Search current backend developer jobs, vacancies, and employment in Polska on Jobeax. 2,908 backend developer jobs in Polska.
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... deliver robust solutions Ensure high code quality through unit and integration testing Key Requirements: 5+ years of professional experience as a .NET / C# Developer Hands-on experience in the banking or investment banking sector (mandatory) Full-stack development experience (backend-focused, frontend included) Strong understanding ...
Poland, Warszawa
600 - 650 £ / dziennie
Senior Java Developer Sheffield £600pd - £650pd We are seeking a highly motivated Java Developer to join a high-performing team building next-generation trading and risk systems. This role offers end-to-end involvement across the software development lifecycle, including the development of major greenfield components within ...
Poland
15k zł PLN - 22k zł PLN
... and evolve user-facing applications that provide sustainability insights, portfolio steering capabilities and emissions-related decision support. - Develop backend services, APIs and integrations that enable the collection, processing and delivery of sustainability-related data. - Collaborate closely with Product Owners, ...
Poland, Katowice
Close is seeking an experienced software engineer to help overhaul email/calendar syncing, expand call capabilities with voice agents, and tackle inbound conversations. You’ll build native scheduling features and orchestrate an agent-driven workflow within the CRM.
Poland, Warząchewka Polska
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
... https://jobeax.com/link/wGBLasCtsmGJlvEi, PostgreSQL, Docker Mode: Remote / Hybrid (Warszawa, Gliwice, Kraków, Wrocław) · Contract: B2B / employment contract We're looking for a Fullstack Developer to join our product team. You'll work in TypeScript across the whole stack — React/Next.js on the frontend, https://jobeax.com/link/23Y18EPRxbunsJ7l on the ...
Poland
... discovery and cutting-edge manufacturing, turning abstract ideas into realities that transform the world for good. Your impact: As a Senior Full Stack .NET Developer , you will be responsible for designing, developing, and delivering high‑quality software solutions. You will support teams in applying best practices, ensuring ...
Poland
dmTECH Polska
23520 - 30240 zł
Do spółki technologicznej należącej do międzynarodowej grupy dm poszukujemy podwykonawcy do współpracy jako: Fullstack Developer z j. niemieckim - Payments, Cards and Mobile (B2B) dmTECH to ponad 1 400 ekspertek i ekspertów z różnych obszarów technologicznych, którzy każdego dnia tworzą, utrzymują i rozwijają rozwiązania ...
Poland, Wrocław
24000 - 26000 zł
... across the team Evaluating and proposing technical solutions to ensure scalability, maintainability, and performance Providing technical guidance and support to developers throughout the software development lifecycle Designing and developing backend services and REST APIs using Java and Spring Boot Performing hands-on coding ...
Poland, Warszawa
Sii Sp. z o.o.
1000k zł PLN / month
... https://jobeax.com/link/6WcBICn0LM558SP0, TypeScript, SharePoint Framework (SPFx), Git About the project, We are looking for an experienced SharePoint Front-end Developer to join our team and work on innovative solutions for SharePoint Online. In this role, you will be responsible for developing and maintaining the frontend ...
Poland, Łódź
Quilter is seeking a Backend Engineer to join our File I/O Team in Poland. This role involves designing and maintaining integrations with leading PCB CAD vendors, requiring deep backend engineering skills and expertise in Python. You'll lead projects, collaborate with experts, and mentor junior engineers. We offer challenging ...
Poland, Warząchewka Polska
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
$2k USD
We are hiring a Senior Full Stack Developer (Angular & https://jobeax.com/link/JSd7UYCSg572jJDY) to shape frontend and backend capabilities for an enterprise AI-driven platform. You will own features across Angular, NestJS REST APIs, PostgreSQL, and streaming integrations while working in a collaborative Agile team with ...
Poland, Gdańsk
$2k USD
We are searching for a Senior Full Stack Developer (Angular & https://jobeax.com/link/JSd7UYCSg572jJDY) to build maintainable full-stack solutions for an enterprise AI-driven platform. You will deliver Angular components, NestJS RESTful microservices, and PostgreSQL-backed features, including streaming integrations, while ...
Poland, Gdańsk
$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, Łódź
$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
... istniejących modułów napisanych w GWT oraz sukcesywna migracja aplikacji do architektury opartej o Spring. Zespół: Około 15 osób + 2 freelancerów. Development: 11 Backend Developerów (4 Senior + Midzi), 4 Frontend Developerów. Dodatkowo zespoły Analityków, QA oraz Liderzy Techniczni. Proces rekrutacji: 15-minutowe zdalne spotkanie(MS ...
Poland, Warszawa