Senior .NET Developer

🏢 Summary: Senior .NET Developer role focused on designing and delivering AI-driven solutions using Microsoft technologies and Azure, including Generative AI tools and intelligent automation platforms. The position involves building scalable backend systems, microservices, and cloud-native architectures while leveraging Azure AI services to develop data-driven products. The role covers the full software development lifecycle in an Agile environment with strong emphasis on code quality, DevOps, and cloud integration. 🗂️ Requirements: Strong experience in .NET development, Experience building scalable backend systems, Hands-on experience with Microsoft Azure, Experience with cloud-native architectures, Practical experience with Generative AI technologies, Experience with Azure AI services (Azure OpenAI, Azure AI Foundry, AI Search), Solid understanding of microservices architecture, Experience with event-driven or service-oriented architectures, Experience integrating APIs and building distributed systems, Experience with CI/CD pipelines and DevOps practices, Knowledge of RDBMS (MS SQL or Dataverse), Experience working in Agile environments, Bachelor’s or Master’s degree in Computer Science, Software Engineering, or related field, English and Polish proficiency at B2+ level 📃 Skills: .NET, C#, Azure, AzureOpenAI, AzureAIFoundry, AISearch, GenerativeAI, Microservices, EventDriven, SOA, REST, API, CI/CD, GitHub, AzureDevOps, SQL, MSSQL, Dataverse, Python, Docker, Kubernetes 🏢 Description: Working as a Senior .NET Developer, you will: design and develop AI-driven software solutions using the Microsoft technology stack and Azure services build and implement Generative AI tools, plug-ins, microservices, and extensions that support internal products and business processes translate business needs into scalable technical solutions and system architecture develop, test, and deploy new product features while ensuring high code quality and performance leverage Azure AI services (including Azure OpenAI and AI Search) to deliver intelligent automation and data-driven solutions design and integrate APIs and microservices within secure and scalable cloud architectures collaborate closely with cross-functional teams including product managers, UX specialists, and other developers in Agile Scrum environments implement best practices in software development, source control, and CI/CD using tools such as GitHub and Azure DevOps troubleshoot complex technical challenges and support the full software development lifecycle act as a technical expert within the team, sharing knowledge and contributing to continuous improvement initiatives About Chabre IT Services Chabre IT Services is a global professional IT services provider, building long-lasting relationships with Enterprises. We specialize in the delivery of tailor-made solutions,  smart outsourcing, try&hire, and success fee services. We are a smart IT boutique with unique knowledge, which will deliver your ideas into reality. About our Client Our client is a globally recognized professional services organization that invests heavily in advanced technology and innovation to support its business operations and client services. Their internal technology division focuses on building modern digital products, intelligent automation tools, and AI-driven platforms that transform the way employees and clients interact with data and services. Qualifications strong experience in .NET development and building scalable backend systems hands-on experience with Microsoft Azure and cloud-native architectures practical experience working with Generative AI technologies and Azure AI services (e.g., Azure OpenAI, Azure AI Foundry, AI Search) solid understanding of microservices, event-driven and service-oriented architectures experience integrating APIs and building distributed systems familiarity with CI/CD pipelines , source control tools, and DevOps practices (GitHub, Azure DevOps) knowledge of RDBMS systems such as MS SQL or Dataverse experience with Python , containerization technologies (Docker/Kubernetes), or similar tools is a strong advantage experience working in Agile development environments strong analytical thinking and problem-solving skills excellent communication skills and ability to collaborate with technical and non-technical stakeholders proactive mindset and interest in continuously learning new technologies, particularly in the AI space excellent English & Polish skills (at least B2+ level) Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field We offer Rate: 150-170 PLN /h + VAT Remote work Subsidy for peripherals in the amount of 500,00zł Working tool (MacBook Pro or Lenovo Legion 5) Co-financing of courses related to the position Benefits: MultiSport, Medicover

