Senior Software Engineer II

LexisNexis Risk Data Management, LLC Company; Oklahoma City (OK); On-site; USD 95,000 - 159,000; Full time

Benefits offered by this job

Health benefits

401(k) with match

Employee Share Purchase Plan

Wellbeing program (Headspace)

Disability & Life Insurance

Family benefits

Job summary

RELX in the United States is seeking an experienced AI Software Engineer to design and deliver production AI systems, including agentic workflows, RAG pipelines, and structured extraction services. You will translate ambiguous business problems into measurable AI solutions and mentor junior engineers across teams.

The role requires strong TypeScript/Node.js and Python skills, hands-on experience with LLM platforms, and cloud deployment on AWS and Azure.

Qualifications

• 5+ years of software engineering experience; 2+ years shipping LLM/ML into production.
• End-to-end ownership of an AI feature or service: design, deployment, and monitoring.
• Expert proficiency in TypeScript/Node.js and/or Python; C#/.NET a plus.
• Hands-on with LLM platforms and APIs (Azure OpenAI or equivalent).
• Experience building RAG pipelines with embedding, retrieval, grounding, and justification.

Responsibilities

• Design, build, and deploy production AI systems across business units.

Skills

TypeScript/Node.js

Python

C#/.NET

LLM platforms & APIs

RAG pipelines

SQL

Education

BS in Engineering/Computer Science

Tools

SQL Server

PostgreSQL

Elasticsearch

Docker

Kubernetes

Azure OpenAI

AWS

Job description

About The Role

This position performs complex research, design, and software development assignments in the design and delivery of production AI systems, including agentic workflows, LLM-powered pipelines, retrieval-augmented generation (RAG), and structured extraction services. The position provides direct input to project plans, schedules, and methodology for cross‑functional AI products; performs system design, typically across multiple systems and data sources; mentors more‑junior members of the team; and works directly with business users and stakeholders to translate ambiguous, unstructured problems into measurable AI solutions.

Requirements

Requirements: 5+ years of software engineering experience, including 2+ years building and shipping LLM-based or ML-based systems to production BS in Engineering/Computer Science or equivalent experience required Demonstrated track record of owning an AI feature or service end to end: design, evaluation, deployment, and monitoring Expert proficiency in TypeScript/Node.js and/or Python; working knowledge of C#/.NET is a plus Hands‑on experience with LLM platforms and APIs (Azure OpenAI or equivalent), including prompt design, tool/function calling, structured outputs, and model selection tradeoffs Experience building RAG pipelines: chunking, embedding, hybrid retrieval, reranking, and grounding/citation Strong understanding of schema‑driven structured extraction from unstructured data (Zod, Pydantic, JSON Schema) and validation strategies Experience with evaluation frameworks for AI systems: golden datasets, LLM‑as‑judge, precision/recall on extraction tasks, regression testing of prompts and agents Strong SQL proficiency and understanding of relational and vector data storage (SQL Server, PostgreSQL, Elasticsearch/vector stores) Working experience with both AWS and Azure, including compute, storage, networking, IAM, and managed AI services; containerized deployment (Docker, Kubernetes or equivalent), secrets management, and observability (token usage, latency, cost attribution) Strong knowledge of software development best practices, test‑driven development, and code review

Responsibilities

• Design, build, and deploy production AI systems including agentic workflows, RAG services, and extraction pipelines across multiple business units
• Interface with business stakeholders and technical team members to scope AI use cases, define success metrics, and finalize requirements
• Write and review detailed technical specifications and architecture documents for complex AI system components
• Build and maintain evaluation harnesses; establish accuracy, latency, and cost baselines and monitor them in production
• Implement responsible AI practices: data handling, PII controls, hallucination mitigation, auditability, and human review where required
• Own cost and performance of LLM workloads, including model selection, caching, and usage attribution
• Build and maintain CI/CD pipelines and deployment automation for AI services across AWS and Azure environments
• Operate in Agile development environments while collaborating with key stakeholders across engineering, product, and business functions
• Mentor less‑senior engineers on AI system design, evaluation methodology, and production readiness

Working for you

We know that your wellbeing and happiness are key to a long and successful career. These are some of the benefits we are delighted to offer:

• Health Benefits: Comprehensive, multi‑carrier program for medical, dental and vision benefits
• Retirement Benefits: 401(k) with match and an Employee Share Purchase Plan
• Wellbeing: Wellness platform with incentives, Headspace app subscription, Employee Assistance and Time‑off Programs
• Short‑and‑Long Term Disability, Life and Accidental Death Insurance, Critical Illness, and Hospital Indemnity
• Family Benefits, including bonding and family care leaves, adoption and surrogacy benefits
• Health Savings, Health Care, Dependent Care and Commuter Spending Accounts

In addition to annual Paid Time Off, we offer up to two days of paid leave each to participate in Employee Resource Groups and to volunteer with your charity of choice

U.S. National Base Pay Range: $95,300 - $158,800. Geographic differentials may apply in some locations to better reflect local market rates.

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.

We are committed to providing a fair and accessible hiring process. If you have a disability or other need that requires accommodation or adjustment, please let us know by completing our Applicant Request Support Form or please contact 1-855-833-5120.

We are an equal opportunity employer: qualified applicants are considered for and treated during employment without regard to race, color, creed, religion, sex, national origin, citizenship status, disability status, protected veteran status, age, marital status, sexual orientation, gender identity, genetic information, or any other characteristic protected by law. USA Job Seekers: EEO Know Your Rights.

RELX is a global provider of information‑based analytics and decision tools for professional and business customers, enabling them to make better decisions, get better results and be more productive. Our purpose is to benefit society by developing products that help researchers advance scientific knowledge; doctors and nurses improve the lives of patients; lawyers promote the rule of law and achieve justice and fair results for their clients; businesses and governments prevent fraud; consumers access financial services and get fair prices on insurance; and customers learn about markets and complete transactions. Our purpose guides our actions beyond the products that we develop. It defines us as a company. Every day across RELX our employees are inspired to undertake initiatives that make unique contributions to society and the communities in which we operate.