Expert Java Consultant

Jobs.gft.com

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Kraków, PL, 30-302 Until 8/25/2026 5+ years exp First posted June 26, 2026 Last posted June 26, 2026
Job description

Type of contract: B2B contract

Salary range: 155-208 PLN/H

 

What will you do?

 

Join a team building and operating high-performance, highly available distributed systems for the financial sector. You will design and develop scalable backend services, work with modern cloud-native technologies, and contribute to the full software development lifecycle, from architecture and implementation to deployment and production support.

 

Your tasks

 

  • Design and develop high-performance Java Services
  • Build scalable microservices and distributed dystems
  • Create and maintain REST APIs
  • Optimize application performance and reliability
  • Implement CI/CD pipelines and DevSecOps practices
  • Work with SQL and NoSQL databases
  • Deploy and operate applications on Kubernetes
  • Process large volumes of data in distributed environments
  • Collaborate with cross-functional engineering teams
  • Contribute to architecture and technical design decisions
  • Ensure security, maintainability, and scalability standards
  • Support production systems and resolve complex technica ilissues

 

Requirements

 

  • 5+ years of hands-on experience in Java backend development
  • Experience building microservices, REST APIs, and distributed systems
  • Experience developing high-performance, scalable, and highly available applications
  • Experience with SQL, NoSQL, and large-scale data processing platforms
  • Experience with Kubernetes, GKE, and cloud platforms, preferably GCP
  • Experience with CI/CD, DevSecOps, and modern software engineering practices
  • Strong understanding of system design, reliability, and maintainability
  • Experience working in Agile teams within complex enterprise environments
  • Openness to work hybrid from our client's office (Kraków) 8 days a month
About this role

Summary

Design and develop scalable Java backend services and microservices for financial systems.

Job title

Expert Java Consultant

Experience level

5+ years

Minimum experience

5+ years exp

Industry

finance

Location requirements

Kraków, Poland, hybrid work 8 days/month; remote allowed

Salary

$0k–$0k

Management role

No

Skills & keywords

Required skills

javamicroservicesrest APIskubernetessqlnosqlci/cddevsecops

Preferred skills

None specified

Specializations

javamicroservicesdistributed systemsrest APIskubernetes
Locations

Structured locations inferred from the posting.

Kraków, Poland

Hybrid City