Senior AI Engineer

Company: Causaly
Apply for the Senior AI Engineer
Location: London
Job Description:

Overview

In this role you will design and deliver end-to-end AI/ML solutions that power biomedical research at scale. You will work across the product and engineering teams to ship AI-powered features that improve researchers’ workflows and decision making. The position blends cutting-edge techniques with pragmatic, reliable software practices to create trustworthy, production-ready systems. You’ll contribute to a mission-driven platform that accelerates scientific breakthroughs for health. This is an opportunity to shape how biomedical professionals explore knowledge and solve real-world health challenges.

Pay / Benefits

  • Competitive compensation
  • Private medical and dental insurance
  • Life insurance (4x salary)
  • Personal development budget
  • Wellbeing budget
  • 25 days holiday + bank holidays + your birthday off

Responsibilities

  • Design and implement ML/AI features end-to-end from ideation to deployment and monitoring
  • Apply modular, testable software engineering practices (CI/CD, testing, observability) to AI systems
  • Evaluate ML approaches (classical, NLP, LLM-based, agentic) to balance speed, cost, and performance
  • Collaborate with product, design, and other engineers to scope work and ship user-facing AI features
  • Document architectures and decisions to enable alignment and onboarding across teams
  • Champion data quality, dataset versioning, evaluation, and real-world performance tracking
  • Mentor junior AI engineers and cross-functional teammates to grow a high-trust, high-performance team culture
  • Stay up-to-date with research and tools and translate insights into product opportunities
  • Contribute to knowledge sharing through internal channels and technical talks

Key requirements

  • Master’s degree in Computer Science, Electrical Engineering or related field
  • 5+ years of experience building AI/ML systems in production
  • Proficiency in Python and frameworks such as PyTorch, TensorFlow, or LangChain with model packaging into APIs
  • Clear, structured communication
  • Collaborative mindset in cross-functional teams
  • Mentorship and leadership potential
  • ML/AI system design and deployment
  • PyTorch, TensorFlow, LangChain
  • LLMs, embeddings, prompt engineering, fine-tuning

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Posted: October 1st, 2026