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SG16
Location
Melbourne, Victoria
Experience
Senior
Posted
Aug 28, 2026
Type
Permanent · On-site

About the role

Your Mission

As a Senior UI Engineer, you will be responsible for coding and engineering UI menus and widgets throughout the entire Call of Duty user experience. You will need to possess practical knowledge of model-view architectural patterns to be used in conjunction with Lua scripting and C++ to successfully implement content for our Engine. Qualified candidates will need to have a strong background in engineering graphical interfaces as well as the data behind them. A well-rounded understanding of console and FPS user experiences will hold candidates in good stead.


Responsibilities

  • Developing, modifying, and debugging UI software in Lua and C/C++.
  • Building functional User Interfaces using proprietary UI editors.
  • Deploying, evaluating performance, optimizing and testing UI software on PC and console platforms.
  • Working closely with other UIX disciplines as well as designers and other engineers to create an exceptional overall user experience.
  • Collaborating with other departments such as Production, Art, Audio, QA, etc.
  • Co-developing and collaborating with other Activision studios within our shared Engine.
  • Maintaining and improving developer tools that improve the productivity of the global UI team.
  • Detailing software and features for internal and external engineering teams.
  • Participating in scheduling, design, performance and code review process.

Working Conditions

  • Location: Sledgehammer Games’ Melbourne studio.
  • Capacity: Hybrid working.

Player Profile

Experience

  • 5+ years of UI experience in game development.
  • Showed strength in and knowledge of C/C++, data structures and performance.
  • Lua scripting language experience (or similar).

Knowledge & Skills

  • Proven ability to debug and problem solve.
  • Quickly build expertise in large, unfamiliar, and complex codebases.
  • Validated ability to collaborate, coordinate, communicate and support other team members.
  • Demonstrated ability to write efficient, clean, readable and reliable code.

Key Attributes

  • Creative, motivated, focused and passionate.
  • Passion for game development.

Nice To Have

Experience

  • Experience with AI coding with agentic frameworks.
  • Experience within large codebases.
  • Proficient with C#.
  • Background developing on modern consoles.
  • Experience with UI authoring tools like Unity UI, Rive, etc.
  • Experience with version control and continuous integration.

Knowledge & Skills

  • Interest in UX.
  • Knowledge of Call of Duty and other FPS games.

Studio Information

Sledgehammer Games is a leading developer in the video game industry, best known for its work on the Call of Duty franchise. Since its founding in 2009, the studio has delivered iconic titles like Call of Duty: Advanced Warfare, Call of Duty: WWII, and most recently, Call of Duty: Modern Warfare III. We combine cutting-edge technology with creative vision to produce games that resonate with players worldwide. With a focus on creating high-quality multiplayer experiences and captivating single-player campaigns, we continue to shape the future of first-person shooters. Sledgehammer Games is part of the Activision family and is wholly owned by Microsoft.


Corporate Overview

Activision strives to create the most iconic brands in gaming and entertainment. We are home to some of the most beloved entertainment franchises including Call of Duty, Crash Bandicoot, Tony Hawk’s Pro Skater, and Guitar Hero. As a leading worldwide developer, publisher and distributor of interactive entertainment and products, our press start is simple: delight hundreds of millions of players around the world with innovative, fun, thrilling, and engaging entertainment experiences. We have bold ambitions to create the most inclusive company as we know our success comes from the passionate, creative, and diverse teams within our organization. We are an equal opportunity employer and do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, gender identity, age, marital status, veteran status, or disability status.

SG16

Sledgehammer Games

Games & Interactive
Open roles
6
Founded
2009
Employees
201-500
Location
4 offices