Application Support Engineer – Backend Systems - Global SaaS

Location Dublin
Discipline: Technology
Salary: €49000
Contact name: Sowmya Rajendra

Contact email: sowmya@principlehr.com
Job ref: 3787
Published: 9 days ago
Senior Application Support Engineer – Backend Systems

We’re hiring a backend-focused Application Support Engineer for a multinational tech brand. If your happy place is debugging complex performance issues across APIs, databases, and infrastructure layers — this is for you.

Why this role?

You’ll be joining a Tier 3 support team dealing with high-stakes issues that impact thousands of enterprise users. This is deep, diagnostic work — ideal for engineers who love root cause analysis, infrastructure tuning, and handling mission-critical escalations.

You’ll be solving problems like:
  • Slow system performance and degraded response times
  • Application logic bugs across Java and scripting layers
  • Database query optimisation and tuning
  • Infrastructure bottlenecks in a cloud-native setup

What you bring:
  • 3- 4+ years’ experience in application support, infrastructure, or DevOps
  • Deep knowledge of Java, JavaScript, Shell/Python scripting
  • MySQL or Oracle DB tuning, explain plans, and indexing
  • Unix/Linux admin + strong networking fundamentals
  • A calm head, clear comms, and a knack for untangling complex systems

What's in it for you:
  • Annual Salary up to €49,000 doe
  • 11 months contract - PAYE - weekly pay
  • Dublin City based hybrid 3 days onsite
  • Annual leave + bank holidays + laptop

Interviews are moving fast. Interested? Apply Now or send in your CV to Som for this or a similar Technical Support Engineering role.

Som | som@principlehr.com