8,585 Senior Backend jobs
Senior backend engineering roles owning server-side systems and APIs.
Starszy Programista Backend
Branża : bankowość Model pracy : 4 dni/miesiąc z Warszawy Wymiar pracy : pełny etat Kontrakt : B2B Długość kontraktu : 12 miesięcy + przedłużenia Start : 01.10.2026 Obowiązki: Tworzenie i rozwijanie aplikacji…
Senior Backend Engineer - FinTech Engineering (M/F/N)
We're looking for a Senior Backend Engineer to join our FinTech Platform team and help us build the next generation of payment and financial services solutions at InPost. In this role, you'll take end-to-end ownership…
Senior Backend Engineer
Senior Backend Engineer at Faye (a US travel protection/insurtech company) will design, build, and own scalable backend services end-to-end for its travel insurance and traveler-care platform. Core stack: Node.js, Nest.js, TypeScript, PostgreSQL, and AWS.
Senior Backend Software Engineer
Senior backend engineer building scalable, secure infrastructure for an AI-powered sportsbook and gaming platform, using Python and cloud-native tools.
Senior Backend Engineer - Agentic Systems
The opportunity Join an AI-first consultancy and AI-engineering platform that works with leading companies and investors across Europe to turn strategy into real, measurable digital and AI value. Its Forward Deployed…
Senior Backend Engineer (Java, Kubernetes)
Lokalizacja: Polska, praca zdalna Start: ASAP, planowany na grudzień 2026 Długość współpracy: 12+ miesięcy Forma współpracy: B2B Stawka: 1100–1400 PLN netto + VAT / MD, zależnie od doświadczenia i kompetencji…