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Embedded Software Developer for Cryptography Testing

NXP Semiconductors

Bucharest permanent

Posted: April 29, 2026

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Quick Summary

Develop and test cryptographic libraries for embedded systems in Bucharest, Romania, with a focus on state-of-the-art cryptography using a team of experienced developers.

Job Description

Ready to join the future of innovation in Crypto & Security at NXP?

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 fulltime position with a permanent contract

Compensation: Besides a good salary, you will be eligible for our bonus plan and receive lunch vouchers, 25 vacation days and the possibility to buy company shares with a 15% discount. 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.

Our office: We are based in one of the high tech hubs in Bucharest with easy access to public transport and restaurants and parks close by. We have many relaxation areas on-site, including a little library where you can borrow books, sofas to relax in a quiet place and a cafeteria and restaurant in our common area.

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 Thursdays 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

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

If you have any questions, we are happy to answer them. Please contact Maria Bertesteanu, East Europe Talent Acquisition Specialist on [email protected]

Please note: The successful candidate may/will be responsible for security related tasks. The assignment may/will be in scope of security certifications, therefore a conscious and reliable way of working is necessary.

More information about NXP in Romania...

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