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Lead Fullstack Engineer

Lead Fullstack Engineer

Custom Field 1:  Backend Development
Custom Field 3:  Backend Development
Country/Region:  PL
Date:  Aug 14, 2026
Location: 

Kraków, PL, 30-302

Working place:  Hybrid
Working Location: 

Type of contract: Employment contract

Salary range: 17400 - 26700 PLN gross

 

What will you do?

 

As a Lead Full Stack Engineer, you will join a global team delivering solutions within the Risk & Compliance area. You will be responsible for designing, developing and maintaining modern applications with a strong focus on backend engineering in Java and Spring while contributing to frontend development using React and TypeScript. You will play a key role in technical decision-making, solution design and ensuring high-quality software delivery.

 

Your tasks

 

  • Design and develop scalable backend services using Java and Spring
  • Build and maintain REST APIs and microservices
  • Contribute to frontend development using React and TypeScript
  • Prepare technical designs and solution documentation
  • Implement event-driven integrations and workflow-based solutions
  • Develop and support batch processing applications
  • Ensure application reliability through proper logging, monitoring and error handling
  • Create and maintain automated tests
  • Containerize and deploy applications using Docker and Kubernetes
  • Support cloud-native application development
  • Collaborate with cross-functional Agile teams
  • Provide technical leadership, mentoring and code reviews

 

Your skills

 

  • 8+ years of experience in enterprise application development
  • 2+ years of technical team leadership experience
  • Expert knowledge of Java and Spring Framework (Boot, Data, REST, Security)
  • Experience with microservices and micro-database architecture
  • Experience building event-driven systems
  • Experience with ReactJS and TypeScript
  • Experience with Swagger and OpenAPI
  • Experience with automated testing frameworks such as JUnit
  • Experience developing and supporting batch processing applications
  • Knowledge of logging, monitoring and production support practices
  • Hands-on experience with Docker and Kubernetes
  • Experience developing cloud-based applications
  • Experience using code quality and security scanning tools
  • Experience working in Agile Scrum teams using JIRA and Confluence

 

Nice to have

 

  • Experience in Risk & Compliance projects
  • Knowledge of Model Risk Management
  • Spring Integration or Spring Batch
  • Experience with BPMN-based workflow solutions
  • Knowledge of Flowable, Activiti or Drools
  • Experience with WebSockets or SSE
  • Knowledge of micro-frontend architecture

 

We offer

 

  • Hybrid work in our client's office (Kraków) 8 days a month
  • Working in a highly experienced and dedicated team
  • Benefit package tailored to your needs (medical, sport, lunch subsidy, life insurance, etc.)
  • Online training and certifications
  • Access to e-learning platform
  • Social events

We are GFT Poland. WE KNOW how to tackle complex issues with innovative approach to deliver the highest value. Our reputation has been built around one simple rule: we do not overpromise, WE DELIVER. We deliver to our employees, clients and partners. WE GROW as you grow, so investing in you is our business strategy. Caring for each other is our priority. WE CARE who you are, what you need, how you feel. WE CARE to smile, have fun and develop as human beings. 

Why Choose GFT?

  • A culture of top performance
  • Deep tech IT engineering & consulting 
  • 1200 skilled & top-class experts
  • 77% of the team are regular/senior 
  • Products that contribute to a sustainable world
  • Competitive salary and benefits 
  • Ambitious projects, trainings and tools you need to flourish
  • Google Cloud Partner of the Year - for going above and beyond for customers

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