Solutions Architect

ITSearch · Recruitment agency

Contract•Architecture•Ireland · Remote within Ireland · Hybrid

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TechJobs.ie Job Insights

At a glance

Employment type: Contract
Location: Ireland · Remote within Ireland · Hybrid
Workplace: Hybrid
Category: Architecture

Technologies & skills

Primary technologies

Python

Cloud & infrastructure

CI/CD

Other technical skills

REST APIs PostgreSQL Prometheus GraphQL SQL MongoDB

Secondary technologies

Redis Kafka

What you'll be doing

Senior Solutions Architect (contract, hybrid, Dublin) for a global investment bank. Design mission-critical risk technology systems, enforce architecture standards, lead PoCs, mentor teams, and collaborate with stakeholders. Requires expertise in microservices, data integration, and strong communication/documentation skills.

Design and document robust solutions for complex business problems
Define and enforce architecture standards, coding best practices, and CI/CD pipelines
Develop Proof of Concepts and lead R&D initiatives
Collaborate with Risk, Compliance, and Engineering teams
Create UML diagrams, Visio workflows, and technical documentation
Advise on technology selection and vendor evaluations
Mentor engineering teams on risk-aware design patterns, cloud security, and resilient architecture

Key requirements

Must-have

5+ years in Solution Architecture or equivalent senior architectural roles
Expertise in microservices/SOA design within containerised environments
Experience with high-volume ETL and data processing systems
Experience designing polyglot systems using RDBMS (SQL Server or PostgreSQL) and NoSQL (ideally MongoDB)
Strong expertise with RESTful/GraphQL web APIs and asynchronous communication flows
Exceptional communication, diagramming (UML/Visio), and presentation skills

Nice-to-have

Experience with TimeSeries databases (such as Prometheus)
Experience with Graph-native databases
Hands-on coding skills in Python
Familiarity with Agile methodology

Experience: 5+ years in Solution Architecture or equivalent senior architectural roles

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

Senior Solutions Architect

Location: Dublin, Ireland (Hybrid)
Contract Length: 6 Months (Initial, with a strong likelihood of extension)
Rate: Competitive Day Rate (Dependent on experience)
Industry: Global Investment Banking

About the Client & Team
Join one of the world’s largest and most prestigious financial institutions. We are seeking a talented Senior Solutions Architect to join a high-performing Risk Technology team. This is a unique opportunity to design mission-critical applications within one of the most dynamic, complex, and fascinating areas of global banking.
If you thrive on solving intricate financial data puzzles, driving innovation, and designing resilient, high-volume systems, this is the contract for you.

Key Responsibilities

As a Senior Solutions Architect, you will balance strategic design with hands-on technical validation:

Solution Design: Responsible for designing and documenting robust solutions to help solve complex business problems.
Standards & Governance: Define and enforce architecture standards, coding best practices, and robust DevOps/CI-CD pipelines.
Hands-on Innovation: Develop Proof of Concepts (PoCs) and lead R&D initiatives to validate technical feasibility and drive innovation.
Collaboration: Partner closely with Risk, Compliance, and Engineering teams to translate business needs into elegant technical solutions.
Documentation & Visualisation: Create high-quality UML diagrams, Visio workflows, and clear technical documentation tailored for diverse stakeholders (from developers to C-suite executives and auditors).
Tech Strategy: Advise on technology selection, vendor evaluations, and cost-benefit analyses for core risk systems.
Mentorship: Guide and mentor engineering teams on risk-aware design patterns, cloud security, and resilient architecture.

Required Skills & Qualifications
To excel in this role, you will ideally bring a strong blend of the following:

Experience: 5+ years of dedicated experience in Solution Architecture (or equivalent senior architectural roles).
Architecture Patterns: Deep expertise in microservices/SOA design within containerised environments.
Data & Integration: * Proven experience with high-volume ETL and data processing systems.
Experience designing polyglot systems using diverse database technologies:
RDBMS (SQL
Server or
PostgreSQL) and NoSQL (ideally
MongoDB).
Strong expertise with RESTful/GraphQL web APIs and asynchronous communication flows (using Redis Streams, Kafka, etc.).
Communication & Stakeholder Management: Exceptional communication, diagramming (UML/Visio), and presentation skills. The ability to simplify highly complex technical concepts for non-technical audiences.

