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Head of Offensive & Defensive Security (f/m/x)
Neoshare · Sofia, Bulgaria · Hybrid · Active · Personio
Job facts
| Field | Value |
|---|---|
| Company | Neoshare |
| Title | Head of Offensive & Defensive Security (f/m/x) |
| Normalized title | - |
| Department / team | Platform Security & Assurance / full time employee |
| Location | Sofia, Bulgaria |
| Work model | Hybrid / Hybrid |
| Employment type | Full Time |
| Salary | - |
| Status | active |
| ATS provider | Personio |
| Posted / first seen | 2026-05-06 / 2026-05-30 |
| Changed / last seen | 2026-05-30 / 2026-06-06 |
Related slices
| Page | What it contains | Open |
|---|---|---|
| Company jobs | Active postings from Neoshare. | Open |
| Company breakdowns | Role, location, ATS, and work model facets for this company. | Open |
| ATS provider jobs | Active postings observed through Personio. | Open |
| Provider filtered search | The same provider as a filtered job collection. | Open |
| Department jobs | Active postings in Platform Security & Assurance. | Open |
| Work model jobs | Active Hybrid postings. | Open |
| Lifecycle events | Open, update, close, and reopen events for this posting. | Open |
| Original posting | Canonical source or apply URL captured from the ATS. | Open |
Linked records
| Company | Neoshare |
| Source | 7cc7b5e7-b985-40c9-a866-72593e317cf6 |
| ATS provider | Personio |
Description
Your mission
About the Role
As Head of Red & Blue Team Security, you will lead our offensive and defensive security functions and own the development and execution of a comprehensive security assurance strategy. With a strong emphasis on penetration testing and adversarial simulation, you will embed security deeply into our Software Development Lifecycle (SDLC) and ensure that engineering teams consistently apply security-first principles. You will act as the key liaison between product development, compliance, legal, and external partners — translating complex regulatory requirements into practical, scalable security solutions across our platform.
What You'll Do
Red & Blue Team Leadership
Lead, grow, and mentor both the Red Team (offensive) and Blue Team (defensive), fostering a culture of continuous adversarial thinking and security resilience. Drive penetration testing programs — both internal and coordinated with external partners — across infrastructure, applications, and cloud environments. Oversee vulnerability assessments, threat intelligence, and security analyses, and ensure findings translate into actionable remediation plans. Expand and mature the Red & Blue Team capabilities through new tooling, methodologies, and threat simulation frameworks Security Engineering & Strategy
Take full ownership of technical and organizational aspects of product security. Develop and implement security standards and processes, including Secure SDLC, Threat Modeling, and security testing integration into CI/CD pipelines. Build and lead a specialized Security Engineering team alongside the Red & Blue functions. Define and implement additional defensive strategies to strengthen the organization's overall security resilience.
Stakeholder Collaboration & Governance
Partner closely with Product Development to integrate security requirements early in the development process and negotiate effective remediation timelines for identified vulnerabilities. Work with Information Security, Data Protection, Compliance, and Legal teams to ensure platform-wide regulatory adherence. Communicate and present the security strategy, architecture, and assurance posture to customers, partners, regulators, and auditors. Support the onboarding of new banking partners by ensuring platform security and stability meet required standards. Organizational Impact
Strengthen the visibility and authority of the security function within the broader organization. Introduce and champion digital security tooling to enhance detection, response, and overall security operations. Continuously raise the security bar across teams through training, awareness, and policy enforcement.
Your profile
What You Bring
Several years of experience in product security or security engineering, ideally within regulated SaaS, fintech, or banking environments. Proven hands-on experience leading Red Team and/or Blue Team operations, including penetration testing, threat hunting, and incident response. Strong technical understanding of modern software architectures — particularly cloud-native environments, containerized systems (e.g., Kubernetes), and CI/CD pipelines. Experience designing and implementing security processes within software development contexts (Secure SDLC, DevSecOps ). Familiarity with relevant regulatory frameworks such as ISO 27001, BAIT, DORA, or equivalent. Ability to work in a structured and effective way across departments and with external auditors. Strong English skills, both written and spoken. High willingness to travel .
Why us?
