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Embedded Software Developer for Cryptography Testing

NXP Semiconductors

Bucharest permanent

Posted: March 29, 2026

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Quick Summary

We are seeking a talented Embedded Software Developer to join our team and contribute to the development and testing of state-of-the-art cryptographic libraries. The ideal candidate will have expertise in cryptography and be able to write automated tests targeting the functionality of our high-performance cryptographic libraries. This role is a great opportunity for a skilled developer to work with a dynamic team and contribute to the development of innovative software solutions.

Job Description

Ready to join the future of innovation?

Become part of a highly talented team and dynamic team that develops and tests state-of-the art secure cryptographic libraries protected against physical and logical attacks which have applications across all different NXP domains and business lines (payment, identification, mobile, IoT, Automotive, Edge Processing, etc.).

The main challenge for Crypto Test Developers in the Secure Software IP team would be to understand the Crypto Library functionality running on the embedded system, write automated tests targeting the functionality of our high-performance security software and add features to the test framework while maintaining support for all the hardware platforms.

Your responsibilities

• Define test specifications for crypto library components
• Implement low-level embedded C automated software tests on target side (on a micro controller/hardware emulator) and on the host side (in Python, on PC), based on the defined specifications.
• Implement test framework improvements (C, Python)
• First-level analysis/debugging of Crypto Library issues together with the Crypto Developers.

Your team

The Secure Software IP team is a cross-located team with members distributed across multiple NXP sites.

Both technical competency and attitude are important in our team, and you are expected to collaborate with local and global team members, to demonstrate independence in solving problems and agility in switching projects as per customer priorities, to be motivated by delivering results, to be assertive in supporting your technical design opinions, and to be open on the challenges towards achieving the expected results.

Your profile

To be successful in this role you have:

• A degree in Computer Science, Microelectronics Engineering or similar
• 2+ years of working experience
• Good understanding of embedded C-development
• Practical experience with Python is considered an advantage
• Knowledge of software testing methodology
• Knowledge of embedded development and/or testing is highly appreciated

Furthermore, you are:

• Fluent in English (written and spoken)
• Proactive and capable of independent work
• Self-organized with good problem-solving skills

Creating Secure Connections and Infrastructure for a Smarter World

NXP Semiconductors N.V. (NASDAQ: NXPI) makes products and environments safer, more sustainable, and more secure with innovative connectivity and edge processing solutions for a smarter world.

We are in the business of better. Not just better technologies, but better innovations to improve society. As the world leader in secure connectivity and processing solutions for embedded applications, NXP is solving the world’s most complex technology challenges to accelerate business innovation, enhance how we work, and advance how we live.

Ready to create a smarter world? Visit our career website and follow us on social: LinkedIn, Facebook and Twitter.

What can you expect

Contract:This is a full-time position with a permanent contract

Compensation: Besides a good salary, you will receive lunch vouchers, 25 vacation days, medical subscription and trainings. We also have flexible work hours and a work from home policy.

Development opportunities: We believe that a key component to growing our business is to develop our people. To enable you to grow your career at NXP, we offer online and offline learning opportunities to help you develop some of your core and professional skills.

Hiring process: Applying only takes a minute! Fill in the online application and share your CV with us. After a positive screening based on your CV you will have an initial phone or video conversation with our Talent Acquisition Consultant followed by several business interviews. Here are some useful tips to help you prepare.

And more: Life at NXP is more than work alone. We like to start our day with a free coffee and chat with a colleague and on Wednesdays we have fresh fruits for all employees. Join us at one of the many social activities that are organized by and for employees such as our Christmas parties, our employee children’s party and food fairs. Or help us give back to society by donating blood or collecting clothes and food for children in need.

What’s next

Candidates are invited to apply on our career page with the resume and motivation letter in English for one or several open jobs at the same time.

At the application stage, all candidates should have a valid visa and work permit to work in Romania.

If you’re excited about this opportunity, we kindly invite you to apply!

If you have any questions, we are happy to answer them

#LI-DNI

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