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Senior Software Engineer – Embedded Systems (C/C++)-Onsite

00069731641

Job Summary

We are seeking a Senior Software Developer to design and implement robust embedded software solutions in C and C++ within Unix and Linux environments. This role requires strong version control discipline using Git and Bitbucket, along with a solid grounding in software design patterns to build scalable, maintainable systems. The ideal candidate will collaborate with cross-functional teams to deliver device-oriented solutions as well as features supporting billing and revenue management.

Responsibilities

  • Design and implement high-quality embedded software components in C and C++ that meet functional requirements, adhere to organizational quality standards, and run efficiently on target hardware platforms.
  • Develop and maintain applications and services in Unix and Linux environments, writing optimized code and shell scripts to improve performance, reliability, and operational efficiency for production systems.
  • Manage source code using Git and Bitbucket, including creating branches, managing pull requests, and maintaining clean commit histories to ensure traceability and secure collaboration across teams.
  • Apply appropriate design patterns in architectural decisions, structuring modules and interfaces for scalability, reusability, and long-term maintainability of complex embedded solutions.
  • Debug and troubleshoot embedded system issues using appropriate tools and logs, identifying root causes and implementing sustainable fixes that improve system stability and reduce recurring defects.
  • Partner with cross-functional stakeholders in product, engineering, testing, and operations to clarify requirements, refine technical specifications, and deliver features aligned with business objectives.
  • Optimize existing codebases through refactoring, improved resource utilization, and reduced latency to enhance device performance and system efficiency.
  • Participate in code reviews and technical discussions, offering constructive feedback and ensuring adherence to secure coding and compliance standards.
  • Implement configuration and build management practices for embedded projects, including scripting automated builds and integrations to support consistent deployments in a hybrid work environment.
  • Contribute to documentation of system designs, module interfaces, and operational procedures to enable efficient onboarding, ongoing support, and long-term knowledge continuity.
  • Support integration of device-focused solutions with broader enterprise systems by designing interfaces and data flows that enable reliable communication and a seamless user experience.
  • Collaborate with product and business teams to understand billing and revenue management requirements, translating them into clear technical tasks that support accurate and efficient financial processes.
  • Maintain day-shift availability for collaboration meetings and status updates within the hybrid work model, ensuring regular alignment with local and distributed team members.

Qualifications

  • Demonstrated experience in embedded systems development using C and C++, with a solid understanding of memory management, concurrency, and hardware-software interaction.
  • Proficiency in Unix and Linux platforms, including command-line tools, process management, and performance monitoring for application and system troubleshooting.
  • Hands-on expertise with Git and Bitbucket, including branching strategies, merge conflict resolution, and repository hygiene to support collaborative workflows.
  • Proven ability to apply software design patterns in real-world projects, structuring components that are modular, testable, and resilient to change across embedded and back-end systems.
  • Practical experience in device-oriented domains, such as firmware, communication interfaces, or system-level integration supporting secure and reliable device operations.
  • Understanding of billing and revenue management concepts is a plus, supporting contributions to solutions involving rating, invoicing, and reporting processes.
  • Strong analytical and problem-solving skills, with the ability to independently investigate complex technical issues and propose well-reasoned solutions aligned with project goals.

About Cognizant’s IoT Practice:

Intelligent, IoT-enabled products will soon result in the proliferation of data and disrupt virtually all industries. To be successful, both large and small companies must leverage IoT capabilities by designing modern products that fundamentally connect people with processes. Within Cognizant IOT, we engineer industry-aligned, IoT-enabled products that merge industry needs with human drivers. Our intelligent products will revolutionize experiences and result in exciting, transformative outcomes. Without human-centered thinking, connected products are just standalone things—but with it, our modern connected products facilitate a unified way of life enjoyed by all.