Shape the Future with Impactful Innovation Join a fast-growing Fintech/Proptech where your ideas and expertise contribute to groundbreaking products and meaningful collaborations with industry leaders. Together, we’re shaping the future of real estate and finance, ensuring your work makes a lasting industry impact. Collaborate in a Diverse & Inclusive Team Our international team—spanning Sofia, Munich and Frankfurt—is united by a shared passion for innovation and excellence. We celebrate diverse perspectives and foster a supportive environment where everyone thrives. Comprehensive Benefits for Your Well-being At neoshare, we are committed to supporting our team members both professionally and personally. Our benefits package is designed to enhance your work-life balance and well-being, offering:
Comprehensive Health Insurance: Peace of mind with top-tier health coverage. Fully Covered Multisport or CoolFit Card: Stay fit and healthy with access to a wide range of fitness programs, completely covered by us. 26 Paid Vacation Days: Take time to recharge with ample vacation, ensuring you maintain a healthy balance between your personal and professional life. Flexible Working Models: Enjoy the flexibility of hybrid work arrangements, allowing you to choose between working from home or in our modern offices. 13th Month Salary: Receive an additional 13th-month salary as part of our commitment to rewarding your hard work and dedication. Modern Offices with a View: Our offices offer more than just a workspace – they provide an inspiring environment with amazing views over the city and the stunning Vitosha Mountain. Equipped with the latest technology and ergonomic designs, our spaces are tailored for productivity and collaboration, ensuring you have everything you need to succeed.
Full job record
| Job ID | 56344aa2d6cff9bb1ccf07e4634e19f490def6d6 |
| Org ID | f63418f2-3a58-40e9-8009-dd3aebc81329 |
| Source ID | 7cc7b5e7-b985-40c9-a866-72593e317cf6 |
| Board ID | 7cc7b5e7-b985-40c9-a866-72593e317cf6 |
| Provider | personio |
| Provider Job Key | 2625404 |
| Title | Head of Offensive & Defensive Security (f/m/x) |
| Normalized Title | — |
| Status | active |
| Active | yes |
| Location Text | Sofia, Bulgaria |
| Department | Platform Security & Assurance |
| Team | full time employee |
| Employment Type | full_time |
| Workplace Type | hybrid |
| Remote Policy | hybrid |
| Country | — |
| Region | — |
| City | — |
| Salary Raw | — |
| Salary Min | — |
| Salary Max | — |
| Salary Currency | — |
| Salary Period | — |
| Source URL | https://neoshare.jobs.personio.de/job/2625404?language=en |
| Apply URL | https://neoshare.jobs.personio.de/job/2625404?language=en |
| First Seen At | 2026-05-30 05:53:50Z |
| Last Seen At | 2026-06-06 07:58:20Z |
| Last Checked At | 2026-06-06 07:58:20Z |
| Last Changed At | 2026-05-30 05:53:50Z |
| Inactive At | — |
| Source Posted At | 2026-05-06 07:51:03Z |
| Source Updated At | — |
| Raw Payload Uri | s3://job-postings-prod-raw-590183727216/raw/provider=personio/board=neoshare.de/date=2026-06-06/2026-06-06T07-58-19-849Z-c05ab60dbb265383abe129672647142f2791bffb4155b725209cf5a2e5eee2ba.json |
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"value": "About the Role <br>As Head of Red & Blue Team Security, you will lead our offensive and defensive security functions and own the development and execution of a comprehensive security assurance strategy. With a strong emphasis on penetration testing and adversarial simulation, you will embed security deeply into our Software Development Lifecycle (SDLC) and ensure that engineering teams consistently apply security-first principles. You will act as the key liaison between product development, compliance, legal, and external partners — translating complex regulatory requirements into practical, scalable security solutions across our platform.<br><br>What You'll Do<br>Red & Blue Team Leadership <br><ul><li><span><span>Lead, grow, and mentor both the Red Team (offensive) and Blue Team (defensive), fostering a culture of continuous adversarial thinking and security resilience.</span></span></li><li><span><span>Drive penetration testing programs — both internal and coordinated with external partners — across infrastructure, applications, and cloud environments.