Senior .NET & Azure Cloud Lead - Remote

Sphera; Polska; Hybrid; PLN 150,000 - 190,000; Full time

Benefits offered by this job

Remote-friendly

Career growth opportunities

Job summary

Sphera is seeking a Senior .NET Developer with deep Azure cloud services expertise to lead the design and delivery of scalable, secure cloud-native applications. You will mentor engineers, drive architectural standards, and collaborate with product and platform teams to translate business needs into robust technology solutions.

In this role you will architect, implement, and optimize CI/CD pipelines using Azure DevOps, maintain high code quality, and ensure security and observability across

Qualifications

• 6+ years of professional experience in .NET development (C#, ASP.NET, .NET Core/.NET).
• Proven experience designing and delivering cloud-native solutions on Microsoft Azure.
• Strong hands-on experience with Azure DevOps (repos, pipelines, releases, work item integration).
• Solid experience with distributed systems, RESTful APIs, and microservices architectures.
• Strong knowledge of relational databases (Azure SQL/SQL Server) and data access patterns (Entity Framework, Dapper).
• Deep understanding of software architecture, design patterns, and engineering best practices (SOLID, clean architecture, automated testing, CI/CD).
• Experience leading technical initiatives or acting as a technical owner/lead on projects.
• Experience working in Agile/Kanban environments.

Responsibilities

• Lead the design, development, and delivery of complex applications using .NET (C#, ASP.NET, .NET 6+/Core).
• Architect and implement cloud-native solutions on Microsoft Azure (e.g., App Services, Functions, AKS, Service Bus, SQL, Storage, Key Vault).
• Design, implement, and optimize CI/CD pipelines using Azure DevOps; promote DevOps best practices across teams.
• Provide technical leadership through design reviews, code reviews, and architectural guidance.
• Partner with Product Owners and stakeholders to translate business requirements into technical solutions.
• Ensure high standards for code quality, security, performance, reliability, and observability.
• Lead troubleshooting of complex production issues and drive root cause analysis and remediation.
• Mentor and coach junior and mid-level engineers; contribute to hiring and onboarding.
• Continuously improve engineering practices, tooling, and delivery processes.

Skills

.NET development

Azure

Azure DevOps

REST/microservices

Entity Framework

Dapper

Software architecture

Agile/Kanban

Tools

Docker

Kubernetes (AKS)

Terraform

Bicep/ARM templates

Job description

Sphera is seeking a Senior .NET Developer with deep Azure cloud services expertise to lead the design and delivery of scalable, secure cloud-native applications. You will mentor engineers, drive architectural standards, and collaborate with product and platform teams to translate business needs into robust technology solutions.

In this role you will architect, implement, and optimize CI/CD pipelines using Azure DevOps, maintain high code quality, and ensure security and observability across