Bonus Skills

Experience with TimeSeries databases (such as Prometheus) or Graph-native databases (e.g., Neo4j or TigerGraph).
Hands-on coding skills in Python.
Familiarity with Agile methodology.

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 role is a senior-level Solutions Architect contract within a global investment bank's Risk Technology team, focused on designing resilient, high-volume systems and leading architectural strategy, technical validation, and stakeholder communication.

Microservices/SOA expertise·High
Data integration and polyglot persistence·High
API and asynchronous communication·High
Stakeholder communication·High

Only have 30 minutes?

Follow a focused preparation plan based on this job.

Start 30-minute prep

Your 30-minute plan

Review Microservices and Containerization Projects
0–8 min
Select 1-2 relevant projects where you designed or led microservices/SOA in containerized environments, and prepare concise stories highlighting your role and impact.
Prepare Data Integration and ETL Examples
8–14 min
Identify examples of high-volume ETL/data processing solutions you architected, focusing on technology choices and performance outcomes.
Refresh API and Asynchronous Communication Knowledge
14–20 min
Review your experience with REST/GraphQL APIs and asynchronous messaging (Kafka, Redis Streams), and be ready to discuss design decisions and challenges.
Gather Documentation and Communication Samples
20–25 min
Collect or outline examples of technical diagrams and documentation you created for diverse stakeholders, emphasizing clarity and adaptability.
List Questions and Research the Team
25–30 min
Write down your tailored questions for the interview and, if possible, research the Risk Technology team's recent initiatives or public information.

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 recent project where you designed a microservices-based architecture in a containerized environment?High
Why they may ask
To assess your hands-on experience with microservices/SOA and container orchestration, which is central to the role.
Prepare to discuss
- Clearly outline the business problem and why microservices were chosen.
- Describe your approach to service decomposition, containerization, and orchestration (e.g., Kubernetes).
- Highlight challenges faced (e.g., service discovery, scaling, resilience) and how you addressed them.
- Discuss outcomes and lessons learned.
Tip: Use a real example and quantify impact where possible.
2How have you approached designing ETL pipelines for high-volume data processing?High
Why they may ask
To evaluate your ability to architect robust data integration solutions for mission-critical systems.
Prepare to discuss
- Describe the data sources, volume, and business requirements.
- Explain your technology choices (e.g., batch vs. streaming, tools used).
- Discuss how you ensured reliability, scalability, and data quality.
- Mention any performance optimizations or monitoring strategies.
Tip: Be specific about technologies and design patterns used.
3What is your experience integrating both RDBMS and NoSQL databases in a single solution?High
Why they may ask
To determine your understanding of polyglot persistence and ability to select the right database for each use case.
Prepare to discuss
- Give an example where multiple database types were used together.
- Explain the rationale for each technology choice (e.g., PostgreSQL for transactions, MongoDB for flexibility).
- Discuss data consistency, integration, and migration strategies.
- Highlight any challenges and how you overcame them.
Tip: Focus on architectural decision-making and trade-offs.
4How do you ensure your API designs (REST/GraphQL) are robust and scalable?Medium
Why they may ask
To assess your expertise in designing APIs that support high-volume, secure, and maintainable integrations.
Prepare to discuss
- Describe your design principles (e.g., versioning, security, documentation).
- Discuss how you handle error handling, rate limiting, and monitoring.
- Explain your approach to asynchronous communication (e.g., Kafka, Redis Streams).
Tip: Reference specific standards or tools you use.
5Can you share an example of creating technical documentation or diagrams for diverse stakeholders?Medium
Why they may ask
To evaluate your ability to communicate complex architectures clearly to both technical and non-technical audiences.
Prepare to discuss
- Describe the context and audience (e.g., developers, executives, auditors).
- Explain the tools and formats used (e.g., UML, Visio).
- Highlight how your documentation improved understanding or decision-making.
Tip: Emphasize clarity and adaptability to different audiences.
6How have you contributed to defining and enforcing architecture standards and best practices?Medium
Why they may ask
To understand your leadership in governance and ability to drive consistency across teams.
Prepare to discuss
- Give examples of standards or guidelines you established.
- Describe how you communicated and enforced these standards.
- Discuss the impact on code quality, security, or delivery speed.
Tip: Mention any frameworks or processes you introduced.
7Describe a time you led a Proof of Concept (PoC) or R&D initiative to validate a new technology.Lower
Why they may ask
To assess your hands-on innovation skills and ability to de-risk technology choices.
Prepare to discuss
- Explain the business or technical challenge.
- Describe your evaluation criteria and process.
- Share the outcome and how it influenced the final solution.
Tip: Highlight collaboration and measurable results.
8How do you mentor engineering teams on risk-aware design and cloud security?Medium
Why they may ask
To gauge your ability to guide teams in building secure, resilient systems in a regulated environment.
Prepare to discuss
- Share specific mentoring or training activities.
- Discuss how you embed security and risk awareness into design reviews.
- Mention any frameworks or tools you use to support secure architecture.
Tip: Relate to financial or regulated environments if possible.

