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Senior SDET Engineer, Query Careers at MongoDB - Dublin, Dublin | Apply Now!

MongoDB

Senior SDET Engineer, Query Careers at MongoDB - Dublin, Dublin | Apply Now!

full-timePosted: Feb 6, 2026

Job Description

Role Overview

Join the MongoDB Query Team as a Senior SDET Engineer, Query in Dublin, Ireland! We're building the world's most advanced distributed query system powering MongoDB's modern developer data platform. This critical role focuses on maintaining the highest standards of quality through rigorous testing and automation strategies for our MongoDB Query Language (MQL) engine.

As a Senior SDET, you'll own the lifecycle of query testing from parsing to optimization and execution. Work on cutting-edge features that power customer workloads across Fortune 100 companies and AI-native startups. Our hybrid Dublin office offers the perfect blend of collaboration and flexibility.

MongoDB's query engine is the heart of our globally distributed, multi-cloud database platform. Your work ensures every customer query executes correctly at scale, whether on-premises or via MongoDB Atlas across AWS, Google Cloud, and Azure.

Key Responsibilities at MongoDB

  • Design, develop, and maintain automated correctness and performance tests for the MongoDB query engine
  • Collaborate closely with Query Team engineers to ensure testability of new features and functionalities
  • Automate tests covering both happy-path and edge-case scenarios for distributed query processing
  • Identify, isolate, and document bugs within the database query system
  • Partner with developers to ensure all issues are resolved before production
  • Enhance automation frameworks to improve test coverage, execution time, and diagnostics tooling
  • Review and approve testing plans during the design phase of Query team projects
  • Certify projects meet their test coverage commitments at completion
  • Provide expert feedback in code reviews focusing on testing robustness and reliability
  • Develop performance test plans and monitoring frameworks for query optimization

Qualifications & Requirements

To succeed in this Senior SDET Engineer, Query role at MongoDB, you'll need:

  • 5+ years experience in QA automation or software development with test automation focus
  • Significant programming experience (Python, C++, Java preferred)
  • Proven ability to work in highly ambiguous, fast-paced environments
  • Proficiency writing and maintaining test automation for large-scale codebases
  • Experience testing multi-tiered backend systems and distributed systems
  • Solid computer science foundation: data structures, algorithms, software architecture
  • Passion for quality and knowledge of modern test automation technologies
  • Experience developing performance test plans and monitoring frameworks
  • Bonus: Distributed query processing engines performance testing
  • Bonus: Database query engines background or advanced degree

Success Measures: Within 3 months, master MongoDB MQL syntax and query engine behavior. By 6 months, lead complex testing efforts. After 12 months, own testing strategy for new features.

Salary & Benefits

Competitive compensation package including base salary, equity, and performance bonuses. Comprehensive benefits include:

  • Competitive Equity with stock options/RSUs
  • Wellness Programs - mental health, fitness reimbursements
  • MongoDB University - free training and certifications
  • Global Family Leave - generous parental leave policy
  • Hybrid Dublin working model with flexible hours
  • Unlimited PTO and volunteer time off
  • Comprehensive health insurance and pension contributions
  • Learning & Development stipend

Why Join MongoDB?

MongoDB powers 75% of Fortune 100 companies and nearly 60,000 customers worldwide. Our cloud-native Atlas platform is the most widely available globally distributed database across AWS, GCP, and Azure.

We're redefining databases for the AI era, enabling innovators to modernize legacy workloads and unleash AI applications. Join a team that's passionate about quality, innovation, and customer success.

Our Leadership Commitment guides everything we do, creating a supportive culture focused on personal growth and business impact. Dublin team members enjoy Ireland's vibrant tech ecosystem with global collaboration opportunities.

How to Apply

Ready to ensure MongoDB queries execute perfectly at global scale? Apply now for the Senior SDET Engineer, Query position in Dublin! Submit your resume and tell us why you're passionate about database quality engineering.

