Senior Java Architect – Loyalty Platform (Monthly in Warsaw)

Sii Poland; Szczecin; On-site; PLN 260,000 - 380,000; Full time

Benefits offered by this job

Great Place to Work

Solid financial situation

Contracts with the biggest brands

Centre of internal trainings

Many experts you can learn from

Open and accessible management team

Profit sharing

Regular integration events and trips

Comfortable and well-equipped offices

MySii app

Medical care

Job summary

Sii Poland is seeking a Java Architect to lead development on a large-scale Java application for a major client in Germany. You will own features end-to-end, collaborating with stakeholders and engineers to deliver high-quality software, with occasional trips to the client's Warsaw office.

You will design robust solutions, contribute to architecture, and create automated tests to support continuous delivery. Proactive communication to both technical and non-technical audiences is essential.

Qualifications

• 10+ years of backend software development experience.
• 5+ years of hands-on Java in large-scale enterprise apps.
• Strong Java, Spring/Spring Boot, OO design, and clean code practices.

Responsibilities

• Develop and maintain a large-scale Java application running in the cloud.
• Analyze business requirements and production issues to design robust, maintainable solutions.
• Contribute to the continuous evolution of a complex enterprise monolith.

Skills

Java

Spring Boot

Backend architecture

Clean code

OO design

Performance

Automated testing

CI/CD

Polish language

English language

Tools

Docker

AWS

Job description

Sii Poland is seeking a Java Architect to lead development on a large-scale Java application for a major client in Germany. You will own features end-to-end, collaborating with stakeholders and engineers to deliver high-quality software, with occasional trips to the client's Warsaw office.

You will design robust solutions, contribute to architecture, and create automated tests to support continuous delivery. Proactive communication to both technical and non-technical audiences is essential.