.NET Regular+/Senior developer

🏢 Summary: Senior .NET Developer role on a long-term, fully remote B2B project for an insurance and reinsurance client. The position focuses on developing and modernizing business-critical applications for migration to Microsoft Azure, using .NET, Blazor, SQL Server, Azure Functions, and Azure DevOps. 🗂️ Requirements: 5+ years of commercial .NET development experience, Commercial C# and .NET experience, Commercial Blazor experience or strong Full Stack experience with willingness to learn Blazor, SQL Server experience, Microsoft Azure experience, Azure Functions experience, Azure DevOps experience, English proficiency at B2 level or higher, Independent, proactive work in an Agile environment, Strong problem-solving and ownership mindset 📃 Skills: C#, .NET, Blazor, SQLServer, Azure, AzureFunctions, AzureDevOps, Agile 🏢 Description: We are looking for an experienced Senior .NET Developer to join a long-term project delivered for a well-established UK-based client from the insurance and reinsurance sector. You will become part of an international delivery team responsible for developing and modernizing business-critical applications as part of the client's ongoing migration to the Microsoft Azure ecosystem. 📍 100% Remote (Poland) 🚀 Start: Beginning of August 📅 6-month contract with possible extension 💼 B2B Requirements: Minimum 5 years of commercial experience as a .NET Developer Strong hands-on experience with C# and .NET Commercial experience with Blazor (or strong Full Stack experience with willingness to learn Blazor) Experience working with SQL Server Practical experience with Microsoft Azure Experience developing Azure Functions Experience working with Azure DevOps Very good English communication skills (minimum B2 ) Ability to work independently and proactively in an Agile environment Strong problem-solving skills and ownership mindset Nice to have: Experience in the insurance or financial services industry Experience working in distributed international teams Knowledge of Scrum or Kanban Experience with application modernization or cloud migration projects Familiarity with legacy application modernization Responsibilities: Design, develop, and deliver software solutions based on business and technical requirements Develop and maintain applications using .NET, Blazor, SQL Server, and Microsoft Azure Build and maintain Azure Functions and cloud-based services Participate in technical discussions and contribute to solution design Collaborate closely with developers, testers, architects, Product Owners, and business stakeholders Ensure high-quality, maintainable, and scalable code Take ownership of assigned user stories from development through delivery Support the modernization of legacy applications into the Azure ecosystem Participate in Agile ceremonies and work closely with distributed international teams We offer: Up to 110 PLN/h net on B2B 100% remote work 14-day invoice payment terms Private healthcare package Access to the MyBenefit cafeteria platform (including MultiSport and gift cards) Long-term cooperation with an international UK client Opportunity to work on large-scale Azure modernization projects Collaborative environment with experienced engineering teams and modern development practices

🏢 Summary: Senior .NET Developer role focused on building secure, scalable, cloud-native enterprise solutions on Azure. The position involves developing serverless applications, backend APIs, data integrations, and CI/CD-enabled delivery in an Agile, hybrid team environment. 🗂️ Requirements: 7+ years of professional software development experience, Hands-on C# and .NET Core/.NET 6+ experience, Azure Functions development and deployment experience, Azure Storage Accounts and Blob Storage expertise, Azure Key Vault expertise, Event-driven and asynchronous processing knowledge, OOP, design patterns, and SOLID principles knowledge, CI/CD pipeline experience with Azure DevOps or GitHub Actions, Agile/Scrum team experience, English communication skills 📃 Skills: C#, .NET, Azure, Functions, Blob, KeyVault, ServiceBus, AppServices, SQL, CosmosDB, CI/CD, DevOps, GitHub, ARM, Bicep, Terraform, OOP, SOLID, Agile, Scrum 🏢 Description: Location: Wroclaw, hybrid 3 days/week About the Role We are looking for an experienced and passionate Senior .NET Developer with strong Azure expertise to join our engineering team. In this role, you will design, develop, and enhance scalable digital products and technology services used by clients and internal teams worldwide. You will work in a modern cloud-native environment, contribute to high-impact projects, and collaborate with cross-functional teams to build secure, reliable, and highly available enterprise solutions. Key Responsibilities Design, develop, and deploy serverless applications using Azure Functions Build and optimize integrations with Azure Blob Storage for large-scale data handling Implement secure access and secrets management using Azure Key Vault Develop scalable backend services and APIs using .NET 6+ / .NET Core Apply software engineering best practices: code reviews, automated testing, and CI/CD Ensure security, reliability, and performance across all delivered solutions Troubleshoot production issues and contribute to system improvements Collaborate closely with cross-functional teams in an Agile environment Advocate for clean code, maintainable architecture, and technical excellence Required Skills & Experience 7+ years of professional software development experience Strong hands-on experience with C# and .NET Core / .NET 6+ Proven experience building and deploying Azure Functions (Durable Functions is a plus) Deep experience with Azure Storage Accounts and Blob Storage (containers, lifecycle management, access tiers) Strong experience with Azure Key Vault (secrets, certificates, access policies) Experience with other Azure services : Azure Service Bus Azure App Services / Web Apps Azure SQL / Cosmos DB (nice to have) Solid understanding of event-driven and async processing patterns Strong knowledge of OOP, Design Patterns, and SOLID principles Experience with CI/CD pipelines (Azure DevOps or GitHub Actions) Working knowledge of Infrastructure as Code (ARM / Bicep / Terraform) – nice to have Experience working in Agile / Scrum teams Strong analytical and problem-solving skills Excellent communication skills in English (Polish is a plus)

