Senior Embedded Software Engineer - JIT Offices

🏢 Summary: Remote Senior .NET Engineer role focused on developing, optimizing, and maintaining enterprise applications built on ASP.NET, .NET Core, and .NET Framework. The position involves performance tuning, database optimization, production troubleshooting, and contributing within a cross-functional agile team. Strong emphasis on system reliability, CI/CD practices, and collaboration in an English-speaking environment. 🗂️ Requirements: Bachelor’s degree in Computer Science or related field, Strong experience with .NET technologies (ASP.NET, .NET Core, .NET Framework), Solid experience with MSSQL databases and SQL, Experience with stored procedures and query optimization, Proven experience in debugging and performance optimization, Experience troubleshooting production systems, Familiarity with CI/CD tools (Jenkins, TeamCity, or Azure DevOps), Ability to work in cross-functional agile teams, Strong English communication skills 📃 Skills: C#, .NET, ASP.NET, MSSQL, SQL, StoredProcedures, Jenkins, TeamCity, AzureDevOps, CICD, Debugging, Performance, Git, DevOps 🏢 Description: Salary: up to 1300 PLN/MD on B2B Work model: remote Why choose this offer? Work in an agile and self-sufficient team with autonomy over development Collaborate with an English-speaking, multicultural team The client is one of the European leaders in its field and is building a completely new platform using the latest technologies The Jit community will bring you a nice time during regular integration meetings Enjoy work-life balance in a company that values flexibility and innovation Project We are looking for a highly skilled Senior .NET Engineer to join our dynamic team. In this role, you will focus on developing, improving, maintaining, troubleshooting, and optimizing applications built with ASP.NET, .NET Core, and .NET Framework. Your expertise in MSSQL databases, debugging, and performance improvement will be crucial in ensuring smooth system operations. Our teams follow a T-shaped, cross-functional setup , meaning engineers contribute beyond their primary expertise. You should be comfortable taking on small tasks in different areas , including bug fixes, PR reviews, or DevOps contributions . We value collaboration and adaptability over rigid role definitions. What you'll be doing Develop, improve, maintain and support applications developed in ASP.NET, .NET Core, and .NET Framework Identify and resolve software and database performance issues Optimize SQL queries and stored procedures to improve system efficiency Collaborate with cross-functional teams to debug and resolve production issues Implement performance improvements and ensure application reliability Work with build and deployment tools (e.g., Jenkins, TeamCity, Azure DevOps) Communicate progress and technical updates to stakeholders and team members Expected competences and knowledge Bachelor's degree in Computer Science, Engineering, or a related field Strong development experience in .NET technologies (ASP.NET, .NET Core, .NET Framework) Expertise in troubleshooting production system issues Solid experience with MSSQL databases, SQL, and stored procedures A proactive, problem-solving mindset Previous experience in debugging and performance optimization Familiarity with CI/CD tools such as Jenkins, TeamCity, or Azure DevOps Strong communication skills to interact with both technical and non-technical stakeholders Technologies you'll work with .NET Framework, .NET Core, ASP.NET MSSQL CI/CD Tools Debugging & Performance Optimization Version Control DevOps Contributions Client – why choose this particular client from the Jit portfolio? Our client is a Scandinavian supplier of software and services for purchasing and tendering processes in highly formalized conditions, such as orders in accordance with public procurement law at the level of the European Union or individual member states. The delivery center is located in Utrecht. Client’s platforms allow to announce tenders and conduct the entire procedure of collecting and evaluating offers at every stage of the purchasing process. They are used both by public administration bodies at various levels in European countries and by purchasing departments of large companies and corporations. About Jit Team The Human factor of IT - it's not just a slogan, it's a philosophy. The foundation of Jit Team is people, which is why we prioritise you. We employ over 500 experienced experts . We create highly specialised teams for clients from all over the world. We offer team members developmental projects, a wide range of benefits and a proprietary professional development programme. Behind our maxim are also charitable and educational activities. We support pupils and students by donating learning equipment. We offer internships to help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We are a Polish company and we share what we have achieved over 15 years of activity . By supporting indigenous initiatives, we ensure the circulation of good energy.

