Backend Software Engineer

About the Position

Our Campaigns & Rewards – Product Development team in Málaga is growing, and we are now looking for a Backend Software Engineer to join!

Engagement at Betsson Group ensures our customers come back for more. It’s all about loyalty. We provide a world-class customer experience beyond the gameplay featuring Tournaments, Dynamic personalized campaigns, and much more.

You will be part of preparing our journey to containerization, increasing the scalability of our systems while also maintaining their high quality. To accommodate new requirements, we are constantly re-evaluating our systems design and working on exciting new features.

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, maintainable, and user-friendly solutions.
• Optimize our microservice ecosystem for:
  • performance
  • reliability
  • observability
• Drive our containerization and cloud migration strategy forward.
• Participate in architecture discussions and help shape technical decisions.
• For senior engineers:
  • Lead architectural decisions.
  • Proactively identify areas for improvement.
• Write maintainable, well-tested code and conduct code reviews.
• Participate in incident resolution and the team’s on-call rotation.
• Maintain clear technical documentation such as:
  • ADRs
  • runbooks
  • guidelines
• Build and share your domain expertise within the team.

Requirements

Core Technologies

• Languages & Frameworks

  • C# -.NET (modern versions after.NET Core)

• Databases

  • SQL Server
  • PostgreSQL
  • Redis
  • Couchbase

Cloud & Containers

• AWS
• Kubernetes
• Docker

Testing & Quality

• xUnit
• NUnit
• Mocking frameworks
• k6 for load testing

Nice to Have

Additional Tools & Practices

• Messaging & Microservices

  • Web APIs
  • Apache Kafka
  • RabbitMQ
  • Orleans

• Observability

  • Prometheus
  • Grafana
  • Loki
  • Splunk

• CI/CD

  • GitHub Actions
  • Trunk-based development
  • Progressive delivery

• Architecture

  • Domain-driven design
  • Event sourcing
  • Actor model
  • Distributed systems at planet scale

• Ways of Working

  • Agile principles
  • Lean principles
  • DevOps mindset
  • Strong collaboration

We Offer

• 25 working days of paid vacation.
• Private health and life insurance.
• Flexible compensation package for transport, meals, and more.
• Hybrid work policy for the best of office and home.
• Up to 10 days per year working remotely from abroad.
• €300 yearly wellness allowance.
• Office perks to make your day easier.
• Referral program with a bonus for successful hires.
• Intensive summer schedule in August for extra flexibility and work-life balance.

We can also offer you an environment full of ambition and passion.

One day is never like the other as the only constant is change-to the better, to the greater.

We strive to be the best in whatever field we choose to play on, and we make sure to have fun along the way!

About the Company

Join Betsson Group and be part of a dynamic team that values loyalty, innovation, and excellence. We are committed to providing a world-class customer experience and are always looking for new ways to enhance our systems and services.