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ML Researcher

On-site in Barcelona·Full-time·Added 11 months ago

This job was published 11 months ago

Fundamental

12 open roles

Overview

Job details

  • Full-time hours

    Per the ad.

  • A relocation package

    Help with the move, per the ad.

  • Relocation help

    Indicative — the ad doesn’t promise sponsorship.

Requirements

  • Work in English

    English is required, per the ad.

  • Work on-site in Barcelona

    A relocation package offered.

  • University degree

    “BSc/MSc/PhD in computer science/machine learning” — per the ad.

Pay & benefits

What you'll get

  • Competitive compensation with salary and equity

  • Comprehensive health coverage for you and your dependents

  • Paid parental leave for all new parents, inclusive of adoptive and surrogate journeys

  • Relocation support for employees moving to join the team in one of our office locations

  • A mission-driven, low-ego culture that values diversity of thought, ownership, and bias toward action

Requirements

What we're looking for

  • Strong familiarity with the full research cycle in Machine Learning

  • Strong fundamentals of software engineering

  • Strong knowledge of Python, and its ML frameworks

  • Experience with:

    • Full lifecycle of AI model development

    • ML infrastructure frameworks and tools

    • Developing new ML methods, algorithms and models

    • GPUs (or TPUs) and distributed training

    • Scaling up models and training regimes

  • Knowledge of:

    • Classical ML methods and algorithms

    • Deep Learning techniques

Nice to have

  • Expertise within one of the following areas is a strong bonus: Architecture Research, Distillation (Model Compression), Evaluation, Code Generation, LLMs

  • Experience with foundational models, e.g. LLMs

  • Published research at AI conferences

  • Contributions to open source ML projects

  • Experience working with tabular data / predictive analytics

  • High Kaggle rank

  • BSc/MSc/PhD in computer science/machine learning

The role

Fundamental is an AI research lab pioneering the future of enterprise decision-making. Our flagship model, NEXUS is the world's most powerful Large Tabular Model (LTM) - purpose-built for the structured records that contain trillions of dollars in business value. With $275m in funding from leading investors and trusted by Fortune 100 companies, Fundamental is giving businesses the Power to Predict.

At Fundamental, you'll work on unprecedented technical challenges in foundation model development and build technology that transforms how the world's largest companies make decisions. This is your opportunity to be part of a category-defining company from the ground-up. Join the team defining the future of enterprise AI.

What you'll do

As part of the Research team, you will contribute to ideation, designing, implementing, and evaluating breakthrough Machine Learning models that will be deployed in the real world. Your work will be focused on the entire lifecycle of the models. Alongside the rest of the ML researchers in the team, you will be responsible for our models' performance in every meaning of this word - whether this means achieving high evaluation scores through novel architectures and training methods, establishing the evaluation protocols themselves, or implementing methods that allow for efficient training and inference. The greatest research is done through solid engineering, so alongside the research you will also take part in ensuring that our research code allows swift, rapid development and testing of new ideas - both your own and the rest of the team's.

About Fundamental

Fundamental is a London-based AI research and engineering company that develops advanced machine learning systems and developer tools. The company focuses on applied AI, bridging cutting-edge research with production-grade engineering to build products that serve developers and enterprises. Its team is composed of researchers, ML engineers, and software engineers working on model serving, MLOps, and applied AI challenges.

Fundamental is expanding its engineering and research presence in Spain, with a dedicated hub that hosts roles across ML research, MLOps, backend, and full-stack development. The company offers a research-driven culture with a strong emphasis on technical excellence, making it an attractive destination for international engineers and researchers looking to work on challenging AI problems while based in Spain.

Employees
11–50
Headquarters
London, UK

Good to know if you are moving

  • Fundamental is headquartered in London, UK, and is expanding its engineering hub in Spain, offering international professionals the chance to work on AI research and applied engineering from Spain.
  • The company's open roles in Spain span ML research, MLOps, backend, and full-stack engineering, indicating a strong focus on technical and research-oriented positions.
  • As a smaller, research-driven company, Fundamental likely offers a collaborative environment with direct impact on product decisions, appealing to engineers seeking meaningful contributions.
  • The Spain office appears to be a key part of the company's growth strategy, with multiple team lead roles (e.g., MLOps Team Lead, DevOps Team Lead) suggesting opportunities for career advancement.
All open roles at Fundamental
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BarcelonaRelocation helpNo Spanish needed
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See all 12 jobs