🏢 Summary: Senior software engineering role focused on developing high-performance, real-time solutions for power grid automation using modern C++ and cross-platform technologies. The position involves designing scalable and secure systems, optimizing low-latency applications, and contributing to mission-critical energy infrastructure projects in an international agile environment. Hybrid work from Kraków with long-term product development and collaboration across global R&D teams. 🗂️ Requirements: University degree in computer science, engineering, or related field, 8+ years of experience in senior technical roles, Advanced C++17/20 knowledge, Experience with multithreading and synchronization, Experience with asynchronous I/O and real-time systems, Cross-platform development for Windows and Linux, Knowledge of CMake and Visual Studio, Experience with Docker and Kubernetes, Experience with microservices architecture, Performance profiling and optimization experience, Knowledge of software architecture and secure system design, Understanding of unit and integration testing, Knowledge of scalability, performance, and security requirements, Experience with power grid management systems, Knowledge of SCADA, IED, and RTU systems 📃 Skills: C++, C#, .NET, Rust, CMake, VisualStudio, Windows, Linux, Docker, Kubernetes, Microservices, SCADA, IED, RTU, STL, RAII, Agile 🏢 Description: Salary: 1100-1400 pln/md on B2B Remote: hybrid from Kraków (1-2 days per week from the office) Why choose this offer? You can expect a flexible work organization The international work environment will give you the opportunity to interact with the English language on a daily basis The Jit community will bring you a nice time during regular integration meetings Work on cutting-edge technologies supporting the global energy transition Collaborate with international teams and industry experts Project The project is part of the Grid Automation domain, focused on developing innovative solutions for the power systems of the future. The team is responsible for designing and building high-performance, secure, and reliable software applications using modern C++ (C++17/20) , with a strong emphasis on real-time operation, system resilience, and long-term product support. As part of this initiative, engineers develop mission-critical software that supports energy infrastructure worldwide. The solutions are designed to meet demanding requirements for reliability, efficiency, cybersecurity, and continuous operation in real-time environments. The role offers close collaboration with global R&D and technology teams, bringing together specialized expertise and advanced engineering capabilities. Team members have a direct impact on the development of next-generation products that help ensure the stability, safety, and modernization of critical power systems. This is an opportunity to work on complex, cutting-edge technologies while contributing to software that delivers long-term value and supports essential infrastructure on a global scale. Responsibilities you'll have Develop system design in areas like multithreading, synchronization, I/O, and latency requirements for real-time operation Develop high-performance C++ cores to managed runtime services (.NET, RUST) with minimal latency overhead Implement performance optimization and scalability : profile threading behavior, minimizing lock contention, reducing memory allocations in critical paths, and ensure predictable latency at scale Maintain high code quality through code reviews, unit testing, and adherence to SOLID, KISS, DRY and industry best practices Participate in system design, best practices and maintaining code quality in performance-critical sections Participate in technical architecture reviews, design documentation, and roadmaps for feature development, refactoring initiatives, and legacy code modernization, collaborate with engineering, product, and business stakeholders to transform requirements into clear architectural designs Support strategic technology decisions on dependencies, build tooling, dependency management, and secure software supply chain practices, maintain cross-platform support: drive modernization of build systems, ensure consistency across multiple deployment environments, and support Linux/Windows compatibility Practical Linux development and deployment strategies Contribute to achieving business goals by designing, developing, and delivering high-quality software solutions Continuously enhance existing systems and contribute to the creation of new features Work effectively within an agile environment, continually expanding your technical expertise and understanding of the business domain, actively participate in a cross-disciplinary team and contribute to shared objectives Expected competences and knowledge University degree in computer science, engineering, or a related technical field 8+ years of experience in senior technical roles Advanced proficiency in modern C++ (C++17/20) with deep understanding of RAII, smart pointers, STL, concurrency, and memory management Practical knowledge of C# development in plus Strong experience with multithreading, synchronization primitives, asynchronous I/O and real-time system design Proficiency with building systems (CMake, Visual Studio) and cross-platform development for Windows and Linux Experience with containerization technologies (Docker, Kubernetes) and microservices architecture patterns Demonstrated experience with performance profiling, optimization, and low-latency systems Understanding of software architecture principles and secure, scalable system design Excellent problem-solving skills and the ability to tackle complex technical challenges Good understanding of unit and integration testing techniques and testing frameworks Knowledge of non-functional requirements (performance, scalability, security) Practical experience developing systems for power grid management and monitoring Understanding of power grid operations and applicable standards Experience with industrial automation systems (SCADA, IED, RTU) Technologies you'll work with C++ 17/20 RAII, smart pointers, STL C# .NET, RUST CMake, Visual Studio Windows, Linux Docker, Kubernetes Microservices SCADA, IED SOLID, KISS, DRY Agile Client – why choose this particular client from the Jit portfolio? Our Client is an established global technology leader driving the digital transformation and innovation required to accelerate the transition toward a carbon-neutral future . Serving customers across the utility, industry, and infrastructure sectors, they provide cutting-edge solutions and services across the entire energy value chain. The organization is actively evolving the worlds energy systems to make them more sustainable, flexible, and secure, while precisely balancing social, environmental, and economic value. With a proven track record and an unparalleled installed technological base spanning well over 100 countries, the company operates on a massive global scale. About Jit Team The Human Factor of IT - it’s not just a slogan, it’s a philosophy. The foundation of Jit Team is people, which is why we prioritise you. We employ over 770 experienced experts , to whom we offer developmental projects, a wide range of benefits, and a proprietary professional development programme. Together with clients from around the world, we create innovative IT solutions delivered by highly specialised and efficient teams. Behind our maxim are also charitable and educational activities. We support schools, universities, and educational institutions by conducting workshops, running educational projects, sponsoring events, and donating learning equipment. We offer internships that help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We also support numerous charitable organisations helping people in need, children, and the elderly. We are a Polish company and we share what we have achieved over more than 15 years of activity. By supporting local initiatives, we contribute to the circulation of good energy.

