Principal Machine Learning Engineer

About the Role

Our client, a leader in data-driven solutions, is looking for an exceptional Principal Machine Learning Engineer to join their esteemed team in Cardiff . This senior role involves architecting, building, and deploying sophisticated machine learning systems that address complex business challenges. You will lead critical projects, mentor a team of talented engineers, and contribute significantly to the company's technological roadmap. This is a fantastic opportunity to work on impactful AI applications, drive innovation, and shape the future of machine learning within a dedicated, on-site team environment that fosters deep collaboration and accelerated development. The role demands a blend of deep technical expertise and strong leadership capabilities, contributing to cutting-edge projects within our Cardiff -based headquarters.

Key Responsibilities

• Lead the design, development, and implementation of end-to-end machine learning pipelines and infrastructure.
• Develop and optimize advanced ML models for various applications, including predictive analytics, recommendation systems, and anomaly detection.
• Collaborate closely with data scientists, software engineers, and business stakeholders to define project requirements and deliver impactful solutions.
• Mentor and guide junior ML engineers, promoting best practices in code quality, testing, and deployment.
• Drive the adoption of new technologies and methodologies to enhance the ML platform's scalability, reliability, and performance.
• Troubleshoot and resolve complex technical issues in production ML systems.

Requirements

• Master's or Ph.D. in Computer Science, Engineering, Statistics, or a related quantitative field.
• 8+ years of professional experience in machine learning engineering, with a significant focus on building production-ready systems.
• Expertise in Python and common ML libraries (e.g., Scikit-learn, TensorFlow, PyTorch).
• Proven experience with cloud platforms (AWS, Azure, GCP) and MLOps best practices.
• Strong understanding of data structures, algorithms, and software design principles.
• Excellent leadership, communication, and problem-solving skills, with a commitment to on-site collaboration in Cardiff .

Benefits

• Highly competitive salary and substantial bonus opportunities.
• Comprehensive private medical, dental, and vision insurance.
• Generous pension contribution and life assurance.
• Professional development budget for training and conferences.
• On-site amenities and a supportive, collaborative work culture.
• Opportunity to work on transformative AI projects.