
Quantum Application Engineer
- Hybrid
- Delft, Zuid-Holland, Netherlands
- Quantum Application Engineering
From theory to reality: bring your quantum experience to life at Qblox.
What will you do?
Are you interested in quantum technology and eager to make an impact in the rapidly evolving field of quantum computing? Qblox is seeking a talented Quantum Application Engineer to join our research and development team.
The company
Qblox is a deep tech scaleup whose mission is to accelerate the worldwide race towards building scalable quantum computers. We do this by providing the world's best quantum control stacks.
We combine hardware with excellent analog performance with easy to use software. We develop a modular system packed with high-end FPGAs that are synchronized with nanosecond precision, high-speed digital interfaces to multi-gigasample data converters, and ultra low-noise and low drift analog (RF) circuits. The FPGAs contain, among other things, our proprietary sequence processors that generate the pulses that control the quantum hardware.
To interface with our equipment, we develop a software stack consisting of low-level drivers, compilers and assemblers written in C/C++ and higher-level tools written in Python.
Our products are used by R&D teams globally to accelerate the development of operational quantum computers and quantum networks. The technology we are developing is compatible with a broad range of qubit technologies.
What will you do?
As a Quantum Application Engineer at Qblox, you will play a central role in our agile product development process. Your responsibilities will focus on developing user stories, maintaining the product backlog, and representing the quantum computing knowledge within the development teams. Together with the engineering teams you work on enhancing current designs and anticipating future user needs, ensuring seamless experiment development for our customers.
Furthermore, with the application engineering team you are responsible for testing the UI/UX and developing and maintaining the user documentation.
Key Responsibilities:
Design and Build: liaise with the product team to define the features and functionality to be developed.
Collaborate closely with software and hardware teams to design and build the application layer, integrating and enhancing functionalities for the control stack.
Testing and Feedback: Conduct thorough testing of our software and hardware, offering valuable feedback to developers.
User Documentation: Develop compelling tutorials for quantum computing experiments, including next gen instrument’s documentation.
Sales and Customer Support: Train the application scientists and success on the new product developments.
Job requirements
Enough about us, what about you?
To really enjoy this role, we expect that you will have the following experience:
Educational Background: PhD in Physics with a focus on experimental research in quantum technology domain.
Communication Skills: Excellent English communication skills, capable of conveying complex quantum concepts clearly and effectively.
Interdisciplinary knowledge: Experience with software, embedded software or electronics is a plus.
Analytical decision making: Ability to make data driven decisions.
Programming Proficiency: Skilled in programming with Python.
Passion for Learning and Sharing: A genuine enthusiasm for learning, sharing knowledge, and thoughtful problem-solving about new smart solutions.
At Qblox, we are dedicated to creating a diverse and inclusive workplace, valuing different perspectives and experiences to drive innovation. We support a healthy work-life balance and are committed to gender and ethnic equality, welcoming applications from talented individuals worldwide.
or
- Delft, Zuid-Holland, Netherlands
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How we hire
Our hiring process is thorough, to ensure we make the right decision and to help you to decide if we're the right fit for you.

Step 1 | Getting to know you
Our first interview is a 30-minute online meeting with our talent acquisition partner. It's your chance to share your background and reasons for applying while asking initial questions about Qblox.

Step 2 | In depth interview
This 60–90 minute online session with your future team lead explores your experience and potential fit with Qblox. For technical roles, a coding assignment may also be part of this step.

Step 3 | The Floor is Yours
In the final stage, we invite you (preferably onsite) to meet the team and present why you’re the right fit for the role. Bring your unique touch, surprise us!

Step 4 | We want You!
Congratulations, you made it! After reference checks, we’ll send an offer, followed by an electronic employment contract and onboarding steps. Welcome aboard!
Tips and tricks
Check out Qblox’s mission and goals so you can show you’re excited about what we do.
Highlight a few key wins in your career that really show what you bring to the table.
Ask honest questions to figure out if Qblox is the right place for you too.
Think of the presentation as your chance to shine, keep it simple, creative, and true to yourself!
Perks & Benefits

Our Team
Maybe not officially a perk, but certainly our biggest asset: our team. An international, interdisciplinary team with an open working culture and which is having lots of fun.

Compensation
We will offer you a competitive compensation & skin in the game. After being 1 year at Qblox, you will be eligible for our employee stock appreciation scheme (SARs).

Working Hybrid
We have flexible working hours, hybrid working options and travel allowance for commuting to our office, a modern open working space.

Time to Unwind
On top of the Dutch national holidays, we offer 30 days annual leave and 8% holiday allowance.

Pension Scheme
Qblox contributes 14% of said pensionable wages in equal monthly installments to the employer’s pension plan.

Explore the Quantum World
Opportunities for international travel for conferences, partnerships and customer visits.