🏢 Summary: Senior Frontend Developer role focused on stabilizing and developing a complex cross-platform application built with React and Electron, integrating web, desktop, and embedded environments with hardware devices via proprietary protocols. The position involves architectural contributions, code refactoring, and close collaboration with backend and hardware teams in a technically demanding environment. Remote work with occasional on-site presence in Rzeszów. 🗂️ Requirements: Senior-level experience as Frontend Developer, Advanced knowledge of React, Advanced knowledge of JavaScript, Experience with Electron, Experience integrating applications with hardware or devices, Understanding of cross-platform systems (web, desktop, embedded), Ability to work with low-level or proprietary communication protocols, Experience analyzing and refactoring complex systems, Good understanding of backend architecture and collaboration 📃 Skills: React, JavaScript, TypeScript, Electron, IoT, Embedded, Protocols, Web, Desktop 🏢 Description: Salary: 1100-1150 PLN/day on B2B Remote: remote / hybrid Rzeszów (2 days from the office per week) Why choose this offer? Development and maintenance of a frontend application based on React and JavaScript Support in stabilizing the existing solution and identifying architectural issues Working with system–device communication (client’s proprietary protocol) Development of a desktop application based on Electron Collaboration with backend and hardware/embedded teams Analysis and refactoring of code shared across web, desktop, and embedded environments Contribution to designing the solution architecture in a cross-platform environment Supporting the team in making technical and architectural decisions Project We are looking for an experienced Senior Frontend Developer to support the team in stabilizing and further developing an existing web application that integrates with hardware via a dedicated network protocol. The project is complex in nature—the application communicates with hardware devices, and part of the codebase has been designed in a universal way, enabling its use across web, desktop, and embedded environments. Therefore, a strong understanding of such systems and experience working at the intersection of software and hardware are essential. Expected competences and knowledge Very strong experience as a Frontend Developer (Senior / Lead) Advanced knowledge of React and JavaScript (TypeScript is a plus) Experience working with Electron Experience working with applications integrating with devices / hardware (e.g., IoT, embedded systems, device communication) Understanding of challenges related to cross-platform systems (web / desktop / embedded) Ability to work with more “low-level” system communication logic (proprietary or similar protocols) Experience in analyzing and refactoring existing, complex systems Good understanding of backend (in terms of collaboration and architecture) Ability to work in a highly complex technical environment Technologies you'll work with React JavaScript TypeScript Electron Client – why choose this particular client from the Jit portfolio? Our Client engineers technologies that enable the world of tomorrow to do more with less. They meet the growing need for infrastructure, food supply, energy efficiency and climate-friendly solutions . Their products and services are used in areas such as refrigeration, air conditioning, heating, motor control and mobile machinery. They are also active in the field of renewable energy as well as district heating infrastructure for cities and urban communities. Their innovative engineering dates back to 1933 and today our Client is a world-leader , employing more than 27,000 employees and serving customers in more than 100 countries . They are still privately held by the founding family. About Jit Team The Human factor of IT - it's not just a slogan, it's a philosophy. The foundation of Jit Team is people, which is why we prioritise you. We employ over 700 experienced experts . We create highly specialised teams for clients from all over the world. We offer team members developmental projects, a wide range of benefits and a proprietary professional development programme. Behind our maxim are also charitable and educational activities. We support pupils and students by donating learning equipment. We offer internships to help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We are a Polish company and we share what we have achieved over 15 years of activity . By supporting indigenous initiatives, we ensure the circulation of good energy.

