Senior AI-Native Systems Engineer – Client-Facing

EY; Buffalo (NY); Hybrid; USD 107,000 - 177,000; Full time

Benefits offered by this job

Total Rewards package incl medical/dan

Hybrid work model (40-60% in person)

Flexible vacation policy

Job summary

EY is seeking senior engineers for the Advanced Forward Engineering team to design, build, and deliver AI-native systems inside regulated client environments. You will own end-to-end delivery, write production-grade code, and collaborate with platform, security, and governance partners.

This role emphasizes embedding with clients, pragmatic tradeoffs, and turning EY platform capabilities into real business impact.

Qualifications

• 5+ years delivering complex software systems in enterprise or regulated environments.
• Hands-on experience building and deploying distributed systems, APIs, integrations, or data-intensive applications.
• Experience with modern AI application stacks (e.g., LLM-backed systems, agentic workflows).

Responsibilities

• Embed directly with client teams to frame problems and define delivery paths under regulatory constraints.
• Own end-to-end delivery outcomes for engagements from shaping to sustainment.
• Implement and manage AI-enabled workflows and integrations using platform capabilities.
• Write production-quality code (e.g., LangGraph, Python) aligned with enterprise standards.
• Make real-time delivery tradeoffs balancing functionality, safety, cost and timeline.
• Ensure solutions comply with security, AI integrity, and FinOps constraints.
• Capture field learnings and contribute feedback to platform evolution.
• Collaborate with integration, platform, and architecture teams to enable repeatable delivery patterns.

Skills

Ownership of complex problems

Engineering fundamentals

Client engagement

Pragmatic systems thinking

Clear communication

Reliability and trust

Curiosity in AI tools

Adaptability

Education

Bachelor’s or Master’s in CS or related field

Tools

LangGraph

Python

Orchestration frameworks

Job description

EY is seeking senior engineers for the Advanced Forward Engineering team to design, build, and deliver AI-native systems inside regulated client environments. You will own end-to-end delivery, write production-grade code, and collaborate with platform, security, and governance partners.

This role emphasizes embedding with clients, pragmatic tradeoffs, and turning EY platform capabilities into real business impact.