Middle .Net Developer for Payments Team

Middle .Net Developer for Payments Team

Net

-, Wrocław +4 Locations

GR8 Tech

Full-time
B2B, Permanent
Mid
Remote

Tech stack

    English

    C1

    C#

    regular

    Git

    regular

    .Net

    regular

    SQL

    regular

    RESTful API

    regular

    HTTP

    regular

Job description

GR8 Tech is a leading B2B provider of iGaming solutions that empowers operators to grow, lead, and win.


We deliver high-impact, full-cycle tech solutions designed to scale. From seamless integration and expert consulting to long-term operational support, our platform powers millions of active players and drives real business growth. It’s more than just a product — it’s the iGaming Platform for Champions, built for those who play to lead.


We know the game and how to take it to the next level. With 1000+ talented professionals on board, we don't just build tech — we build success stories for iGaming operators all over the world. 


Our ambition drives us, our people make it real. Join us and be part of building champion-level success!


What You’ll Be Driving:

  • Designing, developing, and testing .NET Core applications using C# and other relevant technologies;

  • Writing clean, efficient, and maintainable code to meet project requirements;

  • Identifying and resolving issues and bugs in existing .NET Core applications;

  • Conducting thorough debugging and testing to ensure the software works as intended;

  • Collaborating with product managers, and other team members to understand project requirements and translate them into technical specifications;

  • Participating in code reviews to ensure code quality, adherence to coding standards, and knowledge sharing among team members;

  • Identifying performance bottlenecks and optimizing code for better speed and efficiency;

  • Implementing security measures to protect applications from vulnerabilities and ensure data protection;

  • Creating and maintaining technical documentation, including system architecture, API documentation, and code comments;

  • Staying updated with the latest trends and advancements in .NET Core development and related technologies;

  • Refactoring existing code to improve readability, maintainability, and performance;

  • Developing and maintaining unit and integration tests to ensure the reliability of the software;

  • Taking ownership of code maintenance and updates as the project evolves.


What Makes You a GR8 Fit:

  • Bachelor's degree in Computer Science, Software Engineering, or a related field (or equivalent experience);

  • Proven experience as a .NET Core developer 3+ years, with a strong understanding of C#;

  • Unit/Integration tests experience;

  • Solid understanding of web application development, including RESTful APIs and HTTP principles;

  • Experience with database design and development using SQL databases like PostgreSQL, SqlServer or MySql;

  • Understanding of object-oriented programming (OOP) principles(SOLID, DI) and design patterns;

  • Knowledge of version control systems like Git for code management;

  • Deep understanding of async/await development;

  • Intermediate+ English level.


Desirable skills and personal features:

  • Ability to work collaboratively in a team environment and communicate effectively;

  • Strong problem-solving skills and attention to detail;

  • Experience with agile development methodologies;

  • Knowledge of cloud computing platforms (such as AWS) and containerization (Docker, Kubernetes);

  • Familiarity with third-party API integrations;

  • As a big plus experience in payment domain.

 

Why You’ll Love Working Here:


Benefits Cafeteria

An annual fixed budget that you can use based on your needs and lifestyle. You decide how to allocate it:

  • Sports – gym, yoga, or any activity to keep you active;

  • Medical – insurance and wellness services;

  • Mental health– therapy or coaching support;

  • Home office – ergonomic furniture, gadgets, and tools;

  • Languages – courses to improve or learn new skills.


Work-life 

  • Parental support with paid maternity/paternity leave and monthly childcare allowance;

  • 20+ vacation days, unlimited sick leave, and emergency time off;

  • Remote-first setup with full tech support and coworking compensation;

  • Regular team events – online, offline, and offsite;

  • Learning culture with internal courses, career development programs, and real growth opportunities.


Our Culture & Core Values


GR8 Tech culture is how we win. Behind every bold idea and breakthrough is a foundation of trust, ownership, and a growth mindset. We move fast, stay curious, and always 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.


To keep things efficient, please apply only for roles that closely match your experience.

Published: 21.08.2025

Meet the company

GR8 Tech

GR8 Tech is a leading B2B provider of iGaming solutions that empowers operators to grow, lead, and win.<br /><br />We deliver high-impact, full-cycle tech solutions designed to scale. From seamless integration and expert consulting to long-term operational support, our platform powers millions of active players and drives real business growth. It’s more than just a product — it’s the iGaming Platform for Champions, built for those who play to lead.<br /><br />We know the game and how to take it to the next level. With 1000+ talented professionals on board, we don't just build tech — we build success stories for iGaming operators all over the world.<br />

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