🏢 Summary: Senior Test Automation Engineer role focused on designing, scaling, and maintaining automated test suites in a C#/.NET 8 environment, covering both UI and API layers. The position involves building robust test architecture, implementing CI/CD automation, and ensuring advanced failure diagnostics. Work is delivered in an international, hybrid setup with strong emphasis on high-quality automated testing. 🗂️ Requirements: 5+ years of test automation experience in .NET environments, Strong proficiency in C#, Hands-on experience with .NET 8, Experience in UI automation with Playwright, Experience in API automation using HttpClient or RestSharp, Experience with JSON validation and schema testing, Experience with NUnit and test runners, CI/CD automation experience with Bitbucket or Bamboo, Strong knowledge of Git and code review practices, Experience designing scalable and maintainable test architecture 📃 Skills: C#, .NET, Playwright, HttpClient, RestSharp, JSON, NUnit, Bitbucket, Bamboo, Git, CI/CD, Pega 🏢 Description: Salary: 800 - 1100 PLN/day on B2B Work model: elastic hybrid from Gdynia / Gdańsk / Warszawa (3 days per week from the office) Why choose this offer? You can expect a flexible work organization The international work environment will give you the opportunity to interact with the English language on a daily basis Scandinavian organizational culture will provide you with work-life balance, you will gain time for additional training (financed by Jit) The Jit community will bring you a nice time during regular integration meetings Project We are looking for a Senior Test Automation Engineer who will take ownership of designing, scaling, and maintaining automated test suites within a C# / .NET 8 environment. This role requires strong hands-on experience in both UI and API test automation , as well as the ability to design robust, maintainable test architecture and support advanced failure diagnostics. Responsibilities you'll have Design, develop, and maintain automated test suites in C# / .NET 8 Implement UI automation using Playwright with Page Object Model Develop API automation using HttpClient / RestSharp Perform JSON validation and schema checks Build scalable and maintainable test architecture Conduct failure diagnostics and debugging Maintain and improve CI/CD test pipelines Expected competences and knowledge 5+ years of experience in test automation within .NET environments Strong proficiency in C# Hands-on experience with .NET 8 test automation Solid experience in UI automation using Playwright Strong experience in API automation (HttpClient / RestSharp) Experience with JSON validation and schema testing Experience with NUnit and test runners CI/CD automation experience ( Bitbucket, Bamboo ) Strong Git knowledge, including code review practices and maintaining test pipelines Proven experience designing scalable and stable test architecture Nice to have Experience working with Pega Technologies you'll work with C# Playwright Git JSON NUnit Bitbucket Bamboo RestSharp Pega Client – why choose this particular client from the Jit portfolio? Jit Team has had an over-decade-long relationship with the leading financial group in the Nordic countries, and we are privileged to be our client's premier partner in Poland. At present, over 200 Jit personnel are engaged in the completion of more than 60 projects for this Norwegian major provider of financial services with a global presence and a strong focus on modern technology. Our customer's work atmosphere is epitomized by the Scandinavian culture , which is conducive to people who place emphasis on work-life balance and feedback culture . Furthermore, all projects are executed in international teams, giving constant exposure to the English language. About Jit Team The Human factor of IT - it's not just a slogan, it's a philosophy. The foundation of Jit Team is people, which is why we prioritise you. We employ over 700 experienced experts . We create highly specialised teams for clients from all over the world. We offer team members developmental projects, a wide range of benefits and a proprietary professional development programme. Behind our maxim are also charitable and educational activities. We support pupils and students by donating learning equipment. We offer internships to help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We are a Polish company and we share what we have achieved over 15 years of activity . By supporting indigenous initiatives, we ensure the circulation of good energy.

🏢 Summary: Oferta dla Senior Java Developera w projekcie modernizacji systemów IT dla sektora energetycznego. Rola obejmuje rozwój aplikacji Java, mikroserwisów i REST API w środowisku Spring Boot oraz DevSecOps, z wynagrodzeniem 1000–1300 PLN/MD na B2B i sporadycznymi wizytami we Wrocławiu. 🗂️ Requirements: Minimum 8 lat doświadczenia w programowaniu Java, Znajomość wzorców projektowych i integracyjnych, Znajomość architektury mikroserwisowej, Znajomość Spring Boot, JPA i Hibernate, Doświadczenie w projektowaniu i implementacji REST API, Znajomość relacyjnych baz danych SQL, Znajomość praktyk DevSecOps, Doświadczenie z konteneryzacją, Znajomość zasad projektowania interfejsów użytkownika i użyteczności aplikacji webowych, Doświadczenie w branży energetycznej 📃 Skills: Java, SpringBoot, JPA, Hibernate, REST, SQL, Oracle, DevSecOps, Docker, Kubernetes, Nomad, Kafka, MinIO, Jenkins, GitLab 🏢 Description: Wynagrodzenie: 1000–1300 PLN/MD (B2B) Praca zdalna: sporadyczne wizyty w biurze we Wrocławiu, raz w miesiącu. Dlaczego warto wybrać tę ofertę? • Projekt dla sektora energetycznego, obejmujący rozwój i modernizację systemów IT wspierających krajową infrastrukturę energetyczną. • Praca z nowoczesnymi technologiami, architekturą mikroserwisową oraz środowiskiem Java, Spring Boot i DevSecOps. • Możliwość rozwijania kompetencji w integracji systemów, konteneryzacji i projektowaniu rozwiązań klasy enterprise. Projekt Jako Senior Java Developer dołączysz do projektu rozwoju i utrzymania systemów IT wykorzystywanych