Software Engineer, Backend
JunctionUnited Kingdom • Portugal • Ireland
Posted November 26, 2025
90000 - 115000 GBP year
Full Time
About the Company
Junction is a digital health integration platform that unifies APIs from wearables, medical devices, and lab services, enabling developers at metabolic and longevity companies to access granular health data remotely. Its end‑to‑end workflow handles test ordering, results retrieval, and coordination across 5,000+ walk‑in centers, mobile phlebotomy, and kit shipping, dramatically reducing operational overhead. Junction supports a broad spectrum of use cases—from correlating HRV and sleep with recovery, to managing chronic conditions with blood‑pressure monitors and CGMs, to scaling data collection for clinical trials. By delivering a single universal API, the platform empowers teams to personalize treatment plans, extract actionable insights, and improve outcomes across multiple healthcare sectors.
Job Description
We are building the infrastructure layer for diagnostic healthcare, making patient data accessible, actionable, and automated across labs and devices. We're seeking a Backend Engineer to join our team of 6 engineers.
Requirements
- Startup engineering experience where you influenced what to build, not just how to build it
- Strong backend engineering experience: designing and building APIs, working with distributed systems, queues, services, debugging complex production issues
- Ability to turn messy or unclear problems into a clear plan
- Comfortable working primarily on backend, with some full-stack work when needed
- Strong product judgment - within a clear product direction
- Fast iteration based on feedback and metrics
- Comfortable working in a domain with hard constraints and complex real-world edge cases
Benefits
- Generous early stage options
- Regular in person offsites
- Bi-weekly team happy hours & events remotely
- Monthly learning budget of $300 for personal development/productivity
- Flexible, remote-first working - including $1K for home office equipment
- 25 days off a year + national holidays
- Healthcare cover depending on location