Talent.com
Mercor
Penetration TesterMercor • London, England, UK
Penetration Tester

Penetration Tester

Mercor • London, England, UK
4 days ago
Job type
  • Full-time
Job description

About the job

Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco our investors include Benchmark General Catalyst Peter Thiel Adam DAngelo Larry Summers and Jack Dorsey.

Position: Cybersecurity Expert
Type: Contract
Compensation: $1750$2150 per completed task
Location: Remote

Role Responsibilities

  • Review and evaluate AI-generated outputs related to threat analysis vulnerability assessment and security architecture recommendations.
  • Create realistic scenarios based on cybersecurity workflows such as incident response runbooks threat hunting queries and penetration testing reports.
  • Annotate label and validate data across cybersecurity use cases like CVE classification accuracy and SIEM alert triage.
  • Provide structured feedback on AI accuracy in areas such as cybersecurity frameworks (NIST CSF MITRE ATT&CK) and threat intelligence standards (STIX/TAXII).
  • Collaborate asynchronously with research teams to refine evaluation frameworks for cybersecurity AI.

Qualifications

Must-Have

  • 3 years of professional experience in cybersecurity at an enterprise organization MSSP consultancy or government/defense environment.
  • Background in areas such as SOC analysis incident response (DFIR) penetration testing threat intelligence or security architecture.
  • Strong analytical thinking and ability to translate security operations into structured evaluation tasks.
  • Clear written communication and attention to detail.

Preferred

  • Professional certifications like CISSP CISM CEH OSCP GIAC certifications Security.

Compensation & Legal

  • Task Completion Pay: Competitive and based on task quality.
  • Performance Bonus: Weekly bonus incentive for top performers.
  • Hourly Opportunity: Transition to hourly compensation for sustained quality.

Application Process (Takes 2030 mins to complete)

  • Upload resume
  • AI interview based on your resume
  • Submit form

Resources & Support

  • For details about the interview process and platform information please check:
  • For any help or support reach out to:

PS: Our team reviews applications daily. Please complete your AI interview and application steps to be considered for this opportunity.


Employment Type : Full Time
Experience: years
Vacancy: 1
Create a job alert for this search

Penetration Tester • London, England, UK

Similar jobs

Senior Penetration Tester — FinTech Security & Cloud

Starling BankGreater London, England, GB
Full-time

Starling Bank in the United Kingdom is seeking an experienced Penetration Tester to join our security team.You will work with cyber security professionals to ensure our services are designed, devel... Show more

 • Promoted

Penetration Tester: Offensive Security & Client Impact

A-LIGNGreater London, England, GB
Full-time

A-LIGN in Greater London is looking for a skilled Penetration Tester to execute high-quality security assessments for diverse clients.You will perform various penetration tests and guarantee the on... Show more

 • Promoted

Trainee Penetration Tester Programme No Experience Required

NEWTO TRAINING LIMITEDTottenham, ENG, GB
Full-time

Trainee Penetration Tester Programme No Experience Required*This is a self-funded career programme with a guaranteed job on completion or 100% of your course fees back*Train.Are you looking to star... Show more

 • Promoted

Senior Penetration Tester

Hack The BoxGreater London, England, GB
Full-time

LSEG is seeking a senior penetration tester to join our internal offensive security team.This role is hands‑on and deeply technical, responsible for planning and driving penetration tests across a ... Show more

 • Promoted

Offensive Security Tester or Penetration Tester

hackajobGreater London, England, GB
Full-time

Overviewhackajob is collaborating with NTT DATA UK to connect them with exceptional tech professionals for this role.Offensive Security Tester / REMOTETechnical Consultancy, LondonThe Team You'll B... Show more

 • Promoted

Penetration Tester

iFindTech LtdGreater London, England, GB
Full-time

Direct message the job poster from iFindTech Ltd.Work Across Internal Security, Compliance & Client Engagements.A fast-growing security-focused business is looking for a.This is a hands-on, cross-f... Show more

