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- ...Troubleshoot production issues and ensure smooth batch execution and performance tuning Collaborate with business analysts and compliance... ...with upstream/downstream systems Perform system testing, deployment, and release support Prepare technical documentation...PerformanceWork at officeRemote workFlexible hours
- ...management; operational resilience; implementation readiness; testing and validation; and post-implementation oversight.... ...and operational risk management. Help develop and implement performance metrics supporting the monitoring, reporting, escalation, and...PerformanceFull time
Kraken
Ireland15 hours ago - ...intermediaries worldwide. We are looking for a Software Engineer II – Test Automation to join our Account Service team at Mastercard,... ...coverage across API and integration layers before release • Perform targeted manual and exploratory testing to validate edge cases...PerformanceFull timeWork at officeWorldwide
- ...availability systems. Engineering & Delivery • Support the design, testing, and implementation of complex security solutions aligned with... ...engineers and security practitioners. • Provide input into performance evaluations for team members and emerging talent....PerformanceFull timeWork experience placementWorldwide
- ...while maintaining industry-leading reliability, quality, and performance. This is a highly technical leadership role requiring deep systems... ...engineering excellence through code quality standards, testing practices, and operational reliability Mentor engineers and...PerformanceFull timeLocal areaRemote work
Twilio
Ireland4 days ago - ...in this world? Role • Lead and manage the team including performance review and technical guidance. • Understand the business priorities... ...of Spring and other frameworks. • Good knowledge of unit testing and mocking frameworks like junit, mockito or easymock. •...PerformanceFull timeWork at officeWorldwide
- ...Establish robust measurement frameworks, combining attribution, incrementality testing, cohort analysis and experimentation to inform investment decisions. Lead and develop the Performance Marketing and Affiliate/KOL teams, building scalable operating rhythms, agency...PerformanceFull time
Kraken
Ireland9 hours ago - ...milliseconds using a multi-tiered, message-oriented approach for high performance and availability. Plan and manage medium to large sized... ...program delivery experience including time developing and testing software. Strong project management skills, including the ability...PerformanceFull timeWorldwide
- ...involves working with a team of talented developers to develop high performance Java based solutions. In this role, you will be responsible... ...solutions. • Expertise in Junit or other automated unit testing frameworks. • Experience with a UI framework such as React....PerformanceFull timeWorldwide
- .... Key Responsibilities Oversee the design, development, testing, and deployment of high-quality, cloud-native software features... ...environment. Ensure technical solutions are scalable, performant, and aligned with architectural guidelines. Lead and mentor...PerformanceWork at officeFlexible hours
- ...validation metrics (AUC, recall etc.) to achieve the most optimal mode performance based on the business needs. • Knowledge of version control... ...high code quality, effective version control, and rigorous testing practices, ensuring the development of robust and reliable...PerformanceFull timeWorldwide
- ...will be responsible for managing a team that does programming, testing, implementation, documentation, maintenance, and support of... ...following: • Manage a team of talented engineers to develop high-performance, high-volume Java applications. • Work closely with...PerformanceFull timeWorldwide
- ...practices to move models from experimentation into reliable, performant production systems. This role represents a critical technical... ...practices, including experiment tracking, versioning, automated testing, monitoring, and model performance evaluation Participate in...PerformanceFull timeWorldwide
- ...greatest potential. Title and Summary Senior Software Engineer in Test The Mastercard Consumer Data Management (CDM) program are on... ...a team of talented and experienced developers to develop high performance, low latency, highly scalable Java based services. In this role...PerformanceFull timeWork experience placementWorldwide
- ...practices for data modeling, schema management, partitioning, and performance optimization Implement robust data quality checks,... ...software engineering fundamentals, including version control, testing, CI/CD, and code quality standards Ability to translate AI...PerformanceFull timeWorldwide
