Application Support Engineer - Backend System - Global SaaS

Location Dublin
Discipline: Technology
Job type: Contract
Salary: Up to €49000 per annum
Contact name: Som Rajendra

Contact email: som@principlehr.com
Job ref: 36158
Published: about 8 hours ago
Startdate: ASAP

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:

  • 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 + Strong potential to conversion to FTE
  • 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 |