6,919 java back end developer jobs in Polska.

• Kontrakt

We are looking for a Lead Cloud Native Developer passionate about building scalable, resilient, and observable cloud-native applications with AI at the core. The ideal candidate combines deep Python expertise with cloud engineering experience, technical leadership, and the ability to design and deliver AI-powered solutions. ...

• Hybrydowo

Atotech brand of MKS in Poznań is seeking a Senior Software Engineer (PLC Developer) to design, develop, and maintain PLC control logic for advanced automation projects. You will work with engineering, commissioning, and project teams to deliver reliable automation solutions, using IEC 61131-3 languages (ST/SFC), JScript, ...

• Kontrakt

We are looking for a Senior Cloud Native Developer passionate about building scalable, resilient, and observable cloud-native applications with AI at the core. The ideal candidate combines deep Python expertise with hands-on cloud engineering experience and the ability to design and deliver AI-powered solutions. Responsibilities ...

• Zdalnie

Aplikacja mobilna dla zagranicznego banku. Jakie zadania na Ciebie czekają? - Rozwijanie natywnych funkcjonalności aplikacji iOS w języku Swift. - Udział w podejmowaniu decyzji technicznych dotyczących rozwijanych funkcjonalności. - Implementowanie i utrzymywanie wysokiej jakości kodu.

• Hybrydowo

... We are assembling a small, agile team to develop innovative network monitoring products for real-time financial data networks. As a Senior Real-Time Linux Developer, you will work closely with hardware engineers and front-end developers to build high-performance systems that interface with custom FPGA-based SmartNICs. ...

• Kontrakt

$2k USD

We are building a new product across multiple clouds and are hiring a Senior Full-stack Developer to ship Python/FastAPI backend and React/TypeScript front-end features. You will work with PostgreSQL, OpenSearch, and Databricks while improving integrations and performance. Apply now. Responsibilities Implement and maintain ...

• Kontrakt

$2k USD

We are building a new product across multiple clouds and are hiring a Senior Full-stack Developer to ship Python/FastAPI backend and React/TypeScript front-end features. You will work with PostgreSQL, OpenSearch, and Databricks while improving integrations and performance. Apply now. Responsibilities Implement and maintain ...

• Kontrakt

$2k USD

We are looking for a Senior Platform Engineer to build and maintain internal developer tooling, automate infrastructure workflows, and strengthen platform security across our engineering ecosystem. Responsibilities Build and maintain the Internal Developer Portal using https://jobeax.com/link/RrwM30FyTLFh3eMC backend automation ...

• Kontrakt

$2k USD

We are looking for a Senior Platform Engineer to build and maintain internal developer tooling, automate infrastructure workflows, and strengthen platform security across our engineering ecosystem. Responsibilities Build and maintain the Internal Developer Portal using https://jobeax.com/link/RrwM30FyTLFh3eMC backend automation ...

• Hybrydowo
• Kontrakt

31000 zł

... millions of API calls) Practical experience with cloud platforms (Azure or similar) Strong system design and architecture skills Track record of owning projects end-to-end and providing technical leadership Experience mentoring and developing engineers Proactive, value-driven mindset with strong problem-solving abilities ...

• Zdalnie
• Hybrydowo
• Stacjonarnie
• Kontrakt

... translating operational and regulatory requirements into functional specifications engineers and data scientists can build against., Own the New Issue domain end-to-end: model current-state and target-state processes, including allocations, primary market settlement, safekeeping account set-up, and their links to corporate ...

• Hybrydowo

20000 - 22000 zł

... like your kind of challenge? This is how we organize our work This is how we work - at the client's site - agile - scrum Your responsibilities - Manage the end-to-end response to data breaches and security incidents across global environments. - Coordinate actions between multiple teams, ensuring timely mitigation of ...

• Zdalnie
• Pełny etat
• Kontrakt

... people in Europe already receive parcels through InPost. Far fewer of them start their shopping with us. Closing that gap is the job. You'll own the buyer funnel end to end: how we communicate the USP, how first-time buyers get onboarded, what makes them come back for a second order, and where they drop off in between. This ...

• Hybrydowo
• Kontrakt

8000 - 16000 zł

... - Start: October / November 2026 - the sales cycle opens then, so your availability weighs as much as your CV What you'll do - Own the full new-business cycle end to end: demo call setup by LeadGen team→ negotiation → signed contract. You close, including the paperwork. - Run demo calls with prospective exhibitors. This ...

• Zdalnie
• Hybrydowo

€22.5 EUR

... world’s leading organizations unlock the value of technology and build a more sustainable, more inclusive world. Your role As a Project Manager you will lead end-to-end delivery of complex software projects for international clients, working in a multicultural environment with English and German as key communication languages. ...

• Zdalnie
• Hybrydowo

€22.1 EUR

... practice delivers intelligent, human-centered solutions for global enterprises and public sector organizations. You'll work in empowered Agile squads, owning the end-to-end lifecycle of business applications — from architecture to deployment — in a culture built on feedback and continuous learning. Your tasks Lead requirements ...

• Zdalnie
• Hybrydowo

€22.1 EUR

... practice delivers intelligent, human-centered solutions for global enterprises and public sector organizations. You'll work in empowered Agile squads, owning the end-to-end lifecycle of business applications — from architecture to deployment — in a culture built on feedback and continuous learning. Your tasks Lead requirements ...

• Zdalnie
• Hybrydowo

420k

... Lead workshops with business stakeholders and guide them through best practices. Work closely with multinational and cross‑functional teams to ensure seamless end‑to‑end delivery. Your profile At least 5 years of experience in SAP application support or participation in implementation projects, including hands‑on configuration ...

• Zdalnie
• Hybrydowo

19900 - 24000 zł

... week)., , Only candidates with an existing legal right to work in Europe will be considered for this role. Your responsibilities, Architect, build, and maintain end-to-end graph platform lifecycle — from design, deployment, to operational excellence, Create and optimize graph data models based on LPG and RDF standards, including ...

• Zdalnie
• Hybrydowo
• Stacjonarnie

1k

... Every item is made to order, so how it is packed, which carrier it goes on, and what condition it arrives in is the last, decisive step. This role owns that step, end to end. The Role Your responsibility starts when the package is closed and ends when the customer opens it. That covers a part of packaging, outbound shipping, ...