Software Architect – Dublin City (3 days onsite per week)

ITSearch · Recruitment agency

Full-time•Architecture•Ireland

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TechJobs.ie Job Insights

At a glance

Employment type: Full-time
Location: Ireland
Workplace: On-site
Category: Architecture

Technologies & skills

Primary technologies

Java

Cloud & infrastructure

AWS

Other technical skills

REST APIs

What you'll be doing

Software Architect role with a multinational leader in biometric authentication, based in Dublin (3 days onsite). Hands-on position covering full stack architecture, development, cloud, QA, and professional services. Focus on security, scalability, reliability, and observability for SaaS products.

Define and architect the entire stack of existing and future products, from UI to backend and AWS deployment
Liaise with internal and client functions to understand and build in performance requirements
Create and maintain complex documentation for evidence-based decisions

Key requirements

Must-have

10+ years of postgrad development/architecture experience
Hands-on experience with microsystems
Deep API knowledge
Backend Java development background
Track record of delivering SaaS products
AWS deployment familiarity
Design and architecture experience with security, scalability, reliability, and observability
Exceptional communication skills

Nice-to-have

Experience in Financial Services
Experience with security/authentication factors
Exposure to Agentic AI as it relates to security/SaaS products

Experience: 10+ years postgrad development/architecture experience

Role signals

Technical focus: architecture
Leadership: Mentoring
Architecture / system design: Indicated in the listing
Hands-on vs management: Hands-on

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Full job description

Software Architect – Dublin City (3 days onsite per week)

My client is a well-established multinational market leader in the area of biometric authentication; their products and services has taken off over the past number of years within a market with high spend on software and specifically around security.

Due to continued success of a specific product range, they have engaged IT Search to speak to Software Architects who are and wish to remain hands on across various areas (Development/Cloud/QA/Professional Services). This role will suit senior candidates based in the Dublin area, able and happy to attend the city office three days per week and who are motivated to work across the product, designing the architecture but also being involved in all aspects of the stack to go live and beyond.

*The role: *

Define and architect the entire stack of an existing (and future) product, UI to backend Java, AWS deployment and more
Liaise with many internal and client functions, ensuring deep understanding of performance requirements and ensuring these are built into the product range
Create and maintain complex documentation around each evidence based decision

*Requirements: *

10+ years of postgrad development/architecture experience (4+ years)
Hands on strength across microsystems, deep API knowledge, ideally from a backend Java development background and track record of delivering SaaS (preferably Financial Services related and with security/authentication factors), AWS deployment familiarity required
Design and architecture experience with Security, Scalability, Reliability and Observability built in as standard
Exposure to Agentic AI insofar as it affects usage and implementation of Security/SaaS products
Exceptional communication skills, ability to discuss technical areas with a (internal and external) non technical audience
Technical leadership a given, mentoring team members and managers

To learn more about the role, company and process, please forward your CV stating required ballpark salary, availability and we can arrange a time to discuss.

Please note, we can only accept applications from candidates eligible to work in the EU.

Apply Now

Interview prep pack

Grounded in this listing. Use it to prepare examples before you apply.

Your interview focus

Based on this listing, the Software Architect role in Dublin focuses on hands-on architecture and technical leadership for biometric authentication SaaS products, emphasizing security, scalability, and AWS deployment. The position requires deep backend Java expertise, strong API knowledge, and the ability to communicate complex technical concepts to diverse audiences.

Hands-on technical expertise·High
Security and compliance focus·High
Technical leadership and mentoring·Medium
Cloud deployment (AWS)·High

Only have 30 minutes?

Follow a focused preparation plan based on this job.

Start 30-minute prep

Your 30-minute plan

Review and Summarize Relevant Projects
0–8 min
Select 2-3 projects that best demonstrate your experience with SaaS architecture, backend Java, and AWS deployment. Prepare concise summaries and outcomes.
Refresh Security and Compliance Knowledge
8–14 min
Review key security principles, compliance standards, and your practical experience implementing them in software products.
Prepare API and Documentation Examples
14–20 min
Gather documentation or diagrams of APIs you have designed, focusing on scalability, maintainability, and integration.
Reflect on Leadership and Communication Scenarios
20–25 min
Identify specific examples where you mentored others or communicated complex ideas to non-technical stakeholders.
Research Company and Industry Trends
25–30 min
Spend time understanding the latest in biometric authentication, SaaS security, and Agentic AI as it relates to the role.

Likely questions

Expand all

Priority reflects how strongly this topic is emphasised in the job listing, not whether it will be asked.

