Senior .NET Developer for Unified Feed Team
Posted 3 months ago
GR8 Tech builds B2B iGaming platforms for operators who play to lead.
We deliver full-cycle, high-impact tech designed to scale — from seamless integrations and expert consulting to long-term operational support. Our platform powers millions of active players and drives real business growth. Call it what it is: the iGaming Platform for Champions.
With 1000+ GR8 people across locations and time zones, we don’t just ship technology — we help operators build success stories across brands, markets, and geos.
Our ambition drives us. Our people make it real.
If you’re a challenger in spirit and a champion in action — join us.
What you’ll drive:
Strategy & outcomes
- Own backend architecture decisions and shape the long-term technical direction of the platform.
- Drive adoption of engineering best practices across the team.
- Improve system performance, reliability, and maintainability at scale.
- Systematically identify and reduce technical debt.
Discovery & decisions
- Translate product and business needs into scalable, production-ready solutions.
- Make informed architectural trade-offs in distributed, high-load environments.
- Design systems using modern patterns (event-driven, CQRS, DDD).
- Identify risks early and propose pragmatic, proven solutions.
Delivery & execution
- Design, build, and ship high-quality backend services in .NET powering live trading operations.
- Own the full development lifecycle: from design to production and ongoing support.
- Ensure code quality through reviews, testing, and strong engineering standards.
- Optimize for low latency, scalability, and efficient resource usage.
- Improve CI/CD pipelines and drive deployment automation.
Stakeholder & cross-team collaboration
- Partner with Product, Design, and DevOps to align on priorities and delivery.
- Communicate technical decisions clearly to both technical and non-technical stakeholders.
- Support integrations across teams and systems.
Leadership & mentorship
- Mentor engineers and support their growth.
- Lead by example in ownership, code quality, and accountability.
- Contribute to a strong, ownership-driven engineering culture.
What makes you a GR8 fit:
Must-have
- Strong experience with C# / .NET in building scalable, high-load backend systems.
- Experience designing distributed systems and microservices architectures.
- Solid knowledge of event-driven architecture and messaging systems (Kafka or similar).
- Strong expertise in databases (SQL + NoSQL), including performance tuning and scaling.
- Experience with CI/CD, Docker, and Kubernetes.
- Ability to make architectural decisions and take ownership end-to-end.
- Experience operating high-availability, low-latency systems.
Nice-to-have
- Experience with Orleans, MongoDB, RabbitMQ, Elasticsearch.
- Experience with AWS or other cloud platforms.
- Familiarity with observability tools (APM, logging, tracing).
- Understanding of FinOps / cloud cost optimization.
- Previous experience mentoring or leading engineers.
- Experience in the betting / trading domain.
Why you’ll love working here:
Benefits Cafeteria — annual budget you allocate to:
Sports • Medical • Mental health • Home office • Languages.
Work-life & support
- Paid maternity/paternity leave + monthly childcare allowance.
- 20+ vacation days, unlimited sick leave, emergency time off.
- Remote-first + tech support + coworking compensation.
- Team events (online/offline/offsite).
- Learning culture with internal courses + growth programs.
Our culture & core values:
GR8 Tech culture is how we win — through trust, ownership, and a growth mindset. We move fast, stay curious, and keep it real, with open feedback, room to experiment, and a team that’s got your back.
FUELLED BY TRUST: we’re open, honest, and have each other’s backs.
OWN YOUR GAME: we take initiative and own what we do.
ACCELER8: we move fast, focus smart, and keep it simple.
CHALLENGE ACCEPTED: we grow through challenges and stay curious.
BULLETPROOF: we’re resilient, ready, and always have a plan.
GR8 Tech offers a full range of betting and gambling software solutions 🚀 Launch, grow, or upgrade your iGaming business with the experienced software provider.
Key team members
Dawid Ostręga BSc MBA
Igor S.
Yuliya Kotova
Julia Roshchupkina
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