Senior Mobile Game Security Engineer

Appliscale; Kraków; On-site; PLN 180,000 - 320,000; Full time

Job summary

Appliscale is seeking a senior security engineer to own player trust in massive-scale mobile prize games. You will design secure game architectures, build real-time anti-cheat systems and harden mobile clients across iOS and Android, while safeguarding APIs and backend services.

You will analyze telemetry, respond to incidents and collaborate across security and gameplay teams. The role focuses on secure design, rapid countermeasures and protection of prize economies in live, high-profile

Qualifications

• Minimum of 5 years commercial experience in security engineering, anti-cheat, fraud prevention or a related field
• Bachelor’s or higher degree in Computer Science, Software Engineering or a related field
• Commercial coding experience in at least one of the following languages: C++, Go, Java, Python
• Hands‑on experience with anti‑cheat or game security systems for online or competitive games
• Solid knowledge of mobile security on iOS and Android, including tamper and root/jailbreak detection and app attestation
• Experience with reverse engineering and analysing cheats, exploits or malicious clients
• Understanding of server‑authoritative game design and securing client–server communication
• Experience building detection systems on large‑scale telemetry or event data
• Effective communication and teamwork skills

Responsibilities

• Design and build secure architecture for games, tournaments and prize economies, with integrity built in from the start
• Develop automated detection systems that identify cheating, fraud, bots and abuse in real time across millions of concurrent players
• Harden mobile clients against tampering, reverse engineering, emulation and memory manipulation
• Secure backend services and APIs against replay attacks, request forgery, account abuse and exploitation of game logic
• Analyse real-time gameplay telemetry to spot anomalies and emerging cheat patterns
• Respond quickly to incidents, investigate exploits and ship countermeasures as adversaries adapt
• Work with gameplay, platform, mobile, data, fraud and security teams to define protections and rollout plans
• Monitor live tournaments and help define the processes for handling integrity incidents during high-profile events

Skills

Security engineering

Anti-cheat

Fraud prevention

C/C++/Go/Java/Python

Mobile security

Reverse engineering

Telemetry analysis

Communication

Education

Bachelor's degree in Computer Science or related field

Tools

Unity security

Unreal Engine security

AWS

Kafka/Kinesis

Job description

Appliscale is seeking a senior security engineer to own player trust in massive-scale mobile prize games. You will design secure game architectures, build real-time anti-cheat systems and harden mobile clients across iOS and Android, while safeguarding APIs and backend services.

You will analyze telemetry, respond to incidents and collaborate across security and gameplay teams. The role focuses on secure design, rapid countermeasures and protection of prize economies in live, high-profile