Top Software Engineer Jobs in Dublin

Design, build, and test software features for MongoDB products. Collaborate with cross-functional teams to deliver quality end-user features, balance delivery with R&D, and support users maintaining MongoDB deployments.

Join the MongoDB Server Query team to work on a distributed query engine, focusing on query performance, language enhancements, and feature development in a collaborative environment.

Seeking a Software Engineer to enhance MongoDB Atlas by developing observability tools, contributing to coding best practices, and collaborating with team members. Responsibilities include fixing production issues and engaging in technical discussions.

Build and maintain scalable full-stack, data-intensive applications and APIs. Develop and optimize data pipelines using Databricks/Spark, contribute to architecture and code reviews, resolve performance bottlenecks, collaborate with cross-functional teams, mentor colleagues, and uphold engineering best practices for reliability and scalability.

Develop and maintain scalable full-stack, data-intensive analytics and experimentation platform components. Work across frontend, backend, APIs, and data-processing layers using Java/Spring Boot, TypeScript, React, and Databricks/Spark. Contribute to architecture, code reviews, performance tuning, cross-functional collaboration, mentoring, and operational excellence.

Design, build, and maintain scalable full-stack, data-intensive applications and APIs. Implement and optimize data pipelines using Databricks/Spark, contribute to architecture and system design, perform code reviews and testing, resolve performance bottlenecks, and collaborate with cross-functional teams to deliver analytics-driven experimentation features for global customers.

Build and maintain scalable full‑stack, data‑intensive analytics and experimentation platforms. Design services, APIs, frontends and data pipelines using Java/Spring Boot, TypeScript/React, Databricks/Spark, and cloud platforms. Participate in architecture, code reviews, performance tuning, cross-team collaboration, mentoring, and operational excellence to deliver reliable, high‑quality software.

Design, build, and maintain scalable full-stack, data-intensive applications and APIs using Java/Spring Boot, TypeScript, React, and Databricks/Spark. Contribute to architecture, code reviews, performance optimization, cross-team collaboration, and operational excellence while mentoring teammates and following engineering best practices.

Design, build, and maintain scalable full-stack, data-intensive applications and services. Implement APIs, optimize data-processing with Databricks/Spark, participate in design/code reviews, mentor teammates, and collaborate across teams to deliver enterprise-grade experimentation and analytics features.

Build and maintain scalable full-stack, data-intensive applications and APIs. Develop and optimize data pipelines using Databricks/Spark, participate in system design and code reviews, resolve performance bottlenecks, collaborate with cross-functional teams, mentor peers, and support operational excellence across the full development lifecycle.

Build and maintain scalable full-stack, data-intensive applications and APIs. Contribute to architecture, design, testing, and performance optimization using cloud platforms and Databricks/Spark. Collaborate cross-functionally, mentor peers, participate in code reviews, and drive engineering best practices to deliver reliable, analytics-driven experimentation solutions.

Build and maintain scalable, data-intensive full-stack applications and APIs. Implement and optimize data pipelines using Databricks/Spark, contribute to architecture and design, perform code reviews and testing, resolve performance issues, and collaborate with cross-functional teams to deliver analytics-driven experimentation features.

Build and maintain scalable, data-intensive full-stack applications and data pipelines. Design and implement services, APIs, and analytics using Java/Spring Boot, TypeScript/React, and Databricks/Spark. Collaborate across teams, participate in design/code reviews, optimize performance, mentor teammates, and ensure operational excellence for a cloud-native experimentation platform.

Design, build, and maintain scalable full-stack, data-intensive applications and APIs. Develop and optimize data pipelines using Databricks/Spark, participate in architecture and code reviews, resolve performance bottlenecks, collaborate with cross-functional teams, mentor peers, and drive engineering best practices and operational excellence.

The Software Engineer 3 will enhance the MongoDB query engine, implementing and testing features related to performance, language enhancements, and integration, while coordinating with other teams.

Design, build, and operate large-scale backend systems for timekeeping and labor cost platforms. Participate across full development lifecycle, ship production code, monitor and improve performance, collaborate with product and design, and perform code reviews.

Design, build, test, and deploy full-stack product experiences for UK customers. Write clean, maintainable code, collaborate with product/design/support, and own feature delivery from design through deployment and iteration.

Mid-level software engineer contributing to customer-facing Atlas Growth features. Build readable, well-tested TypeScript/React code, write database queries, author technical specs, lead small projects, collaborate with product and design, participate in reviews, triage support, and join on-call rotation.

Design, build, and operate core platform services to improve availability, scalability, latency, and cost efficiency. Develop platform primitives (infra, databases, queuing), enable developer experience, and implement tooling for observability, self-healing, configuration-as-code, and cost optimization.

Develop and maintain scalable, resilient identity and user-management microservices. Collaborate with UX, PM, QA, and engineers to design, test, deploy, and monitor services. Champion testing and best practices, diagnose performance bottlenecks, and ensure production reliability and secure authentication/permission flows.

Design, build, and own features and services for Klaviyo's large-scale messaging platform. Drive performance, scalability, monitoring, and reliability for a pipeline that delivers hundreds of millions to billions of messages. Collaborate across teams, mentor engineers, and participate in hiring and technical process improvements.

The Software Engineer 3 will design, build, and maintain scalable backend services, develop APIs, and improve system performance, while mentoring engineers and collaborating with cross-functional teams.

Design, build, and maintain high-performance Android solutions for Toast POS, ship end-to-end features, collaborate with UX/PM/QA, integrate backend services, and iterate using AI-assisted tools to improve guest engagement in restaurants.

Embed within feature teams to own manual and automated testing. Perform exploratory testing, identify defects, design and implement Java-based API, UI, and integration tests, and maintain CI/CD-integrated test stability.

Build and maintain high-quality automated tests and frameworks for the Mastercard Developers portal. Own testing for assigned features, perform manual and exploratory testing, design and implement automated Java tests (API, UI, integration), improve test stability and CI/CD integration, and collaborate closely with developers to drive fixes and reliable releases.