SW Engineer (Peformance Engineering &Testing)

Visa; Singapore; Hybrid; SGD 90,000 - 130,000; Full time

Job summary

Visa is hiring Software Engineers in Singapore to design, build, and maintain enterprise-grade applications across front-end, back-end, and data layers. You will integrate systems via APIs and messaging queues, develop data pipelines, and implement automated tests.

The role requires in-office presence and collaboration with cross-functional teams to meet regulatory and security standards. Qualified candidates have 3+ years of experience, proficiency in Java or Python and one modern front-end

Qualifications

• Bachelor’s degree or 3+ years of relevant work experience.
• Hands-on software engineering experience in Java or Python and modern front-end frameworks.
• Experience developing web-based or mobile applications.
• Experience in APIs, messaging queues, and databases.
• Experience in CI/CD and secure coding practices.

Responsibilities

• Write, modify, and review code across front-end, back-end, and data layers.
• Integrate systems via APIs, messaging queues, and databases.
• Develop and maintain data pipelines and large-scale data processing jobs.
• Develop unit, integration, and end-to-end tests with automation.
• Build and maintain CI/CD pipelines and deploy applications.

Skills

Java

Python

Angular

React

APIs

CI/CD

Web applications

Education

Bachelor’s degree or equivalent

Tools

APIs

Messaging queues

Databases

CI/CD pipelines

Cloud services

Job description

About Us

Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid.

At Visa, you’ll have the opportunity to create impact at scale — tackling meaningful challenges, growing your skills and seeing your contributions impact lives around the world.

Join Visa and do work that matters – to you, to your community, and to the world. Progress starts with you.

Job Description

Role Summary

Software Engineers conduct, plan, or oversee one or more aspects of the analysis, design, programming, debugging, and modification of computer programs for commercial or end user applications. They write code, complete programming, and perform testing and debugging of applications. Responsibilities also include completing documentation and procedures for installation and maintenance. Software Engineers may interface with users to define system requirements and/or necessary modifications or develop cost estimates, budgets, and schedules.

All roles require digital fluency, including the ability to work with emerging technologies such as Generative AI tools (e.g. ChatGPT, Microsoft Copilot) to support everyday work.

Key Responsibilities

• Write, modify, and review high-quality, testable, and efficient code across front-end, back-end, and data layers.
• Integrate systems via APIs, messaging queues, and databases.
• Develop and maintain data pipelines and large-scale data processing jobs using appropriate frameworks and cloud services.
• Develop unit, integration, and end-to-end tests with a strong focus on automation.
• Maintain CI pipelines to run tests automatically upon code commits.
• Debug and perform root cause analysis on issues, using AI-driven tools where applicable, and enforce code quality gates through reviews and static analysis.
• Build and maintain CI/CD pipelines; package and deploy applications to various environments using containerization and orchestration tools.
• Monitor applications in production using observability tools; investigate incidents, analyze logs, identify root causes, and implement fixes.
• Optimize code for performance, cost efficiency, and maintainability.
• Apply secure coding practices, manage secrets properly, validate inputs, and ensure authentication/authorization is robust.
• Comply with regulatory standards and maintain documentation for audits.

Visa requires at least 3 days in office, expectations of these days will be confirmed by your Hiring Manager.

Qualifications

Basic Qualifications

• Bachelor’s degree, OR 3+ years of relevant work experience.
• Hands-on software engineering experience building, delivering, and supporting enterprise-grade in Java or Python, and modern front-end frameworks such as Angular or React.
• Experience in developing and/or implementing web-based or mobile applications.
• Experience in writing, modifying, and reviewing code for commercial or end user applications.
• Experience in debugging and performing root cause analysis on software issues.
• Experience in developing unit, integration, and end-to-end tests.
• Experience in integrating systems via APIs, messaging queues, and databases.
• Experience in maintaining CI/CD pipelines and deploying applications.
• Experience in applying secure coding practices and complying with regulatory standards.

Preferred Qualifications

• Experience in developing and maintaining data pipelines and large-scale data processing jobs.
• Experience in using AI-powered coding tools to enhance productivity.
• Experience in optimizing code for performance, cost efficiency, and maintainability.
• Experience in collaborating with cross-functional teams to translate business requirements into technical solutions.

Visa is an EEO Employer

Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status. Visa will also consider for employment qualified applicants with criminal histories in a manner consistent with EEOC guidelines and applicable local law.