Senior PHP Developer in Cybersecurity Tools

last updated November 19, 2025 6:55 UTC

1kx

HQ: Hybrid

  • OFF: Kaunas
  • Full-Time
  • Full-Stack Programming

Mediatech

Mediatech is one of the world’s fastest-growing digital publishing companies, bringing together expertise in digital, technology, and content to make complex topics easy to understand and accessible to all. Since launching Cybernews in 2019, expanding into Wellnesspulse, and creating the financial insights platform InvestorsObserver, our team has grown to 300 in-house professionals and over 200 international contributors.

Development Team

Our development team brings diverse expertise, with each member specializing in different areas. We value open-mindedness and a willingness to continuously learn and grow.

About You

We’re seeking a talented PHP developer with strong experience in Laravel and Symfony, a passion for cybersecurity, and a knack for problem-solving. You should be enthusiastic about building and maintaining secure, high-performance applications and developing tools that aid in security research. If you love coding and want to strengthen digital security, this role is for you.

Your Responsibilities

– Build and maintain internal web applications using Laravel and Symfony, integrating APIs and front-end technologies
– Assist the InfoSec research team by developing and refining automation and investigative tools
– Work closely with security researchers to improve internal tools and analyze cybersecurity research data
– Enhance backend performance, write clean and secure code, and contribute to overall system security
– Stay current with PHP best practices and cybersecurity trends, and proactively apply improvements

What We’re Looking For

– Solid experience with PHP 8, Laravel, Symfony, SQL, and RESTful APIs
– Knowledge of front-end technologies, templating engines, and development tools
– Experience with SQL and collaboration with Big Data teams
– Familiarity with web development security standards and best practices
– Ability to create and integrate tools that support cybersecurity research and automation
– Strong analytical and problem-solving abilities, with the capacity to work independently in a dynamic environment
– Excellent teamwork and communication skills for effective collaboration with security professionals

What You’ll Get at Mediatech

– Paid sick leave and private health insurance covering dental, vision, health screenings, and 80% of 25 psychotherapy sessions
– Access to premium mental health apps, on-site workouts, and gym membership support — even during parental leave
– A learning budget for courses, conferences, and books to support your professional development
– Extra paid time off, thoughtful gifts, and bonuses for personal milestones like birthdays, weddings, and new family members
– A pet-friendly, centrally located office with game zones, healthy snacks, and relaxing spaces
– Fun company events, fitness challenges, and team-building activities that foster real connections
– Additional vacation days based on your tenure — because taking time to recharge is important

Salary

Gross monthly salary: €5460 – €6290. We’re open to discussing a different compensation based on your experience and skills.

Apply info ->

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