Find Principal software Jobs in Dublin, D

AI Engineer 2
Mastercard —Dublin, County Dublin
- Full-time
- Azure
- Computer Science
- AWS
5h
Service Engineer
GREATECH —DUBLIN 15, County Dublin
- Holidays
- Software troubleshooting
- Engineering
- Assembly
- Referral programme
Principal Decision Scientist - Marketing
Pipedrive —Dublin, County Dublin
- Full-time
- Hybrid work
- English
- SQL
- Mentoring
- Relocation assistance
- Annual leave
Quick apply
5d
Principal Engineer - Commerce Hub
Fiserv —Dublin, County Dublin
- Full-time
- Java
- AWS
- AI
18h
Product Manager
Allianz —Dublin, County Dublin
- Full-time
- Hybrid work
- No degree
- Product management
- Agile
Tech Specialist 2 - Ireland
M.C. Dean, Inc —Dublin, County Dublin
- Weekend availability
- Research
- In-person
- Communication skills
7d
Principal Site Reliability Engineer
Mastercard —Dublin, County Dublin
- Full-time
- Computer Science
- DevOps
- System design
12h
Maintenance Coordinator
Echelon DC —Sandyford, County Dublin
- €45,000–€55,000 a year
- Full-time
- Engineering
- Analysis skills
- Bachelor's degree
Quick apply
Staff Engineer
Solance —Dublin, County Dublin
- Full-time
- Hybrid work
- System design
- Java
- AWS
Quick apply
Senior Business Analyst
Codec —Dublin, County Dublin
- Full-time
- Hybrid work
- Azure
- Oracle
- Bachelor's degree
Quick apply
Principal Civil Engineer – HV Substations
AtkinsRéalis —Dublin, County Dublin
- Full-time
- Hybrid work
- Microsoft Powerpoint
- Microsoft Office
- Communication skills
Engineer
Amey Ltd —DUBLIN 1, County Dublin
- €45,000–€55,000 a year
- Master's degree
- Bachelor's degree
- Annual leave
- Gym membership
Quick apply
Principal Mechanical Engineer
AtkinsRéalis —Dublin, County Dublin
- Full-time
- Remote
Principal Electrical Engineer
AtkinsRéalis —Dublin, County Dublin
- Full-time
- Hybrid work
- Microsoft Excel
- Project management
- Electrical Engineering
Principal Engineer (Highways & Active Travel)
SYSTRA —Dublin, County Dublin
- Project management
- Construction experience
- In-person
- Work from home
Planner
Mercury Engineering —Dublin, County Dublin
- Microsoft Excel
- Oracle
- IT
Principal/Senior Railway Permanent Way Engineers
Roughan & O'Donovan —Dublin, County Dublin
- English
- Analysis skills
- Project management
Senior Regulatory Affairs Officer (12 Month FTC)
Viatris —Northern Cross, County Dublin
- Full-time
- Bachelor's degree
- Time management
Senior Geospatial Surveyor
Murphy Geospatial —Dublin, County Dublin
- Hybrid work
- Mentoring
- Communication skills
- Gym membership
Quick apply
Principal / Lead Structural Engineer
PM Group —Dublin, County Dublin
- Master's degree
- Communication skills

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AI Engineer 2

Mastercard -
Dublin, County Dublin

Apply Now

Job details

Full-time
5 hours ago

Qualifications

TensorFlow
CI/CD
Data modelling
Azure
Computer Science
Data structures
Google Cloud Platform
AWS
Analysis skills
Bachelor's degree
AI
Communication skills
Python

Full job description

Our Purpose

Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential.

Title and Summary

AI Engineer 2

Overview
Mastercard is seeking an AI Engineer II to support the development and deployment of AI solutions that power strategic initiatives within the AI & Data organization. This role provides an opportunity to work on advanced AI technologies, including transformer-based and generative AI models, while contributing to the delivery of scalable, production-ready solutions.
Working closely with Senior, Lead, and Principal AI Engineers, you will help develop, evaluate, and operationalize AI capabilities that address real business challenges. This is a hands-on engineering role focused on building technical expertise, delivering high-quality solutions, and growing into greater levels of ownership and technical leadership.

Role
In this role, you will contribute to the development, testing, and deployment of AI and machine learning solutions across the program.
Key responsibilities include:

Develop and support AI and machine learning models under the guidance of senior team members
Contribute to the development and evaluation of transformer-based and generative AI solutions, including embeddings, tokenization, fine-tuning, and inference workflows
Build and maintain components of data preparation, feature engineering, and model training pipelines
Assist in creating and managing datasets required for model training, validation, and evaluation
Support the implementation and optimization of machine learning workflows and model-serving solutions
Help integrate AI models into applications, APIs, and production environments
Support model testing, validation, monitoring, and performance analysis to ensure quality and reliability
Apply established software engineering and MLOps best practices, including version control, testing, documentation, and deployment automation
Collaborate with AI engineers, data engineers, software engineers, and product teams to implement AI solutions
Troubleshoot issues related to model performance, data quality, and system functionality
Participate in code reviews, technical discussions, and knowledge-sharing activities
Stay current with emerging AI technologies, frameworks, and engineering best practices

All About You

2–5 years of experience in AI engineering, machine learning engineering, data science, software engineering, or a related technical field
Strong programming skills in Python
Experience using AI/ML frameworks such as PyTorch, TensorFlow, or similar technologies
Foundational understanding of machine learning, deep learning, and AI engineering concepts
Familiarity with transformer architectures, large language models, tokenization techniques, embeddings, and generative AI technologies
Experience working with data processing, feature engineering, and model training workflows
Familiarity with model evaluation techniques and performance measurement
Exposure to cloud-based development environments such as AWS, Azure, or GCP
Understanding of software engineering fundamentals, including testing, version control, CI/CD principles, and code quality practices
Familiarity with APIs and integrating machine learning models into applications is a plus
Knowledge of data structures, algorithms, and scalable computing concepts
Strong analytical and problem-solving skills
Effective communication and collaboration skills, with the ability to work in a cross-functional team environment
Demonstrated ability to learn new technologies quickly and adapt to evolving technical requirements
Bachelor's degree or equivalent practical experience in Computer Science, Engineering, Data Science, Mathematics, or a related field

Corporate Security Responsibility

All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must:

Abide by Mastercard’s security policies and practices;
Ensure the confidentiality and integrity of the information being accessed;
Report any suspected information security violation or breach, and
Complete all periodic mandatory security trainings in accordance with Mastercard’s guidelines.

Apply Now

Refine Your Search

principal software jobs in dublin, d

AI Engineer 2

Service Engineer

Principal Decision Scientist - Marketing

Principal Engineer - Commerce Hub

Product Manager

Tech Specialist 2 - Ireland

Principal Site Reliability Engineer

Maintenance Coordinator

Staff Engineer

Senior Business Analyst

Principal Civil Engineer – HV Substations

Engineer

Principal Mechanical Engineer

Principal Electrical Engineer

Principal Engineer (Highways & Active Travel)

Planner

Principal/Senior Railway Permanent Way Engineers

Senior Regulatory Affairs Officer (12 Month FTC)

Senior Geospatial Surveyor

Principal / Lead Structural Engineer

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