Overview

Application Security Engineer – €100,000 – BALKANS (Must be located in a Balkans country) Jobs in Belgrade, Serbia at Salt

Title: Application Security Engineer – €100,000 – BALKANS (Must be located in a Balkans country)

Company: Salt

Location: Belgrade, Serbia

PLEASE READ **** Remote heavy role requiring the individual to go to Serbia once every 3 months for a few days – all expenses covered/ paid for****

A large gaming/ gambling firm in the Balkans (Serbia etc) are looking for an Application Security Engineer with Java to work remotely out of a Balkans country paying €80-100,000 plus bonus.

My client require a security-focused software engineer who can spot and fix vulnerabilities, guide developers on safe coding, and ensure applications stay secure throughout their lifecycle — essentially, someone who acts as the “bodyguard” for the company’s software.

This role is for a tech professional who makes sure software applications are secure from hackers and vulnerabilities. You’ll be responsible for protecting both web and mobile apps throughout their development and deployment

Key responsibilities

  • Build security into apps from the start: Guide developers on safe coding practices, especially for Java-based systems and microservices
  • Scan and test for security problems: Use automated tools (SAST/DAST) and manual methods to find weaknesses in code and apps
  • Penetration testing: Try to “hack” the apps in a controlled way to uncover vulnerabilities before bad actors do
  • Monitor and fix vulnerabilities: Keep an eye on new threats, outdated software, or weak dependencies and ensure they’re addressed quickly

Who they’re looking for:

  • MUST be able to get to Belgrade, Serbia for a few days every 3 months. Flights and accommodation are paid for
  • Education: Degree in Computer Science, Electrical Engineering
  • Experience: At least 5 years in application security, DevSecOps, or related areas
  • Strong Java skills and experience with frameworks like Spring.
  • Hands-on with security testing tools and CI/CD integration
  • Knowledge of web and mobile security threats
  • Familiar with HTTP/HTTPS, authentication, and secure API
  • Programming/scripting skills in Python, JavaScript, or Shell
  • Mindset & soft skills: Honest, accountable, constantly learning, and able to communicate well in English
  • Bonus: Security certifications like OSCP, OSWE, OSCE, or GPEN
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