Sr. SW Engineer

Visa is a world leader in payments and technology, with over 259 billion payments transactions flowing safely between consumers, merchants, financial institutions, and government entities in more than 200 countries and territories each year. Our mission is to connect the world through the most innovative, convenient, reliable, and secure payments network, enabling individuals, businesses, and economies to thrive while driven by a common purpose – to uplift everyone, everywhere by being the best way to pay and be paid.

Make an impact with a purpose-driven industry leader. Join us today and experience Life at Visa.

Visa’s Technology Organization is a community of problem solvers and innovators reshaping the future of commerce.   We operate the world’s most sophisticated processing networks capable of handling more than 65k secure transactions a second across 80M merchants, 15k Financial Institutions, and billions of everyday people.   While working with us you’ll get to work on complex distributed systems and solve massive scale problems centered on new payment flows, business and data solutions, cyber security, and B2C platforms.     

The Opportunity: 

We are looking for a versatile, curious, and motivated Senior Software Engineer to join the Visa Acceptance Platform – Integration team, a cross-functional engineering group within the broader Acceptance Solutions Technology organization. This team is responsible for building and scaling our global notification infrastructure, including webhook delivery, email and SMS delivery systems, subscription management tools, and developer-facing integration capabilities.

As a Senior Software Engineer, you will work closely with fellow engineers, technical leads, and cross-functional partners to help deliver frictionless, scalable solutions that empower partners and the developer community to build and innovate on the Visa Acceptance Platform. You will contribute to the design, development, and operation of event-driven, fault-tolerant systems that support billions of transactions and enable real-time communication across Visa’s ecosystem. Your work will directly support platform reliability, developer experience, and partner autonomy — with opportunities to learn modern technologies, contribute to high-impact projects, and grow your engineering skills in a global environment.

The Work itself: 

• Design, build, and enhance backend services and APIs for Visa’s notification infrastructure.

• Lead implementation for specific subsystems, ensuring scalability, availability, and fault tolerance.

• Modernize existing codebases to meet evolving performance and integration requirements.

• Implement observability-first engineering practices, including logging, tracing, and metrics.

• Apply secure-by-design principles and ensure compliance with Visa’s internal and external standards.

• Collaborate across teams to build best-in-class software solutions for Visa’s global offerings.

• Mentor junior engineers and provide code review feedback to maintain standards.

• Leverage AI tools and automation to improve developer productivity and code quality.

• Participate in release management activities, including multi-region deployments and progressive delivery strategies.

Essential Functions:

• Deliver high-quality code for backend and integration services.

• Own technical solutions for assigned features from design to deployment.

• Troubleshoot and resolve complex technical issues in distributed systems.

• Apply secure coding practices and participate in security reviews.

• Collaborate across hybrid, cross-regional teams to align technical solutions with business requirements.

• Contribute to documentation, architecture discussions, and standards definition.

• Guide junior engineers through technical challenges and provide mentorship.

The Skills You Bring:

• Technical Leadership – Ability to take ownership of feature-level design and delivery.

• Strong Backend Expertise – Proficiency in Java or similar languages, with experience in distributed, event-driven systems.

• Systems Thinking – Understanding how components integrate within large-scale systems.

• Observability Mindset – Commitment to building maintainable, monitorable services.

• Secure-by-Design Approach – Ability to embed security in every stage of development.

• AI Enablement – Experience using AI tools to streamline development and improve quality.

• Mentorship & Collaboration – Skilled at supporting junior engineers and collaborating across functions.

• Continuous Learning – Staying current on emerging technologies and best practices.

Additional Information:

• We do not expect any single candidate to have experience with all technologies mentioned. If you are passionate about building secure, scalable systems and enjoy mentoring others, we encourage you to apply.

This is a hybrid position. Expectation of days in office will be confirmed by your hiring manager.

Basic Qualifications
-2+ years of relevant work experience and a Bachelors degree, OR 5+ years of relevant work experience

Preferred Qualifications
-3 or more years of work experience with a Bachelor’s Degree or more than 2 years of work experience with an Advanced Degree (e.g. Masters, MBA, JD, MD)
-4+ years of relevant work experience with a Bachelor’s degree in Computer Science, Engineering, Mathematics, or a related technical field OR at least 2 years of relevant work experience with an advanced degree (Master’s, MBA, JD, MD) in a related technical field.

-Databases and Data Management – 3+ years of experience with relational databases (Oracle, MySQL, SQL Server/MSSQL) and/or NoSQL databases (MongoDB).
-Messaging and Distributed Systems – 2+ years of experience developing scalable, secure distributed systems or event‑driven architectures, experience with messaging platforms such as Kafka or RabbitMQ.
-AI and Developer Productivity – 1+ years of experience leveraging AI technologies (GenAI tooling, intelligent automation, NLP) to improve developer workflows or platform capabilities, proficiency with tools such as GitHub Copilot, Cline Code, or Cursor.
-Application and Infrastructure Security – 2+ years of experience with application security principles, secure coding best practices, and vulnerability remediation, familiarity with tools such as Checkmarx and Parasoft.
-Agile Delivery & Release Management – 2+ years of experience working in Agile/Scrum environments, including backlog refinement, user story creation, and multi-region release strategies.

Work Hours: Varies upon the needs of the department.

Travel Requirements: This position requires travel 5-10% of the time.

Mental/Physical Requirements: This position will be performed in an office setting.  The position will require the incumbent to sit and stand at a desk, communicate in person and by telephone, frequently operate standard office equipment, such as telephones and computers.

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.

Visa will consider for employment qualified applicants with criminal histories in a manner consistent with applicable local law, including the requirements of Article 49 of the San Francisco Police Code.

U.S. APPLICANTS ONLY: The estimated salary range for a new hire into this position is110,700  to156,550 USD per year, which may include potential sales incentive payments (if applicable). Salary may vary depending on job-related factors which may include knowledge, skills, experience, and location. In addition, this position may be eligible for bonus and equity. Visa has a comprehensive benefits package for which this position may be eligible that includes Medical, Dental, Vision, 401 (k), FSA/HSA, Life Insurance, Paid Time Off, and Wellness Program.