Middle .NET Developer for CRM

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.

Why this role exists

This role exists to design, develop, and maintain .NET applications for CRM, ensuring software quality, resilience, and alignment with stakeholder requirements.
 

What you’ll drive:

Application development & maintenance

• Design, develop, and maintain .NET applications, ensuring high-quality software solutions.
• Implement observability and monitoring through logging and instrumentation.

Collaboration & mentoring

• Work independently or in a team, adhering to coding standards and best practices.
• Mentor junior developers and participate in technical discussions.

Process improvement & system resilience

• Improve software development processes and ensure system resilience.
• Elicit, analyze, and document software requirements from stakeholders.

What makes you a GR8 fit:

Must-have

• 2+ years of relevant experience.
• Understanding microservice and monolith architectures, their advantages, and drawbacks.
• Ability to design event-driven systems and resilient architectures.
• Familiarity with architectural patterns, resilience strategies, and designing for failure.
• Strong analytical skills in gathering and documenting software requirements.
• Understanding of functional and non-functional requirements.
• Knowledge of connection pooling, rate-limiter, circuit breaker, and bulkhead patterns.
• Understanding relational and non-relational databases (key-value and object-oriented).
• Proficiency in writing SQL queries and designing relational database models.
• Knowledge of normalization/de-normalization strategies and primary/foreign key relationships.
• Familiarity with database security best practices (access controls, encryption, SQL injection prevention).
• C# programming: strong knowledge of object-oriented design, LINQ, asynchronous programming, dependency injection, and .NET framework libraries.
• Web API development: proficiency in ASP.NET Core for architecting scalable RESTful services, performance optimization, and cloud integrations.
• Database expertise: advanced SQL optimization, schema design, performance tuning, indexing strategies, and PostgreSQL.
• Message brokers: experience with Kafka, including architecture, producer/consumer APIs, and stream processing in microservices.
• Debugging & optimization: advanced skills in profiling, identifying, and resolving performance bottlenecks.
• Unit testing & TDD: experience with xUnit and test-driven development to ensure code quality.
• Microservices architecture: proficiency in ASP.NET Core, Docker, Kubernetes, and applying patterns like service discovery, circuit breakers, event sourcing, and CQRS.
• Observability & monitoring: implementing logging, instrumentation, and monitoring tools like Serilog for system health and troubleshooting.
   

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.