</span></span></li><li><span><span>Oversee vulnerability assessments, threat intelligence, and security analyses, and ensure findings translate into actionable remediation plans.</span></span></li><li><span><span>Expand and mature the Red & Blue Team capabilities through new tooling, methodologies, and threat simulation frameworks </span></span></li></ul>Security Engineering & Strategy <br><ul><li><span><span>Take full ownership of technical and organizational aspects of product security.</span></span></li><li><span><span>Develop and implement security standards and processes, including Secure SDLC, Threat Modeling, and security testing integration into CI/CD pipelines.</span></span></li><li><span><span>Build and lead a specialized Security Engineering team alongside the Red & Blue functions.</span></span></li><li><span><span>Define and implement </span><span>additional </span><span>defensive strategies to strengthen the organization's overall security resilience.</span></span></li></ul> <br>Stakeholder Collaboration & Governance <br><ul><li><span><span>Partner closely with Product Development to integrate security requirements early in the development process and negotiate effective remediation timelines for </span><span>identified </span><span>vulnerabilities.</span></span></li><li><span><span>Work with Information Security, Data Protection, Compliance, and Legal teams to ensure platform-wide regulatory adherence.</span></span></li><li><span><span>Communicate and present the security strategy, architecture, and</span><span>assurance</span><span>posture to customers, partners, regulators, and auditors.</span></span></li><li><span><span>Support the onboarding of new banking partners by ensuring platform security and stability meet required standards.</span></span></li></ul>Organizational Impact <br><ul><li><span><span>Strengthen the visibility and authority of the security function within the broader organization.</span></span></li><li><span><span>Introduce and champion digital security tooling to enhance detection, response, and overall security operations.</span></span></li><li><span><span>Continuously raise the security bar across teams through training, awareness, and policy enforcement.</span></span></li></ul>"
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"name": "Why us?",
"value": "<p style=\"border:0px solid;margin:0px;font-family:Inter, '-apple-system', 'system-ui', 'Segoe UI', Roboto, 'Helvetica Neue', 'Open Sans', 'system-ui', '-apple-system', 'Segoe UI', Roboto, Ubuntu, Cantarell, 'Noto Sans', sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji';font-size:14px;font-style:normal;font-weight:400;text-transform:none;background-color:rgb(255,255,255);\"><strong style=\"border:0px solid;margin:0px;font-weight:600;font-family:Inter, '-apple-system', 'system-ui', 'Segoe UI', Roboto, 'Helvetica Neue', 'Open Sans', 'system-ui', '-apple-system', 'Segoe UI', Roboto, Ubuntu, Cantarell, 'Noto Sans', sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji';font-size:14px;font-style:normal;text-transform:none;background-color:rgb(255,255,255);\"><span style=\"font-size:14px;font-family:Arial, Helvetica, sans-serif;\">Shape the Future with Impactful Innovation</span></strong><span style=\"font-size:14px;font-family:Arial, Helvetica, sans-serif;\"><br style=\"border:0px solid;margin:0px;font-family:Inter, '-apple-system', 'system-ui', 'Segoe UI', Roboto, 'Helvetica Neue', 'Open Sans', 'system-ui', '-apple-system', 'Segoe UI', Roboto, Ubuntu, Cantarell, 'Noto Sans', sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji';font-size:14px;font-style:normal;font-weight:400;text-transform:none;background-color:rgb(255,255,255);\"></span><span style=\"border:0px solid;margin:0px;font-family:Arial, Helvetica, sans-serif;font-size:14px;font-style:normal;font-weight:400;text-transform:none;background-color:rgb(255,255,255);display:inline;\">Join a fast-growing Fintech/Proptech where your ideas and expertise contribute to groundbreaking products and meaningful collaborations with industry leaders. Together, we’re shaping the future of real estate and finance, ensuring your work makes a lasting industry impact.