AI Security Engineer (Application Security)

About Playtech Founded in 1999, the company has a premium listing on the Main Market of the London Stock Exchange and is focused on regulated and regulating markets across its B2B business. By leveraging its proprietary technology, Playtech delivers innovative products and services to ensure a safe, engaging and entertaining gaming experience. As the gaming industry's leading technology company, it combines business intelligence-driven software, services, content, and platform technology to drive excellence and innovation across the sector. Read more about who we are and what we do here: www.playtechpeople.com and www.playtech.com Here at Playtech, we genuinely believe that people are our biggest asset. Diverse thoughts, experiences, and individual characteristics enrich our work environment and lead to better business decisions. Embracing differences and maintaining transparency in our processes is the core of Playtech's overall commitment to responsible business practices. Ready to level up your career? Playtech’s Security unit is looking for a proactive AI Security Engineer (Application Security) with excellent communication and problem-solving skills. You’ll be part of our Application Security team , doing the security engineering work the team is known for, with a focus on the AI-powered features and systems we build. Your influential mission. You will… • Perform threat modelling and security design reviews for applications, with a focus on AI and LLM-powered features. • Work closely with security, engineering and data science teams to identify, analyse and mitigate security vulnerabilities. • Review the security of AI application architecture, including RAG pipelines, agent and tool-calling flows, model APIs and integrations. • Test AI features adversarially for prompt injection, data leakage, jailbreaks and unsafe output handling. • Define guardrails, input and output validation, and monitoring for AI systems. • Help build secure-by-default patterns and guida