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Senior Software Engineer

Sportradar - Warsaw, Poland - In-office - posted 2026-09-21

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Sportradar is the world's leading sports technology company serving 1,700+ sports federations, media outlets, betting operators, and consumer platforms across 120 countries. The Competition Management & Digital Engagement (CMDE) organization builds and operates products that help sports organizations manage competitions, run tournaments, distribute content, and deliver digital experiences for fans. You will join a high-performing distributed team as an experienced developer who takes ownership of complex technical initiatives from design through production. This is a hands-on role where you remain deeply involved in engineering while influencing architecture and practices across strategically important platforms. Key responsibilities include: - Design, build, and operate scalable, high-performance services and applications using C# and .NET - Take independent ownership of complex technical initiatives from initial design through production delivery and continuous improvement - Contribute to architecture decisions across distributed systems, APIs, cloud platforms, and event-driven services - Guide platform modernization while balancing delivery needs, operational risk, technical debt, and long-term maintainability - Mentor engineers through code review, pairing, design guidance, and constructive feedback - Drive improvements in reliability, security, observability, performance, testing, and engineering practices - Collaborate with product, engineering, and business stakeholders to connect technical decisions with customer and organizational value - Build expertise across competition management, tournament operations, scheduling, results, statistics, and digital engagement You are an experienced software developer who can independently design, build, and operate complex software systems. You combine deep .NET expertise with pragmatic judgment, enjoy solving challenging technical problems, and can influence engineering decisions beyond your immediate deliverables. You communicate clearly, help other engineers grow, and understand that engineering excellence includes operability, customer outcomes, and sustainable delivery. The role offers a collaborative environment with colleagues from around the world, including engineering offices in Europe, Asia, and the United States. You'll have the ability to shape your own workday and career through a clearly defined professional and personal development plan, opportunity to work with senior leadership on strategically important platforms, and flexible working hours. REQUIREMENTS: - 15+ years of professional software development experience, including responsibility for business-critical production systems - Expert-level knowledge of C#, .NET, APIs, asynchronous programming, performance, testing, and modern software design practices - Proven ability to design and operate distributed systems in production using cloud platforms and contemporary architecture patterns - Independent ownership of complex initiatives, from architecture and delivery through production operation and incident learning - Strong record of mentoring engineers and conducting technical reviews that are direct, constructive, and useful - Clear communication with technical and non-technical stakeholders, including the ability to explain trade-offs and build alignment around difficult decisions - Experience with sports technology, competition-management platforms, enterprise SaaS, or similarly complex operational domains - Demonstrated Snooker domain expertise, including competition structures, tournament formats, scheduling, scoring, results, statistics, and operational workflows

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