Unreal Engine Network Developer

Program Ace is not just a game developer that has been on the market for 15 years. We are creators of incredible virtual worlds spanning a wide range of genres and platforms. From exciting hyper-casual games to epic AAA projects, we rise to the top of the industry thanks to our inexhaustible creativity and ability to adapt to any challenge.

Work closely with the development and DevOps teams to migrate key gameplay systems — such as the movement component, state machine, spawn system, and skill system — from a custom-built network to Unreal Engine 5’s replication system (IRIS).
Ensure smooth communication between these core components and the backend server (based on a microservices architecture) using a custom protocol built with ProtoBuf.

• Project description: A European game development studio that has been creating games and applications since 2011. The team has grown from indie Flash developers into a seasoned studio working with partners from Europe, Canada, and the USA. They specialize in complex projects, including MMORPGs, AR/VR games, and applications.
• Projected duration of the project: for years (long term)

• Opportunity to work in a leading company. Global Top 100 Outsourcing company according to IAOP (award based on client feedback on our services), Top AR/VR company according to Clutch;
• Among our clients: Supermassive Games, Flying Wild Hog, Epic Games, Unity Technologies;
• Over 30 years of history, impeccable reputation, and a powerful portfolio;
• Working with like-minded individuals who are passionate about their work;
• Opportunities to participate in game development conferences (such as Gamescom, GDC and others).

• Move core game components from custom network to IRIS replication.
• Develop and maintain networked gameplay systems using Unreal Engine (UE5).
• Implement and optimize Unreal Engine’s replication system.
• Conduct network profiling and optimize for latency, bandwidth, and scalability.
• Collaborate with backend teams to integrate networked systems with microservice architecture.

• 5+ Years: Advanced proficiency in modern C++ development.
• 5+ Years: Extensive experience in Unreal Engine development, focusing on networking.
• Proven experience working with the Unreal Engine replication system.
• Hands-on experience in network gameplay development, including debugging and optimization. Familiarity with TCP and UDP protocols and low-level network programming.
• Experience with network profiling tools (e.g., Unreal Insights or third-party profilers).
• Understanding of microservice architectures and their integration with game systems.

• Experience with matchmaking systems and backend server integrations.
• Familiarity with cloud services (AWS, Azure, or GCP) for multiplayer games.
• Knowledge of containerization and orchestration (e.g., Docker, Kubernetes).

• We offer a flexible work schedule that is coordinated with your manager;
• Remote work, work from anywhere in Ukraine and the world;

Call with a recruiter → interview with the client.

You can learn more about us on our DOU and LinkedIn.

No Discrimination
Program-Ace has no tolerance for discrimination – all employment decisions, including but not limited to recruitment, hiring, employment, upgrading, demotion, discipline, transfer or termination are to be made, and all applicants are employed, and all employees are treated during employment, without regard to their race, ethnicity, national origin, color, religion, marital status, pregnancy, nursing mother status, genetic information, sex, sexual orientation, gender identity, gender expression, medical condition, physical or mental disability, military or veteran status, or any other basis prohibited by law. If you feel you have been subject to discrimination, please report it promptly to your Manager and Human Resources at jobs@program-ace.com. Please get in touch with Human Resources for any specific questions or to voice any concerns.

Drug- and Alcohol-Free Workplace
Employees may not use, sell, possess, purchase, or transfer illegal drugs – or sell, transfer, or distribute personal prescription legal drugs – on Program-Ace premises, in Program-Ace vehicles or during work hours. Employees may not be under the influence of any substance during work hours that impairs their ability to work safely or creates a risk to their safety, the safety of others, or Program-Ace property. Employees are not permitted to drink, or be under the influence of, alcohol during work hours or on Program-Ace premises with one exception: if they are of legal drinking age, they may drink alcohol at company-sponsored events approved by a Senior Manager. Please be aware that in case of any violation of such prohibition, an employee may be held disciplinary, administratively, and criminally liable. Please get in touch with Human Resources at jobs@program-ace.com for any specific questions regarding the drug- and alcohol-free awareness program, if you need any assistance or rehabilitation, or to voice any concerns.