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Full Stack Engineer (Delivery) at FITFILE Group Limited

Join FITFILE Group Limited as a Full Stack Engineer (Delivery) and help transform how the world uses health data. In this high-impact role, you'll bridge the gap between core engineering and major partners like the NHS and big pharma, writing production code across TypeScript and Python while owning the deployment of a platform serving a £7bn market. With a virtual-first culture and a flat structure, you'll tackle technically complex problems that directly improve patient outcomes. If you have 5+ years of experience and a passion for building secure, scalable data systems, this is your chance to join a well-resourced scale-up at the forefront of health tech.

About this role

Role overview

You will own the technical delivery and maintenance of customer environments for FITFILE Group Limited’s health data platform. Balancing deep engineering execution with cross-functional coordination, you'll bridge the gap between core engineering and high-profile clients like the NHS. This hands-on role involves writing production code, managing deployments, and solving complex infrastructure challenges.

About the company

Founded in 2020, FITFILE is a well-resourced data technology company with the single-minded purpose of transforming the scale and value of health data usage.

The company’s mission is to deliver safer, faster and better health data at any scale. FITFILE’s peerless combination of unique capabilities combines a decentralised approach to data access and computation with the widest possible range of privacy treatment and highly sophisticated data linkage technology. For example, FITFILE has class-leading capabilities around remote discovery of population cohorts, probabilistic linkage of clinical and non-clinical data, and internationally patented linkage of irreversibly anonymised records.

The result is a product offering that optimises privacy and data utility in a more scalable manner than legacy solutions – which in turn unlocks vastly greater data volumes on a much larger number of people for higher-quality and more actionable insights.

FITFILE’s experienced and motivated team is commercialising a suite of innovative products for life science, health system, tech and non-tech partners in the UK, Europe and beyond against limited competition. The company will be a major player in supercharging a directly addressable market estimated to grow quickly to at least £7bn in the next 5 years.

What you'll do

What you will do

  • Lead the technical implementation of software into client environments, provisioning infrastructure via Terraform and managing application deployment using Argo CD.
  • Build and ship production features across the full stack using TypeScript, Node.js, and Python while optimizing complex queries within PostgreSQL databases.
  • Act as the primary technical bridge for NHS and pharma customers, managing discovery, explaining complex technical trade-offs, and ensuring environment stability.

Who you are

Who this is a fit for

  • Has 5+ years of software engineering experience building and operating production systems, with a proven track record of owning technical problems end-to-end.
  • Possesses deep technical proficiency in TypeScript, Python, and SQL, alongside hands-on experience with Kubernetes, cloud platforms (Azure/AWS), and Infrastructure as Code.
  • Demonstrates experience working within healthcare domains (NHS or Life Sciences), understanding the sensitivity, structure, and legal governance of patient data.

Why this role

Why this role is remarkable

  • Work on technically complex health data problems with real-world consequences for research and patient outcomes alongside an experienced, results-oriented leadership team.
  • Join a well-resourced scale-up with unique, internationally patented linkage technology and no direct competition in an addressable market estimated at £7bn.
  • Enjoy a virtual-first model with genuine flexibility, a flat structure where engineers directly influence operations, and dedicated time/budget for professional development.

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