Lead Backend Consultant with AI/ML skills
Primary stack
Nice to have's
Job description
About the Position
We are looking for a Lead Backend Consultant with AI/ML skills to join our team in Kraków, Poland. This role is part of a large-scale enterprise transformation initiative focused on modernizing and enhancing critical business applications. You will be designing, developing, integrating, and supporting enterprise-grade Java microservices while contributing to an AI-enabled software development lifecycle.
Responsibilities
- Design, develop, integrate, and support enterprise-grade Java microservices
- Contribute to solution design and integration patterns aligned with target architecture and non-functional requirements
- Identify and help resolve technical risks, dependencies, and delivery blockers
- Follow and contribute to engineering standards, CI/CD practices, and quality controls
- Deliver robust unit, integration, and contract testing
- Participate in design reviews, code reviews, and security reviews
- Use AI-assisted engineering tools while maintaining security, quality, and governance standards
- Apply GenAI development practices including LLM usage, RAG concepts, and agent-based workflows
- Build production-ready services with strong observability and operational readiness
- Support release activities, integrations, and environment readiness
- Collaborate with engineering, architecture, QA, platform, and operations teams
- Contribute to continuous improvement initiatives and engineering excellence
Requirements
- At least 8 years of professional software engineering experience
- Strong hands-on experience with Python development in enterprise-scale environments
- Good practical knowledge of Java and experience working with Java microservices based on Spring Boot
- Experience working in enterprise-scale environments
- Strong knowledge of Oracle or PostgreSQL databases
- Experience with schema design, performance optimization, and transactional systems
- Strong unit and integration testing experience using tools such as JUnit, Mockito, and Testcontainers
- Experience with API and contract testing
- Hands-on experience with Azure cloud services
- Experience with CI/CD pipelines and quality gates
- Knowledge of Jenkins or GitLab
- Understanding of Sonar, SAST, DAST, and dependency scanning
- Strong understanding of REST APIs, messaging, event-driven architectures, and integration patterns
- Experience contributing to technical design decisions and architectural discussions
- Leadership experience and strong collaboration skills
- Practical exposure to GenAI tools and software engineering use cases
- Understanding of LLM concepts, RAG patterns, AI governance, and engineering controls
- Knowledge of secure coding practices and security-by-design principles
- Openness to work hybrid from our client's office (Kraków) 8 days a month
Nice to Have
- Experience in financial services or other highly regulated industries
- Knowledge of containers and Kubernetes
- Exposure to service mesh technologies
- Experience with observability platforms, logging, metrics, and tracing
- Experience with performance engineering and resilience testing
- Previous experience implementing AI-enabled SDLC practices
- Hands-on experience building RAG solutions or integrating GenAI capabilities
- Experience with prompt engineering, evaluation frameworks, or AI governance controls
We Offer
- Competitive salary and benefits
- Ambitious projects, trainings, and tools you need to flourish
- 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
- 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
© GFT Poland. This job description was sourced from the employer's public career page. TheJob is not the employer — we index the posting and route candidates to the source. All content rights and hiring decisions belong to the employer.
The GFT Group is a global technology partner for future digital issues — from discovering innovation to developing and implementing sustainable business models. Within Group, GFT Poland (previously Rule Financial) is the provider of IT solutions to the global investment banking community.We work for 9 of 10 top investment banks of Wall Street and City of London.As part of GFT Group, we employ more than 3000 people in 11 countries, including 2 Polish offices located in Lodz and Poznan, where we employ 600 people.We offer challenging work in complex IT projects, using high frequency trading and best practices to deliver high quality software.We offer an opportunity to work in IT international projects for software developers and testers, application support engineers, project managers and business analysts. We are working with various technologies like Java, .NET, JavaScript, TDD, Oracle, ETL, Informatica and many more.