> Markdown version of [/jobs/ext/1997066-senior-net-c-software-engineer](https://www.wearedevelopers.com/jobs/ext/1997066-senior-net-c-software-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior .NET/C# Software Engineer - **Company:** [Deprecated] Beyond Sports - **Location:** Alkmaar, Netherlands - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** .NET Framework, Microsoft Excel, Amazon Web Services, C Sharp (Programming Language), Cloud Engineering, Software Quality, Code Review, Data Structures, Software Maintenance, Software Engineering, Core Data, Domain Driven Design - **Published:** August 9, 2026 - **Apply:** https://www.adzuna.nl/details/5833604438 ## About the Role * Excel at "Problem Solving" Engineering. You love math, algorithms, and solving distinct logical puzzles. * Are a DDD Expert. You know how to use Domain Driven Design to map the complex rules of sports into clean, maintainable software. * Build for Scale. You design systems that can handle large streams of data on cloud platforms (AWS preferred). * Lead by Example. You communicate complex technical ideas clearly to project managers and teammates, and you elevate the code quality of everyone around you. This role is based on-site at our Alkmaar office (40 hours per week). You'll need to be living in the Netherlands and eligible to work in the EU. Tech Stack and Skill Requirements You don't need to tick every box, but here's what we're looking for: * BSc or MSc in Software Engineering (or equivalent formal qualification). * Expert-level proficiency in C# and .NET. * Proven experience with Domain Driven Design (DDD). * Deep Algorithmic Knowledge: Experience developing event detection or error correction systems. * Cross-functional collaboration: Experience designing data structures for use by other teams (e.g., Data Science/Game Dev). * Cloud Architecture: Solid experience (AWS is a bonus) designing scalable systems. * Mentorship: Experience reviewing code, giving feedback, and driving technical standards. ## Description As a Senior Software Engineer, you will own the critical logic that transforms raw, noisy signals into clear sports narratives. You will architect the complex systems responsible for detecting timing and actions, distinguishing a pass from a shot, or identifying a foul in real-time. You will lead the development of robust error detection systems for positional tracking data, ensuring our pipelines are resilient enough to handle live broadcast pressure. You will be responsible for defining the data structures used to exchange information between the Core Data team, Game Developers, and Data Scientists, ensuring seamless integration across the company. You will also be a mentor. You'll guide the team in Domain Driven Design, conduct code reviews that focus on algorithmic efficiency, and ensure our libraries for enhancing tracking data are scalable, maintainable, and well-documented. ## Related Videos - [From Messy Queries to Scalable Systems - How Data Engineering actually works](https://www.wearedevelopers.com/videos/100203-from-messy-queries-to-scalable-systems-how-data-engineering-actually-works) - [Navigating the Corporate Jungle: Life as a Developer in a large Company](https://www.wearedevelopers.com/videos/621-navigating-the-corporate-jungle-life-as-a-developer-in-a-large-company) - [Are Code Reviews Worth It? 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