Senior Unity Engineer (Remote)

Logoslabs; San Francisco (CA); Remote; USD 120,000 - 170,000; Full time

Job summary

Limit Break is seeking a Senior Unity Engineer to help lead a new mid-core 3D mobile game from concept to reality. You’ll join a small, agile team, shaping the prototype and guiding the project from pre-production through full production while coordinating with design, art, and leadership.

You will own features end-to-end, drive architectural decisions, optimize performance, and mentor junior developers. A strong Unity/C# background and prior live-service mobile shipping are essential for

Qualifications

• 8+ years of game development with 5+ years in Unity.
• Strong Unity and C# skills with engine lifecycle knowledge.
• Shipped live service mobile games using Unity.
• Can work within a large Unity codebase and refactor with minimal disruption.
• Proactive ownership of features from start to finish.
• Knowledge of Unity architecture: MonoBehaviours, ScriptableObjects, Prefabs and Addressables.
• Autonomous work style with clear communication in cross-functional teams.

Responsibilities

• Design, implement, and maintain robust gameplay systems in Unity (C#).
• Collaborate with designers and artists to bring features to life.
• Design and implement modular, data-driven systems in Unity that respond to live configuration.
• Interface with backend team for client-server communication.
• Contribute to architecture decisions and mentor junior developers.
• Diagnose and resolve performance, crashes, and build size issues using Unity tools.
• Take full ownership of features from concept to polish.

Skills

Unity

C#

Mobile dev

Live service

Code architecture

Autonomous work

Tools

Addressables

Git

Job description

Senior Unity Engineer

Locations: Tokyo, Remote.

About us:

Deep expertise. Personal and Industry evolution. Impeccable craft. These are Limit Break’s founding principles.

Welcome to Limit Break, where gaming and innovation meet to create a world like no other. As global pioneers in the mobile gaming industry, we go beyond traditional boundaries to redefine digital markets and build vibrant communities that transcend virtual boundaries.

Our vision extends far beyond gaming as we leverage cutting-edge technology, cryptocurrency, and our unparalleled creative vision to craft unforgettable experiences that unite people from every corner of the globe. From players to traders, we're elevating gaming economies to new heights.

At Limit Break, we take pride in our illustrious track record of over a decade of excellence. Our visionary founders have continually pushed the envelope, transforming the mobile gaming industry with their bold innovations and calculated risks. Join our trailblazers' team; together, we'll maintain our position as the unrivaled global leaders in mobile gaming.

Backed by esteemed investors such as Buckley Ventures & Paradigm Ventures, we're not just a company but a dynamic force of change and are eager to welcome brilliant minds to help us shape the future of gaming and beyond. Be a part of Limit Break's extraordinary journey, where your creativity and passion will know no limits.

About the Role:

Unleash your potential at Limit Break as we seek an exceptional Unity Engineer to spearhead an exciting new venture! We are embarking on a groundbreaking journey to develop a cutting-edge, mid-core, 3D mobile game from concept to reality.

At the outset, you'll collaborate closely with a small yet dynamic team to craft and refine the game's prototype, ensuring alignment with executive stakeholders. As the project gains momentum, you'll take charge of scaling the team from pre-production to full production, collaborating with leads and directors across various disciplines.

This role offers an inquisitive and driven individual a rare chance to shape the workflow and assemble a top-notch team for an ambitious gaming project. Join a passionate and experienced organization where bright minds thrive, and your dedication to gaming excellence will be celebrated.

You will have the opportunity to play an active role as a core member from the beginning of the team. Leave your mark on the gaming world and be part of an engaging, forward-looking team!

Responsibilities: What you’ll do

• Design, implement, and maintain robust gameplay systems in Unity (C#)

• Collaborate with designers and artists to bring features to life

• Design and implement modular, data-driven systems in Unity that can respond to live configuration and content changes.

• Interface with our backend team to ensure smooth client-server communication

• Contribute to architecture decisions and help mentor junior developers

• Diagnose and resolve issues related to performance, crashes, and build size using Unity’s profiling and debugging tools

• Take full ownership of features—seeing them through from concept to polish—and make them the best they can be

Qualifications: Who you are and what you’ve done

• 8+ years of professional experience in game development, 5+ years working in Unity.

• Strong Unity and C# skills, with a deep understanding of the engine lifecycle.

• Has shipped one or more live service games targeting mobile with Unity.

• Confidently work within a large, established Unity codebase, refactoring and extending existing systems with minimal disruption.

• A proactive mindset and pride in taking ownership of features from start to finish.

• Strong understanding of Unity’s architecture, including best practices for MonoBehaviours, ScriptableObjects, Prefabs and Addressables.

• Can work autonomously, but communicate clearly, and collaborate with other engineers, designers and artists.

Nice to have. What an ideal candidate looks like

• Bilingual preferred in English and Japanese.

• Knowledge of backend tech including GoLang, Redis, SQL, and Docker.

• Experience with Free-to-play titles.

• Familiarity with CI/CD pipelines.