The right career for all

Created in 2006, leboncoin.fr is an exchange platform that simplifies access to consumption, favors local relations and makes digital a tool at the service of all. leboncoin is positioned as a digital, economic, societal, innovative player, always with the same objective: to facilitate all day-to-day exchanges for all of our users. We give a second life to thousands of goods. Behind this apparent simplicity, there is a fast-growing company with 1,400 employees, where it is good to work, a company that cultivates a responsible and collective HR approach. We are also the 1st site for sales between individuals in France and the 5th most consulted site in France.

What you’ll do ​& Who you are

Job description:

As part of our Operational Security team, you will play a key role in strengthening our defensive posture.

You will work in an environment where security is seen as an enabler, not a hindrance. The team works across all systems, networks and internal infrastructures - from the public cloud to user workstations, whatever the OS.

Your responsibilities

Qualifying and managing security incidents in coordination with the IT, Product, Infra and Dev teams (both for internal security and for the Leboncoin platform)

Threat detection and implementation of threat hunting strategies

Participation in the design of automatic incident response tools (SOAR-like)

Carrying outforensic analyses (memory, disks, network traces) to understand operating modes and strengthen protection measures

Helping to develop and feed our in-house Cyber Threat Intelligence platform

Helping to define security incident response plans

Active monitoring of new vulnerabilities, TTPs, IOCs and changes in the threat landscape

Possibility of participating in offensive security campaigns (tests, audits, red teaming), if desired

Availability for regular on-call duty (nights and weekends) depending on the needs of the department.

What you bringExperience & know-how :

2+ years' experience in IT security (defensive and/or offensive)

Proficiency in at least one scripting language, ideally Python

Solid knowledge of AWS cloud infrastructure

Mastery of the main security tools:
EDR, NDR, SIEM, Antivirus, logging/monitoring tools

Ability to carry out forensic analysis (using standard frameworks as a minimum)

Experience of security crisis management / incident response

Fluent English: international environment (Adevinta group)
 

Soft skills :

Team spirit, benevolence and humility

Ability to build relationships with leboncoin's (technical) teams

Impeccable integrity and confidentiality

Strong analytical skills, autonomy and a sense of priorities

An interest in technology, innovation, troubleshooting and continuous improvement

Benefits:

Pleasant working conditions (offices, possibility of teleworking...)

Attractive remuneration (fixed, variable and

profit-sharing)

Opportunities for rapid, tailor-made professional developmen

The meal voucher card

Efficient and competitive health and provident insurance cover

In addition to these, we offer other benefits.

Want to find out more? Apply and ask our recruiters!

Adevinta is an equal opportunity employer and we value diversity. We do not discriminate on the basis of race, religion, colour, national origin, gender, sexual orientation, age, marital status or disability status.

If you feel like you don’t meet all of the requirements for this role but are interested, please consider applying anyway. Research suggests that women and individuals from underrepresented groups may self-select out of opportunities if they don’t meet 100% of the job requirements. We strongly encourage people from historically excluded groups to apply and look forward to speaking with you.