At Madiff, we connect top IT talent with cutting-edge companies through remote Agile teams and nearshore outsourcing. With operations in Poland, Portugal, France, and the UK, we specialize in AI, DevOps, and Cybersecurity – supporting industries like Telecom, Banking, and Hi-Tech.Are you an experienced Software Architect ready to take ownership of complex, mission-critical platforms operating at massive scale?Do you enjoy shaping long-term technical direction while staying close to real engineering challenges?If designing highly available, secure, and high-throughput systems excites you – this role is for you.Key responsibilities: Own, define, and evolve the target architecture for core lottery platform services Design scalable, resilient, and secure distributed systems Define and enforce microservices and event-driven architecture patterns Act as the final decision authority for architectural topics across multiple teams Ensure alignment with non-functional requirements such as performance, availability, security, and compliance Guide teams on clean architecture, domain-driven design (DDD), and SOLID principles Review solution designs and source code from an architectural perspective Collaborate with DevOps and platform teams on CI/CD, deployment, and runtime architecture Drive cloud adoption and container-based delivery models Identify architectural and technical risks early and define mitigation strategies Support production readiness, platform stability, and incident prevention Serve as a technical escalation point for complex, cross-team issues What we are looking for: Previous hands-on experience as a Software Architect Strong commercial experience with Java (8+) Extensive knowledge of Spring Boot, Spring Cloud, and enterprise Java frameworks Proven track record designing high-throughput, transactional systems Deep understanding of microservices and distributed system architectures Experience with event-driven architectures and messaging platforms Strong API design skills, including REST and security standards Solid understanding of data consistency, concurrency, and fault tolerance Experience working in regulated or highly available environments Excellent communication skills and ability to influence senior technical and non-technical stakeholders Nice to have Experience in gaming, lottery, or financial transaction platforms Knowledge of security standards and compliance frameworks Experience with performance tuning and capacity planning Background in consulting or large-scale enterprise delivery What we offer: Fully remote work work model Long-term, stable project within a highly regulated, large-scale platform Real architectural ownership and influence over long-term technical direction Collaboration with senior engineering leaders in a mature, professional environment