</span><span style=\"font-size:14px;font-family:Arial, Helvetica, sans-serif;\"><br style=\"border:0px solid;margin:0px;font-family:Inter, '-apple-system', 'system-ui', 'Segoe UI', Roboto, 'Helvetica Neue', 'Open Sans', 'system-ui', '-apple-system', 'Segoe UI', Roboto, Ubuntu, Cantarell, 'Noto Sans', sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji';font-size:14px;font-style:normal;font-weight:400;text-transform:none;background-color:rgb(255,255,255);\"></span><span style=\"border:0px solid;margin:0px;font-family:Arial, Helvetica, sans-serif;font-size:14px;font-style:normal;font-weight:400;text-transform:none;background-color:rgb(255,255,255);display:inline;\"> </span><span style=\"font-size:14px;font-family:Arial, Helvetica, sans-serif;\"><br style=\"border:0px solid;margin:0px;font-family:Inter, '-apple-system', 'system-ui', 'Segoe UI', Roboto, 'Helvetica Neue', 'Open Sans', 'system-ui', '-apple-system', 'Segoe UI', Roboto, Ubuntu, Cantarell, 'Noto Sans', sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji';font-size:14px;font-style:normal;font-weight:400;text-transform:none;background-color:rgb(255,255,255);\"><strong style=\"border:0px solid;margin:0px;font-weight:600;font-family:Inter, '-apple-system', 'system-ui', 'Segoe UI', Roboto, 'Helvetica Neue', 'Open Sans', 'system-ui', '-apple-system', 'Segoe UI', Roboto, Ubuntu, Cantarell, 'Noto Sans', sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji';font-size:14px;font-style:normal;text-transform:none;background-color:rgb(255,255,255);\">Collaborate in a Diverse & Inclusive Team</strong><br style=\"border:0px solid;margin:0px;font-family:Inter, '-apple-system', 'system-ui', 'Segoe UI', Roboto, 'Helvetica Neue', 'Open Sans', 'system-ui', '-apple-system', 'Segoe UI', Roboto, Ubuntu, Cantarell, 'Noto Sans', sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji';font-size:14px;font-style:normal;font-weight:400;text-transform:none;background-color:rgb(255,255,255);\"></span><span style=\"border:0px solid;margin:0px;font-family:Arial, Helvetica, sans-serif;font-size:14px;font-style:normal;font-weight:400;text-transform:none;background-color:rgb(255,255,255);display:inline;\">Our international team—spanning Sofia, Munich and Frankfurt—is united by a shared passion for innovation and excellence. We celebrate diverse perspectives and foster a supportive environment where everyone thrives.</span><span style=\"font-size:14px;font-family:Arial, Helvetica, sans-serif;\"><br style=\"border:0px solid;margin:0px;font-family:Inter, '-apple-system', 'system-ui', 'Segoe UI', Roboto, 'Helvetica Neue', 'Open Sans', 'system-ui', '-apple-system', 'Segoe UI', Roboto, Ubuntu, Cantarell, 'Noto Sans', sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji';font-size:14px;font-style:normal;font-weight:400;text-transform:none;background-color:rgb(255,255,255);\"></span><span style=\"border:0px solid;margin:0px;font-family:Arial, Helvetica, sans-serif;font-size:14px;font-style:normal;font-weight:400;text-transform:none;background-color:rgb(255,255,255);display:inline;\"> </span><span style=\"font-size:14px;font-family:Arial, Helvetica, sans-serif;\"><br style=\"border:0px solid;margin:0px;font-family:Inter, '-apple-system', 'system-ui', 'Segoe UI', Roboto, 'Helvetica Neue', 'Open Sans', 'system-ui', '-apple-system', 'Segoe UI', Roboto, Ubuntu, Cantarell, 'Noto Sans', sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji';font-size:14px;font-style:normal;font-weight:400;text-transform:none;background-color:rgb(255,255,255);\"><strong style=\"border:0px solid;margin:0px;font-weight:600;font-family:Inter, '-apple-system', 'system-ui', 'Segoe UI', Roboto, 'Helvetica Neue', 'Open Sans', 'system-ui', '-apple-system', 'Segoe UI', Roboto, Ubuntu, Cantarell, 'Noto Sans', sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji';font-size:14px;font-style:normal;text-transform:none;background-color:rgb(255,255,255);\">Comprehensive Benefits for Your Well-being</strong><br style=\"border:0px solid;margin:0px;font-family:Inter, '-apple-system', 'system-ui', 'Segoe UI', Roboto, 'Helvetica Neue', 'Open Sans', 'system-ui', '-apple-system', 'Segoe UI', Roboto, Ubuntu, Cantarell, 'Noto