w sektorze energetycznym. Projekt koncentruje się na budowie oraz rozwoju nowoczesnych rozwiązań z wykorzystaniem Java, Spring Boot i architektury mikroserwisowej. Zakres obowiązków • Rozwój i utrzymanie aplikacji w technologii Java. • Projektowanie i implementacja architektury mikroserwisowej. • Tworzenie oraz rozwój interfejsów REST API. Oczekiwane kompetencje i wiedza • Minimum 8 lat doświadczenia w programowaniu w języku Java. • Praktyczna znajomość wzorców projektowych, wzorców integracyjnych oraz architektury mikroserwisowej. • Znajomość frameworków Spring Boot (Core, Data, Security), JPA oraz Hibernate. • Doświadczenie w projektowaniu i implementacji REST API. • Znajomość relacyjnych baz danych SQL, preferencyjnie Oracle. • Znajomość praktyk DevSecOps. • Doświadczenie w pracy z technologiami konteneryzacji, takimi jak Docker, Kubernetes (K8s) lub Nomad. • Znajomość dobrych praktyk projektowania interfejsów użytkownika oraz zagadnień użyteczności aplikacji webowych. • Doświadczenie w branży energetycznej. Mile widziane • Znajomość Apache Kafka, MinIO, Jenkins i GitLab. Technologie • Java • Spring Boot • JPA • Hibernate • REST API • SQL (Oracle) • Docker • Kubernetes (K8s) • Nomad • Apache Kafka • MinIO • Jenkins • GitLab

🏢 Summary: Senior Java Developer role in the KYC domain focused on designing and developing backend applications within a modern microservices architecture. The position involves building RESTful services, implementing testing strategies, and containerizing applications using Docker in an agile environment. The project operates on a modern Java stack with opportunities to work on scalable financial systems. 🗂️ Requirements: Minimum 5 years commercial experience with Java, Strong experience with Spring Boot, Proficiency in modern Java features, Experience designing and developing microservices, Experience building REST APIs and service communication, Experience with Docker and containerization, Ability to write unit and integration tests, Experience with relational databases, Understanding of Agile methodologies 📃 Skills: Java, Spring, SpringBoot, Microservices, REST, Docker, PostgreSQL, MsSQL, Kubernetes, AWS, GCP, Swagger, OpenAPI, SQL, JUnit 🏢 Description: Salary: 1000 - 1300 PLN/day on B2B Work model: Gdynia / Gdańsk / Warszawa ( 3 days per week from the office) Why choose this offer? You can expect a flexible work organization The international work environment will give you the opportunity to interact with the English language on a daily basis Scandinavian organizational culture will provide you with work-life balance, you will gain time for additional training (financed by Jit) The Jit community will bring you a nice time during regular integration meetings Project We are looking for an experienced Senior Java Developer to join a modern technology stack and a team working within the KYC (Know Your Customer) domain . Responsibilities you'll have Design and develop backend applications using Java, leveraging modern language features (e.g., records, pattern matching, virtual threads) Write clean, maintainable, and testable code following best practices (Clean Code, SOLID principles) Implement unit and integration tests Build and maintain communication between services (REST APIs, messaging) Build and maintain Docker images and manage containers Expected competences and knowledge Min. 5 years of commercial experience with Java and Spring Boot Strong proficiency in modern Java features (e.g., records, pattern matching, virtual threads) Microservices Architecture : Familiarity with designing, developing, and deploying microservices Docker: Experience containerizing applications and managing Docker images/containers Proficient in writing clean, maintainable, and testable code Understanding of software development lifecycle and agile methodologies Database: Experience with relational databases (e.g., PostgreSQL, MsSQL) Additional skills Knowledge of Kubernetes or other container orchestration tools Exposure to cloud platforms (e.g., AWS, GCP) Experience with API documentation tools (e.g., Swagger/OpenAPI) Client – why choose this particular client from the Jit portfolio? Jit Team has had an over-decade-long relationship with the leading financial group in the Nordic countries, and we are privileged to be our client's premier partner in Poland. At present, over 200 Jit personnel are engaged in the completion of more than 60 projects for this Norwegian major provider of financial services with a global presence and a strong focus on modern technology. Our customer's work atmosphere is epitomized by the Scandinavian culture , which is conducive to people who place emphasis on work-life balance and feedback culture . Furthermore, all projects are executed in international teams, giving constant exposure to the English language. About Jit Team The Human factor of IT - it's not just a slogan, it's a philosophy. The foundation of Jit Team is people, which is why we prioritise you. We employ over 700 experienced experts . We create highly specialised teams for clients from all over the world. We offer team members developmental projects, a wide range of benefits and a proprietary professional development programme. Behind our maxim are also charitable and educational activities. We support pupils and students by donating learning equipment. We offer internships to help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We are a Polish company and we share what we have achieved over 15 years of activity . By supporting indigenous initiatives, we ensure the circulation of good energy.

