Principal Java Engineer - Backend Platform
Hawk-Eye Innovations (HEI)Sports Analytics company
Budapest, HungaryHUF 1.8M - 2.6M per monthSenior
Wisden Group
Software Engineering
About the role
TL;DR
Senior backend engineer for a new sports technology product.
- •The Principal Software Engineer (Full-Stack, Backend-leaning) is a senior engineer responsible for the backend architecture, data pipelines, and API layer of a new sports technology product.
- •Key Responsibilities Design and build backend services and APIs supporting data ingestion, transformation, and delivery.
- •Own data storage and pipeline architecture, including integration with streaming/event infrastructure.
- •Implement authentication and authorisation in line with the team's chosen cloud identity and access management approach.
- •Provide technical direction and review for frontend development.
- •Collaborate closely with computer vision/data science engineers to define and consume data contracts.
- •Participate in technical decision-making for a product in active development.
- •Contribute to technical leadership of the wider engineering team.
- •Requirements Strong backend engineering background with production experience in Java.
- •Demonstrated experience building low-latency, high-throughput systems.
- •Working knowledge of a modern frontend framework such as React/TypeScript.
- •Experience with cloud infrastructure and event-driven architectures (e.g.
- •Kafka or equivalent streaming technology).
- •Experience designing and evolving API contracts (OpenAPI or similar) in a fast-moving, still-evolving product environment.
Required skills
JavaAWSReactTypeScriptOpenAPIREST APIWebSocketsDockerKubernetesCI/CD
Domain expertise
fintech
Benefits & perks
Annual leave, Hybrid working, Sony Group perks, Cafeteria allowance, Private medical, life and accident insurance, Dental discounts, Seniority awards, Employee Assistance Programme, Fitness pass option
Tech stack
JavaReactTypeScriptAWSS3OpenAPIWebSocketsREST APIGitDockerKubernetesCI/CD