Senior .NET Developer

Sii Polska — Poland · Posted ~3 hours ago

Senior

Skills

.NET C# React AWS cloud architecture SOA software development

🔓 Log in to save this job, tailor your resume & track your apply process — 7 days free, no card needed.

Log in to add to target list

Summary ✨ AI‑Generated

A senior software engineering role focused on modernizing data-intensive platforms, designing scalable architectures, improving legacy systems, and delivering reliable cloud-based solutions using modern technologies.

Highlights

Opportunity to work on cloud transformation projects, modern architectures, and scalable software solutions with international engineering teams.

Description

We are looking for a Senior .NET Developer to join our team and contribute to the cloud transformation of a data-intensive analytical platform. In this role, you will collaborate with innovative and diverse professionals from around the world, designing scalable architectures and modernizing legacy components to ensure performance and reliability. Your tasks Contributing to the cloud transformation of a data-intensive analytical platform by designing scalable architectures and modernizing legacy componentsEnsuring continuous technological evolution of the product by proposing and implementing modern frameworks and architectural improvementsApplying Service Oriented Architecture (SOA) concepts in software design and developmentProviding timely and courteous support to platform users, ensuring issues are understood, analyzed, and resolved promptlyCollaborating closely with a team of software engineers, analysts, and quality engineers to design and build software solutions that meet business needsAdhering to team design and coding procedures and standards Requirements Minimum 5 years of experience in software development with a strong focus on .NET technologiesDeep expertise in designing and implementing web servicesPractical experience with AWS and cloud environmentsHands-on mastery of Redux and Context API in React applicationsStrong understanding of software design principles and best practicesAdvanced level of English Nice to have Experience with C# Job no. JOB-KF82T Sii ensures that all hiring decisions are made solely on the basis of qualifications and competence. We are committed to equal and fair treatment of all, regardless of legally protected characteristics. At Sii, we promote a diverse and inclusive work environment, in full compliance with applicable anti-discrimination laws. Benefits For You Great Place to WorkSolid financial situationContracts with the biggest brandsCentre of internal trainingsMany experts you can learn fromOpen and accessible management teamProfit sharingPassion Sponsorship programRegular integration events and tripsComfortable and well-equipped officesMySii appMedical care