 • Promoted

Penetration tester

Synergy Solutions International LimitedCity Of London, England, GB
Full-time

Synergy Solutions International Limited is a London based Consultancy firm providing IT expertise and services as part of Software as a Service (SaaS) working model.We aim to provide affordable and... Show more

 • Promoted

Penetration Tester

Platform RecruitmentGreater London, England, GB
Full-time

This range is provided by Platform Recruitment.Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.Direct message the job poster from Platform Recru... Show more

 • Promoted

Senior Penetration Tester

Starling Bank LimitedGreater London, England, GB
Full-time

Starling is the UK’s first and leading digital bank on a mission to fix banking! We built a new kind of bank because we knew technology had the power to help people save, spend and manage their mon... Show more

 • Promoted

Vehicle Technician - MOT Tester

Retail Renault GroupEnfield, GB
Full-time

Uncapped Bonus & Overtime + New Insured Car Every Year.Welcome Bonus (after six-month probation).Are you a skilled Vehicle Technician and MOT Tester ready to bring your expertise to a workshop that... Show more

 • Promoted

Penetration Tester — Hybrid London, Red Team Growth

Solutions & Innovations CompanyGreater London, England, GB
Full-time

A leading cybersecurity firm in London is seeking a passionate Penetration Tester to enhance their offensive security team.You will support cloud and infrastructure security assessments, write deta... Show more

 • Promoted

Senior Penetration Tester - FinTech Security Leader

Starling Bank LimitedGreater London, England, GB
Full-time

Starling Bank Limited is seeking an experienced Penetration Tester to join our security team in a hybrid role.You will conduct tests across mobile, web, cloud, and infrastructure, partner with engi... Show more

 • Promoted

Senior Cybersecurity Penetration Tester for Impact & Flexibility

TieTalentLondon, England, GB
Full-time

A cybersecurity firm is seeking a Senior Penetration Tester to identify vulnerabilities in systems and networks.You will support the delivery of vulnerability assessment and penetration testing ser... Show more

 • Promoted

Senior Penetration Tester — Web, Mobile & API Security

Synergy Solutions International LimitedCity Of London, England, GB
Full-time

A consultancy firm in London is looking for a Senior Penetration Tester to join their team.The role involves performing high-standard penetration tests, managing and mentoring security consultants,... Show more

 • Promoted

Senior Penetration Tester

Starling BankGreater London, England, GB
Full-time

Starling is the UK’s first and leading digital bank on a mission to fix banking! We built a new kind of bank because we knew technology had the power to help people save, spend and manage their mon... Show more

 • Promoted

Security Penetration Tester

WiproGreater London, England, GB
Full-time

Security testing professionals, including penetration testers and security analysts, are responsible for identifying, analyzing, and mitigating vulnerabilities in software, systems, and networks.Ke... Show more

 • Promoted

Senior Penetration Tester — Cloud, Web & Infra Security

InstilGreater London, England, GB
Full-time

Instil is seeking a Senior Penetration Tester with CHECK to join our growing team in the UK.You will lead hands-on penetration testing across infrastructure, cloud, web, and mobile applications for... Show more

 • Promoted

Senior Penetration Tester - CTM

InstilGreater London, England, GB
Full-time

You will play a critical role in delivering high-quality penetration testing engagements across infrastructure, cloud, web, and mobile applications for a diverse range of clients, including softwar... Show more

 • Promoted

Senior Penetration Tester

TieTalentLondon, England, GB
Full-time

Computacenter is growing our penetration testing capability and we are looking for an experienced penetration tester to support the delivery of vulnerability assessment and penetration testing serv... Show more

 • Promoted

IT/OT Penetration Tester

PA ConsultingGreater London, England, GB
Full-time

We combine strategic thinking, customer-centric service design, and agile engineering practices to accelerate innovation in a tech-driven world.Why consider joining our Digital & Data community?Joi... Show more