*Please note, this role is not able to offer visa transfer or sponsorship now or in the future*

  • Applications will be accepted until July 31st , 2026
  • LI#- #LI-SC6

Compensation & Benefits

$104,000 – $117,000 per year

  • Bonus + Comprehensive Benefits

Additional Information

  • Onsite role
  • ⚠️ Visa sponsorship is not available now or in the future. Candidates requiring sponsorship will not be considered.

Benefits: Cognizant offers the following benefits for this position, subject to applicable eligibility requirements:

• Medical/Dental/Vision/Life Insurance

• Paid holidays plus Paid Time Off

• 401(k) plan and contributions

• Long-term/Short-term Disability

• Paid Parental Leave

• Employee Stock Purchase Plan


What we offer

  • The chance to work with impact. Here, you’re empowered to bring your biggest thinking to help our company and clients improve everyday life.
  • Ownership over your career. Stay at the top of your game through our award-winning learning and development ecosystem. And when your ambitions change or we offer new opportunities, we help you pivot by providing reskilling, on-the-job learning and guidance to find new roles that might be a better fit.
  • The opportunity to thrive on a high caliber team with heart. We celebrate each other’s experiences and perspectives and promote a sense of belonging through our affinity groups and diversity and inclusion initiatives.
  • A comprehensive total rewards package, including a competitive salary and a pension plan with matching contributions.
  • Flexible health and financial benefits to support you and your eligible dependents—from day one.
  • True work-life balance. Be at your best through paid time off, flexible work arrangements, volunteering opportunities, social events, and so much more.  

About us
Cognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, building the bridge between AI investment and enterprise value by building full-stack AI solutions for our clients. Our deep industry, process and engineering expertise enables us to build an organization’s unique context into technology systems that amplify human potential, realize tangible returns and keep global enterprises ahead in a fast-changing world. See how at www.cognizant.com or @cognizant.

Other employment-related information
Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, provincial or local laws.

If you have a disability that requires reasonable accommodation to search for a job opening or submit an application, please email [email protected] with your request and contact information.

Language requirements vary depending on roles, but we ask that all candidates have basic English proficiency for company-wide communications purposes. For roles based in Quebec, professional English proficiency is required, as you’ll deliver services to and collaborate with stakeholders outside the province who may not speak French.

Your path to Cognizant

Wondering what to expect after you apply? Here’s a peek at our recruitment process—and keep in mind that not all candidates advance through every step and the process may vary depending on your role and location.

Your Application Midnight Blue RGB

Step 1: Application

Find an open role that aligns with your skills and career goals and show us why you’re the person for the job. Consider joining our Talent Community if you don’t find the right opportunity.

Phone Call Midnight Blue RGB

Step 2: Recruiter call

If one of our recruiters sees a fit, they’ll set up a short introductory call to learn more about you and how your experiences and skills align with the role.

Step 3: Interview(s)

If you and our team would like to continue the process, you’ll meet with one of our hiring managers. Some roles may also require technical assessments and/or client interviews.

Step 4: Final decision

Our hiring team will then review each candidates’ potential to succeed in the role. This process may take some time because we want to get it right—but you can count on us to keep you updated.

Benefits that help you thrive and grow

Our teams achieve incredible things when they feel fully supported. That’s why our benefits program is built around the diverse needs of our people—so they can enjoy a fulfilling, balanced and healthy life.

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Financial wellbeing

Financial wellbeing

We regularly review market data to ensure compensation is competitive and reflects the value you bring. Your benefits extend beyond pay and may include retirement plans, financial education, discount programs, etc.

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Physical and mental wellbeing

Physical and mental wellbeing

We empower you to prioritize your wellbeing through paid time off, flexible working where possible, healthcare plans, counselling, our Mental Health Allyship program and more. 

Your Career, Your Way
Your career, your way

Your career, your way

With 90% of our associates building skills through GenAI training, job shadowing, industry certifications and more, you have everything you need to build a full career.

Professionals
Real-world impact

Real-world impact

Think about the biggest brands you rely on. Chances are, they rely on us to help strengthen their business. Here, you’ll turn bold ideas into solutions that improve lives everywhere.

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