Senior Backend Engineer - AWS, .NET, Terraform

Siemens Energy, Inc.; Viseu; On-site; EUR 60,000 - 90,000; Full time

Job summary

Siemens Energy in Portugal is seeking a Senior Backend Specialist to join the COIN team, focusing on backend architecture, development and integration with external providers.

You will work with AWS-based services, Terraform IaC, and collaborate with product owners to deliver scalable solutions for Merit, talent management and people administration.

The role requires a strong C#, .NET, EF Core background, cloud security awareness and excellent English communication.

Qualifications

• Bachelor’s degree in computer science, engineering or related field.
• 4+ years backend with C#, .NET, EF Core.
• Strong AWS experience with RDS, MSK and Redis.
• Experience with RESTful APIs and asynchronous handling.
• Excellent English communication skills (CIBA 4).

Responsibilities

• Coordinate external providers and manage workload and sprints.
• Handle contract management with external providers.
• Work with AWS services, especially backend-oriented features.
• Drive the backend solution architecture and design.
• Coordinate infrastructure as code (IaC) with Terraform.

Skills

C#

.NET

EF Core

AWS (RDS MSK Redis)

REST APIs

Async processing

English communication

Education

Bachelor's degree in CS/Engineering or related field

Job description

Siemens Energy in Portugal is seeking a Senior Backend Specialist to join the COIN team, focusing on backend architecture, development and integration with external providers.

You will work with AWS-based services, Terraform IaC, and collaborate with product owners to deliver scalable solutions for Merit, talent management and people administration.

The role requires a strong C#, .NET, EF Core background, cloud security awareness and excellent English communication.