AI Backend Engineer — Production-Grade Agentic Systems

We Source Talent; United Kingdom; On-site; GBP 90,000 - 135,000; Full time

Job summary

We Source Talent is recruiting for an AI-native property platform backed by a $200M Series B, aiming to unify and scale agentic AI flows in production. You’ll focus on backend engineering that calls LLMs, ensuring low latency, reliability and cost control while preparing the platform for future acquisitions.

As an early core member with 3+ years of experience, you’ll design tasks, orchestrate subagents, and set architectural patterns for agentic systems as the team grows, with ownership of

Qualifications

• 3+ years of software engineering experience.
• Hands-on agentic system design experience.
• Backend engineering with production-scale systems.
• Bachelor's in Computer Science or a related field.

Responsibilities

• Unify existing AI flows into a coherent, reusable system.
• Build a robust evaluation layer across AI engine functionality.
• Scale the agentic infrastructure to absorb future acquisitions.
• Set architectural patterns for agentic systems as the org grows.

Skills

3+ years experience

Agentic system design

Backend engineering

Production AI systems

Education

Bachelor's in Computer Science or related field

Tools

LLMs

Job description

We Source Talent is recruiting for an AI-native property platform backed by a $200M Series B, aiming to unify and scale agentic AI flows in production. You’ll focus on backend engineering that calls LLMs, ensuring low latency, reliability and cost control while preparing the platform for future acquisitions.

As an early core member with 3+ years of experience, you’ll design tasks, orchestrate subagents, and set architectural patterns for agentic systems as the team grows, with ownership of