Who we are

CryptoNext Security is a Paris-based start-up founded in 2019, building on over two decades of academic research.

As a leading software vendor specializing in post-quantum cryptography (PQC), we develop cutting-edge solutions that ensure enterprises and integrators are ready for the quantum computing era. Our flagship product, the Quantum Safe Remediation Suite, includes the industry-renowned Quantum Safe Library (C-QSL) featuring all NIST-selected algorithms.

Recognized as a leader by Gartner in 2021 and awarded the Innovation Prize at Les Assises 2022, CryptoNext is a trusted name in the cybersecurity ecosystem. We’re proud members of Campus Cyber, Hexatrust, and Systematic, and have partnered with NIST's NCCoE on PQC migration best practices.

At CryptoNext, innovation and trust are at the heart of everything we do. Our team thrives on solving challenges and delivering solutions that are as secure as they are forward-thinking.

On a daily basis, you will

As the Head of Engineering, you will lead our Research & Development team and oversee the industrialization of CryptoNext’s product range, ensuring adherence to quality, roadmap timelines, and technical commitments. Your responsibilities include:

Defining the product architecture: Anticipate both short- and long-term technical developments to ensure scalability and robustness.
Driving certifications: Implement tools and methodologies to meet high-security certification standards (e.g., Common Criteria, FIPS).
Strategic coordination: Collaborate with the Product team to align the product roadmap with long-term goals.
Customer focus: Partner with customer support teams to address client challenges and enhance satisfaction.
Funding and partnerships: Contribute to fundraising initiatives and establish technological partnerships.
Product lifecycle management: Oversee the full lifecycle of CryptoNext’s products, from design to maintenance.
Team leadership: Coordinate and manage the multidisciplinary R&D team, fostering innovation and collaboration.
Reporting: Communicate R&D progress and commitments to the CTO and executive management.

The skills you’ll needEducation and Experience

A degree in engineering or a related field, with a focus on IT or cybersecurity.
At least 10 years of professional experience, including 5 years leading multidisciplinary R&D teams.

Technical Expertise

Strong background in cybersecurity, and application software architecture.
Proven ability to make informed technical and architectural decisions.

Language Skills

Fluency in French and English, both written and spoken, with the ability to manage multinational teams and communicate effectively.

Soft Skills

Analytical and strategic thinking.
Strong interpersonal and communication skills.
Decision-making capabilities under pressure.
Team-oriented and innovative mindset.

What’s in it for you at CryptoNext

A competitive salary tailored to your experience.
A hybrid working model based in Paris.
Opportunities for international travel based on project needs.
The chance to lead a talented team at the forefront of post-quantum cryptography.
A collaborative and forward-thinking environment where innovation is celebrated.

Cryptonext Security

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