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Senior Backend Engineer

London, England, United Kingdom💼 Full-time🗓 2026-02-11 → 2026-09-26

Core

Design and build modular, scalable, and performant backend systems for a smart saving and investing app serving millions of users across Europe.

Role type

Senior Backend Engineer

Builds

Scalable backend services and APIs for an automated savings and investment platform

Domain

Fintech / Personal Finance

Deliverable

production ML models | product features

Required skills

Software engineering, system design, root cause analysis, mentoring, cross-functional collaboration, agile development, technical planning, problem-solving

Preferred skills

Experience with strongly and dynamically typed languages, process improvement, stakeholder communication

Technologies

Kotlin, Spring Boot, Python, FastAPI, Postgres, BigQuery, GCP, Kubernetes, Docker, RabbitMQ, Terraform, Grafana, Prometheus, Datadog

Responsibilities

Create and design modular, scalable, testable, and performant systems; identify root causes of system issues and determine resolutions; work across the full software development lifecycle

Seniority

Senior, hands-on IC

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