- ...build real-time tools that leverage technology to continuously test and monitor the control environment. These capabilities enables... ...while ensuring alignment with Mastercard’s standards for security, performance, and reliability. Role & Responsibilities Design, develop...PerformanceFull timeWorldwide
- ...monitor, and improve existing AI systems to ensure reliability and performance • Collaborate with data scientists to translate models into... ...solutions • Follow engineering best practices for testing, documentation, and version control • Learn and apply Mastercard...PerformanceFull timeWorldwide
- ...requirements. Within Mastercard, SRE focuses on the reliability and performance of core infrastructure, networks, and foundational services... ...to Detect (MTTD) and Mean Time to Mitigate (MTTM). Develop testing and validation plans for new environment builds, disaster...PerformanceFull timeWorldwide
- ...execution at pace. The role is responsible for designing, developing, testing, maintaining, and enhancing Mastercard's software solutions to ensure quality, security, scalability, and performance to deliver measurable business value. --- Key Responsibilities...PerformanceFull timeTemporary workWorldwideShift workEarly shift
- ...involves working with a team of talented developers to develop high performance, high volume, Java based solutions on the Fraud Management... ...Patterns • Expertise in Junit or other automated unit testing frameworks. • Knowledge of Splunk or other alerting and monitoring...PerformanceFull timeWork experience placementWorldwide
- ...engineering organisation. This role goes beyond traditional testing and requires a candidate who actively contributes to software... ...practices, and ensuring systems meet functional, non-functional, performance, and security requirements. Key Responsibilities...PerformanceFull timeWorldwideFlexible hoursShift work
- ...development lifecycle—from ideation and design to implementation and testing—fostering a culture of ownership, innovation, and continuous... ...reviews, and continuous improvement. Identify and resolve performance bottlenecks across services, APIs, data-processing workloads,...PerformanceFull timeImmediate startWorldwide
- ...MPLS, Ethernet, DWDM, backbone, and last-mile connectivity. • Perform advanced fault isolation across carrier networks, customer... ...and ticket updates. • Coordinate maintenance windows, circuit testing, and service restorations. • Participate in on-call rotations...PerformanceFull timeWorldwide
- ...Title and Summary Software Engineer II Software Engineer II - Test Automation/Java We are looking for a Software Engineer – Test... ...Own testing for assigned features as part of a feature team Perform manual and exploratory testing, identify defects, and work...Full timeWorldwide
- ...software delivery across the SDLC, from discovery and prototyping to testing, release, and production operations • Use engineering tools... ...maintainable cloud-native services with strong observability, performance, and operational readiness • Shape technical roadmaps,...PerformanceFull timeTemporary workWorldwide
- ...payments-focused consulting, loyalty and marketing programs, business Test & Learn experimentation, and data-driven information and risk... ...consumer-focused companies. The challenge is to create high-performance algorithms, cutting-edge analytical techniques, compelling...PerformanceFull timeWork at officeWorldwideFlexible hours
- ...milliseconds using a multi-tiered, message-oriented approach for high performance and availability. • Would you like to develop industry... ...other technical artifacts including but not limited to detailed test strategy/test design, performance benchmarking, release rollout...PerformanceFull timeWorldwide
- ...is responsible for ensuring the reliability, availability, and performance of the Mastercard Fraud Decision Management Platform (DMP), which... ...to design and maintain end-to-end deployment pipelines (build, test, deploy, rollback). Hands-on experience with monitoring,...PerformanceFull timeWorldwide
- ...more, visit . JOB DESCRIPTION SUMMARY Oversees and performs technical and mechanical work that ensures the inside and external... ...and qualifications. Manage & maintain all statutory testing records, utilising other team members where appropriate Carry...PerformanceContract workFor contractorsImmediate start
- ...phases of the development lifecycle including planning, coding, testing, reviews, and delivery. • Collaborate closely with engineers,... ...and test engineers to align technical and business goals. • Perform code reviews, submit and manage Git pull requests, and support...PerformanceFull timeWorldwide3 days per week