Keywords: MongoDB careers Dublin, SDET Query Engineer jobs Ireland, NoSQL test automation, distributed query testing, database quality assurance roles

Locations

  • Dublin, Dublin, Ireland

Salary

Estimated Salary Rangehigh confidence

115,500 - 176,000 USD / yearly

Source: ai estimated

* This is an estimated range based on market data and may vary based on experience and qualifications.

Skills Required

  • Test Automationintermediate
  • MongoDB Query Languageintermediate
  • Distributed Systems Testingintermediate
  • Performance Testingintermediate
  • NoSQL Databasesintermediate
  • Query Optimizationintermediate
  • Python Programmingintermediate
  • C++ Developmentintermediate
  • Database Testing Frameworksintermediate
  • CI/CD Pipelinesintermediate
  • Data Structures & Algorithmsintermediate
  • Backend Systems Testingintermediate
  • Automation Frameworksintermediate
  • Query Engine Performanceintermediate
  • Software Quality Assuranceintermediate

Required Qualifications

  • Minimum 5 years of experience in QA automation or software development with focus on test automation (experience)
  • Significant programming experience in languages like Python, C++, or Java (experience)
  • Proficiency in writing and maintaining test automation for large codebases (experience)
  • Experience testing multi-tiered backend systems and distributed query processing engines (experience)
  • Solid foundation in computer science including data structures, algorithms, and software architecture (experience)
  • Background in databases, data management systems, and MongoDB query engines preferred (experience)

Responsibilities

  • Design, develop, and maintain correctness and performance automated tests for MongoDB query engine
  • Collaborate with Query Team engineers to ensure comprehensive test coverage for new features
  • Identify, isolate, and document bugs in the database query system and work with developers to resolve
  • Enhance automation frameworks to improve test coverage, execution time, and diagnostics
  • Review and approve testing plans during design phase of Query team projects
  • Certify project test coverage commitments are met at project completion
  • Provide testing-focused feedback in code reviews for code robustness
  • Develop performance test plans and monitoring frameworks for distributed query systems
  • Support team members with best practices in test automation and quality assurance

Benefits

  • general: Competitive Equity packages with stock options
  • general: Comprehensive Wellness Programs including mental health support
  • general: MongoDB University for continuous learning and certification
  • general: Global Family Leave policy with generous parental benefits
  • general: Hybrid working model in Dublin with flexible hours
  • general: Annual Learning & Development stipend
  • general: Comprehensive medical, dental, and vision insurance
  • general: 401(k) matching and pension contributions
  • general: Unlimited Paid Time Off (PTO)
  • general: Volunteer Time Off and charitable donation matching

Target Your Resume for "Senior SDET Engineer, Query Careers at MongoDB - Dublin, Dublin | Apply Now!" , MongoDB

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Tags & Categories

SDETTest AutomationMongoDBQuery EngineDublin JobsHybridNoSQLDatabase TestingPerformance TestingDistributed SystemsSenior SDET Engineer MongoDBQuery Engine Test AutomationMongoDB Dublin CareersDistributed Query Testing JobsNoSQL Database QA EngineerMongoDB Query Language TestingPerformance Testing EngineerSDET Query OptimizationHybrid Software Engineer DublinMongoDB Atlas Test EngineerDatabase Query Engine SDETTest Automation Framework DeveloperBackend Systems QA MongoDBIreland Tech Jobs MongoDBSenior QA Automation DublinMongoDB Quality Assurance CareersPTO Query

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MongoDB logo

Senior SDET Engineer, Query Careers at MongoDB - Dublin, Dublin | Apply Now!

MongoDB

Senior SDET Engineer, Query Careers at MongoDB - Dublin, Dublin | Apply Now!

full-timePosted: Feb 6, 2026

Job Description

Role Overview

Join the MongoDB Query Team as a Senior SDET Engineer, Query in Dublin, Ireland! We're building the world's most advanced distributed query system powering MongoDB's modern developer data platform. This critical role focuses on maintaining the highest standards of quality through rigorous testing and automation strategies for our MongoDB Query Language (MQL) engine.

