Senior Architect (f/m/x)

Sii Poland; Województwo mazowieckie; Hybrid; PLN 180,000 - 290,000; Full time

Benefits offered by this job

Great Place to Work

Profit sharing

Medical care

Centre of internal trainings

Open management

Job summary

Sii Poland is seeking an experienced Senior Architect to design migration strategies and translate them into scalable, secure, and resilient system architectures for a large insurance project. The role includes hands-on implementation and close collaboration with development teams in a hybrid setup based in Warsaw.

You will lead architectural workshops, drive DevOps practices, and shape technology roadmaps while mentoring engineers.

Qualifications

• Minimum 5 years of experience in system architecture design and oversight.
• Very good knowledge of Java and Spring.
• Ability to create scalable, secure, and fault-tolerant distributed architectures.
• Strong understanding of architectural patterns and integration practices.
• Experience working with cloud and infrastructure automation.
• Ability to conduct code reviews, mentor, and lead architectural workshops.
• Co-creating technology roadmaps and assessing risks.
• Experience in end-to-end observability.
• Practical knowledge of API governance and Domain-Driven Design (DDD).
• Experience with Event-Driven Architecture.
• Advanced level of English and Polish.
• Openness to work hybridly in Warsaw (3 days a week from the office).

Responsibilities

• Co-creating and programming changes in the property insurance system.
• Developing migration strategies from monolithic solutions to microservices architecture based on private cloud.
• Managing technical debt and incorporating it into work planning.
• Collaborating on the direction and vision for modern IT solutions.
• Providing insights and guidance to development teams to maintain a consistent direction in delivering business value.
• Supporting teams with consulting in creating solutions.
• Assisting in the development of feasibility analyses and implementation assumptions for IT system development.
• Supporting the design and documentation of system architectures.
• Acquiring and implementing new technologies.
• Participating in the development of standards and supporting compliance with established standards.
• Assisting in initiatives to improve the development process and foster a DevOps culture.

Skills

Java

Spring

Distributed systems

Architectural workshops

DDD

Observability

DevOps

Code reviews

Tools

Private cloud

Infrastructure automation

Job description

We are looking for an experienced Senior Architect to join our team and contribute to building migration strategies and translating them into scalable, secure, and resilient system architectures. You will engage in a big, insurance project and hands-on implementation of designed architectures and collaborate closely with development teams to deliver modern IT solutions. This role offers a hybrid work mode from Warsaw. If you are passionate about shaping technology strategies and driving architectural excellence, this opportunity may be the right fit for you.

Your tasks

• Co-creating and programming changes in the property insurance system
• Developing migration strategies from monolithic solutions to microservices architecture based on private cloud
• Managing technical debt and incorporating it into work planning
• Collaborating on the direction and vision for modern IT solutions
• Providing insights and guidance to development teams to maintain a consistent direction in delivering business value
• Supporting teams with consulting in creating solutions
• Assisting in the development of feasibility analyses and implementation assumptions for IT system development
• Supporting the design and documentation of system architectures
• Acquiring and implementing new technologies
• Participating in the development of standards and supporting compliance with established standards
• Assisting in initiatives to improve the development process and foster a DevOps culture

Requirements

• Minimum 5 years of experience in system architecture design and oversight
• Very good knowledge of Java and Spring
• Ability to create scalable, secure, and fault-tolerant distributed architectures
• Strong understanding of architectural patterns and integration practices
• Experience working with cloud and infrastructure automation
• Ability to conduct code reviews, mentor, and lead architectural workshops
• Co-creating technology roadmaps and assessing risks
• Experience in end-to-end observability
• Practical knowledge of API governance and Domain-Driven Design (DDD)
• Experience with Event-Driven Architecture
• Advanced level of English and Polish
• Openness to work hybridly in Warsaw (3 days a week from the office)

Nice to have

• Previous work with Agentic SDLC
• Experience in multi-cloud strategies
• Advanced practical knowledge of DDD
• Awareness of cloud costs
• Participation in defining technology standards within the organization

Job no. JOB-96UTT

Sii ensures that all hiring decisions are made solely on the basis of qualifications and competence. We are committed to equal and fair treatment of all, regardless of legally protected characteristics. At Sii, we promote a diverse and inclusive work environment, in full compliance with applicable anti-discrimination laws.

Benefits For You

• 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
• Passion Sponsorship program
• Regular integration events and trips
• Comfortable and well-equipped offices
• MySii app
• Medical care