# Sr.Client Security Engineer at Scopely

> Onsite · China · Senior · Security · open. Source: https://alderhq.app/jobs/greenhouse%3Ascopely%3A5123830008 (read 2026-11-04).

## Facts (observed)

- Company: [Scopely](https://alderhq.app/companies/scopely)
- Location text: CH - Shanghai, China; Shanghai
- Where it can be done from (inferred): Onsite · China (evidence: "Location: CH - Shanghai, China; Shanghai")
- Posted: 2026-02-19 (258 days ago)
- First seen by alder: 2026-11-02 · last verified: 2026-11-04
- Reposted: 0 times · edited: 0 times
- Apply on the employer's site: https://job-boards.greenhouse.io/scopely/jobs/5123830008?gh_jid=5123830008
- Skills listed (inferred): Go, Java, Kotlin, C++, Swift/iOS, Android

## Pay and sponsorship

- Posted pay: not posted
- Licensed UK sponsor: registered as "Scopely UK Limited" (checked 2026-11-03, [register](https://www.gov.uk/government/publications/register-of-licensed-sponsors-workers))

## Description (the employer's text)

Location: Tokyo, Japan(On-board in China)

Scopely's Security team is looking for a Sr Client Security Engineer to build a new client security function in China. You will design and ship client/server-side protections for large-scale mobile games, combat sophisticated cheating ecosystems, and help ensure fair play for tens of millions of players.

### What You Will Do

- Build, and grow the Client Security team in China, setting China specific technical direction, and operational best practices.
- Design, implement, and maintain client-side detections against third‑party cheating tools, modified clients, hooking frameworks, and emulators on Android and iOS.
- Own the client security integration into Scopely's internal anti-cheat platforms working closely with teams to ensure detections are actionable and scalable.
- Define and evolve the obfuscation and hardening strategy for China mobile builds (e.g., binary protection, anti-debugging, anti-tamper, integrity checks), including evaluating and integrating third‑party hardening vendors where appropriate.
- Build and maintain strong coverage for the China mobile ecosystem, including:
- distribution through multiple Android app stores and OEM devices,
- diverse OS/ROM variants and rooted/jailbroken environments,
- and local PC/emulator-based cheating patterns.
- Contribute hands-on code (C++ plus Java/Kotlin and/or Objective‑C/Swift) in security‑sensitive paths, including detection logic, integrity checks, and secure client–server protocols.
### What You Will Need

- Experience in mobile security, game anti-cheat, or client-side security engineering, including time working directly on Android or iOS native code.
- Direct experience with reverse engineering.
- Deep hands-on experience with:
- Android and IOS internals
- hooking and instrumentation frameworks,
- and common mobile client security attack vectors.
- Strong proficiency in C/C++ and at least one mobile native language (Java/Kotlin for Android or Objective‑C/Swift for iOS), including experience shipping production code in large apps.
- Demonstrated experience designing and shipping client-side anti-cheat or integrity systems that integrate with server-side enforcement or analytics pipelines.
- Prior experience ing or technically directing a small engineering team
- Experience working with large-scale telemetry or anti-abuse pipelines and using data to tune detections and reduce false positives.
- Professional proficiency in both Mandarin and English, written and spoken
- Requires five days per week in the office
- Requires relocation to Tokyo
### Bonus Points

- BS / MS in Computer Science or Software Engineering or equivalent
- Experience shipping and securing mobile games or other large-scale consumer apps specific to the China market, specific exposure to:
- multiple Android app-store ecosystems and OEM variations,
- desktop/mobile emulator usage patterns,
- and tooling development experience specific for china mobile games
- Previous CTF experience, and CVE contributing experience
- Prior work on client obfuscation / hardening pipelines, including vendor evaluation and integration, and handling performance and stability tradeoffs.
- Familiarity with large-scale cloud environments, streaming data processing, and monitoring/alerting
### About Scopely

Scopely is a leading video game and global interactive entertainment company, home to many of the world’s most beloved and enduring experiences, including two of the most successful mobile games of all-time “MONOPOLY GO!” and “Pokémon GO,” along with “Stumble Guys,” “Star Trek™ Fleet Command,” “MARVEL Strike Force,” “WWE Champions,” the Scrabble® franchise, “Yahtzee® With Buddies,” and many others. Across mobile, web, PC, and console, Scopely creates, develops, publishes, and live-operates one of the most diversified and award-winning portfolios in the games industry — bringing hundreds of millions of players together through a shared love of play.

Founded in 2011, Scopely is powered by its exceptional team — including thousands of world-class gamemakers around the globe, a distinctive tenet-driven culture, and its proprietary technology platform, Playgami. Together, these strengths have fueled Scopely’s position as the #1 mobile games company in the U.S. and #2 globally, generating more than $10 billion in lifetime revenue. Whether building global sensations like “MONOPOLY GO!” from the ground up, or expanding through strategic acquisitions, including the FoxNext, GSN, and Scopely Explore games businesses — Scopely consistently delivers experiences players love today and return to for years to come.

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Data: alder (https://alderhq.app). Cite https://alderhq.app/jobs/greenhouse%3Ascopely%3A5123830008 and the date you read it. Observed facts come from the employer's own listing; location reach, level, family and skills are inferences.