Senior Automation Developer (Python, API)

About the Position

We are seeking a Senior Automation Developer (Python, API) to join our international banking group's technology and operations hub in Porto, Portugal. The team is dedicated to developing a self-service platform that automates the request, validation, approval, and provisioning of firewall rules across enterprise network security infrastructure.

Responsibilities

• Design and build end-to-end Python/Django workflows to automate firewall rule request, validation, approval, and provisioning.
• Develop and maintain API connectors to orchestrate changes across firewall management and network virtualization platforms.
• Implement pre-change validation logic, including syntax checks and conflict detection, to prevent disruptions.
• Build safe rollback mechanisms to ensure idempotent, zero-disruption changes to production traffic.
• Write unit and integration tests to ensure automation code quality and compliance with internal security policies.
• Document code, API contracts, and workflow designs to support handoff to network security operations teams.

Location and Work Model

• Hybrid (2 days/week in the office, Porto)

Requirements

• Python 3 - advanced
• Django or Django REST Framework
• REST API development
• Enterprise network security (firewall platforms and network virtualization/micro-segmentation)
• English B2
• Portuguese

Nice to Have

• Asynchronous task queues (e.g., Celery / Redis)
• CI/CD pipelines (Git, GitLab CI / GitHub Actions)
• Infrastructure as Code principles
• Enterprise routing, switching, and zoning concepts

We Offer

• A project that matches your skills and ambitions, as well as your preferences for working policies and culture.
• A competitive salary with awesome benefits and opportunities to leverage your knowledge and network to earn additional income.
• An empowering and respectful work culture enriched with social and learning events.
• A People Experience Partner specially assigned to you - your go-to career guide, responsible for supporting your growth, facilitating training, and ensuring your work-life balance at KWAN.

About the Company

At KWAN, we connect IT professionals with projects that match their skills, professional experience, and goals. We offer a career progression program, delivered by in-house specialists - our People Experience Partners - to guide them through our journey with us.

What You Can Expect as a KWANer

• Respect isn’t optional here: You’re trusted to deliver and supported to speak up.
• Dedicated People Experience Partner: Someone accountable for your growth, not your allocation.
• Continuous learning, built in: Learning that keeps pace with the systems you build.
• Recognition that’s visible: Your impact doesn’t go unnoticed. Through our Rocket Points System, we constantly recognize your contributions.
• A culture you can feel: From movie and quiz nights to dinners and our annual summer gathering, we don’t just work together - we build real connections.
• Flexible spaces to work your way: Remote-first, with physical hubs when you want connection.

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