethernet.
Version Control: Experience using Git-based version control systems (e.g., GitHub, GitLab, Bitbucket).

Testing & Hardware Experience

Testing Environments: Experience developing test plans and implementing unit and integrated testing using SIL (Software-in-the-Loop) and HIL (Hardware-in-the-Loop) environments.
Testing Frameworks: Familiarity with tools like Google Test, VectorCAST, JUnit, Slash, or similar.
Debugging: Hands-on experience with debugging tools and troubleshooting at the intersection of software and hardware.
Requirements Management: Experience with authoring tools such as Polarion, DOORS, Jama, or Visure.

Key Benefits & Perks:

Comprehensive Health, Dental & Vision (HDV) – 100% employee covered
Early-stage Stock Options
Robust Retirement Savings (401k, HSA, FSA)
Generous Paid Time Off (PTO) & Parental Leave
Annual Vacation Bonus
Wellness & Fertility Benefits
Cell Phone Stipend
Complimentary Meals & Stocked Kitchens

California Pay Range

$140,000—$180,000 USD

Equal Opportunity

Harbinger is an equal opportunity employer and complies with all applicable federal, state, and local fair employment practices laws. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, ancestry, sex, sexual orientation, gender, gender expression, gender identity, genetic information or characteristics, physical or mental disability, marital/domestic partner status, age, military/veteran status, medical condition, or any other characteristic protected by law.

Harbinger is committed to ensuring that our hiring process is accessible for persons with disabilities. If you have a disability or limitation, such as those covered by the Americans with Disabilities Act, that requires accommodations to assist you in the search and application process, please email us at [email protected].

Candidate Data Privacy

Harbinger may collect, use and disclose your personal information or personal data (within the meaning of the applicable data protection laws) when you apply for employment and/or participate in our recruitment processes (“Candidate Personal Data”). This data includes contact, demographic, communications, educational, professional, employment, social media/website, network/device, recruiting system usage/interaction, security and preference information. Harbinger may use your Candidate Personal Data for the purposes of (i) tracking interactions with our recruiting system; (ii) carrying out, analyzing and improving our application and recruitment process, including assessing you and your application and conducting employment, background and reference checks; (iii) establishing an employment relationship or entering into an employment contract with you; (iv) complying with our legal, regulatory and corporate governance obligations; (v) recordkeeping; (vi) ensuring network and information security and preventing fraud; and (vii) as otherwise required or permitted by applicable law.

Harbinger may share your Candidate Personal Data with (i) internal personnel who have a need to know such information in order to perform their duties, including individuals on our HR, legal, and finance teams, and the team(s) with the position(s) for which you are applying; (ii) Harbinger affiliates; and (iii) Harbinger’s service providers, including providers of background checks, staffing services, and cloud services.

Harbinger may transfer or store internationally your Candidate Personal Data, including to or in the United States, Canada, the United Kingdom, and the European Union and in the cloud, and this data may be subject to the laws and accessible to the courts, law enforcement and national security authorities of such jurisdictions.

Please note that we are currently not accepting applications from third party application services. Any unsolicited resumes or candidate profiles submitted in response to our job posting shall be considered the property of Harbinger and are not subject to payment of referral or placement fees if any such candidate is later hired by Harbinger unless you have a signed written agreement in place with us which covers the applicable job posting.

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Sr. Software Engineer, Embedded (Qt)

About the Role

What You’ll Do

Who You Are

Harbinger Motors

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