Job Title

Lead Backend Engineer (Kotlin/JVM) in a B2B FinTech startup Not sure what skills you will need for this opportunity Simply read the full description below to get a complete picture of candidate requirements.Hands-on, leading a team of 4 Up to 100,000 + Equity + Benefits Hybrid Remote: 3 Days in Central London office, 2 days working from home Join a B2B FinTech startup backed by a global bank, that is transforming the financial advisory space. Theyve created a unified, scalable, AI-driven platform thats moving the industry away from using outdated data storage and communication systems like spreadsheetsAs Lead Backend Engineer, youll be the technical authority for all backend, architectural and infrastructure decisions. Reporting directly to the CEO, you'll lead and grow a high-performing engineering function, while staying deep in the code as an Engineer.In this role you will:Lead architecture to build scalable, event-driven backend systemsOwn and evolve the cloud and infrastructure stack (Terraform, Kubernetes, GCP)Line manage and mentor 4 Engineers, hiring more later in 2025 Lead daily standups, drive delivery, and maintain a high bar for code qualityPartner with the CEO on roadmap priorities and hiring strategyBe comfortable switching hats. Player/coach, architect, hands-on builderThis isnt a greenfield 01, the foundations are in place. Your challenge is 110, 1100. Youll be building a system that unlocks the product roadmap, allowing the business to scale with confidence. Think: backend overhaul, introducing messaging layers (Kafka or PubSub), scaling infra, and embedding clean Engineering practicesTech Stack: Kotlin, Grails, Vert.x, gRPC, microservices, event-driven architecture, GCP, Kubernetes, Terraform, Kafka, BigQuery, PostgreSQL Ideal Candidates will have:5+ years in Backend-focused JVM Engineering (Kotlin, Java, or Scala)1+ year leading engineering teams of 4+ people Experience designing event-driven systems, microservices and using gRPCExperience in a startup environment: building fast, wearing many hatsHands-on DevOps experience: Terraform, GCP, KubernetesExperience building data-heavy products (e.g. CRMs, forms, internal tools)AI / FinTech experience a bonusNo Visa Sponsorship Available4-stage Interview Process Please apply with an updated CV displaying your impact & well be in touch!