lead java developer

Strong track record (10+ years) of relevant experience in the design and development of enterprise-grade Java-based systems. 10+ years' hands-on experience in Java 17/21 LTS (Java 21 preferred), Core Java, Jakarta EE (J2EE), Spring Framework 7 / Spring Boot 4.x RESTful services. Working knowledge of modern Java language features and exposure to JVM internals...

Mastercard is hiring a Lead Software Engineer to drive modernization initiatives in fraud rules engines and related platforms. You will collaborate across teams, influence architectural decisions, and mentor engineers to deliver secure, scalable solutions. The role requires hands-on development in Go, Python and Java, with 8+ years in software and...

E-Frontiers in Galway is seeking a Senior Software Engineer to join an established technology team within a global asset management organisation. The following information aims to provide potential candidates with a better understanding of the requirements for this role. You'll work on strategic applications supporting investment management, with a strong...

Albany Beck in Ireland is seeking a Senior Full Stack Java Developer to join an AI Innovation Lab, delivering rapid prototypes and scalable production systems that push the boundaries of intelligent tooling. If the following job requirements and experience match your skills, please ensure you apply promptly. You’ll own end-to-end delivery across backend,...

Citi Dublin is hiring a Java DevOps Engineer to join the CIDAP team, shaping the technology infrastructure for mission-critical financial systems at scale. You will design integrations, lead root cause analyses, and automate infrastructure to improve reliability and security in a hybrid work environment. The role emphasizes collaboration with CIDAP...

Version 1 is seeking an experienced Full Stack Developer (Java & Angular) to design, develop and maintain modern, scalable web applications. You will work across front-end and back-end technologies in an agile environment, contributing to mission-critical services used by thousands of users.The role offers flexible/remote working and exposure to cloud...

- Department: Public Sector & Utilities (Ireland) Company Description Version 1 has celebrated 30 years in business and continues to be trusted by global brands to deliver technology and transformation solutions that drive customer success. Our deep expertise enables our customers to navigate the rapidly evolving technology landscape. We foster strong...

iLabs is hiring a 1+ year Full Stack Developer to join our hybrid team in Battaramulla. You will design and implement scalable software using Java, Spring Boot, and React, building microservices and secure APIs for global clients.You will collaborate with international teams, apply best practices, and leverage AI tools to boost productivity. Strong...

Mastercard is seeking a Software Engineer II to design, develop, test, and maintain backend services and APIs. You will work with product owners, architects, and data teams to translate requirements into scalable solutions.Ideal candidates have 3+ years' experience with Java/Python, RESTful APIs, and microservices, and are familiar with CI/CD and secure...

Mastercard is seeking a Software Engineer II (Java/Spring) to design, develop, test, and maintain backend services and APIs that power our digital payments platform. You will work across teams to translate requirements into scalable solutions.You will contribute to CI/CD pipelines, ensure secure coding practices, and help improve reliability and deployment...

Mastercard is seeking a Software Engineer II to design, develop, test, and maintain backend services and RESTful APIs using Java/Spring. You will collaborate with product owners, architects, and data engineers to translate requirements into scalable software solutions.You will participate in design reviews, CI/CD, and production support while following...

Cisco Systems, Inc in Galway is seeking a highly skilled Software Engineer to drive hands-on development for a core shared Java library powering most Webex platform services. Join a hybrid team delivering scalable components across HTTP clients, service infrastructure, data access, messaging, metrics and more. You will collaborate in an agile environment,...

Mastercard is seeking a Software Engineer II to design, develop, test, and maintain backend services and APIs. You will work on secure, scalable software with a focus on RESTful interfaces and microservices, collaborating across product, data, and architecture teams from our Dublin-area offices.Bring 3+ years of backend experience and strong Java/Python...

A leading company is seeking a Software Engineer proficient in Java, DropWizard, Python, and Django. Below covers everything you need to know about what this opportunity entails, as well as what is expected from applicants. This full-time position focuses on core data and infrastructure development utilizing advanced technologies like HBase and Hadoop,...

Axway in Ireland (Dublin) seeks a Senior Java Developer to design, build, and optimize backend services and APIs for a cloud-native API management platform. You will influence architectural decisions, mentor junior engineers, and collaborate with cross-functional teams in a fast-paced environment.You will work on API gateways, data access layers with MongoDB...

Miratech, a global IT services and consulting firm, is seeking a Full Stack Engineer to design and support cloud-native applications powering WFM, CX, and operations. You will use Java/Spring Boot for backend services and React/TypeScript for frontend experiences, with Node.js for lightweight components.The role emphasizes hands-on development through...

Citigroup Inc. in Dublin is seeking a Senior Full-Stack Developer to shape the future of their Issuer platform. This role involves taking ownership of Java-based applications, mentoring junior developers, and collaborating in an agile environment. The ideal candidate will have a strong background in Java, Spring Boot, and experience with front-end...

MCS Group is partnering with a growing Irish technology company building secure, AI-powered software used by businesses across international markets.They're looking for a Senior Full Stack Developer to join their engineering team as they continue to scale and modernise their platform.This is a role for an experienced engineer who enjoys solving problems and...

ID-Pal is seeking an experienced Senior Backend Developer to design, develop and scale secure, high-availability systems powering identity verification and onboarding in regulated markets. You will work in a security-focused, compliance-driven environment where performance and data integrity are paramount. The role centers on Java Spring with some...

Miratech Group is seeking a Senior Full Stack Engineer to design, develop, and support scalable cloud-native applications powering WFM and CX. You will use Java and Spring Boot for backend services and React with TypeScript for responsive frontends, with Node.js for supporting components where appropriate.The role requires hands-on development, production...