{"id":1955415,"url":"https://alion.io/job/dcv-technologies-senior-python-developer-wroclaw","title":"Senior Python Developer | Wroclaw","company":{"id":890,"name":"DCV Technologies","domain":"dcvtechnologies.co.uk","url":"https://alion.io/company/dcv-technologies","size_band":"51-200","is_staffing_agency":true,"employer_type":"agency","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Wrocław, Poland"],"countries":["PL"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":57000,"max_usd":95000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":300},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Python","optional":false},{"name":"Rest API","optional":false},{"name":"CI/CD","optional":true},{"name":"Docker","optional":true},{"name":"FastAPI","optional":true},{"name":"Flask","optional":true},{"name":"Kubernetes","optional":true}],"status":"live","first_seen_at":"2026-10-06T12:19:16Z","employer_posted_date":null,"last_verified_at":"2026-10-06T12:19:16Z","board_verified":false,"closed_at":null,"days_open":4,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":4},"description":"Senior Python Developer\nWork mode: Hybrid - 3 days per week from Wrocław\nAbout the Project\nWe are looking for a Senior Python Developer to join a project for our client in the financial sector. The company operates in areas including transaction processing, risk analysis, and financial data platforms.\nYou will be part of a team developing scalable, secure, and data-intensive backend applications supporting banking and investment-related processes.\nKey Responsibilities\nDesign, develop, and maintain backend applications and services using Python\n\nBuild reliable, scalable, and high-performance REST APIs and backend services\n\nWork with large datasets and data-intensive applications\n\nDevelop solutions for financial data processing and transaction-related workflows\n\nOptimize application performance, scalability, and resource utilization\n\nWrite clean, testable, maintainable, and well-documented code\n\nApply software engineering best practices, including code reviews, testing, and secure development\n\nCollaborate with other developers, engineers, and stakeholders to deliver high-quality solutions\n\nMust Have - Required Skills & Experience\nStrong proficiency in Python, including object-oriented and functional programming\n\nSolid experience in backend development and API design\n\nExperience working with large datasets and data-intensive applications\n\nStrong understanding of software engineering principles, design patterns, and best practices\n\nGood understanding of application security, scalability, and performance\n\nExperience working in a professional software development environment\n\nNice to Have\nExperience with FastAPI or Flask\n\nKnowledge of Docker and Kubernetes\n\nExperience with CI/CD pipelines\n\nFamiliarity with financial instruments, transaction processing, or banking systems\n\nExperience with cloud-native architectures\n\nKnowledge of automated testing and observability tools\n\nWhat We're Looking For\nWe are looking for someone who can take ownership of backend components, make sound technical decisions, and build robust Python solutions for complex, data-intensive financial 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