Ki Tech Stack

AI-powered underwriting platform for Lloyd's of London brokers

Insurance London 201–500 employees Founded 2020 Privately Held

Ki builds an underwriting decision engine for Lloyd's brokers using proprietary algorithms paired with machine learning on Google Cloud. The tech stack is hybrid (GCP + AWS, Kotlin/Python/Java backends, React frontend, PostgreSQL + BigQuery data layer) and reflects a full-stack product organization. Hiring velocity is accelerating with a 16:10 engineering-to-data ratio, while active projects span broker platform APIs, data governance, and internal reporting automation — all targeting the core pain: scaling underwriting decisions at the placement-market level.

Tech Stack 43 technologies

Core StackIntune ServiceNow Kotlin Python React TypeScript PostgreSQL Terraform Java Maven GitHub MySQL BigQuery FastAPI Flask AWS SQL Server C# .NET JavaScript Google Windows Microsoft 365 PowerShell Freshservice GCP Git SQL Bash Excel+13 more

What Ki Is Building

◆Challenges

Scaling underwriting
Middle/back-office operations
Unlocking massive scale
Digitising risk assessment process
Pipeline issues
Improving risk aggregation efficiency
Challenging status quo
It transformation
Platform migrations
Meeting regulatory requirements

▲Active Projects

Broker platform
Api integrations
Data governance framework
Underwriting strategy for casualty treaty
Data model for growth
Implementation of ki view of risk
Automation of internal and external reporting
Model validation and recalibration
Dashboards for data visualisation
Meeting room tech

Hiring Activity

Accelerating40 roles · 20 in 30d

Department

Engineering

Data

Finance

Ops

Actuarial

Insurance

Risk

Legal

Seniority

Senior

Mid

Lead

Staff

Manager

Notable leadership hires: Head of Product, Head of Property

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About Ki

Ki is an insurance technology company founded in 2020 and based in London. The platform automates underwriting decisions for commercial brokers placing risk at Lloyd's, combining proprietary underwriting algorithms with machine learning to reduce friction and decision time. The product is built in partnership with Google Cloud and backed by Fairfax Financial and Blackstone. The company operates across 201–500 employees, with concentrated hiring in the UK and a technical foundation spanning GCP, Kotlin, Python, Java, and PostgreSQL. Core operational focus areas include broker-facing APIs, data governance frameworks, casualty treaty strategy, and model validation — all anchored to the challenge of scaling instant underwriting decisions across the Lloyd's market.

HeadquartersLondon

Company Size201–500 employees

Founded2020

Hiring MarketsUnited Kingdom

Frequently Asked Questions

What tech stack does Ki use?

Ki uses Google Cloud, AWS, Kotlin, Python, Java, React, TypeScript, PostgreSQL, BigQuery, GCP, Terraform, and FastAPI. Backend is polyglot (Java, Kotlin, Python); frontend is React/TypeScript; data stack runs on PostgreSQL and BigQuery.

What is Ki working on?

Active projects include a broker platform, API integrations, data governance frameworks, underwriting strategy for casualty treaties, data models for growth, and automation of internal and external reporting.