As a Senior SDET, you'll own the lifecycle of query testing from parsing to optimization and execution. Work on cutting-edge features that power customer workloads across Fortune 100 companies and AI-native startups. Our hybrid Dublin office offers the perfect blend of collaboration and flexibility.

MongoDB's query engine is the heart of our globally distributed, multi-cloud database platform. Your work ensures every customer query executes correctly at scale, whether on-premises or via MongoDB Atlas across AWS, Google Cloud, and Azure.

Key Responsibilities at MongoDB

  • Design, develop, and maintain automated correctness and performance tests for the MongoDB query engine
  • Collaborate closely with Query Team engineers to ensure testability of new features and functionalities
  • Automate tests covering both happy-path and edge-case scenarios for distributed query processing
  • Identify, isolate, and document bugs within the database query system
  • Partner with developers to ensure all issues are resolved before production
  • Enhance automation frameworks to improve test coverage, execution time, and diagnostics tooling
  • Review and approve testing plans during the design phase of Query team projects
  • Certify projects meet their test coverage commitments at completion
  • Provide expert feedback in code reviews focusing on testing robustness and reliability
  • Develop performance test plans and monitoring frameworks for query optimization

Qualifications & Requirements

To succeed in this Senior SDET Engineer, Query role at MongoDB, you'll need:

  • 5+ years experience in QA automation or software development with test automation focus
  • Significant programming experience (Python, C++, Java preferred)
  • Proven ability to work in highly ambiguous, fast-paced environments
  • Proficiency writing and maintaining test automation for large-scale codebases
  • Experience testing multi-tiered backend systems and distributed systems
  • Solid computer science foundation: data structures, algorithms, software architecture
  • Passion for quality and knowledge of modern test automation technologies
  • Experience developing performance test plans and monitoring frameworks
  • Bonus: Distributed query processing engines performance testing
  • Bonus: Database query engines background or advanced degree

Success Measures: Within 3 months, master MongoDB MQL syntax and query engine behavior. By 6 months, lead complex testing efforts. After 12 months, own testing strategy for new features.

Salary & Benefits

Competitive compensation package including base salary, equity, and performance bonuses. Comprehensive benefits include:

  • Competitive Equity with stock options/RSUs
  • Wellness Programs - mental health, fitness reimbursements
  • MongoDB University - free training and certifications
  • Global Family Leave - generous parental leave policy
  • Hybrid Dublin working model with flexible hours
  • Unlimited PTO and volunteer time off
  • Comprehensive health insurance and pension contributions
  • Learning & Development stipend

Why Join MongoDB?

MongoDB powers 75% of Fortune 100 companies and nearly 60,000 customers worldwide. Our cloud-native Atlas platform is the most widely available globally distributed database across AWS, GCP, and Azure.

We're redefining databases for the AI era, enabling innovators to modernize legacy workloads and unleash AI applications. Join a team that's passionate about quality, innovation, and customer success.

Our Leadership Commitment guides everything we do, creating a supportive culture focused on personal growth and business impact. Dublin team members enjoy Ireland's vibrant tech ecosystem with global collaboration opportunities.

How to Apply

Ready to ensure MongoDB queries execute perfectly at global scale? Apply now for the Senior SDET Engineer, Query position in Dublin! Submit your resume and tell us why you're passionate about database quality engineering.

Keywords: MongoDB careers Dublin, SDET Query Engineer jobs Ireland, NoSQL test automation, distributed query testing, database quality assurance roles

Locations

  • Dublin, Dublin, Ireland

Salary

Estimated Salary Rangehigh confidence

115,500 - 176,000 USD / yearly

Source: ai estimated

* This is an estimated range based on market data and may vary based on experience and qualifications.

