Join a long-term digital transformation project!
We are looking for an experienced Senior Full Stack Developer to join an international team working on the modernization of a large-scale corporate banking platform. This is an excellent opportunity to contribute to the transformation of a legacy system into a modern, API-driven architecture while collaborating with highly skilled professionals in an Agile environment.
Location
Hybrid model (3 days per week in the office)
Office locations
- Warsaw (preferred)
- Gdańsk
- Gdynia
Your responsibilities
- Design, develop, and maintain REST APIs using Java and Spring
- Build and enhance backend services based on microservices and monolithic architecture
- Participate in a large-scale legacy modernization initiative
- Develop integrations between multiple enterprise systems
- Contribute to frontend development using Angular
- Write and maintain unit tests (JUnit & Jasmine)
- Support BDD testing using Cucumber
- Perform code reviews and ensure high code quality
- Work with SQL databases, including query optimization and schema design
- Collaborate closely with developers, architects, business stakeholders, and QA teams
- Participate in Agile ceremonies (SAFe framework)
- Prepare technical documentation for APIs and solutions
Required skills
- Strong commercial experience with Java
- Experience with Angular
- Hands-on knowledge of Spring Framework / Spring Boot / Hibernate
- Experience designing and developing REST APIs
- Solid understanding of Microservices Architecture
- Good knowledge of SQL
- Experience with Jasmine
- Familiarity with Git
Nice to have
- Experience with Reactive Programming (WebFlux, Project Reactor)
- Knowledge of Domain-Driven Design (DDD)
- Experience with Hexagonal (Ports & Adapters) Architecture
- Experience with Cucumber / BDD
- Knowledge of SOLID principles and design patterns
What you'll work on
- Modernizing a mission-critical enterprise platform
- Building modern APIs for corporate banking services
- Refactoring business logic from a monolithic application into microservices
- Working in an international team using English as the primary communication language
- Delivering solutions within a SAFe Agile environment
What we offer
- Long-term project with high business impact
- Opportunity to work on large-scale system modernization rather than pure maintenance
- Challenging technical environment focused on modern architecture and best engineering practices
- International, collaborative team
- Professional growth through complex engineering challenges
Requirements
- Professional experience developing enterprise applications with Java
- Experience working with Angular in commercial projects
- Strong communication skills in English
- Ability to work effectively in an Agile environment
B2Bnetwork
