AI Agent Engineer - Production Systems & ADLC Lead

Sierra; Greater London; Hybrid; GBP 90,000 - 150,000; Full time

Benefits offered by this job

Flexible paid time off

Medical, dental, vision benefits

Discretionary benefit stipend

Equity plans

Job summary

Sierra is seeking engineers to design and deliver production-grade AI agents that are central to revenue growth. You will own the Agent Development Life Cycle from pilot through deployment, tuning, and iteration, and work with major enterprises and London startups to scale AI solutions.

Ideal candidates bring experience building end-to-end production systems, strong problem-solving, and the ability to communicate across technical and non-technical audiences in English and Spanish.

Qualifications

• Experience building and scaling end-to-end production systems.
• Strong communication with customers and cross-functional teams.
• Bilingual English/Spanish is a plus.

Responsibilities

• Design and deliver production-grade AI agents central to Sierra's growth.
• Own the Agent Development Life Cycle from pilot to production and iteration.
• Partner with large enterprises and startups to deploy AI agents at scale in London.
• Shape the platform evolution with customer feedback and collaboration with product teams.

Skills

Production systems

Customer communication

English & Spanish

Tools

React

TypeScript

Go

Job description

Sierra is seeking engineers to design and deliver production-grade AI agents that are central to revenue growth. You will own the Agent Development Life Cycle from pilot through deployment, tuning, and iteration, and work with major enterprises and London startups to scale AI solutions.

Ideal candidates bring experience building end-to-end production systems, strong problem-solving, and the ability to communicate across technical and non-technical audiences in English and Spanish.