Senior Java Consultant

About the Position

Senior Java Consultant

Join GFT Poland as a Senior Java Consultant to work on a large-scale transformation programme focused on building and integrating a global collateral and facility management platform using modern engineering practices and AI-enabled software delivery.

Responsibilities

As a Senior Java Developer, you will:

• Design and develop enterprise-grade Java microservices and backend solutions
• Build and maintain integrations using REST APIs and event-driven architectures
• Collaborate with architects and technical leads on solution design and implementation decisions
• Create and execute unit, integration, and automated tests
• Contribute to CI/CD pipelines, quality gates, and release processes
• Optimize application performance, reliability, and scalability
• Support cloud-based deployments and platform improvements
• Participate in code reviews and engineering best practices initiatives
• Work closely with cross-functional teams to deliver features aligned with business objectives
• Ensure compliance with security, governance, and operational standards

Requirements

• Around 6 years of professional software engineering experience
• Strong hands-on experience with Java and Spring Boot microservices
• Solid experience with Oracle, PostgreSQL, or other relational databases
• Experience with schema design, performance optimization, and transactional systems
• Strong unit and integration testing skills using JUnit, Mockito, Testcontainers, or similar tools
• Experience with API design, REST services, and integration patterns
• Knowledge of CI/CD pipelines and quality assurance practices
• Experience with Jenkins, GitLab, SonarQube, SAST, DAST, or dependency scanning tools
• Hands-on experience with Google Cloud Platform (GCP)
• Strong understanding of software design principles and engineering trade-offs
• Exposure to GenAI concepts, LLMs, and AI-assisted software development
• Knowledge of RAG or agent-based architectures and associated governance considerations
• Openness to work hybrid from our client's office (Kraków) 8 days a month

Nice to Have

• Experience delivering solutions within regulated financial services environments
• Knowledge of containerization and Kubernetes
• Experience with service mesh technologies
• Experience with observability and monitoring platforms
• Performance engineering and resilience testing experience
• Experience implementing AI-enabled SDLC practices
• Hands-on experience with GenAI prototyping and integration
• Knowledge of evaluation frameworks, prompt management, and version control for AI solutions

We Offer

• 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

About the Company

We are GFT Poland. WE KNOW how to tackle complex issues with an 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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Location: Kraków, PL, 30-302

Type of contract: B2B contract

Salary range: 125 - 160 PLN/H

Working place: Hybrid

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