{"id":66455,"url":"https://alion.io/job/tieto-python-developer-banking-domain-with-mlai-expertise-tieto-tech-consulting-mfd","title":"Python Developer – Banking Domain with ML/AI Expertise - Tieto Tech Consulting (m/f/d)","company":{"id":6293,"name":"Tieto","domain":"tieto.com","url":"https://alion.io/company/tieto","size_band":"5000+","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"SmartRecruiters","truth_index":{"grade":"B","score":75,"open_postings":66,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":29,"computed_at":"2026-11-11T05:49:22Z"}},"role":"Backend","role_family":"Backend","seniority":"middle","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Łódź, Poland"],"countries":["PL"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":41000,"max_usd":73000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":96},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AWS","optional":false},{"name":"Azure","optional":false},{"name":"CI/CD","optional":false},{"name":"Django","optional":false},{"name":"FastAPI","optional":false},{"name":"Flask","optional":false},{"name":"GCP","optional":false},{"name":"Machine Learning","optional":false},{"name":"Python","optional":false},{"name":"SQL","optional":false},{"name":"Docker","optional":true},{"name":"Kubernetes","optional":true}],"status":"live","first_seen_at":"2026-02-03T08:51:43Z","employer_posted_date":"2026-02-03","last_verified_at":"2026-11-12T02:53:10Z","board_verified":true,"closed_at":null,"days_open":281,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":280},"description":"Python Developer - Banking Domain with ML/AI Expertise\nLocation: Poland (Tricity / Warsaw / Łódź - 3 days in the office)\nSeniority: Mid / Senior\nEmployment Type: Full-time\nAbout the Role\nWe are looking for an experienced Python Developer with strong banking domain knowledge and hands-on experience in machine learning / AI solutions.\nKey Responsibilities\nDesign, build, and maintain backend services and tools using Python.\nDevelop data pipelines for ML/AI models, including feature engineering & preprocessing.\nCollaborate with data scientists on deploying ML/AI models into production.\nIntegrate with banking systems, payment platforms, and financial messaging\nBuild secure, high-performance APIs and microservices.\nEnsure compliance with financial regulations, security, and data governance standards.\nOptimize existing services for scalability and performance.\nWrite clean, testable, well-documented code.\nParticipate in architecture design, code reviews, and troubleshooting.\nRequired Skills & Qualifications\nStrong Python proficiency (Flask, FastAPI, Django or similar).\nSolid experience in banking or financial services (payments, transaction flows, AML/FCP use cases, or similar).\nUnderstanding of Swift MT/MX, SEPA, ISO20022, or financial messaging frameworks.\nExperience with ML/AI pipelines, model serving, and MLOps concepts.\nKnowledge of SQL/NoSQL databases.\nFamiliarity with cloud environments (AWS/Azure/GCP).\nExperience with CI/CD, DevOps tooling, and test automation.\nNice to Have\nKnowledge of containerization (Docker, Kubernetes).\nExperience with data governance, model risk management, or AI compliance.\nBackground in event-driven architectures or streaming platforms.\nInformation 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.\n\n At Tieto, we believe in the power of diversity, equity, and inclusion. 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