Associate Sr. SDET

Netspend•Austin, TX

About The Position

Netspend is seeking an experienced Associate Senior Software Development Engineer in Test (SDET) to drive quality engineering, test automation, and reliability across its fintech technology ecosystem. The role focuses on building scalable automation frameworks and ensuring the quality, security, performance, and reliability of financial applications, payment workflows, and transaction-processing systems. The SDET collaborates with development, DevOps, product, and architecture teams and owns quality engineering from test planning and design through execution and release validation. The position involves automation across UI, API, integration, and end-to-end systems, including REST APIs, microservices, GraphQL, databases, and asynchronous workflows. It also includes validating transaction processing and financial data, integrating tests into CI/CD pipelines, testing system performance and reliability, and troubleshooting issues across distributed and cloud-native applications. The role contributes reusable tools, quality metrics, automation practices, code reviews, and mentorship of junior SDETs.

Requirements

At least 6 years of experience in software testing, test automation, and quality engineering, including substantial hands-on automation development.
Strong coding experience with Java or Groovy, Selenium, relational databases, unit testing frameworks, and performance testing.
Hands-on experience building testing frameworks using BDD Cucumber or TestNG.
Hands-on experience in frontend automation using Selenium, Appium, or another tool.
Hands-on experience in web services automation using Java or Groovy.
Hands-on database testing experience and proficiency writing complex SQL.
Knowledge of a build tool such as Gradle, Maven, or ANT.
Good knowledge of CI/CD using Jenkins or GitLab; exposure to Continuous Integration using Bamboo or Jenkins.
Experience with Agile methodologies and tools such as JIRA and Confluence.
Hands-on knowledge of AI usage and AI tools.
Exposure to designing custom automation frameworks.
Strong understanding of microservices architecture, distributed systems, asynchronous processing, and event-driven workflows.
Excellent communication, documentation, and analytical skills, with attention to detail, thoroughness, and ownership of work.
Strong expertise in API automation and REST API testing; familiarity with GraphQL is an advantage.
Experience in performance and scalability testing, including load generation, bottleneck identification, and system behavior analysis.
Proficiency with Git-based workflows, debugging, troubleshooting, and code reviews.
Strong ownership mindset and ability to work independently in a fast-paced engineering environment.

Nice To Haves

Bachelor's degree in Computer Science or a related field.
Experience in fintech, payments, digital banking, prepaid cards, or other financial technology platforms.
Familiarity with payment processing workflows, transaction lifecycle management, reconciliation, and financial data validation.
Knowledge of security testing principles, OWASP guidelines, authentication, authorization, and secure API testing.
Experience with performance testing tools such as JMeter, Gatling, or k6.
Familiarity with service virtualization and mocking tools such as WireMock.
Experience with Helm, service mesh technologies, and cloud platforms such as AWS or Azure.
Exposure to observability and monitoring tools such as Datadog, New Relic, or Splunk.
Experience with test reporting, quality metrics, and automation coverage analysis.
Good knowledge of performance and security testing.
Exposure to stored procedures and PL/SQL.
Working knowledge of Unix commands.
Exposure to mobile automation using Appium or BrowserStack.
Exposure to monitoring tools such as Splunk or Dynatrace.

Responsibilities

Design, develop, and maintain scalable, reusable test automation frameworks for UI, API, integration, and end-to-end testing.
Develop automated test solutions using Java, Python, or other suitable programming languages.
Build and maintain automated test suites for REST APIs, microservices, GraphQL, databases, and asynchronous workflows.
Validate financial transaction workflows, payment processing, transaction status updates, data integrity, and error-handling scenarios.
Integrate automated tests into CI/CD pipelines to enable continuous testing and reliable releases.
Perform functional, regression, integration, performance, scalability, and reliability testing.
Design and execute load and stress tests to evaluate system behavior under peak transaction volumes.
Investigate and troubleshoot defects across distributed systems and cloud-native applications.
Collaborate with developers, architects, product managers, and DevOps teams to define test strategies and quality standards.
Develop reusable automation libraries, test utilities, service mocks, and test data management solutions.
Validate service reliability and deployment quality in containerized applications and Kubernetes-based environments.
Monitor test execution, analyze failures, and provide actionable insights through reports and quality metrics.
Test security-sensitive workflows, access controls, data validation, and negative scenarios.
Mentor junior SDETs and contribute to automation best practices, code reviews, and continuous improvement initiatives.
Own quality engineering from test planning and design through execution and release validation.