Blizzard Entertainment

Senior Software Engineer II, Performance (UE5)

Irvine, California, United States of America · Senior · Part-time

Sponsorship not specified$124k-$229kDetected 30 days ago

C++iOSCode ReviewCI/CDUnreal EngineEpicResearchLeadershipCommunicationMentoring

About the role

This role is anticipated to be a hybrid work position, with some work on‑site and some work from home.
The potential home studio for this role is Irvine, CA.
Define and promote best practices for observability, monitoring, and debugging of complex systems in development and production‑like environments.

Lead performance strategy and execution across UE5 runtime systems, identifying risks early and driving measurable improvements.
Profile, diagnose, and optimize CPU, GPU, memory, and streaming performance to meet release‑quality targets.
Partner with engineers and technical leaders across teams to establish performance budgets, guardrails, and regression prevention practices.
Design and implement performance tooling, reporting, and automation that improve developer workflows and increase iteration speed.
Provide technical mentorship to team members through design reviews, code reviews, and coaching that elevates engineering quality and shared standards.
Demonstrated ability to lead technical initiatives across multiple teams without direct people management responsibility.
Experience developing for PC and consoles (PC, Xbox, and/or PlayStation).
Experience building or improving tools and automation that support performance validation, testing, and diagnostics.
You will partner closely with engineers across gameplay, engine, and tools to identify bottlenecks, build scalable solutions, and ensure we hit quality and performance targets across PC and consoles.
You will also partner with design, art, and tech art members to evaluate the work created for the game and collaborate to ensure it imeets acceptable performance standards.

Knowledge and Skills Strong proficiency in C++ and familiarity with C#.
Strong understanding of performance measurement, regression detection, and continuous improvement practices.

In the U.S., the standard base pay range for this role is $124,000.00 - $229,400.00 Annual.

Experience 12 years of professional software engineering experience, or an equivalent combination of education and experience.

Blizzard Entertainment has created some of the industry's most critically acclaimed and genre-defining games over the last 30 years, with a track record that includes multiple Game of the Year awards.
We are home to some of the most beloved entertainment franchises including Call of Duty®, World of Warcraft®, Overwatch®, Diablo®, Candy Crush™ and Bubble Witch™.
At Blizzard, we craft genre‑defining games and legendary worlds for all to share.
We are looking for a Senior Software Engineer II, Performance to help craft a new, unannounced game for Blizzard.

This listing is sourced directly from Blizzard Entertainment's careers page and normalized into a canonical job model.