Careers

Tezos ecosystem career opportunities

Tezos is the product of many organizations and individuals across the globe working together on an open-source project.

Application Security Engineer

Madfish

Madfish

Remote
Posted on Nov 19, 2025

Overview

Our Partner, who connects exceptional tech talent with leading companies across Israel, the USA, Great Britain, and Western Europe is looking for a Application Security Engineer. You’ll be working at the intersection of cutting-edge biometrics, behavioral analytics, and next-gen identity orchestration – helping the world’s leading brands safeguard millions of users.

Main Responsibilities

– Lead security reviews across both iOS and Android, with a strong understanding of the low-level capabilities of the operating systems.

– Research and explore mobile OS internals, including system services, security mechanisms, and data collection points across both Android and iOS.

– Stay up-to-date with the latest platform changes, OS versions, and security enhancements.

– Collaborate closely with security researchers and backend engineers to design and implement advanced security solutions.

– Work in a team developing developer-centric products, enabling seamless integration into clients’ apps across industries such as banking.

Mandatory Requirements

– At least 6 years of hands-on experience in mobile security for Android and iOS.

– Experience developing security solutions for mobile platforms (threat modeling, attack surfaces, RASP, root/jailbreak detection, anti-tampering, etc.).

– Profound understanding of mobile operating systems, including: Application lifecycle management; Resource management and performance optimization; Deep familiarity with OS internals (memory, threading, security models).

– A strong sense of ownership, independence, and problem-solving skills; you get things done.

– Upper-intermediate English level.

As a plus:

– Strong experience with mobile security for SDKs, preferably used by third-party developers and large-scale organizations.

– Deep understanding of trusted hardware components (TEE, Secure Enclave, KeyStore).

We offer

– People-oriented management without bureaucracy;

– The friendly climate inside the company is confirmed by the frequent comeback of previous employees;

– Flexible working schedule;

– 18 vacation working days per year, plus all national holidays;

– 10 sick leave days;

– Free English classes with native speakers;

– Dedicated HR;

OUR STEPS:

✅ Intro call with a Recruiter — ✅ Client tech interview — ✅ Tech interview with livecoding — ✅ HR client interview — ✅ Offer