Research Scientist, Agent Post-Training

Research Scientist, Agent Post-Training

Full-Time 60000 - 80000 £ / year (est.) No working from home possible
Software Careers

At a Glance

  • Tasks: Lead groundbreaking research in AI and design scalable experiments for post-training models.
  • Company: Join DeepMind, a pioneering AI lab focused on transformative technology.
  • Benefits: Collaborative culture, diverse learning opportunities, and career growth in a dynamic environment.
  • Other info: Exciting opportunity to work with interdisciplinary teams and advance your career.
  • Why this job: Make a real impact in AI development and solve complex global challenges.
  • Qualifications: Bachelor's or Master's in a related field with experience in reinforcement learning and machine learning frameworks.

The predicted salary is between 60000 - 80000 £ per year.

At Google DeepMind, we've built a unique culture and work environment where long-term ambitious research can flourish. In this role, you will push the frontier of agentic tasks in post-training large language models as a Research Scientist or Research Engineer (we are open to both). As part of the Gemini post-training team, you will have the chance to drive the research that makes up the backbone of upcoming releases. You will help bridge research and engineering by designing scalable experiments and building reliable infrastructure for tool use and reinforcement learning.

Artificial intelligence will be one of humanity's most transformative inventions. At Google DeepMind, we are a pioneering AI lab with exceptional interdisciplinary teams focused on advancing AI development to solve complex global challenges and accelerate high-quality product innovation for billions of users. We use our technologies for widespread public benefit and scientific discovery, ensuring safety and ethics are always our highest priority. We are pushing the boundaries across multiple domains. Our global teams offer various learning opportunities and varied career pathways for those driven to achieve exceptional results through collective effort.

Responsibilities

  • Lead the full research process, from forming hypotheses to delivering direct impact in Gemini post-training.
  • Design effective ablations to systematically validate and iterate on research ideas.
  • Communicate research findings and experimental results through clear plots and reports.
  • Develop reliable infrastructure and utilities to support post-training research and evaluations.
  • Collaborate with other researchers and engineers to accelerate project velocity.

Skills Required

  • Reinforcement learning (RL)
  • Supervised fine-tuning (SFT)
  • Agent-based systems
  • JAX
  • Flax
  • TensorFlow
  • PyTorch
  • Systems design

Minimum qualifications:

  • Bachelor's or Master's degree in Computer Science, Machine Learning, a related quantitative field, or equivalent practical experience.
  • 2 years of experience with reinforcement learning (RL), supervised fine-tuning (SFT), or agent-based systems, including modeling or applied infrastructure.
  • 2 years of experience with machine learning frameworks such as JAX, Flax, TensorFlow, or PyTorch, and scaling experiments.

Preferred qualifications:

  • PhD in Computer Science, Machine Learning, or a related quantitative field.
  • Publications in reinforcement learning (RL), tool-use, or agentic systems, or applied projects demonstrating infrastructure for agentic setups.
  • Experience balancing research velocity and code quality, including managing technical debt.
  • Ability to investigate complex technical issues and develop high-standard scientific artifacts.
  • Preference for simple, elegant solutions to research problems.
  • Experience with systems design and managing code complexity in large codebases.
Software Careers

Contact Details:

Software Careers Recruitment Team

We think you need these skills to ace Research Scientist, Agent Post-Training

Reinforcement Learning (RL)
Supervised Fine-Tuning (SFT)
Agent-Based Systems
JAX
Flax
TensorFlow
PyTorch