🏢 Summary: The offer is for a .NET Developer responsible for building and enhancing scalable backend systems and REST APIs for global travel platforms. The role involves contributing to architecture, optimizing performance, and collaborating in an agile environment to deliver reliable, high-quality software. It includes hybrid work, international projects, and professional development opportunities. 🗂️ Requirements: Minimum 3 years of commercial experience with .NET development, Strong knowledge of ASP.NET MVC, Experience developing REST APIs, Experience working in agile software development teams, Good knowledge of MS SQL, Good knowledge of Elasticsearch, Experience with CI/CD tools (Git, TeamCity or similar), Experience writing unit and integration tests, Ability to write clean, maintainable, and well-tested code, Very good English communication skills 📃 Skills: .NET, ASP.NET, MVC, REST, MS SQL, Elasticsearch, Git, TeamCity, CI/CD, UnitTesting, IntegrationTesting, Umbraco, Angular, AWS 🏢 Description: We are looking for a .NET Developer to join our team and help build scalable, high-quality solutions that power our global travel platforms. In this role, you will work on the development and enhancement of backend systems, contribute to architectural decisions, and collaborate with cross-functional teams to deliver reliable and efficient software used by customers worldwide. Your responsibilities Design, develop, and maintain applications using .NET technologies Translate business requirements into scalable and maintainable technical solutions Develop and enhance REST APIs and backend services Maintain, troubleshoot, and improve existing applications Refactor and optimize code to improve performance, scalability, and maintainability Write clean, well-structured, and testable code following best practices Participate in code reviews and contribute to improving development standards Identify and resolve performance bottlenecks and system issues Contribute to application architecture, technical design, and system documentation Collaborate closely with developers, QA engineers, Product Owners, and other stakeholders in an agile environment Our requirements At least 3 years of commercial experience with .NET development Strong knowledge of ASP.NET MVC and REST APIs Experience working within agile software development teams Good knowledge of MS SQL and Elasticsearch Experience with CI/CD tools and practices (Git, TeamCity or similar) Experience writing unit and integration tests Ability to write clean, maintainable, and well-tested code Very good English communication skills Nice to have Experience with Umbraco CMS Experience with Angular Knowledge of AWS services and cloud-based solutions How we work Clean Code principles Design patterns and software engineering best practices Code reviews and knowledge sharing Static code analysis Continuous Integration and Continuous Deployment (CI/CD) Agile and collaborative development environment What we offer Hybrid work model (1–2 days per week in our Katowice office) Opportunity to work on international, large-scale projects Attractive remuneration paid in EUR Flexible working hours Individual development budget Partially or fully funded training and certifications English lessons Mentoring and support from experienced technical leaders Participation in conferences in Poland and abroad A culture focused on learning, collaboration, and knowledge sharing Space to innovate and bring your own ideas to life Support for IT community initiatives

🏢 Summary: The offer is for a Senior .NET Developer with 5+ years of experience to design, develop, and maintain scalable backend applications using modern .NET technologies. The role focuses on building high-quality APIs, contributing to architectural decisions, and ensuring application reliability in cloud-based environments. It involves close collaboration with cross-functional teams and strong engagement in testing, CI/CD, and production support. 🗂️ Requirements: Minimum 5 years of experience with .NET development, Strong experience with C# and .NET Core, Solid understanding of REST APIs, Experience with Entity Framework Core, Strong knowledge of SQL, Experience with cloud platforms (Azure or AWS), Experience with CI/CD pipelines, Experience with Git version control, Experience with unit and integration testing, Experience with message broker systems, Familiarity with agile development practices 📃 Skills: C#, .NET, .NETCore, REST, EntityFramework, SQL, Azure, AWS, CI/CD, Git, UnitTesting, IntegrationTesting, MessageBroker, Angular, Docker, Kubernetes, Microservices 🏢 Description: Summary: We’re looking for a highly skilled .NET Developer with a minimum of 5 years of experience. This role focuses on solving complex problems, building high-quality software, and contributing to a collaborative engineering culture. The candidate should be passionate about clean architecture, modern .NET development, and delivering impactful solutions. Responsibilities: Analyze, design, develop, and maintain applications using .NET / .NET Core. Build scalable backend services (APIs). Collaborate with cross-functional teams (Business, Dev, Infra, etc.). Participate in code reviews to elevate engineering standards. Contribute to architectural decisions and technical roadmaps. Provide business support and monitor applications (level 2 support, incident resolution, and troubleshooting). Key Requirements: Strong experience with C# and .NET Core. Solid understanding of REST APIs, Entity Framework Core, and SQL. Familiarity with cloud platforms (Azure or AWS). Experience with CI/CD pipelines and version control (Git). Strong testing culture: unit tests, integration tests, and production validation. Familiarity with agile development practices. A mindset focused on quality, performance, and maintainability. Experience with a message broker. Nice to Have: Knowledge of microservices architecture. Experience with front-end frameworks (Angular). Background in distributed systems or high-availability environments. Knowledge of Docker & Kubernetes. Experience with Azure functions. Other Details: This position allows for flexibility and may accommodate remote work arrangements. Candidates should be prepared for collaborative team engagements with a focus on delivering high-quality software solutions.

