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Lead Software Systems Engineer

Krakow, Małopolskie, Poland💼 Full-time🗓 2026-08-05 → 2026-09-27

Core

Lead a development team to design, build, and deploy high-scale, low-latency Order Management System (OMS) components for Sabre's AI-native travel retailing ecosystem.

Role type

Senior IC Lead Software Systems Engineer (Java)

Builds

High-scale, low-latency OMS components and critical software solutions for airlines, hoteliers, and travel agencies.

Domain

Travel technology, cloud-native architecture, server-side development

Deliverable

production ML models | product features

Required skills

Java 17, Spring Boot, Kubernetes, GCP (Spanner, Pub/Sub, GKE), Terraform, Microservices, REST/GRPC APIs, Agile/Lean processes, Team leadership

Preferred skills

OMS domain knowledge, Open-source software experience

Technologies

Java 17, Git, GCP Spanner, GCP Pub/Sub, GCP Traffic Director, Envoy, Maven, Bazel, Spring Boot 2.2.X, Spring 5.2.X, Lombok, RestAssured, Cucumber, TestNG, GKE, Terraform, JWT, OKTA

Responsibilities

Develop, code, test, and debug moderately complex software solutions; Act as tech anchor/Team Lead for a development team; Collaborate with technical staff to resolve software problems; Lead discussions on tech panels and propose improvements; Design and build prototype applications.

Seniority

Senior, hands-on IC with leadership responsibilities

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