Senior Python Developer - Full Stack / Backend & Cloud-Native - Tieto Tech Consulting (m/f/d)

Employment: Full-time Experience level: Mid-Senior Level Job Description We are looking for someone who is strong technically, hands-on, and reasonably architecture-minded  — someone who can take ownership of development while also gradually taking responsibility for solution design and technical decisions. The candidate should be comfortable working across backend + frontend + DevOps/cloud-native areas , rather than being limited to a single technology stack. Key Responsibilities Design, develop, test, and maintain backend applications , preferably using Python. Contribute to frontend application development  and work across the full technology stack when required. Design and implement REST APIs, backend services, data processing and integrations . Develop applications that interact efficiently with databases and other backend systems . Work with Docker containers and Kubernetes for application deployment and operations. Contribute to CI/CD pipelines and demonstrate good understanding of DevOps practices . Work with workflow/orchestration technologies such as Argo Workflows . Contribute to technical design and architecture for small- to medium-sized requirements . Work closely with the architect to translate requirements into scalable and maintainable technical solutions. Participate in technical discussions, identify design alternatives, and proactively highlight technical risks and dependencies. Contribute to code reviews, automated testing, troubleshooting, and continuous improvement of the solution. Collaborate effectively with Product Owners, Architects, developers, and other stakeholders. Must-Have Skills Strong hands-on software development experience. Strong backend development  experience, preferably with Python . Good understanding of API development, service-based architectures, and integrations . Hands-on experience with Docker and Kubernetes . Good understanding of databases , data modelling, queries, and application-to-database interactions. Experience with CI/CD and DevOps practices . Ability to independently analyse requirements and translate them into technical solutions. Strong problem-solving and debugging skills. Ability to contribute to technical design and architecture discussions . Good understanding of software engineering practices, testing, code quality, and version control. Good-to-Have Skills Frontend development experience with modern web frameworks such as React, Angular, or similar . Experience with Argo Workflows  or similar workflow/orchestration frameworks. Experience with cloud platforms and cloud-native application development. Experience with observability, logging, and monitoring. Experience working with distributed systems or microservices. Knowledge of Agile ways of working. Familiarity with AI-assisted development tools and some exposure to building or integrating AI agents or LLM-based workflows is a plus.     Information about the salary range and the criteria used to determine remuneration will be shared with candidates prior to the interview process and confirmed before an offer is made.   Additional Information At Tieto, we believe in the power of diversity, equity, and inclusion. We encourage applicants of all backgrounds, genders (m/f/d), and walks of life to join our team, as we believe that this fosters an inspiring workplace and fuels innovation. Our commitment to openness, trust, and diversity is at the heart of our mission to create digital futures that benefit businesses, societies, and humanity. Diversity, equity and inclusion | Sustainability | Tieto Stay alert to recruitment scams: • Tieto only communicates via  @tieto.com  email addresses. • We never ask candidates to pay fees or share financial details during recruitment. • If you receive a suspicious message claiming to be from Tieto, don't respond — verify it via our official careers site. • For more information visit  Important Advisory Regarding Recruitment Fraud | Tieto Blog