Sr Business Analyst, Kilkishen

Powering the world’s payments ecosystem ACI powers the payments ecosystem – globally, and you power ACI. You’ll innovate, collaborate, and grow – in an energetic technology culture with decades of proven success. ACIers – in all roles and levels – are truly your colleagues and many are your friends. Our size and reach allow you to see the global impact of your work. You are visible, your talents are valued, and you are empowered to shape the future of payments. As a Senior Business Analyst in Limerick, Ireland you will join a diverse, passionate team, dedicated to powering the world’s payments ecosystem!

The purpose of the Senior Business Analyst is: We are seeking a Senior Business Analyst to join our Professional Services team, supporting the delivery of complex, high-value payment solutions for global clients. This is a customer-facing consulting role, working directly with financial institutions and payment providers to:

Understand business and technical requirements

Shape scalable solution designs

Support successful delivery of mission‑critical payment platforms

You will play a key role in enabling clients to modernize their payments landscape, including real‑time and high‑value payments, while working across cloud-based and hybrid deployment environments.

A typical day at ACI for a Senior Business Analyst is:

Lead client‑facing workshops and discovery sessions to capture and structure business and functional requirements

Translate client needs into clear solution requirements, aligned with product capabilities and architecture

Act as a bridge between business stakeholders and technical teams, ensuring alignment across delivery

Support the delivery of high‑value payments solutions, including real‑time, clearing, and settlement systems

Engage confidently in discussions on cloud deployment models, including scalability, resilience, and high availability

Collaborate with Solution Architects, Technical Consultants, and Project Managers to deliver end‑to‑end solutions

Facilitate decision‑making across stakeholders, resolving ambiguity and aligning priorities

Maintain strong focus on client outcomes, delivery quality, and value realization

Knowledge, Skills and Experience needed to succeed in this role:

Proven experience as a Business Analyst in a client‑facing consulting or delivery environment

Strong background working with payments systems, ideally including:

High‑value payments

Real‑time payments

Clearing and settlement processes

Experience working on large‑scale, complex transformation or implementation programs

Demonstrated ability to engage with senior client stakeholders

Technical&Domain Expertise

Understanding of payments architectures and workflows

Familiarity with:

Integration patterns (APIs, messaging)

High availability and resilience concepts

Comfortable discussing high‑level cloud deployment concepts, including:

Cloud‑native and hybrid architectures

Performance, scalability, and operational considerations

Core Capabilities

Client Engagement&Executive Presence– Builds credibility and trust with senior stakeholders

Cross‑Functional Influence – Aligns diverse teams to deliver consistent outcomes

Commercial Awareness– Supports solutions that are scalable and commercially sound

Technical Acumen– Engages confidently with high level architecture and delivery discussions

Strategic Thinking– Solves complex problems and guides decision‑making

Outcome Orientation– Drives delivery of measurable business results

Curiosity&Growth Mindset– Adapts quickly and continuously develops capability

Why Join Us

Work on industry‑leading payments platforms and transformation programs

Partner with global financial institutions on mission‑critical systems

Be part of a high‑performing, collaborative Professional Services team

Contribute to shaping the future of cloud‑native payments solutions

Applicants must be currently authorized to work in Ireland on a full‑time basis. This position does not offer sponsorship for employment visa status or work permit now or in the future. In return for your expertise, we offer opportunities for growth, career development, and a competitive compensation and benefits package—all within an innovative and collaborative work environment.

ACI Worldwide is an AA/EEO employer in the United States, which includes providing equal opportunity for protected veterans and individuals with disabilities, and an EEO employer globally.

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