Research Engineer, Pretraining
Anthropic · London, UK · AI Research & Engineering · listed February 17, 2026
The shape of it
Seniority
Not stated
Where
Hybrid
Requirements listed
8
Length
1,542 words
In the posting’s own words
View research and engineering as two sides of the same coin, and seek to understand all aspects of our research program as well as possible, to maximize the impact of your insights
What it asks for · 8
- Advanced degree (MS or PhD) in Computer Science, Machine Learning, or a related field
- Strong software engineering skills with a proven track record of building complex systems
- Expertise in Python and experience with deep learning frameworks (PyTorch preferred)
- Familiarity with large-scale machine learning, particularly in the context of language models
- Ability to balance research goals with practical engineering constraints
- Strong problem-solving skills and a results-oriented mindset
- Excellent communication skills and ability to work in a collaborative environment
- Care about the societal impacts of your work
Also a plus
- Work on high-performance, large-scale ML systems
- Familiarity with GPUs, Kubernetes, and OS internals
- Experience with language modeling using transformer architectures
- Knowledge of reinforcement learning techniques
- Background in large-scale ETL processes
What the job covers
- Have significant software engineering experience
- Are results-oriented with a bias towards flexibility and impact
- Willingly take on tasks outside your job description to support the team
- Enjoy pair programming and collaborative work
- Are eager to learn more about machine learning research
- Are enthusiastic to work at an organization that functions as a single, cohesive team pursuing large-scale AI research projects
- Are working to align state of the art models with human values and preferences, understand and interpret deep neural networks, or develop new models to support these areas of research
- View research and engineering as two sides of the same coin, and seek to understand all aspects of our research program as well as possible, to maximize the impact of your insights
- Have ambitious goals for AI safety and general progress in the next few years, and you’re working to create the best outcomes over the long-term.
Degree language
- Advanced degree (MS or PhD) in Computer Science, Machine Learning, or a related field
Tools and skills named
Models & research
- Machine learning8×
- GPU4×
- Deep learning2×
- PyTorch2×
- Reinforcement learning2×
Cloud & infra
- Kubernetes2×
Data
- ETL2×
Languages
- Python2×
Words the posting leans on
- research12×
- large-scale10×
- models10×
- engineering8×
- experience7×
- impact6×
- machine learning6×
- skills6×
- attention4×
- collaborative4×
- deep4×
- familiarity4×
- goals4×
- gpus4×
- internals4×
- language4×
Counted from the posting after the mission statement and the legal notices are set aside. The ones near the top are the ones a screener is looking for.
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