Senior Back-end Developer - Security Testing & Dependency Management

About the role

We are looking for a Senior Back-end Developer with strong experience in Docker and Kubernetes to join a team responsible for the security, reliability and lifecycle management of backend applications and their dependencies.

The role combines hands-on backend development with a strong focus on security testing, containerized environments and dependency management. You will work with development and technical teams to identify security risks, maintain secure application dependencies and ensure that backend services are built, tested and deployed according to established security and quality standards.

What we offer

• Senior-level position with a strong focus on backend engineering and application security.
• Opportunity to work with Docker and Kubernetes at scale.
• Work on improving security and reliability of modern containerized applications.
• Collaboration with development, DevOps and security specialists.

Requirements

• 3+ years of professional experience in backend software development or a closely related technical role.
• 3+ years of hands-on experience with Docker.
• 3+ years of hands-on experience with Kubernetes.
• Good understanding of containerized application environments.
• Experience troubleshooting backend applications running in Docker/Kubernetes.
• Understanding of software security principles and vulnerability management.
• Experience working with application dependencies and identifying potential security risks.
• Ability to analyse technical issues and drive them through to resolution.
• Good collaboration and communication skills.
• Ability to work independently in a senior-level role.

Nice to have

• Experience with security testing tools or vulnerability scanners.
• Knowledge of container security and Kubernetes security best practices.
• Experience with CI/CD pipelines and automated security checks.
• Familiarity with dependency scanning and Software Composition Analysis (SCA).
• Experience working in Agile development teams.
• Experience with cloud-based environments.