Regular+/Senior .NET dev with strong Azure

New features development, support, and maintenance of a web-based self‑service portal operating in the financial services domain, used by customers across multiple countries. The project focuses on scaling and continuously improving a group‑wide self‑service solution to increase customer adoption, operational efficiency, and service availability while meeting high standards of security, reliability, and regulatory compliance. Requirements: • Commercial experience with ASP .NET Core and building/maintaining REST APIs • Practical experience with Azure, especially: Application Insights and Log Analytics for monitoring/diagnostics, Key Vault for secrets/certificates, API Management, RBAC and Managed Identity • Hands-on experience with Azure DevOps: Boards (work tracking), Pipelines (CI/CD) • Strong production maintenance mindset: troubleshooting, tracking issues based on logs/telemetry • Lean delivery skills: ability to work on vague, high-level stories, refine scope, deliver iteratively Nice to have: • Docker/Kubernetes/argoCD • Identity: IdentityServer/OpenIddict/OIDC flow • Integrations with payment providers • PostgreSQL and/or Azure Storage Account Tables • Experience with architectural-level service communication (patterns for cross-service integration, reliable communication) • Ability to discuss and advise both on technical topics and at end-user/business level • Experienced in using AI tools in day-to-day workflow Main responsibilities: • Build and maintain ASP .NET Core services and REST APIs supporting the self-service portal • Develop new features and enhance existing modules with attention to reliability and maintainability • Maintenance of existing features • Investigate incidents using Application Insights/Log Analytics • Identify root cause, implement fixes, and prevent regressions • Work with Azure services (Key Vault, API Management, RBAC, Managed Identity) and enforce secure integration patterns • Create and maintain CI/CD pipelines and delivery practices using Azure DevOps (Boards + Pipelines) • Collaborate in a Lean way: transform high-level stories into concrete tasks, deliver iteratively, and keep feedback loops short • Drive design discussions, advise on cross-service communication, and help align technical work with user/business value Tech stack: • ASP .NET Core (REST APIs) • Azure: Application Insights, Log Analytics, Key Vault, API Management, RBAC + Managed Identity • Azure DevOps: Boards, Pipelines