# Lead ML Engineer (m/f/x) at Cofinity X Gmbh

> Hybrid · Germany · Staff · ML / AI · open. Source: https://alderhq.app/jobs/personio%3Acofinity-x-gmbh%3A2823116 (read 2026-11-13).

## Facts (observed)

- Company: [Cofinity X Gmbh](https://alderhq.app/companies/cofinity-x-gmbh)
- Location text: Köln; Hybrid
- Where it can be done from (inferred): Hybrid · Germany (evidence: "Location: Köln; Hybrid")
- Posted: 2026-10-01 (43 days ago)
- First seen by alder: 2026-11-04 · last verified: 2026-11-12
- Reposted: 0 times · edited: 0 times
- Apply on the employer's site: https://cofinity-x-gmbh.jobs.personio.de/job/2823116
- Skills listed (inferred): LLMs

## Pay and sponsorship

- Posted pay: not posted

## Description (the employer's text)

### Our vision - your future

Cofinity-X is a joint venture founded in 2023 by BASF, BMW Group, Henkel, Mercedes-Benz, SAP, Schaeffler, Siemens, T-Systems, Volkswagen, and ZF. Established by industry experts, our company is primed for growth and is intended to be further led by professionals like yourself.

### Your mission

- Lead our Machine Learning team and contribute to the development of sovereign AI in Europe
- Architect the training and fine-tuning of AI models using sovereign dataspace technology
- Set the technical direction for our ML roadmap, integrating cutting-edge AI innovation into our sovereign dataspace technology
- Support Product Management in evaluating and defining AI/ML architectures for target products and solutions, balancing customer requirements and technical constraints
- Recruit, lead, mentor, and inspire your own team of highly skilled ML engineers
- Partner with our HR team to scale the team through active sourcing, interviewing, and onboarding
- Coach and develop team members while fostering an inclusive, collaborative, and intellectually rigorous culture
- Work together with dataspace technology experts and product teams
- Contribute heavily to open-source projects
### Your profile

- Master’s degree in Machine Learning, Computer Science, or a related discipline (PhD is a plus)
- 7+ years of experience in Machine Learning, ideally with experience in federated learning
- 3+ years of experience leading technical projects and people
- Proven experience working with product teams to bring ML products to market
- Deep understanding of modern ML infrastructure, LLMs, and AI tooling
- Outstanding stakeholder management skills and comfort working with senior leader
- Strong interest in sovereign AI and dataspace technology (Catena-X, Gaia-X, IDSA)
- Track record of open-source contributions and a strong understanding of how open-source projects work
- Good German and English language skills, both written and spoken
### Why us?

- Hybrid working model
- Balanced work-life balance with flexible working hours
- Annual training budget for continuous professional and personal development (1.500 EUR)
- Free choice of hardware
- Monthly lunch subsidy (up to 115 EUR)
- Deutschland Ticket and Job Bike for environmentally friendly mobility options
- Workation to work remotely from different locations within the EU
- We offer every employee a pensions scheme (bAV) with company sponsorship
- Regular team events to strengthen cohesion and foster a positive working atmosphere
- A modern office with an impressive view of the Cologne Cathedral

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Data: alder (https://alderhq.app). Cite https://alderhq.app/jobs/personio%3Acofinity-x-gmbh%3A2823116 and the date you read it. Observed facts come from the employer's own listing; location reach, level, family and skills are inferences.