Sans', sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji';font-size:14px;font-style:normal;font-weight:400;text-transform:none;background-color:rgb(255,255,255);\"></span><span style=\"border:0px solid;margin:0px;font-family:Arial, Helvetica, sans-serif;font-size:14px;font-style:normal;font-weight:400;text-transform:none;background-color:rgb(255,255,255);display:inline;\">At neoshare, we are committed to supporting our team members both professionally and personally. Our benefits package is designed to enhance your work-life balance and well-being, offering:</span><span style=\"font-size:14px;font-family:Arial, Helvetica, sans-serif;\"><br style=\"border:0px solid;margin:0px;font-family:Inter, '-apple-system', 'system-ui', 'Segoe UI', Roboto, 'Helvetica Neue', 'Open Sans', 'system-ui', '-apple-system', 'Segoe UI', Roboto, Ubuntu, Cantarell, 'Noto Sans', sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji';font-size:14px;font-style:normal;font-weight:400;text-transform:none;background-color:rgb(255,255,255);\"></span><span style=\"border:0px solid;margin:0px;font-family:Arial, Helvetica, sans-serif;font-size:14px;font-style:normal;font-weight:400;text-transform:none;background-color:rgb(255,255,255);display:inline;\"> </span></p><ul style=\"border:0px solid;font-family:Inter, '-apple-system', 'system-ui', 'Segoe UI', Roboto, 'Helvetica Neue', 'Open Sans', 'system-ui', '-apple-system', 'Segoe UI', Roboto, Ubuntu, Cantarell, 'Noto Sans', sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji';font-size:14px;font-style:normal;font-weight:400;text-transform:none;background-color:rgb(255,255,255);\"><li style=\"border:0px solid;margin:0px;font-size:14px;font-family:Arial, Helvetica, sans-serif;\"><strong style=\"border:0px solid;margin:0px;font-weight:600;\">Comprehensive Health Insurance:</strong> Peace of mind with top-tier health coverage.</li><li style=\"border:0px solid;margin:0px;font-size:14px;font-family:Arial, Helvetica, sans-serif;\"><strong style=\"border:0px solid;margin:0px;font-weight:600;\">Fully Covered Multisport or CoolFit Card:</strong> Stay fit and healthy with access to a wide range of fitness programs, completely covered by us.</li><li style=\"border:0px solid;margin:0px;font-size:14px;font-family:Arial, Helvetica, sans-serif;\"><strong style=\"border:0px solid;margin:0px;font-weight:600;\">26 Paid Vacation Days: </strong>Take time to recharge with ample vacation, ensuring you maintain a healthy balance between your personal and professional life.</li><li style=\"border:0px solid;margin:0px;font-size:14px;font-family:Arial, Helvetica, sans-serif;\"><strong style=\"border:0px solid;margin:0px;font-weight:600;\">Flexible Working Models:</strong> Enjoy the flexibility of hybrid work arrangements, allowing you to choose between working from home or in our modern offices.</li><li style=\"border:0px solid;margin:0px;font-size:14px;font-family:Arial, Helvetica, sans-serif;\"><strong style=\"border:0px solid;margin:0px;font-weight:600;\">13th Month Salary:</strong> Receive an additional 13th-month salary as part of our commitment to rewarding your hard work and dedication.</li></ul><span style=\"font-size:14px;font-family:Arial, Helvetica, sans-serif;\"><strong style=\"border:0px solid;margin:0px;font-weight:600;font-family:Inter, '-apple-system', 'system-ui', 'Segoe UI', Roboto, 'Helvetica Neue', 'Open Sans', 'system-ui', '-apple-system', 'Segoe UI', Roboto, Ubuntu, Cantarell, 'Noto Sans', sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji';font-size:14px;font-style:normal;text-transform:none;background-color:rgb(255,255,255);\">Modern Offices with a View: </strong></span><span style=\"border:0px solid;margin:0px;font-family:Arial, Helvetica, sans-serif;font-size:14px;font-style:normal;font-weight:400;text-transform:none;background-color:rgb(255,255,255);display:inline;\">Our offices offer more than just a workspace – they provide an inspiring environment with amazing views over the city and the stunning Vitosha Mountain. Equipped with the latest technology and ergonomic designs, our spaces are tailored for productivity and collaboration, ensuring you have everything you need to succeed.</span>"
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