Required Skills: Selenium, Java, Microservices testing, BDD framework, Cucumber, Oracle & Postgres, Angular, Financial Services, Cards, Payments industry experience

Job Description

 Immediate Hiring – Senior Software Engineer in Test

 Location: O'Fallon, MO 63368 (Onsite – F2F Interview Required)
 Duration: 24 Months
 Visa: Only Independent (No layers / No C2C with multiple vendors)
 Assessment: GLIDER Test Required – Testing Software Engineer (Advanced)

 Top Required Skills

• Strong Selenium and test automation background

• Java (basic coding)

• Microservices testing

• BDD framework (Cucumber) – prior BDD experience preferred

• Basic knowledge of Oracle & Postgres databases

• Angular experience (Nice-to-Have)

 Job Description

The Transaction Security team at Mastercard develops fraud prevention products, processing billions of transactions per month at lightning speed. As a Senior Software Engineer in Test, you’ll play a critical role in building new backend and consumer-facing features for one of the world’s most trusted fraud defense platforms.

 Role & Responsibilities

• Ensure Code Design and Quality for enterprise applications

• Design complex applications, interfaces, and system integrations

• Lead performance engineering and provide technical guidance to developers

• Develop and review advanced code, ensuring adherence to coding standards

• Research & evaluate tools for domain-specific needs

• Drive all project phases: requirements, estimation, design, development, testing

• Implement best practices for code migration & environment gating

• Enhance monitoring tools and ensure proactive issue resolution

• Provide technical coaching, mentorship, and enforce coding guidelines

• Assist with production support as a subject matter expert

 All About You

• Strong knowledge of Agile software development processes

• Hands-on UI development with Angular JS

• Experience designing & developing multi-tier enterprise solutions

• Database expertise: Oracle, SQL scripting

• Skilled in integrating vendor & open-source solutions

• Ability to lead cross-functional teams and mentor developers

• Strong decision-making, solutioning, and whiteboarding skills (Visio, PPT, DOC)

• Preferable: Financial Services / Cards / Payments industry experience