Senior Anti-Cheat Security Engineer

Our client is a global entertainment company behind one of the most-watched digital content brands in the world, building experiences combining content, commerce, community and interactive entertainment. The role is part of the Game Security & Integrity team focused on protecting mobile prize competitions and live elimination tournaments involving up to a million players competing for a single prize.

• Minimum of 5 years commercial experience in security engineering, anti-cheat, fraud prevention, or related field
• Bachelor’s or higher degree in Computer Science, Software Engineering, or related
• Commercial coding experience in C++, Golang, Java, or 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

Nice to have:

• Experience securing real-money prize-based or competitive esports games
• Experience with fraud detection, bot mitigation, or account abuse prevention
• Experience applying machine learning or statistical anomaly detection to player behaviour
• Familiarity with Unity or Unreal Engine security
• Experience with AWS and streaming platforms such as Kafka or Kinesis
• Experience with penetration testing or running bug bounty programmes
• Experience in the gaming industry, especially with large-scale online multiplayer games

• Design and build secure architecture for games, tournaments, and prize economies with integrity from the start
• Develop automated detection systems identifying cheating, fraud, bots, and abuse in real time across millions of 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 deploy countermeasures as adversaries adapt
• Collaborate with gameplay, platform, mobile, data, fraud, and security teams to define protections and rollout plans
• Monitor live tournaments and help define processes for handling integrity incidents during high-profile events

Klauzula informacyjna o przetwarzaniu danych osobowych dla kandydatów Zgodnie z art. 13 ust. 1 i ust. 2 ogólnego Rozporządzenia Parlamentu Europejskiegoi Rady (UE) 2016/679 o ochronie danych z dnia 27 kwietnia 2016 r.(RODO)informujemy, że: 1.Administratorem danych osobowych jest Appliscale spółka z ograniczonąodpowiedzialnością z siedzibą w Krakowie, adres: ul. Prof. MichałaŻyczkowskiego 14, 31-864 Kraków, wpisana do Rejestru Przedsiębiorcówprowadzonego przez Sąd Rejonowy dla Krakowa- Śródmieścia w Krakowie,XI Wydział Gospodarczy Krajowego Rejestru Sądowegopod nr KRS: 0000592380, posiadającą NIP: 9452189348, REGON: 363291430 Pani/Pana dane osobowe będą przetwarzane w celu przeprowadzeniaprocesu rekrutacyjnego. Podstawą prawną przetwarzania jest zgodawyrażona poprzez wysłanie CV, w celu prowadzenia procesu rekrutacyjnego(art. 6 ust. 1 lit. a RODO). Jednakże w zakresie w jakim proces rekrutacyjnybędzie dotyczył ubiegania się o zatrudnienie w oparciu o umowę o pracę,podstawą prawną przetwarzania Pani/Pana danych osobowych wskazanychw art. art. 221