Top Tech Jobs & Startup Jobs in Dublin

Lead architecture and technical strategy for a global virtual card platform. Design scalable, secure, highly available services; apply Domain Driven Design; mentor teams; drive PoC-to-production delivery; ensure cloud-native deployments, container orchestration, PKI/crypto standards, and engineering best practices.

Lead and manage software development teams building and delivering enhancements to the Mastercard Fraud Platform. Drive Agile delivery, partner with product owners to prioritize work, act as Scrum Master for one team, ensure production support and quality, mentor staff, plan resourcing and career development, and promote continuous improvement and engineering excellence.

Lead architecture and design for a global B2B payments platform: define scalable, secure, cloud-native microservices, produce technical blueprints and service contracts, mentor engineering teams, ensure adherence to architectural standards (12-factor), perform design/code reviews, and collaborate with product and stakeholders to deliver high-throughput, resilient payment solutions.

Lead security engineer advising product and operational teams on secure design, documenting and enhancing security standards, leading large cross-functional initiatives, presenting technical guidance, and recommending solutions to meet security and regulatory requirements. Role requires deep knowledge in web security, cryptography, encryption protocols, security tooling, automation, scripting, and Linux administration.

Lead technical delivery and architecture for backend services in a mixed monolith/microservices landscape. Drive system design, scalability, resilience, CI/CD, observability, incident response, and cross-team engineering standards while contributing hands-on to implementation and production support.

Lead security engineer advising product and operational teams on secure design, conducting security reviews, documenting and improving security standards, presenting technical guidance, and leading security roles on large, cross-functional global initiatives to meet security and regulatory requirements.

Design and deliver production-grade AI solutions using LLMs, RAG, and vector-search knowledge bases. Build APIs and microservices, integrate with cloud and data platforms (AWS, Cloudera, Databricks), apply prompt engineering and orchestration frameworks, monitor model performance, ensure security/compliance, and mentor engineers.

Lead architecture and design of a global B2B payments platform, driving scalable, secure, cloud-native solutions. Mentor engineering teams, create technical blueprints and service contracts, conduct design/code reviews, and collaborate with product and stakeholders to deliver high-throughput, resilient systems.

Lead and manage a team building API-driven microservices for virtual card management. Oversee design, delivery, code reviews, testing strategies, security practices, performance engineering, and cross-functional architecture decisions while developing engineering talent.

Lead technical delivery and architecture for backend services in a mixed monolith/microservices environment. Guide design, implementation, testing, and production support, improve reliability and observability, drive modernization, and set engineering standards across teams.