Senior Data Engineer / Data Analyst

Ultra-Group-Ab; Stockholms kommun; Hybrid; SEK 650,000 - 900,000; Full time

Job summary

Ultra Group is seeking an experienced Senior Data Scientist / Data Analyst to join in Södertälje, Sweden. This hybrid role requires three days per week in the office and offers permanent employment starting ASAP.

You will apply Python-based data science and ML solutions to pricing, warranty claims, and cost control, building scalable data pipelines and models. Collaboration with stakeholders in an Agile team and contributing to CI/CD are core parts of the role.

Qualifications

• Proven ability to design and apply ML or statistical models to business problems.
• Strong Python development and software engineering practices.
• Experience with Git and collaborative development workflows.
• Quantitative degree in CS, Math, Stats, Physics or similar.
• Excellent analytical and problem-solving skills.
• Strong English communication skills.

Responsibilities

• Analyze data and translate business needs into data science solutions.
• Develop and improve ML, DL, statistical, and optimization models.
• Build and maintain Python code and pipelines for training and inference.
• Deploy containerized solutions using AWS and Snowflake.
• Work with Snowflake, Snowpark, and SQL for data processing and analysis.
• Contribute to CI/CD, documentation, and continuous improvement.
• Collaborate with data specialists and business stakeholders in an agile team.

Skills

Python programming

ML/statistical models

Git & collaboration

Quantitative degree

Analytical skills

English communication

Education

Quantitative degree (CS/Math/Stats/Physics) or equivalent

Tools

PyTorch

TensorFlow

AWS SageMaker

Snowflake/Snowpark

Docker

GitLab

Bash scripting

MkDocs

Job description

Senior Data Scientist / Data Analyst

Location: Södertälje, Sweden (L)

Work Mode: Hybrid – 3 days/week in the office

Period: ASAP - Permanent

Language: English required; Swedish is a plus

Apply by: 18 November 2026

Role Overview

We are looking for an experienced Data Scientist/Data Analyst with strong Python engineering, mathematical, and statistical skills to develop practical data science solutions for business challenges involving pricing, warranty claims, and cost control.

Key Responsibilities

• Analyze data and translate business needs into data science solutions.
• Develop and improve machine learning, deep learning, statistical, and optimization models.
• Build and maintain Python code and pipelines for model training and inference.
• Deploy and maintain containerized solutions using AWS and Snowflake.
• Work with Snowflake, Snowpark, and SQL for data processing and analysis.
• Contribute to CI/CD, technical documentation, and continuous improvement.
• Collaborate with data specialists and business stakeholders in an agile team.

Must-Have Skills

• Strong Python programming and software development skills.
• Experience developing and applying machine learning or statistical models.
• Practical knowledge of Git and collaborative development.
• Degree or equivalent background in Computer Science, Mathematics, Statistics, Physics, or another quantitative field.
• Strong analytical and problem-solving skills.
• Good English communication skills.

Nice-to-have

• PyTorch or TensorFlow.
• RAG, MCP, agentic AI, or practical AI solution development.
• AWS SageMaker, Bedrock, ECS, EC2, and Snowflake/Snowpark.
• Docker, CI/CD, GitLab, and Bash scripting.
• Streamlit and documentation tools such as MkDocs and GitLab Pages.
• Swedish language skills.

Applications are reviewed continuously, so the assignment may close before the stated deadline.

Ultra Group

Engineering | IT | Life Science | Management