Search current senior backend developer jobs, vacancies, and employment in Polska on Jobeax. 8,212 senior backend developer jobs in Polska.
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Wyświetlane oferty
$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 ...
Poland, Katowice
$2k USD
We are creating a new product in a multi-cloud setup and are seeking a Senior Full-stack Developer to drive backend and frontend delivery. You will build with Python/FastAPI, React/TypeScript, PostgreSQL, OpenSearch, and heavy Databricks usage while optimizing performance. Apply today. Responsibilities Create and maintain ...
Poland, Łódź
... The role focuses on building distributed systems, APIs, and cloud-native services with reliability and scalability at the forefront. Responsibilities include designing and implementing backend services using C# and .NET, creating secure REST APIs, modeling data, integrating with enterprise systems, and contributing to
Poland, Kraków
Cisco Systems, Inc. in Kraków is seeking a skilled License Manager engineer to design, build, test, and maintain core licensing capabilities using C++. You will lead features from design through production delivery, balancing correctness, performance, security, and maintainability.
Poland, Kraków
voize, a fast-growing Warsaw-based tech startup, is hiring a Backend Engineer to join the US/UK squad. You will ensure smooth data flows between voize and partner software, building integrations with care and scale. Target candidates bring Kotlin mastery, API integration experience, and strong English communication skills. ...
Poland, Warszawa
... robotów intralogistycznych - system, który łączy zewnętrznych klientów WES z silnikiem planowania tras C++ i fizycznymi robotami działającymi na hali. Poszukujemy senior backendowca, który ma głowę do architektury mikroserwisów, rozumie asynchroniczne Python i wie, jak pisać systemy odporne na awarie w środowisku czasu rzeczywistego. ...
Poland, Zakroczym
$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 ...
Poland, Gdańsk
$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 ...
Poland, Gdańsk
voize GmbH in Warsaw, Poland is seeking a Backend Engineer to ensure data flows between voize and partner healthcare software. You will build and maintain integrations that connect our products with hospital systems. The role emphasizes Kotlin and Coroutines, REST/GraphQL API design, and end-to-end ownership of integrations. ...
Poland, Warszawa
HSBC in Kraków is seeking a Software Engineer (Backend Java/API) to join the Messaging Delivery Platform team on a permanent basis. You will design and build distributed, secure backend services using Java/Spring Boot, deploy to Kubernetes, and integrate with AWS cloud. You’ll work closely with Agile teams to translate ...
Poland, Kraków
... innovation. At Espeo Software, we’re often looking for talented professionals to join our team across a wide range of technology areas, including Frontend, Backend, Fullstack, Cloud, AI, Mobile, and more. If our vision and values resonate with you and you’re looking for your next professional challenge, we’d love to hear ...
Poland, Kraków
... business-critical processes, connect enterprise systems, and enable seamless data exchange between customers, logistics platforms, and customs services. As a Backend Developer, you will work with modern technologies including Kotlin, Kafka, REST APIs, relational databases, and cloud-based platforms. You will help solve real-world ...
Poland, Warszawa
24000 - 32000 zł
Benefits, remote work opportunities, flexible working time Praca zdalna Elastyczne godziny
Poland
... платформы, соединяющей UI‑слой с несколькими бэкенд-системами. Платформа изначально поддерживает консолидированный торговый blotter по FX, опционам, товарам и процентным ставкам. Команда работает над backend-сервисами, архитектурой обмена сообщениями и интеграцией систем, решая сложные задачи в условиях высокого воздействия.
Poland, Warszawa
IT Performance poszukuje doświadczonego .NET Developera (Mid/Senior) do zespołu zajmującego się systemami Security, Video-CCTV i Data Processing. Praca w środowisku on-premise, z planowaną migracją do .NET 10, z możliwością obsługi starszych komponentów .NET Framework. Zakres obejmuje rozwój i utrzymanie backendu C#/.NET, ...
Poland, Warszawa
21840 - 25200 zł
We are seeking a Senior Sharepoint Frontend Developer to join one of our projects from banking industry. Requirements: At least 5 years of experience developing SharePoint Online solutions using SPFx, React, and TypeScript Strong knowledge of: PnP SPFx Controls, PnPJs. Fluent UI. Microsoft Graph API. Experience developing ...
Poland, Warszawa
... modelach scale up the team. Naszymi klientami są firmy z wielu zróżnicowanych branż, szukające wsparcia najwyższej klasy ekspertów. Poszukujemy doświadczonego AWS Backend Developera, który będzie odpowiedzialny za projektowanie, rozwój i utrzymanie skalowalnych systemów backendowych oraz infrastruktury chmurowej AWS wspierającej ...
Poland, Warszawa
Sii Poland is seeking an experienced SharePoint Front-end Developer to build and maintain the frontend layer of a Knowledge Base on SharePoint Online. You will design SPFx and React components, integrate with Microsoft 365 services and internal APIs, and collaborate with backend teams, analysts, and UX designers to deliver ...
Poland, Kraków
... to join our client's team of experts, supporting the implementation of innovative solutions to significantly enhance customer experiences. Fullstack Mobile Developer ( Kotlin, Java Backend) We offer: - Atractive salary - Remote work Responsibilities: About the company / project - You will join a team developing modern digital ...
Poland, Wrocław
26000 - 32000 zł
... to join our client's team of experts, supporting the implementation of innovative solutions to significantly enhance customer experiences. Fullstack Mobile Developer ( Kotlin, Java Backend) We offer: - Atractive salary - Remote work Responsibilities: About the company / project - You will join a team developing modern digital ...
Poland, Rzeszów