🏢 Summary: Development role in a Java/JEE environment focused on building new features and maintaining monolithic and microservices-based systems within an agile team. The position involves working on business initiatives, event-driven integrations, and production support in a large-scale enterprise system. It offers hybrid work and B2B contract with seniority-based daily rates. 🗂️ Requirements: Minimum 4 years commercial experience in Java/JEE, Very good knowledge of Spring, Very good knowledge of Hibernate, Strong knowledge of SQL, Experience with relational databases, Experience with Git, Experience with Maven or Gradle, Knowledge of OOP principles, Knowledge of multithreading, Experience working in Scrum/Agile, DevOps mindset 📃 Skills: Java, JEE, Spring, Hibernate, SQL, Oracle, PostgreSQL, Git, Maven, Gradle, Kafka, RabbitMQ, Docker, Kubernetes, Helm, GOSU, JavaScript, TypeScript, RxJS, HTML5 🏢 Description: Wynagrodzenie: Senior 1000-1300 PLN / dzień pracy (B2B) | Mid 500-900 PLN/ dzień pracy (B2B) Model pracy: elastyczna hybryda z centrum Warszawy (1 dzień z biura, 4 dni z domu) Dlaczego warto wybrać tę ofertę? Będziesz pracował dla uznanej firmy z branży ubezpieczeniowej w Polsce Duży zespół IT oferuje bogactwo wiedzy i szansę na rozwój w różnorodnych obszarach Dynamiczne środowisko pracy i możliwość nauki Społeczność Jit umili Ci czas podczas cyklicznych spotkań integracyjnych Zyskasz możliwość uczestniczenia w Jit Communities i szkoleniach, aby dalej rozwijać swoje umiejętności Projekt Dołączysz do istniejącego zespołu rozwijającego systemu, realizującego inicjatywy biznesowe w środowisku Java/JEE. Projekt koncentruje się głównie na rozwoju nowych funkcjonalności (ok. 70-80% prac), przy jednoczesnym wsparciu stabilizacji i utrzymania istniejących rozwiązań. Praca obejmuje rozwój zarówno aplikacji monolitycznych, jak i mikroserwisowych (ok. 50/50), w środowisku zwinnym, z rosnącym wykorzystaniem integracji event-driven opartych o Kafka /RabbitMQ. Do Twoich zadań będzie należało: Rozwój i implementacja nowych funkcjonalności w systemie Everest w technologii Java/JEE Projektowanie i współtworzenie r ozwiązań dla inicjatyw biznesowych w środowisku scrumowym Rozwój oraz utrzymanie aplikacji w architekturze monolitycznej i mikroserwisowej Tworzenie wysokiej jakości kodu zgodnego ze standardami i dobrymi praktykami programistycznymi Wsparcie testów akceptacyjnych, wdrożeń oraz stabilizacji rozwiązań produkcyjnych Udział w code review , refinementach, retrospektywach i planowaniu iteracji zespołu agile Współpraca przy dokumentacji technicznej oraz rozwoju integracji event-driven Wymagane kompetencje: Minimum 4 lata doświadczenia komercyjnego w programowaniu Java/JEE Bardzo dobra znajomość Spring, Hibernate, SQL oraz relacyjnych baz danych (Oracle/PostgreSQL) Doświadczenie w pracy z Git, Maven lub Gradle Znajomość zasad OOP oraz programowania wielowątkowego Gotowość do pracy w środowisku Scrum/Agile i DevOps mindset Mile widziane doświadczenie z Kafka /RabbitMQ, Docker, Kubernetes, Helm, TDD/BDD Otwartość na naukę GOSU (doświadczenie nie jest wymagane) Technologie z jakimi będziesz pracować Java / JEE Spring / Hibernate Oracle / PostgreSQL / SQL Git / Maven / Gradle Kafka / RabbitMQ Docker / Kubernetes / Helm nice to have: GOSU, JavaScript /TypeScript / RxJS / HTML5 Klient – dlaczego warto wybrać akurat tego klienta z portfolio JIT? Nasz Klient to niekwestionowany lider w dziedzinie usług ubezpieczeniowych w Polsce . Specjalizuje się głównie w obszarze ubezpieczeń majątkowych i osobowych. Firma zatrudnia ponad 1000 pracowników w IT. Oferuje nie tylko szeroką gamę produktów ubezpieczeniowych, zajmuje się także windykacją i wsparciem klientów w spłacie zobowiązań finansowych . Dzięki wieloletniemu doświadczeniu w branży ubezpieczeniowej, klient regularnie wprowadza zmiany w swoich systemach, dążąc do zwiększenia efektywności usług i stosowania nowoczesnych rozwiązań IT . Jako firma odpowiedzialna i innowacyjna, nieustannie rozwija i dostosowuje się do dynamicznie zmieniającego się rynku. O Jit Team The Human factor of IT - to nie tylko slogan, to filozofia. Fundamentem Jit Team są ludzie, dlatego to właśnie Was traktujemy priorytetowo. Zatrudniamy ponad 770 doświadczonych ekspertów , którym oferujemy rozwojowe projekty, szeroki zakres benefitów oraz autorski program rozwoju zawodowego. Wspólnie z klientami z całego świata tworzymy innowacyjne rozwiązania IT, dostarczane przez wysoko specjalizowane i efektywne zespoły. Za naszą maksymą stoją, także działania charytatywne i edukacyjne. Wspieramy szkoły, uczelnie i instytucje edukacyjne – prowadząc zajęcia, projekty edukacyjne, sponsorując wydarzenia czy przekazując sprzęt do nauki. Oferujemy staże umożliwiające rozpoczęcie kariery w IT. Wspieramy ratowników wodnych oraz szpitale, dostarczając potrzebne wyposażenie. Wspieramy też liczne organizacje charytatywne wspierające ubogich, dzieci i osoby starsze. Jesteśmy Polską firmą i dzielimy się tym, co osiągnęliśmy przez ponad 15 lat działalności. Wspierając rodzime inicjatywy, dbamy o obieg dobrej energii.

