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WE

Weekday

senior · Full Time

Founding Applied AI Engineer (Agentic Systems)

This role is for one of our clientsLocation: London (On-site)Experience: 3–10 yearsStage: Seed → Series BRole Type: Early hire / founding engineer\n\n

Salary

Competitive

Location

London, GB

Job Type

Full Time

Posted

4mo ago

About the Role

This role is for one of our clients


Location: London (On-site)

Experience: 3–10 years

Stage: Seed → Series B

Role Type: Early hire / founding engineer

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Why This Role Exists

You’ll build the next generation of production-grade AI systems — agents that reason, act, and operate reliably in messy, real-world environments.


What You’ll Do

Design and ship agentic AI systems

Build RAG pipelines and tool-using agents

Deploy and monitor LLM workloads in production

Focus on evaluation, reliability, and safety

Integrate AI into core product workflows

Work closely with founders and customers


What We’re Looking For

Experience shipping AI systems to real users

Deep familiarity with agents, RAG, orchestration

Python-first

Production ML / LLM operations experience

Comfort operating in early-stage environments


Nice to Have

LangGraph / Temporal / orchestration frameworks

Vector databases

HIPAA / SOC-2 systems

Terraform / Kubernetes

Edge or real-time AI systems


Job Details

Location

London, GB

Salary

Competitive

Job Type

Full Time

Work Mode

onsite

Posted

4mo ago

Experience

senior

WE

Weekday

London, GB · Full Time · Actively Hiring