🏢 Summary: Full-stack .NET Developer role focused on building scalable, cloud-native applications within the Azure ecosystem, including microservices, APIs, and event-driven solutions. The position involves contributing to the full application lifecycle, collaborating in Agile teams, and implementing modern DevOps and infrastructure-as-code practices. You will develop high-quality, secure, and maintainable software aligned with business and analytics requirements. 🗂️ Requirements: Proven experience with .NET and C# development, Hands-on experience with ASP.NET MVC and Razor, Strong understanding of REST APIs and backend integration, Experience designing and developing microservices, Practical knowledge of Clean Architecture principles, Knowledge of design patterns (Repository, CQRS, Mediator), Experience with Azure cloud services, Experience with CI/CD pipelines, Ability to write unit and integration tests, Experience working in Agile (Scrum or SAFe) teams 📃 Skills: .NET, C#, ASP.NET, MVC, Razor, REST, Microservices, Azure, AzureFunctions, AppServices, CI/CD, AzureDevOps, Bicep, Terraform, IaC, CQRS, Mediator, Repository, Agile, Scrum, SAFe 🏢 Description: We are seeking passionate, ambitious, and highly motivated .NET Developer to join our ambitious team. You will play a key role in building and maintaining a high-quality platform, with excellent opportunities to grow your skills, work with cutting-edge technologies, and contribute to the development of world-class software solutions. We’re looking for developer eager to advance their career in .NET and cloud technologies within the Azure ecosystem. You’ll contribute to the full application lifecycle, collaborate with a talented global team, and engage directly with customers to gather feedback and shape our products. Key Responsibilities: Building platform tailored to meet specific business customers' needs, ensuring they align with organizational goals and processes. Collaborate closely with stakeholders to define schemas and relationships that support business logic and reporting requirements.  Ensure solutions are scalable, secure, and capable of evolving with changing business demands. Support real-time analytics and event-driven architectures to address modern business challenges effectively. Design and develop microservices and APIs using .NET (C#) Build and maintain cloud-native applications using Azure Functions, App Services, and other PaaS offerings Collaborate with DevOps engineers to implement CI/CD pipelines using Azure DevOps Contribute to cloud architecture design and infrastructure as code (IaC) using Bicep or Terraform Write unit and integration tests using modern testing frameworks Follow clean coding principles and design patterns to ensure maintainable and scalable code Participate in Agile ceremonies, code reviews, and sprint planning sessions Here's what you'll need: Proven experience with .NET/C# development, ideally in modern stack projects Hands-on experience with ASP .NET MVC and Razor Strong understanding of REST APIs and backend service integration Familiarity with Clean Architecture principles and separation of domain, infrastructure, business logic, and presentation layers Practical knowledge of design patterns (Repository, CQRS, Mediator) Experience working in Agile teams (Scrum/SAFe) with collaborative practices Good communication skills, able to explain technical topics in simple terms We offer: Rewarding employment - full-time employment with a salary that matches your qualifications Hybrid work model - enjoy the flexibility of working mostly from home Flexible hours - start your day anytime between 7:30 and 10:00 AM Comprehensive benefits, including Lux Med medical care, psychological support, life insurance, My Benefit cafeteria system, Multisport card co-financing, and a car/bike park sharing system Co-financed holidays - enjoy "Wczasy pod Gruszą" for a well-deserved break Global projects - engage in exciting international projects Inclusive networks - join our diverse employee networks like Women's Network, OneWorld, PRISM, Careers Network, Green Team, SpeakUp, Collectively, and more Continuous learning - participate in our Graduate Development Program, Learners’ Community, and self-learning platforms Language courses - enhance your skills with courses in English, German, and Polish We know that if we are inclusive, we’re more connected, and we’re more creative.  We accept people for who they are.  Find out more about life at Jacobs .  As a Disability Confident employer, we will interview all disabled applicants who meet the criteria for a vacancy.  If you require further support or reasonable adjustments with regards to the recruitment process (for example, you require the application form in a different format), please contact the team recruitmentpoland@jacobs.com