🏢 Summary: Join a high-impact team maintaining a legacy platform while developing a new cloud-native, full-stack enterprise application. The role focuses on high-volume PDF and Word document processing, service integrations, and performance, load, and scalability analysis in a distributed Agile environment. 🗂️ Requirements: .NET Framework experience, .NET Core experience, Azure development knowledge, SOAP integration experience, REST integration experience, API definition generation, Performance analysis experience, Load analysis experience, Scalability analysis experience, Complex application onboarding and reverse engineering, Agile experience, Scrum experience, SAFe experience 📃 Skills: .NET, Azure, Functions, AppServices, ServiceBus, Storage, ApplicationInsights, SOAP, REST, SoapUI, Postman, Swagger, HTTP, VSCode, Scrum, SAFe, Copilot, DevExpress, OfficeFileApi, Blazor 🏢 Description: Project description: We are looking for a seasoned .NET professional to join a high‑impact team that maintains a legacy platform while simultaneously building a brand‑new, cloud‑native application. The project is a full‑stack, enterprise‑grade solution that processes large volumes of business documents (PDF, Word) and integrates with a variety of internal and external services. Tech stack: .NET experience in both .NET Framework and .NET Core Azure Public – knowledge from the Azure Developer 204 course: Azure Functions App Services Service Bus (nice‑to‑have) Storage Accounts, Application Insights Working with SOAP and REST services: SoapUI Postman Swagger – generation of API definitions Experience with HTTP files in VS Code Requirements: Experience in performance, load, and scalability analysis. Onboarding into complex applications (reverse engineering). Excellent communication with both the business side and the development team. Confidence and the ability to make decisions. Ability to conduct technical discussions with the client and translate complex topics into simple terms. High collaborative culture and a strong team‑oriented mindset. Proactivity and taking ownership of the assigned area. Ability to work in an international and distributed environment. Pragmatic problem‑solving approach – focusing on finding solutions rather than over‑complicating issues. Good work organization and the ability to prioritize tasks and problems. Openness to feedback and constructive discussion. Ability to work in an Agile environment (Scrum, SAFe) with a practical attitude toward frameworks, without dogmatic adherence to processes. Sense of urgency – concentrating on the most important business and technical problems. Nice to have: Experienced in using AI tools (Copilot) in day-to-day workflow Experience with DevExpress OfficeFileApi and Blazor

