Senior Software Engineer

Joining Razer will place you on a global mission to revolutionize the way the world games. Razer is a place to do great work, offering you the opportunity to make an impact globally while working across a global team located across 5 continents. Razer is also a great place to work, providing you the unique, gamer-centric #LifeAtRazer experience that will put you in an accelerated growth, both personally and professionally.Job Responsibilities :The Senior Software Engineer, Payweb is responsible for designing, building, and operating full‑stack web‑based payment systems using a .NET backend and modern frontend technologies. This role focuses on correctness, reliability, and operational ownership of money‑moving workflows, including integration with external payment service providers and handling asynchronous and failure scenarios.This position supports revenue‑critical systems and requires strong engineering judgment, end‑to‑end ownership, and accountability. The role also leverages AI‑assisted development tools to improve productivity while maintaining strict standards for financial correctness and system safety.Key ResponsibilitiesDesign, implement, and maintain end‑to‑end payment flows using a .NET backend and web frontends, including checkout, top‑ups, subscriptions, refunds, and reversalsBuild and operate APIs and services using C# / .NET (e.g. ASP.NET Core)Develop and maintain frontend components using modern web frameworks (e.g. React or equivalent)Integrate and operate third‑party payment service provider (PSP) APIsCollaborate with backend, frontend, and platform engineers on payment state management, idempotency, and reconciliationHandle asynchronous workflows including webhooks, retries, and partial failuresEnsure systems are observable through logging, metrics, and alertingParticipate in on‑call rotations and lead investigation and resolution of payment‑related production incidentsReview designs and implementations with a focus on failure handling, data integrity, security, and operational readinessApply AI‑assisted development tools (e.g. code generation, testing, debugging, analysis) to improve productivity, while ensuring all money‑related logic is reviewed, validated, and production‑safeContribute to continuous improvement of engineering standards, reliability practices, and development toolingMinimum QualificationsBachelor’s degree in Computer Science, Engineering, or equivalent practical experience5+ years of professional software engineering experienceStrong experience building full‑stack web applications with .NET (C#) on the backendExperience developing modern web frontends (e.g. React, Angular, or similar frameworks)Hands‑on experience integrating payment systems or financial APIsSolid understanding of distributed systems concepts, including idempotency, retries, and eventual consistencyExperience diagnosing and resolving production issues in revenue‑critical systemsExperience using modern developer productivity tools, including AI‑assisted coding or analysis tools, in a professional environmentPreferred QualificationsExperience working with payment service providers (e.g. Stripe, Adyen, Braintree, or local PSPs)Familiarity with wallets, balances, or ledger‑adjacent systemsExposure to chargebacks, refunds, disputes, or fraud workflowsExperience operating high‑availability, revenue‑generating systemsKnowledge of compliance or regulatory requirements related to payments (e.g. PCI)Experience with Southeast Asia payment methods (e.g. PayNow, GrabPay)Working RelationshipsWork closely with backend, frontend, platform engineering, product management, and customer support teamsInterface with external payment providers during integrations and incident resolutionAdditional InformationThis role is responsible for systems where accuracy and reliability are criticalParticipation in after‑hours incident response may be requiredAI tools are used to augment development, but all production changes require human review and ownershipPre-Requisites :Razer is proud to be an Equal Opportunity Employer. We believe that diverse teams drive better ideas, better products, and a stronger culture. We are committed to providing an inclusive, respectful, and fair workplace for every employee across all the countries we operate in. We do not discriminate on the basis of race, ethnicity, colour, nationality, ancestry, religion, age, sex, sexual orientation, gender identity or expression, disability, marital status, or any other characteristic protected under local laws. Where needed, we provide reasonable accommodations - including for disability or religious practices - to ensure every team member can perform and contribute at their best.Are you game?