Sr Software Engineer

Limerick, Munster, IEFull-time2026-07-09 → 2026-11-09

Core

Provides technical leadership for the plan, design, and development of software systems and applications for software enhancements and new products.

Role type

Senior Software Engineer (Technical Lead)

Builds

Software systems and applications for software enhancements and new products

Domain

Payments software, fintech, digital commerce

Deliverable

production ML models

Required skills

Python, software development, system design, project estimation, technical coordination, AI-assisted development practices

Preferred skills

Data Science, model-serving technologies

Responsibilities

Independently designs, develops, tests, and delivers high-quality software/solutions; Researches and resolves reported systems software problems; Coordinates the technical work of a small project team; Plans and schedules tasks for projects and individuals; Provides guidance and subject matter expertise to the development organization; Provides leadership in AI-assisted software development practices

About ACI Worldwide

ACI Worldwide is a global leader in mission-critical, real-time payments software . Our proven, secure and scalable software solutions enable leading corporations, fintechs and financial disruptors to process and manage digital payments , power omni-commerce payments , present and process bill payments , and manage fraud and risk . We combine our global footprint with a local presence to drive the real-time digital transformation of payments and commerce.