Top React Jobs in Dublin

Build and ship Agentic AI tooling, services, and integrations that enable teams to prototype, validate, and scale AI-enabled products. Design orchestration, tool-calling, context management, and developer-facing workflows; evaluate models and frameworks for quality, cost, latency and reliability. Partner with product and engineering stakeholders to deliver reusable, production-grade patterns and improve developer experience through automation and platform thinking.

Build tooling, services, and reusable patterns to apply Generative and Agentic AI across Mastercard. Design and implement AI-enabled applications, evaluate models and frameworks, improve developer experience, and deliver prototypes to production in collaboration with product and engineering stakeholders.

Leads the planning, architecture, development, and delivery of scalable software solutions using AI and emerging technologies. Designs secure and resilient systems, drives automation across the software lifecycle, supports continuous deployment, and collaborates with global engineering, data, product, operations, and customer teams. Acts as a technical subject matter expert for Emerging Data Signals, evaluates new technologies, and guides customer integrations and platform improvements.

Leads the design, development, and delivery of scalable software solutions using Java or Python and emerging AI technologies. Drives technical architecture, automation, secure integrations, continuous deployment, and production reliability. Collaborates with global engineering, data, product, operations, and customer teams while serving as a technical subject matter expert for Emerging Data Signals and supporting innovation from concept through production.

Lead planning, architecture, development, and delivery of scalable software solutions using AI models and emerging technologies. Drive innovation from concept through production, champion automation across the software lifecycle, collaborate with global engineering, data, product, and operations teams, and provide technical leadership for customer integrations. Ensure systems are secure, resilient, maintainable, performant, and aligned with enterprise standards.

Leads the planning, design, and delivery of scalable software solutions using Java or Python and emerging AI technologies. Drives innovation from research through production, designs secure architectures, champions automation across the software lifecycle, and collaborates with global engineering, data, product, operations, and customer teams. Provides technical leadership for customer integrations while improving platform performance, reliability, security, and user experience.

Leads the design, development, and delivery of scalable software solutions using Java or Python and emerging AI technologies. Drives innovation from concept through production, designs secure architectures, champions automation across the software lifecycle, and collaborates with global engineering, data, product, operations, and customer teams. Serves as a technical subject matter expert for Emerging Data Signals and supports integrations, platform performance, reliability, and solution adoption.

Leads the planning, architecture, development, and delivery of scalable software solutions for Mastercard’s Emerging Data Signals product. Drives AI and emerging technology initiatives from research through production, champions automation across the software lifecycle, collaborates with global engineering and business teams, and provides technical leadership for customer integrations. Ensures solutions are secure, resilient, maintainable, performant, and aligned with enterprise standards.

Leads the planning, architecture, development, and delivery of scalable software solutions for Mastercard’s Emerging Data Signals product. Drives AI and emerging-technology initiatives from concept through production, champions delivery automation, supports secure and resilient architectures, and collaborates with global engineering, data, product, operations, and customer teams. Provides technical leadership for integrations and solution adoption while improving platform performance, reliability, and customer experience.

Leads the planning, architecture, development, and delivery of scalable software solutions using Java or Python and emerging AI technologies. Drives innovation from concept through production, champions automation across the software lifecycle, and ensures secure, resilient, maintainable systems. Collaborates with global engineering, data, product, operations, and customer teams while serving as a technical subject matter expert for customer integrations and platform adoption.

Leads the planning, architecture, development, and delivery of scalable software solutions using AI models and emerging technologies. Drives innovation from concept through production, champions automation across the software delivery lifecycle, and ensures secure, resilient, high-performing systems. Collaborates with global engineering, data, product, operations, and customer teams while serving as a technical subject matter expert for customer integrations and solution adoption.

Leads the planning, design, and delivery of scalable software solutions using Java or Python and emerging AI technologies. Drives innovation from concept through production, designs secure and resilient architectures, champions automation across the software lifecycle, and collaborates with global engineering, data, product, operations, and customer teams. Provides technical leadership for customer integrations while improving platform performance, reliability, and user experience.

Leads the design, development, and delivery of scalable software and AI-enabled solutions. Drives innovation from research through production, designs secure architectures, champions automation across the software lifecycle, and collaborates with global engineering, data, product, operations, and customer teams. Serves as a technical subject matter expert for Emerging Data Signals, supporting integrations, solution adoption, platform reliability, and continuous improvement.