🏢 Summary: Remote role in a global IoT/Big Data project focused on designing and implementing a scalable Figma-to-QML architecture and reusable UI component system. The position involves building and standardizing design systems, ensuring consistency between Figma libraries and generated QML code, and supporting UI code automation. You will collaborate closely with designers and engineers to create scalable, modular UI solutions. 🗂️ Requirements: Experience with Figma, Experience with QML, Experience with Qt, Experience in design system architecture, Experience in component-based UI architecture, Experience building scalable UI systems, Knowledge of design tokens, Knowledge of reusable styles, Knowledge of modular UI architecture, Understanding of Figma library structure impact on frontend code, Experience with UI and code generation automation, Ability to collaborate with designers and software engineers 📃 Skills: Figma, QML, Qt, DesignSystems, UIArchitecture, ComponentArchitecture, DesignTokens, Automation, CodeGeneration, CosmosDB, ReactJS, Azure, .NET, IoT 🏢 Description: Wynagrodzenie: 1000-1300 PLN / dzień Miejsce pracy: W pełni zdalnie z Polski Dlaczego warto wybrać tę ofertę? Projekt o globalnym zasięgu w obszarze IoT i Big Data dla klienta z siedzibą w Szwajcarii Praca z nowoczesnymi technologiami - .NET, Azure, CosmosDB, ReactJs i inne Szerokie możliwości rozwoju dzięki pracy w międzynarodowym zespole z wykwalifikowanymi specjalistami Do Twoich zadań będzie należeć Zaprojektowanie i wdrożenie skalowalnej architektury (Figma → QML) Określenie i utrzymywanie skalowalnej struktury bibliotek Figma Zapewnienie spójności między komponentami Figma a generowanym kodem QML Stworzenie architektury komponentów interfejsu użytkownika nadających się do ponownego wykorzystania, tokenów projektowych oraz standardów stylizacji Tworzenie modułowych i łatwych w utrzymaniu struktur komponentów Wspieranie automatyzacji lub półautomatyzacji generowania kodu QML Ścisła współpraca z inżynierami odpowiedzialnymi za warstwę integracyjną Określenie najlepszych praktyk w zakresie standaryzacji interfejsu użytkownika i ponownego wykorzystania w różnych projektach Wymagane kompetencje Doświadczenie z Figma Doświadczenie z QML / Qt Doświadczenie z architekturą systemów projektowych Doświadczenie z architekturą interfejsu użytkownika opartą na komponentach Zrozumienie wpływu struktury biblioteki Figma na jakość generowanego kodu frontendowego Doświadczenie w tworzeniu skalowalnych systemów interfejsu użytkownika Znajomość: tokenów projektowych, stylów wielokrotnego użytku, modułowej architektury interfejsu użytkownika, konwencji nazewniczych i zasad zarządzania komponentami Doświadczenie w pracy z automatycznymi procesami generowania interfejsu użytkownika i kodu będzie dodatkowym atutem Umiejętność ścisłej współpracy zarówno z projektantami, jak i inżynierami oprogramowania Mile widziane: Doświadczenie w pracy z kodem urządzeń / środowiskami interfejsów użytkownika wbudowanych Doświadczenie w tworzeniu platform interfejsów użytkownika dla wielu projektów Doświadczenie w automatyzacji narzędzi frontendowych Technologie z jakimi będziesz pracować Figma QML / Qt Klient – dlaczego warto wybrać akurat tego klienta z portfolio Jit? Klient jest kluczowym producentem modułowych ekspresów do kawy IoT (Internet of Things). Dedykowany system pozwala, by każdy z ekspresów wysyłał informacje o swoim stanie do ogólnej bazy danych – CosmosDB. Dane na temat stanu technicznego, jak i inne informacje są wyświetlane w aplikacji mobilnej dla pracowników największych i najbardziej popularnych sieci kawiarni na świecie , które korzystają z ekspresów Klienta. Aktualnie Firma posiada silny zespół developerski, do którego poszukuje kolejnych doświadczonych programistów. Główną potrzebą rozwojową Klienta jest ciągłe dostosowywanie rozwiązań technologicznych istniejącego systemu. W niedalekich planach jest przepisanie systemu z Aurelii na React. Zespół planuje spotkania raz na kwartał w Trójmieście lub w Szwajcarii. O Jit Team The Human factor of IT - to nie tylko slogan, to filozofia. Fundamentem Jit Team są ludzie, dlatego to właśnie Was traktujemy priorytetowo. Zatrudniamy ponad 770 doświadczonych ekspertów , którym oferujemy rozwojowe projekty, szeroki zakres benefitów oraz autorski program rozwoju zawodowego. Wspólnie z klientami z całego świata tworzymy innowacyjne rozwiązania IT, dostarczane przez wysoko specjalizowane i efektywne zespoły. Za naszą maksymą stoją, także działania charytatywne i edukacyjne. Wspieramy szkoły, uczelnie i instytucje edukacyjne – prowadząc zajęcia, projekty edukacyjne, sponsorując wydarzenia czy przekazując sprzęt do nauki. Oferujemy staże umożliwiające rozpoczęcie kariery w IT. Wspieramy ratowników wodnych oraz szpitale, dostarczając potrzebne wyposażenie. Wspieramy też liczne organizacje charytatywne wspierające ubogich, dzieci i osoby starsze. Jesteśmy Polską firmą i dzielimy się tym, co osiągnęliśmy przez ponad 15 lat działalności. Wspierając rodzime inicjatywy, dbamy o obieg dobrej energii.

