Penetration Tester – Hybrid London

Oscar Technology; Greater London; Híbrido; GBP 60.000 - 65.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Hybrid working

Two days in London office

Funded certifications

Career development

Descripción de la vacante

Oscar Technology is hiring a hands-on penetration tester to own engagements across web apps, infrastructure, cloud platforms and APIs from scoping to reporting and client debriefs. You will work with experienced testers in a growing consultancy and have funded certifications plus scope to advance into AI security and red-team exercises.

Hybrid role in London with two days on site; you will deliver end-to-end testing, produce actionable technical findings, and contribute to testing methodologies

Formación

• Commercial experience delivering penetration testing engagements.
• Hands-on testing across web apps, infrastructure, cloud, and APIs.
• Strong knowledge of vulnerabilities, exploitation techniques and testing methodologies.
• Experience producing technical reports and communicating findings to clients.
• Ability to manage testing activities independently and own engagements.
• Proactive learning, problem solving and technical development.
• Strong written and verbal communication skills.

Responsabilidades

• Deliver testing engagements across web apps, infrastructure, cloud, and APIs.
• Manage engagements from scoping through testing, reporting and client debriefs.
• Identify, investigate and validate vulnerabilities with actionable remediation.
• Produce accurate, high-quality reports for technical and non-technical audiences.
• Communicate findings and recommendations to clients.
• Contribute to testing methodologies, processes and internal tooling.
• Collaborate with testers to enhance security assessments and explore advanced areas.

Conocimientos

Hands-on pentesting

Penetration testing engagements

Vulnerability reporting

Client communication

Problem solving

Proactive learning

Technical writing

Herramientas

CREST certifications

Descripción del empleo

Oscar Technology is hiring a hands-on penetration tester to own engagements across web apps, infrastructure, cloud platforms and APIs from scoping to reporting and client debriefs. You will work with experienced testers in a growing consultancy and have funded certifications plus scope to advance into AI security and red-team exercises.

Hybrid role in London with two days on site; you will deliver end-to-end testing, produce actionable technical findings, and contribute to testing methodologies