🏢 Summary: Long-term remote B2B opportunity for an experienced .NET Developer to build and maintain cloud-native applications using modern Microsoft technologies in an international Agile team. The role focuses on developing REST APIs, microservices, and Azure-based solutions with strong emphasis on scalability, security, and CI/CD practices. 🗂️ Requirements: 3 to 5+ years of professional experience in .NET development, Strong knowledge of .NET 10, Strong knowledge of C#, Strong knowledge of ASP.NET Core, Experience building REST APIs, Experience building microservices, Experience with Microsoft SQL Server, Experience with Microsoft Azure services, Experience with Azure Kubernetes Service, Experience with Azure Functions, Experience implementing CI/CD pipelines using Azure DevOps, Familiarity with GitHub Copilot, Experience working in Agile/Scrum environments, Very good English skills, EU citizenship, Residence in Poland, Location in Wrocław 📃 Skills: .NET, C#, ASP.NET, REST, Microservices, SQL, Azure, AKS, AzureFunctions, AzureDevOps, GitHub, Copilot, Docker, Kubernetes 🏢 Description: At Cyclad, we work with top international IT companies to help them deliver cutting-edge technologies that shape the future. We are currently looking for an experienced .NET Developer to join an international team responsible for developing and maintaining modern cloud-native applications. In this role, you will contribute to building scalable, secure, and high-performance solutions using the latest Microsoft technologies while collaborating with international teams in an Agile environment. Project information: Type of project: It services Office location: Wrocław, Poland (candidate must be located in Wrocław) Work mode: Remote Budget: 90–120 PLN net/hour – B2B Project length: Long-term Only candidates with citizenship in the European Union and residence in Poland Start date: ASAP (depending on the candidate's availability) Project scope: Develop and maintain cloud-native applications using .NET 10, ASP.NET Core, and C# Build, develop, and maintain REST APIs and microservices Deploy and support applications running on Azure Kubernetes Service (AKS) and Azure Functions Design, optimize, and maintain Microsoft SQL Server databases Implement and improve CI/CD pipelines using Azure DevOps Leverage GitHub Copilot to increase development productivity Collaborate with cross-functional teams in an Agile/Scrum environment Ensure application performance, scalability, security, and reliability Participate in code reviews and contribute to software engineering best practices Competence demands: 3 to 5+ years of professional experience in .NET development Strong knowledge of .NET 10, C#, and ASP.NET Core Hands-on experience building REST APIs and microservices Experience working with Microsoft SQL Server Practical experience with Microsoft Azure services, including AKS and Azure Functions Experience implementing CI/CD pipelines using Azure DevOps Familiarity with GitHub Copilot Experience working in Agile/Scrum environments Strong analytical and problem-solving skills Good communication skills and ability to work effectively within distributed teams Very good English skills Nice to have: Experience with Docker and Kubernetes Experience developing cloud-native applications Knowledge of modern DevOps practices We offer: Fully remote working model Full-time job agreement based on B2B Private medical care with dental care (covering 70% of costs) Multisport card (also for an accompanying person) Life insurance Recruitment process: Introductory call Technical interview Final decision

🏢 Summary: Junior .NET Developer role focused on supporting the design, development, and maintenance of web and cloud-based applications using .NET, Angular, and AWS technologies. The position involves working with MS SQL databases, contributing to CI/CD pipelines, writing automated tests, and ensuring scalable and stable solutions under guidance. The role emphasizes collaboration, code quality, and adherence to best practices within a cloud-oriented environment. 🗂️ Requirements: Knowledge of .NET Framework, Knowledge of ASP.NET, Knowledge of asynchronous programming, Basic knowledge of RESTful API design, Basic knowledge of AI-powered coding tools, Familiarity with cloud solutions, Familiarity with MS SQL, Understanding of design patterns, Understanding of good programming practices, Basic knowledge of unit testing, Ability to design scalable and stable solutions, Ability to propose and compare technical solutions, English B2 level, Polish B2 level, Familiarity with Git, Understanding of SDLC methodologies 📃 Skills: .NET, ASP.NET, Angular, AWS, MS SQL, REST, Git, CI/CD, UnitTesting, SDLC, AsynchronousProgramming, GitHubCopilot 🏢 Description: Job Description: We are looking for a Junior .NET Developer to join our technology team. As a team member, you will assist in designing, developing, and maintaining applications using dotnet, angular and cloud technologies. The applications we create include Windows services, web applications, and components deployed using native AWS solutions. Responsibilities: Assist in designing, developing and maintaining applications Learn and work with cloud solutions. Write and maintain automated tests under guidance. Contribute to designing and implementing solutions