Skills Required

  • Test Automationintermediate
  • MongoDB Query Languageintermediate
  • Distributed Systems Testingintermediate
  • Performance Testingintermediate
  • NoSQL Databasesintermediate
  • Query Optimizationintermediate
  • Python Programmingintermediate
  • C++ Developmentintermediate
  • Database Testing Frameworksintermediate
  • CI/CD Pipelinesintermediate
  • Data Structures & Algorithmsintermediate
  • Backend Systems Testingintermediate
  • Automation Frameworksintermediate
  • Query Engine Performanceintermediate
  • Software Quality Assuranceintermediate

Required Qualifications

  • Minimum 5 years of experience in QA automation or software development with focus on test automation (experience)
  • Significant programming experience in languages like Python, C++, or Java (experience)
  • Proficiency in writing and maintaining test automation for large codebases (experience)
  • Experience testing multi-tiered backend systems and distributed query processing engines (experience)
  • Solid foundation in computer science including data structures, algorithms, and software architecture (experience)
  • Background in databases, data management systems, and MongoDB query engines preferred (experience)

Responsibilities

  • Design, develop, and maintain correctness and performance automated tests for MongoDB query engine
  • Collaborate with Query Team engineers to ensure comprehensive test coverage for new features
  • Identify, isolate, and document bugs in the database query system and work with developers to resolve
  • Enhance automation frameworks to improve test coverage, execution time, and diagnostics
  • Review and approve testing plans during design phase of Query team projects
  • Certify project test coverage commitments are met at project completion
  • Provide testing-focused feedback in code reviews for code robustness
  • Develop performance test plans and monitoring frameworks for distributed query systems
  • Support team members with best practices in test automation and quality assurance

Benefits

  • general: Competitive Equity packages with stock options
  • general: Comprehensive Wellness Programs including mental health support
  • general: MongoDB University for continuous learning and certification
  • general: Global Family Leave policy with generous parental benefits
  • general: Hybrid working model in Dublin with flexible hours
  • general: Annual Learning & Development stipend
  • general: Comprehensive medical, dental, and vision insurance
  • general: 401(k) matching and pension contributions
  • general: Unlimited Paid Time Off (PTO)
  • general: Volunteer Time Off and charitable donation matching

Target Your Resume for "Senior SDET Engineer, Query Careers at MongoDB - Dublin, Dublin | Apply Now!" , MongoDB

Get personalized recommendations to optimize your resume specifically for Senior SDET Engineer, Query Careers at MongoDB - Dublin, Dublin | Apply Now!. Takes only 15 seconds!

AI-powered keyword optimization
Skills matching & gap analysis
Experience alignment suggestions

Check Your ATS Score for "Senior SDET Engineer, Query Careers at MongoDB - Dublin, Dublin | Apply Now!" , MongoDB

Find out how well your resume matches this job's requirements. Get comprehensive analysis including ATS compatibility, keyword matching, skill gaps, and personalized recommendations.

ATS compatibility check
Keyword optimization analysis
Skill matching & gap identification
Format & readability score

Tags & Categories

SDETTest AutomationMongoDBQuery EngineDublin JobsHybridNoSQLDatabase TestingPerformance TestingDistributed SystemsSenior SDET Engineer MongoDBQuery Engine Test AutomationMongoDB Dublin CareersDistributed Query Testing JobsNoSQL Database QA EngineerMongoDB Query Language TestingPerformance Testing EngineerSDET Query OptimizationHybrid Software Engineer DublinMongoDB Atlas Test EngineerDatabase Query Engine SDETTest Automation Framework DeveloperBackend Systems QA MongoDBIreland Tech Jobs MongoDBSenior QA Automation DublinMongoDB Quality Assurance CareersPTO Query

Answer 10 quick questions to check your fit for Senior SDET Engineer, Query Careers at MongoDB - Dublin, Dublin | Apply Now! @ MongoDB.

Quiz Challenge
10 Questions
~2 Minutes
Instant Score

Related Books and Jobs

No related jobs found at the moment.