Senior Software Engineer II at RELX in Oklahoma City, OK focuses on building and operating production AI systems end to end.

Design, build, and deploy production AI systems, including agentic workflows, RAG services, and structured extraction pipelines across multiple business units
Collaborate with business stakeholders and technical team members to scope AI use cases, define success metrics, and finalize requirements
Create and review detailed technical specifications and architecture documents for complex AI components
Build and maintain evaluation harnesses, establishing accuracy, latency, and cost baselines and monitoring results in production
Apply 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
Implement and maintain CI/CD and deployment automation for AI services across AWS and Azure
Develop in an Agile environment, partnering with engineering, product, and business functions
Mentor less-senior engineers on AI system design, evaluation methodology, and production readiness

5+ years of software engineering experience
2+ years building and shipping LLM-based or ML-based systems to production
BS in Engineering/Computer Science or equivalent experience
Proven ability to own an AI feature or service end to end: design, evaluation, deployment, and monitoring
Expert proficiency in TypeScript/Node.js and/or Python; C#/.NET knowledge is a plus
Hands-on experience with LLM platforms and APIs (including Azure OpenAI or equivalent), covering 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, including Zod, Pydantic, and JSON Schema
Experience with AI evaluation frameworks: golden datasets, LLM-as-judge, precision/recall on extraction tasks, regression testing for prompts and agents
Strong SQL skills and experience with relational and vector data storage (SQL Server, PostgreSQL, Elasticsearch/vector stores)
Working experience with AWS and Azure: compute, storage, networking, IAM, and managed AI services; containerized deployment (Docker, Kubernetes or equivalent), secrets management, and observability (token usage, latency, cost attribution)
Knowledge of software development best practices, including test-driven development and code review

Comprehensive multi-carrier medical, dental and vision benefits
401(k) with match and an Employee Share Purchase Plan
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
Annual Paid Time Off, up to two days of paid leave for Employee Resource Group participation and volunteering
Annual incentive bonus

Performs complex research, design, and software development for production AI systems, including agentic workflows, LLM-powered pipelines, retrieval-augmented generation (RAG), and structured extraction services
Provides input to project plans, schedules, and methodology for cross-functional AI products
Leads system design across multiple systems and data sources
Mentors more-junior team members and collaborates with business stakeholders to convert ambiguous, unstructured problems into measurable AI solutions

Location: Oklahoma City, OK (onsite) · Salary: USD 95,300 - 158,800 per year · Minimum Experience: 5 years

Senior Software Engineer II

Job Description