Scientific Software Engineer

Alice & Bob

. Own and maintain the internal design backend API and qubit design framework, including code quality, testing, CI, releases, and documentation .

Posted 11/6/2026full-timeParis • FranceMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates extensive experience in Python development and software engineering fundamentals, with a strong focus on API design, testing, and CI/CD practices. Capable of collaborating with hardware engineers to translate requirements into robust software solutions for chip design and simulation.

Highest-signal resume keywords

Python DevelopmentAPI DesignCI/CDComputational GeometryLibrary/Framework Maintenance

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Software Engineering FundamentalsTestingPackagingVersioningCode ReviewClean DocumentationElectromagnetic SimulationCircuit SimulationGDSIIPolygons

Soft Skills

Excellent Written CommunicationExcellent Verbal Communication

Tools & Technologies

GdstkGdsfactoryKLayoutHFSSAEDTPalace

Industry Keywords

Chip DesignSuperconducting CircuitsRF EngineeringMicrowave EngineeringSemiconductor Design Automation

Tech Stack

Tools & technologies

Python

About the role

Key responsibilities & impact

Own and maintain the internal design backend API and qubit design framework, including code quality, testing, CI, releases, and documentation
Develop new parametric components and layout primitives with chip designers
Extend and harden the export pipeline to electromagnetic and circuit simulation tools
Build the automation layer for large-scale, hierarchical chip layouts with physical-design and scale-up engineers
Support internal users through onboarding, debugging, API design, and converting recurring pain points into features
Own the framework used to transform quantum circuits into layouts and send them to electromagnetic and circuit simulators
Improve framework robustness and performance, expand its component library, and build automation for large-chip design

Requirements

What you’ll need

5+ years of professional Python development
Strong software engineering fundamentals, including testing, packaging, versioning, CI/CD, and code review
Experience building and maintaining a library or framework used by other engineers
Ability to create clean, well-documented APIs
Comfort with computational geometry or CAD/layout data, including GDSII, polygons, and transformations, or eagerness to learn quickly
Ability to work closely with hardware engineers and translate their needs into software
Fluent English
Excellent written and verbal communication skills
Nice to have: experience with gdstk, gdsfactory, KLayout, or other layout tooling
Nice to have: familiarity with electromagnetic simulation tools such as HFSS/AEDT or Palace, or circuit simulators
Nice to have: background in superconducting circuits, RF/microwave engineering, or semiconductor design automation (EDA)

Benefits

Comp & perks

BSPCE plan
Substantial bonuses for driving core patents that define the quantum architecture
Flexible remote policy, up to 40% a month
Parental plan including crèche support or additional days off to care for children under 12
Subsidized Urban Sports Club membership
Mental health support with moka.care
25-day vacation policy plus RTT
Half of transportation costs covered, or yearly allowance for bicycle users
Competitive health coverage with Alan
Meal vouchers with Swile
Fully equipped and regularly stocked kitchen
French language courses covered by the company