🏢 Summary: Long-term B2B opportunity for a Configuration/Deployment Specialist supporting a European Union organization’s enterprise systems. The role focuses on CI/CD, ASP.NET/IIS administration, Azure DevOps, deployment automation, environment management, monitoring, and technical coordination, with primarily remote work and occasional travel to Warsaw. 🗂️ Requirements: 8+ years of IT-relevant professional experience after graduation, 3+ years of experience in a similar role, Bachelor’s degree in an ICT-related field, English proficiency at B2 level or higher, confirmed by certificate or language audit, CI/CD management experience for mission-critical enterprise systems, ASP.NET administration and troubleshooting on Microsoft IIS, IIS configuration expertise, including application pools, websites, bindings, SSL certificates and authentication, Active Directory, Group Policies, service accounts and Windows security knowledge, CI/CD pipeline design and maintenance for ASP.NET applications, Azure DevOps expertise, Git-based workflow experience, Application deployment and environment-configuration automation skills 📃 Skills: CI/CD, ASP.NET, IIS, AzureDevOps, Git, ActiveDirectory, Windows, RUP, Agile, Ant, AzurePipelines, RDBMS, SSL 🏢 Description: Currently, for one of our Partners, we are looking for an experienced Configuration/ Deployment Specialist to support a long‑term project delivered for a European Union organization based in Warsaw. Offer B2B contract (via Shimi) Rate 300-325 EUR/MD nett+VAT Remote (the Consultant may be required to travel for regular or ad hoc presence at Contracting Authority’s premises or other designated location for up to 12 man-days per quarter - office in Warsaw) Long-term project with potential extensions up to 48 months Planned Start Date: 25.11.2026 / The latest start date: Within max. 3 months from the day that acceptance of the proposal has been sent to contracto Benefits: subsidies for sports cards, and medical plans Specific requirements Minimum IT-relevant professional experience: 8 years (after graduation) Minimum experience at similar position: 3 years Minimum level of education: Bachelor's degree - ICT relevant degree is mandatory Language: English at B2 level or higher (B2 language certificate or a successful language audit resulting in certification is required) Experience with CI/CD management of mission critical complex enterprise systems. Strong experience administering and troubleshooting ASP.NET applications hosted on Microsoft IIS. Deep understanding of IIS configuration, application pools, websites, bindings, SSL certificates and authentication mechanisms. Knowledge of Active Directory integration, Group Policies, service accounts, and Windows security concepts. Experience designing and maintaining CI/CD pipelines for ASP.NET applications. Mandatory knowledge of Azure DevOps Strong experience with Git-based workflows. Ability to automate: Application deployments, Environment configuration updates Knowledge and skills Excellent knowledge of software deployment management Good knowledge of software release management knowledge of RUP and/or AGILE methodologies knowledge of application servers knowledge of building and deployment tools (e.g., Ant, Azure Pipelines) knowledge of development tools knowledge of RDBMS Ability to participate in multi-lingual meetings, Excellent communicator Capability of working in an international/ multicultural environment Typical tasks and responsibilities Support ICT team in application build, integration and deployment – both backend and client devices (mobile, PC) Support ICT team in system environment management and configuration Support project team in system tests Monitor and analyse functioning of system on daily basis Monitor system performance and health Report and coordinate technical issues related to system environments Coordinate and communicate with system vendor/contractor regarding all technical issues Providing support to ICT staff and project teams in deployment of development environment in Azure

🏢 Summary: Senior C# backend role building, testing, deploying, and supporting a consumer-facing microservices platform used across several European countries. The position combines backend architecture, AWS infrastructure automation, production support, Agile delivery, and mentoring. 🗂️ Requirements: 5+ years of production C# software development experience, Hands-on .NET Core and .NET Framework experience, AWS and Terraform or CloudFormation experience, MS SQL, PostgreSQL, or DynamoDB knowledge, REST API expertise, CI/CD process experience, Object-oriented design patterns, SOLID principles, Clean Code, and architectural problem-solving, Computer Science degree, AI tooling usage, Agile Scrum and/or Kanban experience, English proficiency 📃 Skills: C#, .NET, TypeScript, REST, AWS, Terraform, CloudFormation, SQL, PostgreSQL, DynamoDB, CI/CD, SOLID, Scrum, Kanban 🏢 Description: We are seeking candidates for our client, which operates in Europe. You will need to be proficient in C# backend development with a thorough understanding of the .NET technologies involved. Strong backend skills where you can demonstrate your ability to apply these technologies, as well as deploy and maintain them will be crucial to success. Technologies we work with: C#, .NET Core, .NET Framework, TypeScript, REST APIs, AWS, Terraform, CloudFormation Responsibilities: Designing, writing, testing functionalities for a backend system written in C# Design software architecture between backend, frontend and mobile apps Deploying and maintaining microservices in AWS using Terraform or CloudFormation Debugging and maintaining system on production used by consumers from several European countries Scoping and assessing the complexity of features Participating in sprint planning, daily sprints and meetings with product owners for grooming new features Collaborating with other team members and teams who depend on functionalities that you develop Recruiting and mentoring new team members Required qualifications: 5+ years of production software development experience in C# engineer role Solid hands-on experience in .NET Core and .NET Framework technologies Experience in working with AWS and Terraform / CloudFormation Strong knowledge of DBMS like MS SQL / PostgreSQL / DynamoDB Expertise of REST APIs Strong hands-on experience of CI&CD processes Proficiency in OO design patterns, SOLID principles, Clean Code and solving architectural problems Computer Science degree AI Tooling usage Able to work with Agile methodologies such as SCRUM and/or Kanban Good communication and collaboration skills Self-motivation, proactive attitude Proficiency in English Nice to have: Experience in developing Cloud and Infrastructure solutions with AWS and CI/CD processes supported by tools like Docker, Kubernetes, Jenkins, Terraform, CircleCI, GitlabCI, Datadog, etc. Exposure to frontend development in React Working experience with one of the object-oriented and/or functional languages such as TypeScript, Java, Elixir, C++, Golang, Erlang, Python, Kotlin.