Work at LuxQuanta

Join us in our journey into the quantum world

Work at LuxQuanta

We are a vibrant start-up with a multidisciplinary team from diverse backgrounds and nationalities

Our team has decades of experience in research and development, and for that reason, we understand better than anyone the power of diversity and talent development.

We believe that only by including new and valuable perspectives a company like ours can remain relevant and innovative. And only by nurturing and empowering the unique talent of each of our employees can we truly make an impact in a fast-paced and highly competitive environment such as the quantum communication industry.

A vibrant start-up with a multidisciplinary team from diverse backgrounds and nationalities

Careers (2)

Integrated Photonic Circuit (PIC) Engineer

Integrated Photonic Circuit (PIC) Engineer

Are you passionate about advancing photonic technologies? LuxQuanta is seeking a highly skilled PIC Engineer to drive our innovations in photonic integrated circuits. 

Who we are and what we do:

At LuxQuanta, we're pioneering the Quantum Communications industry, delivering photonics solutions that leverage the properties of quantum physics to secure communications. We invite passionate individuals to join us on this incredible journey. We aim to provide you with continuous professional development so you can help us continue leading the fast-paced market of Quantum Communications in Europe and beyond.

If you're ready to be part of a dynamic team driving innovation in one of the most exciting industries, seize this opportunity to shape the future with us. At LuxQuanta, we foster a culture of creativity, collaboration, and multidisciplinary work, where your skills and ideas will have a meaningful impact on securing communications for European citizens, governments, and private companies worldwide.

When you join LuxQuanta you will:

  • Engage in R&D focused on photonic integration for quantum key distribution.
  • Participate in leading European projects within the field.
  • Collaborate with software, hardware, and production teams to develop cutting-edge products.
  • Contribute to technical decisions that shape our product roadmap.
  • Conduct hands-on characterization of PICs and supervise these processes.
  • Play a key role in defining and executing activities related to PIC packaging, system manufacturing, testing, and product development.

Qualifications/Experience:

  • Experience in photonic integrated circuits, with work in areas such as design, characterization, fabrication processes, or packaging, and a broad understanding of the different platforms and the steps involved in developing PIC-based products.
  • Industrial experience in the development of PIC-based products is desirable.
  • High proficiency in English (minimum fluent B2/C1 level).
  • Highly proactive, with strong analytical and communication skills.
  • Engineering degree in Telecommunications, Microelectronics/RF, Optics/Photonics, Physics, or a related field.

What We Offer:

  • Competitive Salary. 
  • Motivated Multidisciplinary Team: Joining forces with passionate and skillful professionals committed to pushing the boundaries of quantum technologies.  
  • Location: Our office is within walking distance of Castelldefels Beach, one of the best beaches close to Barcelona city.
  • Private Health Insurance
  • Easy commute from Barcelona (bus shuttle, train or parking place)

Ready to embark on an exhilarating journey at the forefront of quantum technology? Join LuxQuanta and be part of a revolution!

Apply now and let's shape the future together! 

You can apply online on our website, through the job offer on LinkedIn or by sending an email to [email protected] 
  • Job type

  • Full-time, Presential
  • Deadline

Software Engineer

Software Engineer

We are seeking an experienced software engineer to join our team to work on Quantum Key Distribution.

Who we are and what we do

At LuxQuanta, we are pioneering the Quantum Communications industry by delivering solutions that use the properties of quantum physics to secure communications. As we spearhead our international expansion after our first three years of solid growth, we invite passionate individuals to join us on our journey. We expect you to help us continue leading the fast-paced market of Quantum Communications in Europe and beyond.

When you join LuxQuanta you will:

  • Develop high performance system programming QKD modules for system control, postprocessing, error correction and data analysis.
  • Develop inter-module communications through APIs and RPCs.
  • Define and implement databases for cryptographic key management and system metric visualization.
  • Collaborate with the team in the maintenance of build, testing and deployment pipelines, ensuring continuous delivery of the products.
  • Create comprehensive documentation that meets high standards for clarity, detail, and accuracy.

Qualifications/Experience:

  • Software Engineer (+4 years of experience).
  • Knowledge of Linux environment at user level.
  • Proficiency in Rust or C/C++, with strong experience in systems programming.
  • Solid understanding of embedded systems and low-level programming concepts.
  • Demonstrated ability to write clean, efficient, and maintainable code.
  • Experience with version control systems (e.g., Git) and agile development methodologies.
  • Strong problem-solving skills and meticulous attention to detail.
  • Excellent communication and collaboration abilities, with a proven track record of working effectively in team environments.
  • Proficiency in LaTeX. Scientific documentation writing is a plus.
  • Experience in data visualization is a plus.

What we offer:

  • Competitive salary
  • Motivated multidisciplinary team
  • Flexible working hours and hybrid/ remote work model
  • Reduced working hours and short Fridays in Summer
  • Offices in a privileged location near Castelldefels Beach
  • Easy commute from Barcelona (Bus shuttle), train or even by car (plenty parking place available)
  • Private health insurance


Are you ready for the next challenge?
You can apply through the job offer on LinkedIn or by sending an email to [email protected] with an updated version of your CV.
  • Job type

  • Full-Time, Remote/Hybrid
  • Deadline

Didn’t find your position? Let us know anyway

Didn’t find your position? Let us know anyway

We are always looking for people passionate about the quantum world. Send us an email with your CV and tell us what you would like to do at [email protected]

Why LuxQuanta

Quantum Technologies

Quantum Technologies

Join a rapidly growing and extremely novelty sector that is generating a new wave of outstanding innovations across the entire world
A place to grow

A place to grow

The journey is exciting and full of possibilities for you to develop your full potential
Challenging projects

Challenging projects

Feel proud of yourself and get that feeling of accomplishment at the end of your working day
Culture of respect

Culture of respect

We believe in a diverse environment where we favour and promote equal opportunities for us all