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Haystack

Software Engineer

Haystack
Ireland · Full-time · Mid-Senior

Systems Development Engineer | Dublin, County Dublin, Ireland | Hybrid


We're working with Amazon Web Services on this exciting opportunity. We are seeking a driven Systems Development Engineer to join a high-security systems engineering team, focusing on operating physical access control systems and automating robust architectures for future growth within a classified environment.


The Role


• Architect and implement enterprise-scale security solutions, including custom PACS integrations and automation frameworks.

• Design and develop high-availability distributed systems with an emphasis on security, scalability, and fault tolerance.

• Lead the development of custom security tools for system hardening, threat detection, and automated incident response.

• Architect and implement zero-trust security models for critical infrastructure components.

• Build extensible management tooling and automate scalable infrastructure through code.

• Own integrations with enterprise and commodity hardware through proprietary and open-source protocols.


What You'll Need


• Strong knowledge of systems engineering fundamentals (networking, storage, operating systems).

• Professional software development experience.

• Experience designing or architecting new and existing systems (design patterns, reliability, and scaling).

• Proficiency in at least one modern language such as C++, C#, Java, Python, Golang, PowerShell, or Ruby.

• Must be a national of an EU member state.

• Experience with PowerShell, Python, Ruby, or Java is preferred.


What's On Offer


• Opportunity to accelerate your career within AWS Security and gain experience across various domains.

• A supportive and inclusive team culture that values diversity and continuous learning.

• Access to endless knowledge-sharing, training, and career-advancing resources.

• Flexible work hours and arrangements to promote work-life harmony.


Apply via Haystack today!

Key Skills

Ranked by relevance

powershell python java c design patterns storage golang ruby aws
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Posted
Feb 07, 2026
Type
Full-time
Level
Mid-Senior
Location
Greater Dublin
Company
Haystack

Industries

Technology Information Internet

Categories

Information Technology

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