Senior Integration Architect: Modernization & Microservices

emagine; Lisboa; Hybrid; EUR 90,000 - 120,000; Full time

Job summary

emagine is seeking a Senior Integration Architect to define scalable integration solutions, modernize legacy systems and ensure secure, observable architectures. You will lead event-driven design with Kafka, API contracts and cross-team collaboration in a hybrid Lisbon-based role.

The ideal candidate brings strong software architecture experience, REST API definition with OpenAPI, and a proactive mindset for architecture governance and mentorship.

Qualifications

• Experience designing modular architectures and distributed systems.
• Hands-on REST APIs using Swagger/OpenAPI Specification.
• Reverse engineering complex legacy systems and identifying dependencies.
• Strong Kafka knowledge including topics, modeling, and event-driven design.
• API contracts, data models and integration standards.
• Security, privacy, and governance best practices in enterprise integration.

Responsibilities

• Design scalable integration architectures with API contracts, diagrams and sequences.
• Drive modernization by reverse engineering legacy applications and identifying dependencies.
• Define API versioning, data models, messaging patterns, and error handling.
• Develop event-driven solutions using Apache Kafka for distributed systems.
• Collaborate with product, engineering, security and business stakeholders.
• Ensure security, privacy and governance compliance across integrations.
• Improve observability with Datadog: APM, tracing and log analysis.
• Mentor teams and share architectural best practices.

Skills

Modular architectures

Microservices

Distributed systems

Swagger/OpenAPI

REST APIs

Apache Kafka

API contracts

Data modeling

OAuth2/OIDC/API Keys

HashiCorp Vault

GCP

Datadog

Security governance

Agile (Scrum/Kanban)

Tools

Datadog

HashiCorp Vault

GCP

Job description

emagine is seeking a Senior Integration Architect to define scalable integration solutions, modernize legacy systems and ensure secure, observable architectures. You will lead event-driven design with Kafka, API contracts and cross-team collaboration in a hybrid Lisbon-based role.

The ideal candidate brings strong software architecture experience, REST API definition with OpenAPI, and a proactive mindset for architecture governance and mentorship.