Freelance Bug Bounty Security Researcher

Jobgether; Portugal; Presencial; EUR 60 000 - 90 000; Tempo integral

Vantagens oferecidas por esta oferta de emprego

Flexible freelance engagement

Weekly payments

Bounty rewards

Leaderboard recognition

Private bug bounty programs

Resumo da oferta

Jobgether, listing on behalf of a partner company, seeks a Bug Bounty Security Researcher based in Portugal. You’ll investigate applications, systems, and networks to uncover security weaknesses before exploitation.

Work spans web, mobile, and network security across private and public bug bounty programs. You will validate vulnerabilities, produce detailed reports, and contribute to improving products and vulnerability management practices, with continuous learning and high-impact discoveries

Qualificações

• 1+ year of professional or demonstrable experience in security research, penetration testing, vulnerability assessment, or related field.
• Strong understanding of computer systems, networks, web apps and software security.
• Experience with offensive security methodologies and vulnerability discovery techniques.
• Experience with programming or scripting languages such as Python, C++, JavaScript, and HTML.
• Familiarity with security tools including Burp Suite, OWASP ZAP, Nmap, Kali Linux.
• Experience in bug bounty programs and responsible disclosure.
• Strong analytical, investigative and problem-solving abilities.
• Excellent technical communication and documentation skills.

Responsabilidades

• Conduct security research across target applications, systems and networks to identify vulnerabilities and attack paths.
• Develop and execute customized attack vectors using fuzzing, SQLi, XSS, SSRF, and RCE.

Conhecimentos

Python

C++

JavaScript

HTML

Burp Suite

OWASP ZAP

Nmap

Kali Linux

Bug bounty

Responsible disclosure

CVEs

BSCP/OSWE/GWAPT/OSCP

Public bug bounty profile

Ferramentas

Burp Suite

OWASP ZAP

Nmap

Kali Linux

Descrição da oferta de emprego

Jobgether, listing on behalf of a partner company, seeks a Bug Bounty Security Researcher based in Portugal. You’ll investigate applications, systems, and networks to uncover security weaknesses before exploitation.

Work spans web, mobile, and network security across private and public bug bounty programs. You will validate vulnerabilities, produce detailed reports, and contribute to improving products and vulnerability management practices, with continuous learning and high-impact discoveries