with an emphasis on scalability and stability. Propose technical solutions for presented problems with support from team members. Work with MS SQL databases. Collaborate with other team members and share knowledge. Perform code reviews. Developing CI/CD pipelines. Maintain high code quality following best practices and design patterns. Work closely with Project Managers and other staff members to collect requirements, estimate work, and ensure that projects are delivered according to schedule. Requirements: Knowledge of .net framework and asp.net . Knowledge of asynchronous programming. Basic knowledge of API design principles (RESTful). Basic knowledge of AI-powered coding assistance like GitHub Copilot. Familiarity with cloud solutions. Familiarity with MS SQL databases. Understanding of basic design patterns and good programming practices. Basic knowledge of unit testing. Ability to design scalable and stable solutions with guidance. Ability to propose technical solutions with the comparison of advantages/disadvantages under supervision. English and Polish proficiency at B2 level. Ability to work in a team, good communication skills, and the ability to share knowledge. Familiarity with Git. Understanding of software development lifecycle (SDLC) methodologies. Nice to Have: Experience with AWS Cloud Services. Familiarity with monitoring and logging tools in AWS. Experience with GitHub. Experience with front-end technologies (Angular, AngularJS) is a plus. Understanding of containerization concept. Familiarity with building CI/CD pipelines. We Offer: Full remote position Employment Contract. Stable working environment with a focus on long-term cooperation. Optional English or Spanish lessons. Private medical care (Luxmed). Life insurance (Allianz). Multisport membership. Birthday leave Voluntary days

🏢 Summary: Mid/Senior .NET Developer role focused on designing and developing modern web and enterprise backend systems in a microservices architecture. The position involves building and maintaining APIs, working with databases, implementing tests, and supporting CI/CD and containerized environments. Opportunity to contribute to system architecture, refactoring, and .NET migrations in an Agile setup. 🗂️ Requirements: Minimum 4 years experience with .NET (C#), Experience with .NET Core / .NET 8+ and ASP.NET, Experience with Entity Framework, Experience with MSSQL, MySQL, PostgreSQL or MongoDB, Ability to design and implement microservices, Experience building REST and/or GraphQL APIs, Experience with Docker and Kubernetes, Experience with CI/CD pipelines, Experience with Git and Azure DevOps, Knowledge of Agile/Scrum, Ability to write unit and integration tests, English level B2/C1 📃 Skills: C#, .NET, .NETCore, .NET8, ASP.NET, EntityFramework, MSSQL, MySQL, PostgreSQL, MongoDB, REST, GraphQL, Docker, Kubernetes, CICD, Git, AzureDevOps, Jira, Agile, Scrum 🏢 Description: .NET Developer (mid/senior) – 4+ lata doświadczenia Opis stanowiska Do naszego zespołu poszukujemy doświadczonego .NET Developera , który będzie uczestniczyć w tworzeniu i rozwijaniu nowoczesnych aplikacji webowych i systemów enterprise. Jeśli masz pasję do pisania czystego, skalowalnego kodu, doświadczenie w pracy z mikroserwisami i chcesz wpływać na kierunek projektów – to stanowisko jest dla Ciebie. Zakres obowiązków Projektowanie, rozwój i utrzymanie aplikacji backendowych w .NET (C#). Tworzenie i konsumowanie RESTful i/lub GraphQL API. Budowa i utrzymanie mikroserwisów. Współpraca z zespołem frontendowym (React/Angular/Vue) w celu implementacji funkcjonalności full-stack. Udział w projektowaniu architektury systemów, refaktoryzacji oraz migracji do nowszych wersji .NET. Tworzenie i utrzymywanie testów jednostkowych, integracyjnych i e2e. Wsparcie procesów CI/CD i DevOps (Docker, Kubernetes, Azure/AWS). Dokumentowanie rozwiązań i współpraca w metodykach Agile/Scrum. Wymagania Minimum 4 lata doświadczenia w pracy z .NET (C#). Znajomość .NET Core / .NET 8+ , ASP.NET, Entity Framework. Doświadczenie z bazami danych : MSSQL, MySQL, PostgreSQL, MongoDB. Umiejętność projektowania i implementacji mikroserwisów . Znajomość REST i/lub GraphQL API . Doświadczenie w pracy z Dockerem, Kubernetes, CI/CD . Znajomość systemów kolejkowych (RabbitMQ, Kafka – mile widziane). Doświadczenie w pracy z frameworkami frontendowymi (React, Angular, Vue) – plus. Znajomość metodologii Agile/Scrum i narzędzi typu Jira, Git, Azure DevOps . Umiejętność pisania testów jednostkowych i integracyjnych. Dobra znajomość języka angielskiego (min. B2/C1). Mile widziane Doświadczenie w tworzeniu systemów rozproszonych i chmurowych . Znajomość DDD (Domain-Driven Design) . Umiejętność mentorowania młodszych programistów. Oferujemy Stabilne zatrudnienie w dynamicznie rozwijającej się firmie SaaS. B2B lub UoP, możliwość pracy w 100% zdalnej. Pracę w międzynarodowym zespole ekspertów. Możliwość rozwoju kompetencji w obszarze chmury, mikroserwisów i nowoczesnych technologii. Elastyczne godziny pracy i możliwość pracy zdalnej. Budżet szkoleniowy i wsparcie w certyfikacjach.

