Senior Full Stack Developer – Java, Python, Microservices

Ignite innovation at the forefront of financial technology — design and develop transformative AI-driven solutions.Krakow-based opportunity with hybrid work model (up to 3 remote days per week).As a Senior Full Stack Developer, you will be working for our client, a leader in Global Markets Technology within the Corporate and Institutional Banking sector. You will be part of an award-winning AI Markets team, leveraging natural language processing (NLP) to revolutionize how institutional investors interact with global markets. This role offers a unique opportunity to contribute to cutting-edge digital services that shape the future of financial technology and accelerate your career growth.Your main responsibilities:Collaborate within a team of 4-6 engineers alongside a dedicated product owner to deliver high-quality features.Break down business requirements into user stories and execute iterative deliveries to production.Engage in all phases of the development lifecycle, including analysis, testing, and production support.Maintain a focus on product support, ensuring solutions are sustainable and robust.Identify areas of technical debt and balance new functionality development.Design scalable, efficient solutions following established technology guidelines.Pair with team members to share knowledge and develop innovative system architectures.You're ideal for this role if you have:At least 5 years of extensive development experience in software engineering.Deep understanding of software development principles (SOLID, Clean Code, DDD, BDD).Demonstrable expertise in Java and Python.Extensive experience with Spring Framework.Proficiency with SQL and NoSQL databases (PostgreSQL, MongoDB).Prior experience with event streaming technology and microservices architecture.Ability to collaborate and teach engineering teams to develop new systems.Effective written and spoken communication skills in English, fluent level.It is a strong plus if you have:JavaScript / Vue.js experience.Knowledge or experience in machine learning, NLP, AI, data science, or prompt engineering.Familiarity with LangChain, LangGraph, and Clean Architecture principles.Language required for the role:Fluent command of English, both written and spoken.Eligibility to work in this role:Only candidates with an existing legal right to work in Europe will be considered for this role.#MAKEYourCareerBETTERInterested?

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