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Principal Software Engineer

TechTree's client
Salary
€100k – €200k
Work mode
Remote
London, United KingdomRemotePosted 17 weeks ago

What we're looking for

  • 5+ years building complex, production-grade systems.
  • Experience turning ambiguous requirements into scalable solutions.

About the role

ABOUT THE ROLE
You’ll work directly with hospitals and clinics to deploy and refine enterprise-grade systems. These include AI-driven patient communication and triage, agent orchestration systems, and secure healthcare data layers with low-latency voice and video.
This is a hands-on, Python-heavy role focused on building and scaling distributed systems and solving complex, high-impact problems.

WHAT WE LOOK FOR
Senior engineering experience
5+ years building complex, production-grade systems.
Systems builder
Experience turning ambiguous requirements into scalable solutions.
AI / domain experience (optional)
Background in healthcare, AI, or agentic systems is a plus.
High ownership
Comfortable operating in fast-moving environments with direct ownership.
Cultural fit
Low ego, high agency, and comfortable working in a lean team.

KEY RESPONSIBILITIES
Architect and scale AI agents for healthcare applications
Work on systems involving LLMs, reinforcement learning, and agent-based architectures
Collaborate with a small team to ship and iterate quickly
Solve high-impact problems including system performance and clinical accuracy

COMPENSATION & BENEFITS
Salary
€100,000 – €200,000
Equity
Equity included

Equity details

Type: equity

About TechTree's client

Stealth healthcare AI startup. Our mission is to use AI to automate GP diagnosis and build agents capable of full doctor-level tasks, making healthcare truly accessible. We're seeking exceptional senior engineers who thrive on solving humanity's toughest problems. Language? Tech stack? Secondary. If you're a proven builder who wields code as a tool to crack real-world challenges, we want you. Python is our core, but we're stack-agnostic for the right talent—bring your expertise in Rust, Go, TypeScript, or whatever fuels your best work.

Ready to apply?

Submit your application today.

Principal Software Engineer
€100k – €200k