1Can you describe a time when you architected a SaaS product from the ground up, including both backend and cloud deployment?High
Why they may ask
To assess your end-to-end architectural experience and ability to deliver production-ready SaaS solutions.
Prepare to discuss
- Clear description of the product and your role in its architecture.
- Specifics on technology choices, especially backend Java and AWS.
- How you addressed scalability, security, and reliability.
- Lessons learned and outcomes achieved.
Tip: Use a STAR (Situation, Task, Action, Result) format to structure your answer.
2How have you ensured security and compliance in products involving sensitive data, such as biometric authentication?High
Why they may ask
To evaluate your understanding of security best practices and regulatory requirements in high-stakes environments.
Prepare to discuss
- Examples of implementing security controls and compliance measures.
- Knowledge of relevant standards (e.g., GDPR, ISO 27001).
- Approach to threat modeling and risk assessment.
- Collaboration with stakeholders to ensure security is built-in.
Tip: Highlight both technical and process-oriented security measures.
3What is your approach to designing and documenting APIs for complex systems?High
Why they may ask
To gauge your depth of API knowledge and ability to produce maintainable, scalable interfaces.
Prepare to discuss
- Discussion of API design principles (REST, versioning, security).
- Tools and documentation practices used.
- Examples of successful API integrations.
- Handling of backward compatibility and change management.
Tip: Mention any standards or frameworks you follow for API design.
4Describe your experience deploying and operating SaaS products on AWS.High
Why they may ask
To confirm your hands-on experience with AWS and cloud-native deployment strategies.
Prepare to discuss
- Specific AWS services used (e.g., EC2, Lambda, RDS, ECS).
- Automation and CI/CD practices.
- Approach to monitoring, scaling, and cost optimization.
- Challenges faced and how you resolved them.
Tip: Be ready to discuss both successes and lessons learned from AWS deployments.
5How do you ensure performance, reliability, and observability are built into your architectural designs?Medium
Why they may ask
To assess your ability to deliver robust, production-grade systems.
Prepare to discuss
- Techniques for performance testing and tuning.
- Use of monitoring and logging tools.
- Design patterns for high availability and fault tolerance.
- Examples of identifying and resolving production issues.
Tip: Reference specific tools or frameworks where possible.
6Can you share an example of mentoring or leading a technical team through a challenging project?Medium
Why they may ask
To evaluate your leadership and mentoring skills in a technical context.
Prepare to discuss
- Description of the team and project context.
- Your approach to mentoring and knowledge sharing.
- How you handled conflicts or challenges.
- Impact on team performance or project outcomes.
Tip: Focus on your communication and leadership style.
7How do you communicate complex technical concepts to non-technical stakeholders?Medium
Why they may ask
To determine your ability to bridge technical and business perspectives.
Prepare to discuss
- Examples of adapting your communication style.
- Use of visual aids or analogies.
- Feedback received from stakeholders.
- Outcomes achieved through effective communication.
Tip: Prepare a specific scenario where your communication made a difference.
8What is your experience with Agentic AI and its impact on security or SaaS products?Lower
Why they may ask
To explore your familiarity with emerging AI trends relevant to the company's domain.
Prepare to discuss
- Brief explanation of Agentic AI and its relevance.
- Examples of evaluating or implementing AI features.
- Considerations for security and user experience.
- Awareness of current trends and challenges.
Tip: If you have limited experience, focus on your ability to learn and adapt.

Talking points

End-to-End Product Architecture
You will need to demonstrate experience defining and architecting entire product stacks, from UI to backend and cloud deployment.
Security and Compliance in SaaS
The company operates in biometric authentication, so you should be ready to discuss how you have built security and compliance into product design.
API Design and Integration
Deep API knowledge is required; prepare examples of designing, documenting, and integrating robust APIs in complex systems.
AWS Deployment and Cloud Best Practices
Familiarity with AWS deployment is essential; be ready to discuss your approach to deploying, scaling, and maintaining SaaS products on AWS.
Technical Leadership and Mentoring
The role expects you to mentor team members and communicate technical concepts to non-technical stakeholders.
Performance and Observability
You will need to show how you have built performance, reliability, and observability into previous architectures.

What to research

Review End-to-End SaaS Architecture Projects
Prepare detailed examples of projects where you defined and delivered full-stack architectures, especially with backend Java and AWS.
Security and Compliance in Biometric or Sensitive Data Systems
Refresh your knowledge of security best practices, compliance standards, and how you have implemented them in previous roles.
API Design and Documentation
Gather examples and documentation of APIs you have designed, focusing on scalability, maintainability, and integration.
AWS Deployment Strategies
Review your experience with AWS services, deployment automation, and operational best practices for SaaS products.
Technical Leadership and Communication
Reflect on situations where you mentored teams or communicated complex ideas to non-technical audiences.

Questions to ask

What are the biggest architectural challenges currently facing your biometric authentication products?
Why ask this? To understand the technical landscape and where your expertise can add value.
How is technical decision-making documented and communicated across teams and stakeholders?
Why ask this? To gauge the company's approach to evidence-based architecture and collaboration.
What is the expected balance between hands-on development and high-level architectural work in this role?
Why ask this? To clarify day-to-day responsibilities and expectations.
How does the team stay current with emerging security threats and compliance requirements?
Why ask this? To assess the company's commitment to security and ongoing learning.
Can you describe the typical lifecycle of a new product feature, from design to deployment?
Why ask this? To understand the development process and your potential involvement at each stage.
What opportunities exist for mentoring and technical leadership within the team?
Why ask this? To explore how your leadership skills can be utilized and developed.

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Apply NowApply before: 11 Oct 2026

Software Architect – Dublin City (3 days onsite per week)

TechJobs.ie Job Insights

At a glance

Technologies & skills

What you'll be doing

Key requirements

Role signals

Similar jobs

Full job description

Interview prep pack

Your interview focus

Only have 30 minutes?

Your 30-minute plan

Likely questions

Talking points

What to research

Questions to ask

Register now to upload your CV

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