Senior .NET Developer for Unified Feed Team

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.