Relx Group

Principal AI Software Engineer

Relx Group$115K — $192K *
Enterprise Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • 5-7 years in AI and software engineering roles.
  • Proven mentoring and team management experience.
  • Strong track record in delivering scalable distributed systems and APIs.
  • Hands-on experience with retrieval-augmented generation (RAG) workflows.
  • Solid understanding of LLM integration and vector search strategies.
  • Experience in building AI-powered services for production.
  • Ability to streamline processes and improve delivery velocity.

Responsibilities

  • Mentor and guide six direct reports.
  • Drive and own technical strategies for CK AI Service.
  • Design and govern retrieval-augmented generation (RAG) workflows.
  • Enhance delivery velocity and reduce operational bottlenecks.
  • Establish sustainable leadership models for team growth.
  • Collaborate with Data Science teams to inform product road maps.
  • Standardize AI patterns for better observability and performance.

Benefits

  • Country-specific benefits packages.
  • Annual incentive bonus opportunities.
Full Job Description
Job Description

About the role - As a Principal AI Engineer- This position serves as a subject matter expert for a specific team of Software Engineers. In addition to writing code on complex systems and applications, this position provides direction on project plans, schedules, and methodologies.

About the team, This team supports CK AI Service team. The new Lead Engineer will have six direct reports and will own the technical strategy and execution for the CK AI Service, including the design and governance of retrieval-augmented generation (RAG) workflows and API expansion. This role will improve delivery velocity, reduce bottlenecks and single points of failure, drive standardization, mentoring, and cross-functional alignment as the platform matures, and establish a sustainable leadership model to support the planned division and growth of the team.

Requirements
  • Proven ability to l mentor, and grow engineering teams, including managing performance, career development, and team health
  • Established track record of creating high-performing, collaborative team environments and reducing knowledge silos
  • Ability to remove blockers, manage priorities, and improve delivery velocity across a team
  • Experience establishing scalable team structures and leadership models to support growth
  • Deep expertise in designing and delivering distributed systems and APIs at scale
  • Ability to define and execute technical strategies, balancing short-term delivery with long-term platform sustainability
  • Experience with microservices architecture, API design, and system integration
  • Proven ability to identify and eliminate single points of failure and improve system resilience
  • Hands-on experience designing and implementing retrieval-augmented generation (RAG) workflows
  • Understanding of:
    • LLM integration and orchestration
    • Embeddings and vector search
    • Retrieval pipelines and ranking strategies
  • Experience building AI-powered APIs and services for production environments
  • Ability to govern and standardize AI patterns, including evaluation, observability, and performance optimization


Responsibilities
  • Mentoring of six direct reports.
  • Driving and owning the technical strategy and execution for the CK AI Service, including the design and governance of retrieval-augmented generation (RAG) workflows and API expansion.
  • Improving the delivery velocity, reducing bottlenecks and single points of failure, driving standardization, mentoring, and cross-functional alignment as the platform matures
  • Establishing a sustainable leadership model to support the planned division and growth of the team.
  • Collaborating with our Data Science team to help drive product road map and feature design forward.


U.S. National Base Pay Range: $115,400 - $192,300. Geographic differentials may apply in some locations to better reflect local market rates.If performed in New Jersey, the base pay range is $130,284 - $208,116.This job is eligible for an annual incentive bonus.
We know your well-being and happiness are key to a long and successful career. We are delighted to offer country specific benefits. Click here to access benefits specific to your location.

About Relx Group

RELX Group is a global provider of information-based analytics and decision tools for professional and business customers. The company operates in four market segments: scientific, technical and medical; risk and business analytics; legal; and exhibitions. RELX's products and services include electronic databases, online information services, workflow tools, and print and digital books. The company was founded in 1993 and is headquartered in London, England.
Learn more about Relx Group
Size
33,500 employees
Market Cap
$53.1 billion
Industry
Net Income
$1.2 billion
Founded
2018
5 Year Trend
+1%
Revenue
$7.1 billion
NASDAQ

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