Senior Software Engineer

Home > C# programming jobs

Senior Software Engineer in Canada

Electronic Arts
Full time
Email

Canada
10/23/2026
Report

Vancouver

Responsibilities

Lead the design and implementation of closed-loop multi-agent state machines, human-in-the-loop flows, and generative AI testing frameworks.
Develop distributed agent execution environments that autonomously run and self-heal end-to-end tests.
Build statistical validation, probabilistic rubric, and calibration frameworks for measuring feature quality, model drift, and non-deterministic agent behavior.
Own technical designs, reusable components, CI/CD workflow improvements, and distributed execution services.
Diagnose code, data, and infrastructure failures, resolve root causes, and mentor engineers through reviews and knowledge sharing.
Act as product owner by defining requirements, scope, success criteria, delivery plans, estimates, risks, and dependencies with stakeholders.
Evaluate new engineering approaches, including AI-assisted workflows, and measure reliability, feedback-speed, and adoption improvements.

Requirements

10+ years of professional software development experience.
Bachelor’s or master’s degree in Computer Science, Software Engineering, or a related field with coursework or academic exposure to AI/ML concepts.
Proficiency in C# or C++ and Python, with experience designing complex software systems, automated testing, and version control.
Experience independently implementing complex software systems with interfaces, dependencies, and documented trade-offs.
In-depth experience with LLMs, multi-agent orchestration, state machines, context and memory management, and human-in-the-loop workflows.
Proficiency in statistical inference, hypothesis testing, variance reduction, and experimental design for probabilistic systems.
Experience developing generative-system evaluation frameworks, including dataset curation, LLM-as-a-judge design, validation criteria, error analysis, and quantitative and qualitative metrics.
Experience building test automation or developer tools, integrating them into CI/CD workflows, and debugging distributed systems using logs and telemetry.

Benefits

British Columbia base salary range is CAD 141,400–204,400.
Three weeks of vacation per year to start and 10 sick days per year.
Paid top-up to EI/QPIP benefits up to 100% of base salary for qualifying maternity, parental, and adoption leave.
Extended health, dental, and vision coverage; life and disability insurance; and a retirement plan for regular full-time employees.
Some roles may be eligible for bonus and other incentive programs.
The role is based in Vancouver or elsewhere in British Columbia depending on location.

Electronic Arts

Electronic Arts creates next-level entertainment experiences that inspire players and fans around the world. Here, everyone is part of the story. Part of a community that connects across the globe. A team where creativity thrives, new perspectives are invited, and ideas matter. Regardless of your...

Similar positions

Software Engineer

JumpCloud
Full time

Remote
10/26/2026

India

C# .NET Engineer

Sumundi
Contract

Remote
10/26/2026

Ghana

Sr Software Engineer I

American Specialty Health Incorporated
Full time

USA
10/25/2026
Salary: $112k-$130k

Remote

Senior Application Security Engineer - India

Finalsite
Full time

Remote
10/25/2026

India

Engineering Apex

Carvana
Full time

USA
10/25/2026

Tempe, AZ