Platform Architect

iKnowHow Group is a dynamic, international technology company with 24+ years of experience and a team of 300+ talented professionals delivering innovative technology solutions across Energy, Telecommunications, Banking & Financial Services, and the Public Sector.

Through its specialized subsidiaries, it brings domain expertise in areas such as Health and Robotics—blending deep industry knowledge with advanced, future-ready technologies.

At its core, iKnowHow S.A. delivers end-to-end project development - both internal and client-facing - turning strategy into scalable, real-world solutions. Our portfolio spans Data & AI platforms, enterprise integration, cloud-native applications, and large-scale digital transformation initiatives, enabling leading organizations across the public and private sectors to evolve and grow.

We are now looking for a talented Platform Architect to work in new challenging outsourced projects.

Responsibilities

• Own the target-state technical vision for the platform and the orchestration layer
• Define architecture, integration, and data-flow standards across the project
• Set standards for cross-cutting concerns — logging, security, access control
• Oversee the containerization and deployment strategy
• Provide technical guidance across the full project lifecycle, from design through production rollout
• Produce and maintain architecture governance artefacts
• Work closely with distributed development teams to ensure architectural consistency and alignment

Requirements

• Bachelor's degree in Information Technology, Computer Science, Computer Engineering, or a related field
• At least 4 years of hands-on Java and Spring experience, including designing and building complex, cloud-native applications
• Experience defining technical architecture and providing technical direction to a development team
• Comfortable with IDE tooling (VSCode or similar) against a central git repository
• Experience in Aspect-Oriented Programming (AOP)
• Experience in JPA, JDBC, and Containers (Docker or similar)
• Ability to produce and own architecture governance artefacts and standards
• Experience working with distributed teams
• Full professional English communication

Nice to have:

• Former experience defining technical architecture and providing technical direction to a development team
• Reactive application design
• Experience in a devops-automated environment
• Kubernetes or OpenShift
• Cloud platforms (Azure or AWS)
• Kafka, Redis, RDBMS, or rule engines (e.g. Drools)
• Asynchronous messaging / long-running workflow patterns
• Application security concepts, Entra ID, JWT

Benefits

• An attractive salary package

• Private health insurance plan

• Career development and growth opportunities

• Continuous training via personalized seminars

• An amazing private & open-office workspace in Athens #LI_Hybrid
• Stable and enjoyable working environment