Senior Solutions Architect

Join a high-stakes, long-term project for a major Polish public institution (ZUS). The goal is a large-scale architectural transformation, shifting from monolithic structures to a modern Domain-Driven Architecture. We are looking for an Architect with a "big picture" mindset, capable of redesigning legacy systems using DDD patterns, microservices, and event-driven communication.

Details

• Location: Warsaw (Hybrid).

• Duration: 12-month contract with a strong option to extend.

• Sector: Public / Insurance domain.

• Start Date: ASAP.

Responsibilities

• Architectural Transformation: Leading the migration of monolithic systems to microservices and domain-based bounded contexts using the Strangler Pattern.

• Domain Modeling: Implementing Domain-Driven Design (DDD) principles to partition systems into manageable, scalable domains.

• Tech Strategy: Designing private cloud environments, Event-Driven Architectures (EDA), and implementing Data Sharding and Data Mesh concepts.

• Modernization: Overseeing the replatforming of legacy Java, C/C++, C#, and Tuxedo applications.

• Standards & Modeling: Creating architectural documentation using UML/ArchiMate in tools like Enterprise Architect.

Requirements

• Experience: Minimum 5 years in IT, including at least 48 months as a Domain, Solution, or Enterprise Architect within the last 7 years.

• DDD Expertise: Participation in at least 3 projects involving DDD, focusing on domain division or monolith-to-microservices migration.

• Architectural Frameworks: Practical knowledge of TOGAF (or similar) and Enterprise Architecture standards.

• Deep Tech Knowledge:

  • Advanced Infrastructure: Private cloud, Kubernetes, Infrastructure as Code (IaC).

  • High Availability: Designing for HA, DR (Disaster Recovery), and Observability.

  • Integration: Asynchronous communication and Event-Driven designs.

• Public/Enterprise Background: Experience working with large state institutions or major enterprise players (e.g., Ministries, PZU, PKO BP, Energy sector).

Nice to Have (Skills Mapping)

• Certification (or equivalent knowledge) in: TOGAF, CEA, Certified Software Architect.

• Specific experience with Tuxedo replatforming and Change Data Capture (CDC).

• Knowledge of Case tools (Enterprise Architect).