Security Engineer

  • FTE
  • Cybersecurity
  • Lagos

Who We Are

Seamfix Limited is on a quest to within the next 9 more years (in line with our 10-year strategic objectives) deliver value to 1 billion end customers, empower 10 thousand businesses, and build 1 thousand leaders.


In Seamfix, we are extremely aware that there are endless possibilities if we can be one united people who speak the same creative language, create with the same image or picture of success, and work towards the same end goal hence, we are looking for one who is a team player, who will resonate deeply with our vision, speaks the same creative language and desires same or even bigger impact.


We help organizations acquire and service a lot of customers digitally by seamlessly automating their onboarding and service delivery processes so that they can be more productive, make their customers happy, and boost their revenues. Our identity and essence are solving problems in a very seamless manner in line with our name; Seamfix is coined from Seamless fixing of problems.

About the Role

We are looking for a passionate, hands-on Security Engineer with 3+ years of practical experience to join our Cybersecurity Engineering team. 


The ideal candidate has a solid foundation in penetration testing, application security, and vulnerability management, with a genuine passion for learning and solving security problems. At Seamfix, our team works across application security, cloud security, DevSecOps, AI security, incident response, and compliance, but we do not expect candidates to arrive as experts in every domain. We value strong technical fundamentals, curiosity, and ownership. You will receive mentorship, exposure to diverse security projects, and the opportunity to broaden your skills over time.


You will contribute to multiple security assessments each month web, API, mobile, infrastructure, and cloud while supporting vulnerability management, application security initiatives, and security engineering projects.



What You'll Be Doing

  • Perform Web, API, Mobile, and Infrastructure penetration tests, 3 to 5 engagements per month across Seamfix and client platforms
  • Revalidate all remediated findings before closure and maintain a live findings tracker across all active engagements
  • Support vulnerability identification, prioritisation, remediation tracking, and monthly reporting across all environments
  • Conduct monthly security reviews, GitHub Advanced Security, AWS (GuardDuty, CloudTrail, Config), and Google Workspace audit logs
  • Produce a monthly consolidated Cybersecurity Report covering assessment results, posture metrics, and risk commentary
  • Work with engineering teams to improve application security throughout the SDLC, secure code reviews, threat modelling, and architecture reviews
  • Assist with security automation, scripts, tooling improvements, and integration of security checks into CI/CD pipelines
  • Contribute to cloud security, DevSecOps, AI security, compliance, and security engineering initiatives as your experience grows


What We're Looking for

Must Have

  • 3+ years of practical cybersecurity experience
  • Hands-on Web and API penetration testing experience
  • Good understanding of Application Security principles
  • Experience with Vulnerability Management
  • Understanding of OWASP Top 10 and OWASP API Security Top 10
  • Burp Suite, Nmap, Nessus, Nuclei, or similar tooling
  • Strong analytical and problem-solving skills
  • Excellent communication and technical report writing skills


Nice to Have

  • AWS Cloud Security
  • Python, Bash or PowerShell scripting
  • DevSecOps / CI/CD Security
  • GitHub Advanced Security
  • Mobile App Security (MobSF, Frida, Objection)
  • Container Security (Docker / Kubernetes)
  • AI / LLM Security
  • ISO 27001, PCI DSS, or similar frameworks

Essential Attributes

  • Positive Attitude
  • Curiosity
  • Strong Ownership
  • Genuine willingness to learn and continuously improve.


How To Stand Out

Candidates who include any of the following with their application will stand out:

• A write-up describing a significant vulnerability you discovered and how it was remediated

• A GitHub repository, blog, CTF write-up, conference presentation, or open-source contribution that demonstrates your passion for cybersecurity


Benefits

  • Employee Stock Options
  • Performance Bonus
  • Mid-Year Bonus
  • Health Insurance
  • 13 Months and Christmas Gift
  • Hybrid work model
  • Work with really smart people


Why Join Us

At Seamfix you will work on securing digital identity and enterprise solutions used across multiple countries and industries. You will perform meaningful security assessments on real-world products, learn from experienced engineers, and gain exposure to cloud, DevSecOps, AI security, and secure architecture.

This role is designed for someone who wants to build a long-term career in cybersecurity. Your primary focus will be penetration testing, application security, and vulnerability management. As you grow, you will take on broader responsibilities across cloud security, DevSecOps, AI security, compliance, and security engineering through real projects and mentorship, with a clear path to Senior Security Engineer.


We hire for potential as much as experience. If you have strong technical fundamentals, a growth mindset, and a genuine passion for cybersecurity, we would love to hear from you, even if you do not meet every preferred qualification.