Lead Python & Django Architect | TDD, DevOps & mentoring

Nimber; Porto; On-site; EUR 70,000 - 95,000; Full time

Job summary

Nimber is seeking an experienced Lead Python Developer in Porto to build reliable, scalable software. You’ll combine hands-on Python development, technical leadership and DevOps practices to improve code quality and team performance.

You’ll drive TDD adoption, refactor code with clean architecture, and lead architectural discussions while mentoring peers and promoting engineering excellence. This role is onsite in Porto, Portugal.

Qualifications

• Extensive professional experience in Python development, including hands-on Django experience.
• Strong practical knowledge of Test-Driven Development (TDD) and automated testing principles.
• Solid understanding of DevOps methodologies and CI/CD practices.
• Experience with code refactoring, clean architecture and software design principles.
• Proven ability to design and maintain scalable, resilient backend applications.
• Experience participating in or leading code reviews, pair programming and collaborative development practices.
• Strong technical leadership with ability to mentor other developers.
• Excellent analytical and problem-solving skills.
• High level of autonomy, ownership and accountability.
• Results-oriented mindset with a commitment to software quality and continuous learning.

Responsibilities

• Design, develop and maintain backend applications using Python and Django.
• Promote Test-Driven Development (TDD) to ensure code quality and reliability.
• Drive continuous improvement across development workflows, DevOps practices and CI/CD pipelines.
• Refactor existing code applying clean architecture and simple design principles.
• Design and maintain scalable, resilient backend architectures.
• Lead technical discussions and contribute to architectural decisions.
• Promote collaboration through pair programming, code reviews and knowledge sharing.
• Participate in Agile ceremonies and sprint activities.
• Mentor developers and foster engineering best practices.
• Identify opportunities to improve development efficiency and software quality.

Skills

Python development

Django

Test-Driven Development

DevOps

CI/CD

Code reviews

Leadership

Autonomy

Ownership

Tools

Git

Docker

CI/CD pipelines

Job description

Nimber is seeking an experienced Lead Python Developer in Porto to build reliable, scalable software. You’ll combine hands-on Python development, technical leadership and DevOps practices to improve code quality and team performance.

You’ll drive TDD adoption, refactor code with clean architecture, and lead architectural discussions while mentoring peers and promoting engineering excellence. This role is onsite in Porto, Portugal.