Backend Software Engineer

<p>Are you interested in working on exciting challenges within high transaction environments?&nbsp;We are looking for you who are curious, can take initiative and come up with new creative solutions, and care about ultimately delivering a great product.&nbsp;&nbsp;</p> <h2>The Role</h2> <p>Our Player, Rewards &amp; Gamification- Product Development team in Stockholm is growing and we are now looking for a Backend Software Engineer to join! Player, Rewards &amp; Gamification at Betsson Group ensures our customers come back for more. It’s all about loyalty. We provide a world class customer experience beyond the game play featuring Tournaments, Dynamic personalized campaigns and much more!&nbsp;</p> <p>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.</p> <h2>What You’ll Do</h2> <ul> <li>Design and develop distributed backend services&nbsp;using .NET and event-driven architecture.</li> <li>Collaborate with product and commercial teams&nbsp;to turn engagement ideas into scalable, maintainable, and user-friendly solutions.</li> <li>Optimize our microservice ecosystem&nbsp;for performance, reliability, and observability.</li> <li>Drive our containerization and cloud migration strategy forward.</li> <li>Participate in architecture discussions&nbsp;and help shape technical decisions. <ul> <li><em>For senior engineers</em>: Lead architectural decisions and proactively identify areas for improvement.</li> </ul> </li> <li>Write maintainable, well-tested code&nbsp;and conduct code reviews.</li> <li>Participate in incident resolution and the team’s on-call rotation.</li> <li>Maintain clear technical documentation&nbsp;such as ADRs, runbooks, and guidelines.</li> <li>Build and share your domain expertise&nbsp;within the team.</li> </ul> <h2>What Tech Stack You’ll Be Working With</h2> <p>We don’t expect you to know everything listed below – but the more you’re familiar with, the better. What matters most is your ability to learn, collaborate, and write high-quality, maintainable code.&nbsp;</p> <h3>Core Technologies</h3> <p>These are essential to the role, and we’re looking for solid experience here – especially for senior candidates.</p> <ul> <li><strong>Languages &amp; Frameworks</strong>: C#, .NET (modern versions after .NET Core)</li> <li><strong>Databases</strong>: SQL Server, PostgreSQL, Redis, Couchbase <em>(experience with relational or document databases, including indexing and query optimization, is a strong plus)</em></li> <li><strong>Cloud &amp; Containers</strong>: AWS, Kubernetes, Docker <em>(experience with any major cloud provider or containerization platform is valuable)</em></li> <li><strong>Testing &amp; Quality</strong>: xUnit/NUnit, mocking frameworks, k6 for load testing <em>(understanding of unit, integration, and performance testing is more important than specific tools)</em></li> </ul> <h3>Additional Tools &amp; Practices</h3> <p>Familiarity with these of similar tools and concepts is a plus.</p> <ul> <li><strong>Messaging &amp; Microservices</strong>: Web APIs, Apache Kafka, RabbitMQ, Orleans <em>(experience with any messaging or actor-based system is valuable)</em></li> <li><strong>Observability</strong>: Prometheus, Grafana, Loki, Splunk <em>(or experience with other observability stacks)</em></li> <li><strong>CI/CD</strong>: GitHub Actions, trunk-based development, progressive delivery <em>(familiarity with continuous delivery pipelines and deployment strategies is more important than specific tooling)</em></li> <li><strong>Architecture</strong>: Domain-driven design, event sourcing, actor model, distributed systems at planet-scale</li> <li><strong>Ways of Working</strong>: Agile and Lean principles, DevOps mindset, strong collaboration</li> </ul> <h2>What’s in it for you?</h2> <p><span data-teams="true">Much like a rollercoaster, life at Betsson Group is fast-paced, full of twists and turns, and always exciting. With more than <strong>2,800 </strong>colleagues representing over 75 nationalities <strong>across a global network of offices</strong> - including <strong>1,500</strong> at our operational headquarters in Malta - every day brings new challenges and opportunities to grow. It may not be for the faint-hearted, but if you thrive on innovation, enjoy pushing boundaries and want to be part of a diverse, international team, then you’ll fit right in at Betsson.</span></p> <h2>Challenge Accepted?</h2> <p>Check out the <a href="https://eur01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fmedium.com%2Fbetsson-group&amp;data=04%7C01%7C%7Ce43706be9b324ba3526508d884c5392c%7Cc514bc364b3348d2bbb1a3c97d4bf41d%7C0%7C0%7C637405329886596044%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&amp;sdata=pzWzGn37ofhuaKvijw0LLxTSqmCJq2yGTl4T6zyk4bM%3D&amp;reserved=0">Betsson Group Blog</a> to find out what our tech colleagues are talking about.</p> <p>By submitting your application, you understand that your personal data will be processed as set out in our <a href="https://betssongroup.com/privacy-notice/">Privacy Policy</a></p> <p><iframe src="https://player.vimeo.com/video/511031549" width="640" height="360"></iframe>&nbsp;</p>