Junior Secure Software Development (SSDLC) Engineer (f/m/d) @ A1 Competence Delivery Center

Strength. Care. Growth

A1 Competence Delivery Center is a vital component of A1’s telecommunications business. Acting as an expertise hub, CDC is dedicated to delivering a full range of high-quality IT, network, financial and other services to support A1’s operations across all OpCos, independent of location.

Using the power of being OneGroup and leveraging synergies, CDC enables transparency of resources, key skills and knowledge expansion and personal career growth opportunities’ enhancement, paired with job stability.

You will know we are the right place for you, if you are driven by:

Opportunities to learn and build your career.
Meaningful work in a stable and fast-paced company.
Diversity of people, projects, and platforms.
A supportive, fun, and inspiring place to work.

Role Overview:

We’re building a culture where security is part of every commit, build, and release.

As a Junior SSDLC Engineer, you’ll work alongside developers and security specialists to integrate secure coding practices and automation tools into our software lifecycle.

Role Insights:

Assist in automating SAST/SCA scans in CI/CD
Maintain secure coding guidelines and support internal training
Review code for simple vulnerabilities and misconfigurations
Support AppSec team in vulnerability tracking and reporting

What Makes You Unique:

Some practical experience gained through internships, student positions, or entry-level roles in cybersecurity, secure software development or software development experience (any stack).
Knowledge of Git, CI/CD basics, and interest in cybersecurity
Strong problem-solving skills and willingness to learn
Eagerness to learn and grow in a complex, multi-entity environment.

Our gratitude for the job done will be eternal, but we’ll also offer you:

Innovative technologies and platforms to work with.
Modern working environment for your comfort.
Friendly, ambitious, and motivated teammates to support each other.
Thousands of online and in-person learning opportunities for you to grow.
Challenging assignments and career development opportunities in multinational environment.
Attractive compensation package.
Hybrid working model.
Numerous additional benefits, including, but not limited to free A1 services.

If you have any questions, please do not hesitate to contact: Yana Mladenova

A1 Bulgaria | Cyber Security
Junior Secure Software Development (SSDLC) Engineer (f/m/d) @ A1 Competence Delivery Center

София

Пълен работен ден

Крайна дата: 28.11.2025.

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