·
5+ years
commercial full-stack experience with C# / .NET (.NET 6+/9) and ASP.NET Core.
·
Strong EF Core
and MSSQL / Azure SQL skills (query tuning, indexing, transactions, stored
procedures).
·
Hands-on Azure
experience (App Service, Azure SQL, Storage, Key Vault, Functions / Service
Bus).
·
Infrastructure
as Code with Terraform (modules, state, multi-environment provisioning).
·
CI/CD
experience in Azure DevOps (YAML pipelines-as-code, release and environment
management).
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Practical
experience building and securing REST APIs (validation, versioning, auth -
OAuth / JWT, Azure AD).
·
Automated
testing experience (xUnit, Jest / Vitest, Playwright).
·
Observability
knowledge (Application Insights / OpenTelemetry, structured logging).
·
Good Git
practices and code review discipline.
English
for technical communication (B2+). - Prestigious position at one of the world’s largest banks
- Stable, long-term projects
- Competitive salary with a B2B contract
- Hybrid work (6 days per month from the office in Cracow) and flexible working hours
- Private healthcare and multisport card
- Personal growth and development opportunities with the possibility to rotate between projects
- Referral program and company events
- Convenient parking
,[Design and implement backend services and REST APIs in .NET 9 with Clean Architecture (API / Application / Domain / Infrastructure)., Build and maintain React + TypeScript microfrontends using the shared UI component library, integrated into the HILDA 2 Shell via module federation., Evolve MSSQL / Azure SQL schemas in a database-first model (SSDT, stored procedures, views) and write/tune queries with EF Core., Author and maintain Infrastructure as Code in Terraform to provision and manage Azure resources across environments., Build, optimize and support CI/CD pipelines in Azure DevOps (build, test, release, environment promotion, pipelines-as-code)., Integrate Azure AD (Entra ID) / MSAL authentication and apply security best practices (secrets, Key Vault, least privilege)., Instrument services for observability (Application Insights, Serilog structured logging), health checks and alerting., Read, refactor and extract business logic from legacy .NET and T-SQL during incremental migration., Write and maintain automated tests: unit, integration, API and E2E., Troubleshoot production incidents, deliver fixes and support deployments.] Requirements: .NET, React, Azure, Terraform, CI/CD Additionally: Sport subscription, Private healthcare, Free coffee, Gym, Bike parking, Playroom, Mobile phone, Free parking, No dress code.