We’re hiring an experienced Senior Python Backend Engineer / Technical Lead for a long‑term engagement. This is a full‑time contract role available only to candidates legally resident in the European Union.
Important: the contractor will receive company equipment. During onboarding we will verify identity and EU residency — only candidates able to provide valid documentation will be considered.
What you’ll do
Develop and maintain production‑grade backend systems using Python.
Design service architecture for high‑throughput, parallel processing, and reliability‑sensitive systems.
Build microservices, REST APIs, backend integrations, and data‑processing components.
Make technical decisions on scalability, fault tolerance, application security, and performance.
Own assigned functionality end‑to‑end: technical design, estimation, implementation, testing, and release.
Collaborate closely with Product, Architecture, QA, Infrastructure, and DevOps teams.
Maintain engineering quality through code reviews, automated tests, and CI/CD practices.
Mentor less experienced engineers and contribute to shared backend architecture and development standards.
Must‑have
6+ years of commercial software development experience with Python as a primary technology.
Deep Python knowledge: OOP, asynchronous programming, design patterns, concurrency, and performance optimization.
Proven experience designing and building distributed backend systems and microservice architectures.
Strong hands‑on experience with at least one Python web framework: FastAPI, Flask, or Django.
Solid track record building and maintaining RESTful APIs.
Practical understanding of high‑load architecture, scalability, resiliency, and secure software development.
Strong database skills (PostgreSQL or SQL Server) and experience with NoSQL solutions.
Production experience with Docker and Kubernetes.
Hands‑on experience with Microsoft Azure, Azure DevOps, and automated CI/CD pipelines.
Ability to independently drive technically complex tasks and make sound architectural decisions.
Experience working in Agile teams.
Strong communication, code review, and mentoring skills.
Degree in Computer Science, Software Engineering, or a related technical field.
Nice‑to‑have
Commercial experience with Generative AI or LLM‑based products.
Familiarity with RAG architectures, AI agents, or agentic workflows.
Experience integrating AI capabilities or workflow automation into backend platforms.
📍 EU Only | 🕐 Full‑Time | 📅 12+ Months