🏢 Summary: Long-term B2B contract for a .NET Developer to remotely develop, maintain, and enhance a multi-country web self-service portal. The role focuses on building new features, supporting production environments, and increasing self-service adoption through Azure-based solutions. 🗂️ Requirements: Experience with ASP.NET Core, Experience with Azure services: Application Insights, Log Analytics, Key Vault, API Management, RBAC, Managed Identity, Experience with Azure DevOps: Boards, Pipelines, Experience in maintaining production (PROD) environments, Ability to analyze and resolve issues based on logs, Experience working in Lean approach with high-level requirements 📃 Skills: C#, .NET, ASP.NET, Azure, ApplicationInsights, LogAnalytics, KeyVault, APIManagement, RBAC, ManagedIdentity, AzureDevOps, Boards, Pipelines, Docker, Kubernetes, ArgoCD, IdentityServer, OpenIddict, OIDC, PostgreSQL, AzureStorage 🏢 Description: Stanowisko: .NET Developer Miejsce pracy: 100% zdalnie Start: asap Forma współpracy: B2B z ITFS, współpraca długofalowa Stawka: 100-135 PLN netto + VAT/h Zadania: ·        Rozwój nowych funkcjonalności, wsparcie oraz utrzymanie webowego portalu self-service dla wszystkich jednostek klienta ·        Współpraca przy realizacji celu klienta polegającego na zwiększeniu liczby klientów obsługiwanych przez self-service poprzez rozwój i rozbudowę grupowego portalu self-service używanego przez klientów w wielu krajach Wymagania: ·        ASP .NET Core ·        Azure (Application Insights, Log Analytics, Key Vault, API Management, RBAC + Managed Identity) ·        Azure DevOps (Boards, Pipelines) ·        Utrzymanie środowiska produkcyjnego (PROD) oraz analiza i rozwiązywanie problemów na podstawie logów ·        Praca w podejściu Lean, w tym realizacja nieprecyzyjnych, wysokopoziomowych zadań (vague, high-level stories) Mile widziany: ·        Docker / Kubernetes / ArgoCD ·        Identity Server / OpenIddict / OIDC flow ·        Doświadczenie w integracjach z dostawcami płatności ·        Doświadczenie z PostgreSQL oraz Azure (Storage Account Tables) ·        Doświadczenie w projektowaniu komunikacji między usługami na poziomie architektury ·        Umiejętność prowadzenia dyskusji i doradzania zarówno na poziomie technicznym, jak i użytkownika końcowego Oferujemy: ·        Przejrzyste warunki współpracy w firmie o pewnej i stabilnej pozycji rynkowej oraz możliwość rozwoju ·        Możliwość skorzystania z benefitów (dofinansowanie do pakietu medycznego Enel-med i Multisport oraz podstawowy pakiet księgowy - darmowy do trzech faktur miesięcznie)

🏢 Summary: Senior .NET Developer role focused on building and architecting cloud-native backend systems with AWS and CI/CD automation. The position involves designing microservices-based solutions, writing high-quality testable code, and contributing across the full project lifecycle in a spec-driven environment. Fully remote B2B contract with long-term cooperation potential. 🗂️ Requirements: Experience with modern .NET / .NET Core, Experience with AWS or Azure, Knowledge of microservices architecture, Knowledge of distributed systems, Ability to design system architecture, Experience writing integration tests, Experience writing end-to-end tests, Familiarity with BDD approach, Experience with CI/CD automation 📃 Skills: .NET, NETCore, AWS, Azure, CI/CD, Microservices, DistributedSystems, C#, BDD, IntegrationTesting, E2ETesting, Architecture 🏢 Description: Join an international IT company specializing in cloud services, managed services, and digital transformation for enterprises. As a Senior .NET Developer with a focus on AWS and CI/CD automation, you will participate in the project by providing backend support to the Tech Lead and a team. Key responsibilities Designing and architecting system components, Writing high-quality, testable code in .NET, Contributing to the development of modern cloud-native solutions, Working across the full project lifecycle (from discovery to delivery), Participating in planning and analysis (discovery, planning), Working in a “spec-driven” approach (based on specifications), Co-creating and refining specifications, acceptance criteria, and