Staff Software Engineer (.Net Full Stack, 7-10 years' experience)

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.

Authorize.net makes it simple to accept electronic and credit card payments in person, online or over the phone. We’ve been working with merchants and small businesses since 1996. As a leading payment gateway, Authorize.net is trusted by more than 445,000 merchants, handling more than 1 billion transactions and USD 149 billion in payments every year.

As a Senior Consultant Software Engineer at Authorize.net (a Visa solution), you will be a hands-on technical leader and guide the development of new features by translating business problems into technical solutions that resonate with our merchants and partners. You will also drive cross-team features that standardize our approach to API & User Experience development and data schemas, ensuring consistent implementation of best practices across the team.

Beyond features, you will also work on modernization, partnering across multiple teams to upgrade our systems and deliver innovative online payment solutions. This includes containerizing applications, splitting monolithic codebases into microservices, and migrating on-premises workloads to AWS and other cloud platforms. You will design and build cloud-native architectures using AWS services such as ECS/EKS, Lambda, API Gateway, DynamoDB, S3, CloudWatch, IAM, and more. In addition, you will enable process improvements through robust DevOps practices, incorporating comprehensive release management strategies and optimized CI/CD pipelines.

Collaborating with product managers, tech leads, and engineering teams, you will follow technology roadmaps, architecture best practices, communicate status, and mentor engineers in technical approaches. This position requires a solid track record of delivering scalable, reliable, and secure software solutions. While we prefer C# expertise, knowledge of other modern programming languages is also welcome.

Essential Functions:

• Drives technical direction for key cross-team and cross-product development projects (through solution design documents and hands-on coding of critical modules).
• Establishes software development standards and best practices by providing real-world examples and delivering production-ready code.
• Ensures alignment across all relevant project teams, promoting consistent technical principles, patterns, and standardized frameworks.
• Provides leadership in solution design discussions to ensure solutions align with platform principles and overarching standards.
• Mentors and builds world-class, high-performing engineering and data science teams.
• Applies solution design best practices to increase execution velocity.
• Develops solutions that are inherently secure, robust, scalable, modular, API-centric, and global.
• Designs cloud-native architectures and drives AWS-based modernization initiatives.
• Defines deployment approaches in collaboration with peers across technology areas.
• Optimizes the use of Visa’s platforms and solutions.
• Demonstrates thought leadership through presentations and teaching, supporting broad technical knowledge sharing.
• Contributes to key technology initiatives across Visa and CyberSource.

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

• 7–10 years of relevant experience with a Bachelor’s Degree or an Advanced Degree and mastery in one of Frontend or Backend or Full Stack development
• Proficiency in one or more programming languages including C#, .NET, JavaScript, CSS, React experience building RESTful APIs
• Familiarity with continuous delivery and DevOps practices, including infrastructure automation, monitoring, logging, auditing, and security
• Understanding of integration patterns, API design, and schema standardization for enterprise systems
• Hands-on experience with AWS cloud services
• Designing and deploying cloud-native microservices
• Migrating applications from on‑premises to AWS
• Prior exposure to SQL and/or NoSQL data stores (e.g., HBase, Cassandra) is beneficial
• Experience with GenAI tools in the SDLC is a plus
• Experience with merchant data or payment technology is a plus
• Excellent communication skills with a proven ability to mentor and guide engineering teams

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.