System Development Engineer

Harvey Nash; Dublin; On-site; EUR 70,000 - 100,000; Full time

Job summary

Harvey Nash in Ireland is seeking a System Development Engineer to design, develop and maintain scalable backend applications that automate lifecycle management of network devices across fulfilment centres. You will build backend services with Java and Python, leverage AWS, and collaborate with cross-functional teams to deliver reliable software that improves device utilization and capacity planning.

The role emphasizes production stability and ongoing enhancements within a large-scale

Qualifications

• Strong hands-on experience with Java and Python.
• Experience developing scalable backend applications and services.
• Experience with AWS services and cloud-based architectures.

Responsibilities

• Design, develop, and implement new application features.
• Build scalable backend services using Java and Python.
• Develop solutions to automate network device lifecycle management.
• Create applications that improve network device utilisation and operational efficiency.
• Develop software to forecast network traffic and capacity across fulfilment centres.
• Collaborate with cross-functional teams to deliver high-quality software solutions.
• Troubleshoot and resolve production issues.
• Perform bug fixing and application enhancements.
• Maintain and support business-critical production applications.
• Improve application performance, stability, and reliability.

Skills

Java

Python

Backend development

AWS

System design

Job description

Our team develops and maintains the applications that automate the complete lifecycle of network devices across Fulfilment Centres. These applications enable network engineers to efficiently manage network devices from procurement and deployment through monitoring and decommissioning, eliminating the need for manual device configuration.

As a System Development Engineer, you will design, develop, and maintain scalable backend applications that improve network device utilisation, automate lifecycle management, and forecast network capacity across a large-scale infrastructure environment.

Key Responsibilities

Software Development

• Design, develop, and implement new application features.
• Build scalable backend services using Java and Python.
• Develop solutions to automate network device lifecycle management.
• Create applications that improve network device utilisation and operational efficiency.
• Develop software to forecast network traffic and capacity across fulfilment centres.
• Collaborate with cross-functional teams to deliver high-quality software solutions.

Application Support & Maintenance

• Troubleshoot and resolve production issues.
• Perform bug fixing and application enhancements.
• Maintain and support business-critical production applications.
• Improve application performance, stability, and reliability.
• Ensure smooth operation of existing systems.

Required Skills & Experience

Programming Languages

• Strong hands-on experience with Java
• Strong hands-on experience with Python
• Experience developing scalable backend applications and services

AWS Cloud

Practical experience with AWS services including:

• AWS Lambda
• Amazon S3
• Amazon RDS
• Amazon CloudWatch
• Amazon EventBridge
• Amazon SNS
• Amazon SQS

Candidates should have experience working across multiple AWS services rather than limited exposure to only one or two.