Data Reduction Software Engineer (Scientific Python)

Big Science Sweden; København; Hybrid; DKK 680,000 - 920,000; Full time

Job summary

European Spallation Source (ESS) seeks a Scientific Software Developer for the Data Reduction Team near Copenhagen, Denmark. You will contribute to turning raw detector data into usable datasets, primarily in Python, and work on the data reduction library and related tools.

You will interact with neutron scientists to distill requirements, decide what belongs in the core library versus downstream packages, and potentially specialize over time.

Qualifications

• Shipped software used by real users.
• Strong focus on code quality and constructive discussion.
• Able to engage with scientific problems; physics background welcome.
• Ownership of an area and gathering requirements from scientists.
• Comfortable working in English in an international team.

Responsibilities

• Develop library components for data reduction.
• Design scientific workflows and performance improvements.
• Collaborate with scientists to gather requirements.
• Determine core library vs downstream package boundaries.

Skills

Python

C++

Jupyter

CI/CD

Systems architecture

AI coding tools

Shipped software

Code quality

Ownership

English proficiency

Tools

Python

C++

Jupyter

CI/CD

AI coding tools

Systems architecture

Job description

European Spallation Source (ESS) seeks a Scientific Software Developer for the Data Reduction Team near Copenhagen, Denmark. You will contribute to turning raw detector data into usable datasets, primarily in Python, and work on the data reduction library and related tools.

You will interact with neutron scientists to distill requirements, decide what belongs in the core library versus downstream packages, and potentially specialize over time.