Senior .NET Backend Engineer — Hybrid & Cloud-Ready

Yay-Yay Events; Málaga; Hybrid; EUR 70,000 - 90,000; Full time

Benefits offered by this job

Paid vacation 25 days

Private health and life insurance

Hybrid work policy

Remote abroad up to 10 days

Wellness allowance €300

Referral program

Intensive summer schedule

Job summary

Betsson Group in Malaga is seeking a Senior Backend Software Engineer to join our Development team. You will design and build distributed backend services in .NET, drive containerization and cloud migration, and help shape scalable architectures for high-availability systems.

You’ll collaborate with product and commercial teams, write high-quality tests, participate in incident resolution and on-call rotations, and maintain clear technical documentation such as ADRs, runbooks and guidelines.

Qualifications

• Experience designing distributed backend services in .NET.
• Proven ability to work with SQL databases and caching layers.
• Familiarity with cloud platforms and containerization.

Responsibilities

• Design and develop distributed backend services using .NET and event-driven architecture.
• Collaborate with product and commercial teams to turn engagement ideas into scalable solutions.
• Lead containerization and cloud migration initiatives.
• Participate in architecture discussions and drive technical decisions.
• Write maintainable, well-tested code and perform code reviews.
• Support incident resolution and on-call rotations.
• Maintain ADRs, runbooks, and guidelines.

Skills

Backend development

Distributed systems

Event-driven architecture

C# language

Unit testing

Code reviews

Cloud services (AWS)

Tools

SQL Server

Redis

Couchbase

AWS

Docker

xUnit

NUnit

Mocking frameworks

k6

Grafana

Loki

Splunk

GitHub Actions

Job description

Betsson Group in Malaga is seeking a Senior Backend Software Engineer to join our Development team. You will design and build distributed backend services in .NET, drive containerization and cloud migration, and help shape scalable architectures for high-availability systems.

You’ll collaborate with product and commercial teams, write high-quality tests, participate in incident resolution and on-call rotations, and maintain clear technical documentation such as ADRs, runbooks and guidelines.