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Senior C# Software Engineer - ReadyM Platform (Gaming/Modding Ecosystem)

5 200 - 6 568 USDNet per month - B2B
Game

Senior C# Software Engineer - ReadyM Platform (Gaming/Modding Ecosystem)

Game

Prosta 51, Warszawa

ReadyCode

Full-time
B2B
Senior
Remote
5 200 - 6 568 USD
Net per month - B2B

Tech stack

    Polish

    B2

    English

    B2

    C#

    master

    C++

    advanced

    Unreal Engine

    regular

    Unity

    nice to have

Job description

About Us

ReadyCode is a gametech startup pioneering ReadyM community multiplayer technology. Our tech converts existing single-player games into dynamic, UGC-powered community multiplayer experiences. We are funded by leading international VCs and strategic investors. Our initial live integration is with the best-selling Chinese title, Black Myth: Wukong, with plans for many more integrations in the future.


By joining the project, you will have an opportunity to solve interesting and challenging engineering problems from multiple areas such as low-level programming and networking, scalable server architectures, optimization, data migration, and reverse engineering. You will be responsible for integrating some of the biggest games on the market, designing and developing key components of our technology, finding creative solutions to interesting technical problems.


Main responsibilities

  • Design and implementation of key features and extensions of ReadyM technology in C# (including unsafe C#).

  • Integration of ReadyM and ReadyCode Core platforms with large complex games based on Unreal Engine.

  • Integration of ReadyM and ReadyCode Core with new game engines, including closed-source proprietary engines used by some of the largest game developers in the world.

  • Design and implementation of features related to modloading, language runtimes, runtime embedding.

  • Design and implementation of creator-facing SDK and related tooling.


Additional responsibilities

  • Performance optimization and benchmarking.

  • Bug-fixing, maintaining good code test coverage.

  • CI integration and maintenance related to the parts of the project that you’ll be working on.


Requirements

  • Excellent knowledge of C#,

  • 5 years in software development,

  • Good knowledge of a low-level programming including aspects such as memory layouts, vtables, alignment

  • Knowledge of performance-related concepts such as cache locality, vectorization, data-oriented design paradigm

  • Experience working with networking code, especially lower-level networking code,

  • Experience working with multithreading and thread synchronization, knowledge of related concepts such as memory barriers,

  • Good command of the Polish and English language (written & spoken).


Strong Preferences

  • Very good knowledge of C++ – required for integration and low-level work within the Unreal Engine and other game engine environments.Experience in the game industry,

  • Experience working with Unreal Engine 4 or 5,

  • Experience working with other game engines, e.g. Unity3d engine,

  • Reverse engineering knowledge.


Salary, bonuses & benefits

  • A competitive salary

  • ESOP

  • Work on hard and interesting technical challenges

Tech stack

    Polish

    B2

    English

    B2

    C#

    master

    C++

    advanced

    Unreal Engine

    regular

    Unity

    nice to have

Office location

Published: 28.11.2025

Senior C# Software Engineer - ReadyM Platform (Gaming/Modding Ecosystem)

5 200 - 6 568 USDNet per month - B2B
Summary of the offer

Senior C# Software Engineer - ReadyM Platform (Gaming/Modding Ecosystem)

Prosta 51, Warszawa

ReadyCode

5 200 - 6 568 USDNet per month - B2B
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