architectural decisions. Ideal candidate profile Experience with . NET (Core / modern .NET), Azure or AWS , Knowledge of architecture: microservices, distributed systems, Ability to translate business requirements into technical architecture, Writing integration and end-to-end tests, Familiarity with BDD (Behavior-Driven Development) approach. Conditions Type of cooperation: B2B contract Initial contract duration: 1st June- End of February 2027, with the intention to extend the cooperation or move top performers to another project. Rate: 130 - 160 PLN/h Benefits: Private healthcare, Multisport card and life insurance Work model: 100% remote from any location in Poland Recruitment steps Phone call with a Recruiter - Oliwia (approx. 20 min.) Interview with Client : Introductory conversation with the delivery team: review of your experience vs project needs, light technical questions, and verification of your comfort in a fully English‑speaking, international environment. Introductory interview : discussion of experience in relation to project requirements, technical questions. Final technical interview with Client : in‑depth technical questions, possibly practical task to see how you think, ask questions, and structure solutions. Decision and feedback

🏢 Summary: The offer is for a .NET Developer to join a backend team building and enhancing systems that support business operations, integrations, and data processing in an international environment. The role focuses on developing high-performance .NET applications, designing APIs, and collaborating within a mixed .NET and Java ecosystem. It includes work on integrations, CI/CD processes, and cooperation with distributed teams in a hybrid work model. 🗂️ Requirements: Minimum 3 years of professional experience in .NET development, Strong knowledge of C#, Experience with Java, Experience in backend development and API creation, Working knowledge of relational databases, Familiarity with Git, Experience working in Agile/Scrum teams, English proficiency at B2 level or higher 📃 Skills: .NET, C#, Java, REST, Git, SQL, MS SQL Server, SQLite, PostgreSQL, CI/CD 🏢 Description: 📍Contract of Employment 📍Gliwice - hybrid (50%) 📍17.000 - 21.000PLN gross monthly Position Overview We are seeking a .NET Developer to join a backend team responsible for building and enhancing systems that support business operations, integrations, and data processing in our client’s international environment. This role focuses mainly on .NET technologies while offering opportunities to collaborate within a broader ecosystem that also includes Java-based solutions. What You’ll Be Working On Developing, maintaining, and optimizing backend applications built on .NET to ensure high performance and reliability Designing and implementing APIs that meet business and technical expectations Analyzing requirements and delivering new features, improvements, and system enhancements Supporting and expanding existing solutions Creating and managing integrations with internal and external systems Troubleshooting issues, performing root-cause analysis, and ensuring long-term stability Cooperating with distributed teams across locations such as Poland and Germany Participating in code reviews and shaping coding standards and best practices Preparing and maintaining clear, structured technical documentation Supporting deployment processes and contributing to CI/CD pipelines What We Expect From You At least 3 years of professional experience in .NET development Strong command of C# Experience with Java and readiness to work in a combined .NET + Java ecosystem Experience in backend development and API creation Working knowledge of relational databases Familiarity with Git Experience in Agile/Scrum teams Strong communication skills and readiness to collaborate in an international setting English at B2 level or higher Technology Environment .NET (including .NET Framework, .NET Core, .NET 5+) C# REST APIs Git Databases such as MS SQL Server, SQLite, PostgreSQL CI/CD tools and pipelines Hays Poland sp. z o.o. jest agencją zatrudnienia zarejestrowaną w rejestrze prowadzonym przez Marszałka Województwa Mazowieckiego pod numerem 361.