Senior ML Engineer – AI Platform (Flexible Hours)

RELX International; East Devon; Hybrid; GBP 75,000 - 120,000; Full time

Job summary

LexisNexis Intellectual Property Solutions, part of RELX, is seeking a developer to shape the AI capabilities behind our IP analytics platform in a collaborative, flexible environment.

You will research, design and deliver agentic AI features, build scalable services and mentor junior engineers while working across the full development lifecycle with Python, AWS and data libraries like pandas and FAISS.

Qualifications

• Experience with modern Python codebases.
• Experience with AWS or a comparable cloud platform, including infrastructure-as-code practices.
• A solid understanding of software engineering principles, techniques and delivery processes.
• Experience with generative AI and agentic AI systems.
• Strong interpersonal, communication and presentation skills, with the ability to engage varied audiences.
• Experience with Azure Pipelines and Terraform is desirable, but not essential.

Responsibilities

• Research and evaluate emerging AI technologies for use in customer-facing features.
• Design and build agentic AI systems and AI-powered product capabilities.
• Develop reusable frameworks for evaluating AI quality, safety and performance.
• Build scalable, high-performance and cost-efficient services.
• Work with technologies including Python, AWS (EKS, S3, RDS and Terraform), and AI/ML and data-science libraries such as Google ADK, pandas and FAISS.
• Help develop and evolve AWS platform infrastructure using Terraform, including RDS instances and EKS clusters.
• Mentor junior developers in engineering best practices, including test-driven development with pytest and idiomatic Python.
• Write and review detailed technical specifications for moderately complex system components.
• Participate actively in development processes, code reviews and Scrum ceremonies.
• Collaborate closely with stakeholders across the organisation.

Skills

Python

AWS

Terraform

AI/ML

Code reviews

Mentoring

Scrum

Tools

Google ADK

Pandas

FAISS

Azure Pipelines

Job description

LexisNexis Intellectual Property Solutions, part of RELX, is seeking a developer to shape the AI capabilities behind our IP analytics platform in a collaborative, flexible environment.

You will research, design and deliver agentic AI features, build scalable services and mentor junior engineers while working across the full development lifecycle with Python, AWS and data libraries like pandas and FAISS.