CareerPlanSign in

Senior Kotlin Engineer

London💼 Full-time🗓 2025-09-23 → 2026-09-26

Core

Senior Kotlin engineer building next-generation lending, credit card, and auto-finance products using Kotlin, AWS, and GraphQL.

Role type

Senior IC backend engineer (Kotlin)

Builds

Next-gen lending platform, credit card, and auto-finance products

Domain

Fintech (consumer finance, lending, credit cards, auto-finance)

Deliverable

production ML models | product features

Required skills

Kotlin, relational databases, software architecture, automated testing, financial business domains

Preferred skills

GraphQL, NoSQL, Kanban

Technologies

Kotlin, AWS, GraphQL, Postgres, RabbitMQ, Docker, Kubernetes, Gradle, GitHub Actions, JUnit Jupiter, Kotest, TestContainers, React, React Native, TypeScript, MobX, Redux, Stylus, SASS

Responsibilities

Build and integrate new APIs for collections function, create internal tools, support product expansion in the US, contribute to collaborative design forums

Seniority

Senior, hands-on IC

Sourced via ashby · Listed on CareerPlan, which tracks 70,000+ jobs from 20+ sources.