Expert Full-Stack Developer/Architect (M/F)

Our Client ranks at the top of the leading companies providing services at the highest level, allowing us to build modern and efficient businesses. The client's objective is to change business operational and technological models and adapt them to a rapidly changing world.

Responsibilities

define and drive the architectural direction across multiple teams and projects,

design and deliver platform-level and cross-team technical solutions,

establish engineering and coding standards across teams,

lead the analysis and resolution of complex production issues and technical debt,

make and document key architectural decisions and technical strategies,

advise Engineering Leads and Architects on technical feasibility and solution design,

evaluate and introduce technologies, frameworks and tools that improve quality, performance and developer productivity,

act as a technical escalation point for complex architectural and cross-team challenges.

Requirements

university degree in Computer Science, Software Engineering or a related field,

10+ years of professional software development experience, including 6+ years with Java/Spring Boot,

expert knowledge of Java 17/21, Spring Boot 3.x and Angular 18+,

strong experience designing scalable applications, microservices and REST APIs, including API contract management,

advanced knowledge of JPA/Hibernate and SQL, including performance and scalability optimization,

strong understanding of software design principles: SOLID, Clean Architecture, DDD and REST,

experience influencing architecture and technical standards beyond a single team,

experience with Maven, Git and CI/CD processes,

ability to translate high-level business and technical requirements into scalable architectural solutions,

excellent English communication skills, with the ability to present technical decisions and trade-offs to senior stakeholders.

Nice to have: Docker/Kubernetes, JUnit 5, Mockito, arc42/C4, DevSecOps, observability and React Native.

B2B contract,

minimum one day per month of on-site presence in the office (Warszawa, Gdansk, Wroclaw, Lodz, Bydgoszcz, Szczecin, Lublin, Rzeszow and Poznan) and periodic on-site presence in Warsaw for planning and collaboration sessions,

opportunity to work on a high-impact, global project in the banking and payments domain,

participation in a rapidly expanding, international organization.