Security Researcher

Security Researcher

Location: Israel (Remote)

Job Type: Full time / Part time / Contract based

About LucidBit Labs

LucidBit Labs is a boutique cybersecurity research firm specializing in deep security research, vulnerability discovery, and exploitation. We research complex software systems, uncover and mitigate security flaws in modern systems, and help secure high profile systems.

We are looking for a passionate Security Researcher to join our team. This role is ideal for someone who loves digging into code, exploring complex systems to find and understand vulnerabilities, and constantly learn.

Responsibilities

• Analyze, audit, and reverse-engineer code to identify security vulnerabilities in various types of code bases.
• Develop proof-of-concept exploits to demonstrate security flaws.
• Build tools and methodologies, using LLMs, to improve research effectiveness.
• Work with clients to secure systems.
• Collaborate with the team to deliver high-quality security research for clients.

Qualifications

Required:

• Experience with finding vulnerabilities in large and complex software systems.
• Software development experience (ASM / C / JS / Python / Rust / Go etc.).
• Strong interest in cybersecurity, code vulnerabilities, and low-level systems.
• Ability to quickly learn and dive deep into large systems.
• Independent and self-motivated, able to work with minimal supervision.
• Ability to clearly communicate technical subjects, both in writng and verbally, in English.

Preferred (but not mandatory):

• Experience with Blockchain technologies.
• Background in reverse engineering, exploit development and/or fuzzing.
• Background in OS internals - Android / iOS / Linux / Windows.

Why Join Us?

• Opportunity to join a top tier security research team.
• Work on real, high impact security research projects.
• Flexible work hours and location, remote-first culture. We measure results, not hours.
• Be part of a small, elite team where your work directly shapes the company’s success.
• Gain hands-on experience with advanced vulnerabilities and security challenges.