Talking points

Microservices/SOA Design in Containerized Environments
You will need to demonstrate experience architecting scalable, resilient systems using microservices or SOA, especially in environments leveraging containers.
High-Volume ETL and Data Processing
The role requires proven ability to design and optimize data pipelines and ETL processes for large-scale, mission-critical applications.
Polyglot Persistence (RDBMS and NoSQL)
You should be able to discuss your approach to integrating and selecting appropriate database technologies (e.g., PostgreSQL, MongoDB) for different use cases.
API Design (REST/GraphQL) and Asynchronous Flows
Expect to explain your experience designing robust APIs and handling asynchronous communication (e.g., Kafka, Redis Streams) in distributed systems.
Technical Documentation and Stakeholder Communication
You will need to provide examples of creating clear UML/Visio diagrams and communicating complex technical concepts to both technical and non-technical audiences.
Mentoring and Governance
Be ready to discuss how you have set architectural standards, mentored teams, and enforced best practices in previous roles.

What to research

Microservices and Containerization
Review your experience designing and deploying microservices architectures, especially in containerized environments such as Docker or Kubernetes.
Data Integration and ETL
Prepare examples of architecting high-volume ETL pipelines and integrating multiple data sources, including both RDBMS and NoSQL databases.
API and Asynchronous Communication
Refresh your knowledge of RESTful and GraphQL API design, as well as asynchronous messaging patterns using tools like Kafka or Redis Streams.
Technical Documentation and Stakeholder Communication
Gather samples or stories of creating UML/Visio diagrams and presenting complex technical concepts to varied audiences.
Architecture Standards and Mentoring
Think through your approach to setting architectural standards, enforcing best practices, and mentoring engineering teams.

Questions to ask

What are the main architectural challenges currently facing the Risk Technology team?
Why ask this? To understand the team's pain points and where your expertise can add the most value.
How is success measured for the Solutions Architect in this role?
Why ask this? To clarify expectations and key performance indicators for the contract.
What is the typical process for technology selection and vendor evaluation within the team?
Why ask this? To gauge your involvement in strategic decision-making and alignment with existing processes.
How does the team approach collaboration between Risk, Compliance, and Engineering?
Why ask this? To assess cross-functional dynamics and communication expectations.
What tools and frameworks are currently used for CI/CD and DevOps pipelines?
Why ask this? To understand the technical environment and identify any gaps in your experience to address.
Are there opportunities to influence or introduce new architectural standards or technologies?
Why ask this? To determine the level of autonomy and innovation expected in the role.

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Apply NowApply before: 15 Oct 2026

Solutions Architect

TechJobs.ie Job Insights

At a glance

Technologies & skills

What you'll be doing

Key requirements

Role signals

Similar jobs

Full job description

Key Responsibilities

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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