Own product features end-to-end across frontend and backend, from idea through production. Translate product concepts into high-quality experiences, make product and architectural decisions, build reusable systems, and use AI tools such as Claude, Codex, and Cursor to accelerate development. The role requires strong product thinking, hands-on technical ability, comfort with ambiguity, rapid iteration, and a focus on scalable, maintainable solutions.

Design, build, deploy, and maintain scalable backend microservices and RESTful APIs using Java or Kotlin and AWS. Lead cross-team platform projects, develop highly available distributed systems, monitor service health, participate in on-call rotations, and ensure quality through automated testing and phased releases. Collaborate with product, UX, and engineering teams, contribute to design reviews and code reviews, mentor engineers, and use AI tools in development workflows.

Lead complex software projects for Toast’s international platform. Design, build, deploy, and maintain resilient, scalable distributed systems; mentor engineers; guide technical discussions; debug multithreaded applications; collaborate with cross-functional teams and pilot customers; and promote engineering best practices. The role requires working across the technology stack and supporting global product launches in a hybrid Dublin office environment.

Lead development of scalable scheduling software for Toast’s restaurant workforce management product. Responsibilities include full-stack feature development, solution design, estimation, testing, debugging, technical reviews, mentoring developers, and collaboration with product managers, designers, customer success, and engineering stakeholders. The role also champions software quality and development practices, contributes to product decisions, and uses AI tools to improve engineering productivity. This is a hybrid position requiring two days per week in the Dublin office.

Leads and mentors a software engineering team building secure, scalable, multi-tenant SaaS products on AWS. Responsibilities include architecture, technical roadmaps, delivery management, people leadership, production reliability, security and compliance, CI/CD, testing, and AI-assisted development. The role partners closely with Product and remains hands-on with Python development while driving engineering excellence and operational improvements.

Lead the design and development of AI solutions using machine learning, deep learning, NLP, and large language models. Research emerging AI technologies, build prototypes and products, develop solution architectures and pipelines, and identify opportunities for AI adoption. Collaborate across global teams, publish research, file patents, communicate technical direction, mentor junior data scientists, and lead project delivery.

Leads the planning, architecture, design, and delivery of scalable, secure software solutions for global customers. Drives AI and emerging technology initiatives from research through production, champions automation across the software lifecycle, and collaborates with engineering, data, product, operations, and customer teams. Provides technical leadership for customer integrations, improves platform performance and reliability, and ensures solutions align with enterprise standards and business objectives.

Leads the design, development, and delivery of scalable, secure software solutions using Java, AI technologies, and modern engineering practices. Drives innovation from research through production, champions automation across the software lifecycle, and collaborates with global engineering, data, product, operations, and customer teams. Provides technical leadership for customer integrations while improving platform performance, reliability, security, and user experience.

Leads applied AI and data science research within Mastercard Foundry, designing and developing machine learning, deep learning, NLP, and generative AI solutions. Builds prototypes, products, architectures, and pipelines; researches emerging frameworks; works with LLMs; contributes to patents and research publications; and identifies AI opportunities. The role also mentors junior scientists, collaborates globally on innovation initiatives, and may lead projects and small teams.

Leads the planning, architecture, development, and production delivery of scalable software solutions using Java and emerging AI technologies. Drives innovation from research through deployment, champions automation across the software lifecycle, collaborates with global engineering, data, product, operations, and customer teams, and serves as a technical subject matter expert. Ensures solutions are secure, resilient, maintainable, performant, and aligned with enterprise standards.

Lead the research, design, and development of high-performance AI solutions using machine learning, deep learning, NLP, and language models. Build prototypes, products, architectures, and pipelines; conduct applied research; publish papers and file patents; and identify AI opportunities. Collaborate across global teams, mentor junior data scientists, communicate technical direction, and lead projects through solution delivery while applying strong software engineering and cloud practices.

Lead the planning, architecture, development, and delivery of scalable software solutions for Mastercard’s Emerging Data Signals product. Drive AI and emerging-technology initiatives from concept through production, champion automation across the software lifecycle, collaborate with global engineering and business teams, and provide technical leadership for customer integrations and platform adoption.