Senior Java Backend Engineer – Microservices & Cloud

GFT Technologies SE; Polska; Hybrid; PLN 194,000 - 298,000; Full time

Benefits offered by this job

Hybrid work Kraków 8 days/mo

Medical package

Sport benefits

Lunch subsidy

Life insurance

Online training

E-learning platform

Social events

Job summary

GFT Technologies SE in Poland is seeking a senior Java backend engineer to design and develop high-performance services for financial sector applications. You will build microservices, REST APIs, and distributed systems, and deploy on Kubernetes in a cloud-native environment.

The role covers full software lifecycle from architecture to production support, with CI/CD, DevSecOps, and data processing across SQL/NoSQL stacks.

Qualifications

• 5+ years of hands-on experience in Java backend development.
• Experience building microservices, REST APIs and distributed systems.
• Proven ability to build high-performance, scalable, available apps.
• Experience with SQL, NoSQL and large-scale data processing.
• Kubernetes, GKE and cloud platforms, preferably GCP.
• CI/CD, DevSecOps and modern software engineering practices.
• Strong system design, reliability and maintainability knowledge.
• Experience in Agile teams within complex enterprise environments.

Responsibilities

• Design and develop Java services for distributed systems.
• Build scalable microservices and REST APIs.
• Ensure performance, reliability and security standards.
• Implement CI/CD pipelines and DevSecOps practices.
• Collaborate with cross-functional teams on architecture decisions.
• Operate applications on Kubernetes and cloud platforms.
• Process large data in distributed environments.
• Provide production support and resolve complex issues.

Skills

Java backend development

Microservices

High performance

SQL/NoSQL

Kubernetes/GKE

CI/CD/DevSecOps

System design

Agile teams

Tools

GCP

Job description

GFT Technologies SE in Poland is seeking a senior Java backend engineer to design and develop high-performance services for financial sector applications. You will build microservices, REST APIs, and distributed systems, and deploy on Kubernetes in a cloud-native environment.

The role covers full software lifecycle from architecture to production support, with CI/CD, DevSecOps, and data processing across SQL/NoSQL stacks.