Senior Backend Developer Jobs in Poland

Backend development in C#/.NET;Creation and development of REST API;Ensuring quality scalability and performance;Working with CI/CD and integration tests.Qualifications : Studies: Computer Science or a related field (4th or 5th year students minimum);Experience in C# / Core;Good knowledge of relat...

Project the aim youll haveThe project focuses on transitioning from on-prem data warehouse to a modern cloud-based microservices for a major telecommunications provider. A key component of the initiative is the modernization and adaptation of an existing data flows to the new architecture. The work...

Our client is a leading European tech company building scalable high-performance backend services and platforms for enterprise and AI-driven applications.Our mission is to combine cutting-edge backend technologies with reliable automated DevOps practices ensuring secure maintainable and high-quality...

As a Senior Backend Developer give support to the Technical Lead & Junior developers you will be a trusted partner to the business in developing a roadmap to ensure the delivery of technology solutions. You will contribute to the transformation and growth by building high performing IT teams and con...

Our client is a global leader in the development integration and implementation of advanced physical and cybersecurity intelligence and IT solutions delivering complete end-to-end solutions on the enterprise and national levels. They are now looking for an experienced Backend Developer ( MongoDB AI...

Remote-friendly Outcome-drivenWant to build backend systems that directly impact revenue - not just ship features that nobody measuresThis is not a typical backend role where you maintain legacy services close Jira tickets and disappear into the engineering backlog.Youll build internal infrastruct...

Own the Engineering. Make the Scheduling Magic happen.Doodle is a B2B SaaS platform used by millions of professionals to coordinate meetings and collaboration across teams and companies. We are expanding from a scheduling product into a broader productivity and coordination platform which creates me...

N-iX is looking for a Senior Backend Engineer to join our team.Together with the clients team youll be building a next-generation cloud-based security platform as a backend engineer with strong infrastructure team is working on products that enable security teams to orchestrate forensic investigati...

N-iX is looking for a Senior Backend Engineer to join our team.Together with the clients team youll be building a next-generation cloud-based security platform as a backend engineer with strong infrastructure team is working on products that enable security teams to orchestrate forensic investigati...

Remote role based in mainland Europe. We are seeking Backend or Systems Engineers who know how to use - in-depth - Python Django and KafkaTasksDesign and operate distributed backend services that handle high traffic and real time workloadsBuild and maintain Python based services using Django and asy...

About the team and your mission: In this role you will help us move towards our vision: patients have easy universal access to their health data through an insights-driven experience that helps them live healthier longer lives. As a Backend Engineer on our Health Profile team you will work on distri...

ING Hubs Poland is hiring!The expected salary for this position: 13 000 - 24 000 PLNThe financial ranges specified in the announcement are adjusted and may differ from the range specified in the remuneration regulations.We are looking for you if:You have strong experience in Java and/or Kotlin.Youre...

.NET Backedn Developer Junior Location: Kraków Poland- HybridJoin the Future of Digital Tech with KolomoloAt Kolomolo we dont just follow trends - we set them. As a global supplier of IT services and digital modernization solutions we help businesses embrace cutting-edge technology to optimize thei...

Job descriptionLocation: Poland (remotely)Salary: 15.000 - 21.000 PLN on B2B or 12.500 - 17.400 PLN gross on UoP Contract: B2B or UoPTidio is the customer service platform that aligns AI and people so businesses can scale without losing trust or the human touch. Our goal is to help entrepreneurs gro...

Job descriptionLocation:Poland (remotely)Salary: 19.000 - 28.000 net PLN on B2B or 15.800 - 23.200 PLN gross on UoPContract:B2B or UoPTidio is the customer service platform that aligns AI and people so businesses can scale without losing trust or the human touch. Our goal is to help entrepreneurs gr...

Job descriptionLocation:Poland (remotely)Salary: 19.000 - 28.000 net PLN on B2B or 15.800 - 23.200 PLN gross on UoPContract:B2B or UoPTidio is the customer service platform that aligns AI and people so businesses can scale without losing trust or the human touch. Our goal is to help entrepreneurs gr...

About HeadFound:HeadFound GmbH is a fast-growing AI-powered recruitment technology company with offices in Germany Poland Austria and Switzerland. We build modern SaaS products that combine machine learning automation and user-friendly interfaces to deliver faster and more accurate hiring. We are ex...

About HeadFound:HeadFound GmbH is a fast-growing AI-powered recruitment technology company with offices in Germany Poland Austria and Switzerland. We build modern SaaS products that combine machine learning automation and user-friendly interfaces to deliver faster and more accurate hiring. We are ex...