Senior Machine Learning Scientist

Senior Machine Learning Scientist – GenAI Applications 

Contract End Date: 31 December 2026
About the Role An international, data-driven technology organisation is seeking a Senior Machine Learning Scientist to join its GenAI Applications team within a large-scale Data & AI function.
This team designs and delivers agentic, ML-powered solutions for high-impact, customer-facing digital products, including search experiences, planning tools, and intelligent assistants. The role offers the opportunity to work on cutting-edge Generative AI applications that operate at significant scale and directly influence end-user experiences.
What You’ll Be Doing

• Researching, designing, and developing machine learning and Generative AI solutions for production environments
• Applying state-of-the-art techniques across LLMs, NLP, Computer Vision, recommendation systems, and agent-based architectures
• Training, fine-tuning, and evaluating ML models using large, complex datasets
• Defining success metrics and leading structured experimentation to measure impact
• Conducting detailed data analysis, including model performance evaluation, label quality assessment, and feature exploration
• Writing clean, scalable, and reusable code and contributing to shared ML frameworks
• Collaborating closely with ML Engineers to ensure models meet latency, throughput, and production requirements
• Working cross-functionally with product, engineering, and analytics teams to translate business problems into ML solutions
• Communicating insights, results, and trade-offs clearly to technical and non-technical stakeholders

What We’re Looking For Experience & Education

• MSc with 3+ years of relevant industry experience or PhD with 2+ years of experience
• Advanced academic or commercial experience applying machine learning to real-world business problems
• Degree (or equivalent experience) in Computer Science, AI, Engineering, Mathematics, Physics, or a related quantitative field
• Evidence of research impact (e.g. publications, patents, open-source contributions) is advantageous

Technical Skills

• Strong expertise in Machine Learning and Generative AI at scale
• Advanced knowledge of Natural Language Processing and Computer Vision
• Experience working across multiple ML disciplines, including:
  • Large-scale data processing
  • Model development and optimisation
  • Statistics and experimentation
  • Data visualisation
  • Software engineering best practices
• Strong working knowledge of:
  • Python
  • Java
  • SQL
  • Spark or similar big data technologies
  • Kafka, Hadoop, or equivalent platforms
• Experience using version control systems (e.g. Git)

Collaboration & Leadership

• Proven ability to work cross-functionally with engineers, product managers, analysts, and UX specialists
• Strong communication skills in English (written and verbal)
• Experience driving technical initiatives that improve product quality, performance, and productivity
• Comfortable mentoring others, providing constructive feedback, and leading by example

Why Apply

• Work on high-impact GenAI products used at global scale
• Collaborate with highly skilled, multidisciplinary teams
• Tackle complex technical challenges in a fast-moving AI environment
• Long-term contract through December 2026