🏢 Summary: Senior QA Engineer role in a banking project focused on delivering high-quality digital solutions for core consumer finance systems. The position involves manual and automated testing of complex web and mobile applications, API validation, and close collaboration within a Scrum team. Hybrid work model with strong emphasis on quality, reliability, and continuous improvement in an international environment. 🗂️ Requirements: Minimum 4 years of experience in software quality assurance, Experience in system testing of modern web and mobile UIs, Experience in API testing using Postman and Swagger, Proficiency with test management tools (qTest or similar), Experience working with Jira and Confluence, ISTQB knowledge and certification, Ability to drive and support QA activities across the delivery team, Good command of English (spoken and written) 📃 Skills: Postman, Swagger, Jira, Confluence, qTest, SQL, ISTQB 🏢 Description: Salary: 500-800 PLN/day on B2B Work model: elastic hybrid from Gdynia / Gdańsk / Warszawa (2/3 days per week from the office) Why choose this offer? You can expect a flexible work organization The international work environment will give you the opportunity to interact with the English language on a daily basis Scandinavian organizational culture will provide you with work-life balance, you will gain time for additional training (financed by Jit) The Jit community will bring you a nice time during regular integration meetings Project We are looking for a Senior QA Engineer to join a project for our banking client operating in the consumer finance domain . The team is dedicated to delivering high-quality digital solutions that support core banking services and enhance customer experience. You will play a key role in ensuring the reliability and performance of complex systems through well-structured manual and automated testing processes, close collaboration with developers and business analysts, and continuous improvement of quality across the delivery lifecycle. Responsibilities you'll have Analyze , design, and maintain test cases and scenarios Plan and execute manual and automated tests Report, document, and verify defects and issues Recommend corrective actions based on test results Identify and prioritize tests suitable for automation after manual verification Actively collaborate with the Scrum team to ensure high-quality delivery Expected competences and knowledge Minimum 4 years of professional experience in software quality assurance Strong experience in system testing of modern web and mobile UIs Hands-on experience with API testing using Postman and Swagger Proficient with test management tools (qTest or similar) Practical experience with Jira and Confluence ISTQB knowledge and certification Ability to drive and support QA activities across the delivery team Excellent attention to detail , problem-solving, and analytical skills Strong communication skills and ability to work in an international environment Good command of English , both spoken and written Technologies you'll work with Postman Swagger Jira Confluence qTest SQL Client – why choose this particular client from the Jit portfolio? Jit Team has had an over-decade-long relationship with the leading financial group in the Nordic countries, and we are privileged to be our client's premier partner in Poland. At present, over 200 Jit personnel are engaged in the completion of more than 60 projects for this Norwegian major provider of financial services with a global presence and a strong focus on modern technology. Our customer's work atmosphere is epitomized by the Scandinavian culture , which is conducive to people who place emphasis on work-life balance and feedback culture . Furthermore, all projects are executed in international teams, giving constant exposure to the English language. About Jit Team The Human Factor of IT - it’s not just a slogan, it’s a philosophy. The foundation of Jit Team is people, which is why we prioritise you. We employ over 770 experienced experts , to whom we offer developmental projects, a wide range of benefits, and a proprietary professional development programme. Together with clients from around the world, we create innovative IT solutions delivered by highly specialised and efficient teams. Behind our maxim are also charitable and educational activities. We support schools, universities, and educational institutions by conducting workshops, running educational projects, sponsoring events, and donating learning equipment. We offer internships that help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We also support numerous charitable organisations helping people in need, children, and the elderly. We are a Polish company and we share what we have achieved over more than 15 years of activity. By supporting local initiatives, we contribute to the circulation of good energy.

🏢 Summary: Remote B2B opportunity to develop a scalable, enterprise-grade network monitoring and management platform using modern .NET technologies. The role focuses on backend development, REST APIs, performance optimization, and technical design within an international Agile team. 🗂️ Requirements: Commercial C# and .NET experience, ASP.NET Core experience, REST API design and implementation, Object-oriented programming and software design principles, Relational databases and SQL, Git proficiency, Agile environment experience, English proficiency at B2+ level, Problem-solving and analytical skills, Communication and cross-functional collaboration skills 📃 Skills: C#, .NET, ASP.NET, Core, REST, Git, SQL, OOP, Agile, Scrum 🏢 Description: Salary: 1100–1500 PLN/MD + VAT (B2B) Work model: Remote Why choose this offer? • Work on a modern, enterprise-grade network monitoring platform. • Collaborate with experienced engineers in an international environment. • Flexible work organization. • Regular integration meetings. Project Join the development of a next-generation network monitoring and management platform designed to provide complete network visibility, real-time performance analysis, automated device configuration, advanced reporting, anomaly detection, and centralized management of distributed IT environments. You will be part of a team building a scalable, secure solution integrated with industry-standard networking protocols using modern .NET technologies. Responsibilities • Design, develop, and maintain backend applications using C# and .NET. • Build and enhance REST APIs and backend services. • Participate in the architecture and development of a scalable network monitoring platform. • Collaborate with cross-functional teams to deliver high-quality software. • Write clean, maintainable, and well-tested code. • Troubleshoot, debug, and optimize application performance. • Take part in code reviews and share best development practices. • Contribute to technical design and continuous improvement of the platform. Requirements • Strong commercial experience with C# and the .NET ecosystem. • Hands-on experience with ASP.NET Core. • Experience designing and implementing REST APIs. • Solid understanding of object-oriented programming (OOP) and software design principles. • Experience working with relational databases and SQL. • Familiarity with Git and modern software development practices. • Strong problem-solving and analytical skills. • Good communication skills and ability to work in an Agile environment. • Very good command of English (B2+). Nice to have • AWS Technologies you'll work with • C# • .NET • ASP.NET Core • REST APIs • Git • SQL • Agile / Scrum Client and product Join an international technology product team developing a modern network monitoring and management platform used to support the performance, availability, and security of complex IT infrastructures. The product provides real-time network visibility, advanced analytics, automated device management, and intelligent alerting to help organizations manage distributed environments. This is an opportunity to work on a scalable, product-driven solution focused on engineering quality, innovation, and long-term development.