Senior Application Security Engineer
Delasport · Sofia, Bulgaria
New
senior
security engineerapplication security
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Аbout Us:
Delasport is where technology meets the excitement of sports and gaming! As a leading powerhouse in iGaming software, we provide everything from sports betting to online casinos and player account management. Our platform is designed to make every player feel like the star of the show, with personalized experiences and cutting-edge technology at its heart.
Since 2010, we’ve made a significant impact in the industry, earning awards and expanding our global presence. With offices in Bulgaria, Ukraine, and Malta, our team of over 400 experts is constantly driving innovation and striving for excellence.
How You’ll Make an Impact:
Provide technical leadership, guidance, and direction to the Developers and Operations team
Develop and maintain documentation of application and networks security control
Integrate Security Tools and Processes
Perform application and networks scanning and testing
Design technical solutions to address security weaknesses
Analyze system services and spotting issues in networks, and applications
Follow security best practices in performing tasks
Develop and maintain software application security policies and procedures
Communicate the nature and severity of security concerns to the development and operation teams
Help the development team assess and remediate concerns
Respond to Security Incidents
Who You Are:
5 years of experience in application and network security, including the understanding of application security attacks, vulnerabilities, and mitigations
Knowledge of common Web Application security vulnerabilities (OWASP TOP10, SANS 25, etc.)
Proficiency with cloud security principles and best practices (e.g., AWS, Azure, GCP), experience with DevOps, SRE, Kubernetes, Containers, and CI/CD
Proven experience in the implementation and maintenance of WAF solutions and a deep understanding of working with L3-L7 Policies
Familiarity with security tooling such as, WAF, FW, CSPM, CNAPP, EDR, SIEM, SOAR, DLP, SAST, DAST.
Ability to conduct investigations into information security events – analysis of network and application based events, issuing IOCs and implementing them in the systems
Ability to work autonomously, taking ownership of security challenges and driving solutions
Excellent communication skills and ability to effectively communicate security risks and recommendations to technical and non-technical stakeholders
What We Offer:
We’re not just about work, we are about creating a great place to grow, connect, and enjoy the journey. Here’s what you can expect when you join us:
Competitive Salary Package: We value your skills, dedication, and contributions
Time Off: Enjoy 21+ days of annual paid leave so you can rest, recharge, and come back inspired
Bonus: Performance-based annual bonuses
Health & Wellness: Additional Health insurance including dental care ; Co-funding a Multisport/Coolfit card to help you stay active
Extra Benefits: Employee discounts at various retailers and a monthly allowance for public transportation
Great Office Locations: Central office location in Sofia and Plovdiv
Relax & Recharge Zone: Take a break with colleagues in our PlayStation and Pool Table - perfect for recharging during the day
Wait, there’s more:
Happy Hour Fridays : Every Friday we host themed Happy Hours with snacks, fun activities, and plenty of opportunities to connect and unwind with colleagues
Multicultural Days : Celebrate diversity and experience the traditions, food, and cultures of teammates from around the world
Massages at the Office : Weekly Free Recreational Massages to help relax during the workday
Sports & Football Team : We regularly participate in various sports events and have our own Delasport Football Team, taking part in the IT League
Bulgarian Language Lessons : Classes designed to facilitate smoother communication for non-native speakers.
Office Library : Enjoy access to technical literature to expand your knowledge
Ready to Be Part of Something Big?
If you’re excited to join a team that’s revolutionizing the iGaming world and want to make a real impact, apply today. We can’t wait to meet you!
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Posted 2026-11-04