Sr. SW Engineer, Operations UI

We’re looking for a skilled and proactive Senior Backend Engineer to join our Operations UI team—an integral part of our Control-Center platform. This platform enables our customers to perform daily operations on behalf of their end users, including managing transactions, balances, and cards. You’ll help build and evolve the backend services that power these workflows, working in a global, cloud-first fintech environment that’s landing major clients and driving innovation.

What You'll Do

• Design and implement backend services that integrate with internal APIs to support operational features in the Control-Center.
• Translate business and technical requirements into scalable, secure backend solutions.
• Collaborate with frontend engineers, product managers, and platform teams to deliver high-quality services.
• Contribute to system design, architecture discussions, and documentation.
• Apply secure coding practices and performance optimisation techniques.
• Mentor junior engineers and support knowledge sharing across the team.
• Participate in code reviews, testing, and continuous improvement of engineering standards.

• Demonstrates strong technical knowledge to interpret requirements and contribute to system design.
• Applies backend development expertise using Golang, REST, GraphQL, and AWS.
• Collaborates across teams to deliver backend features aligned with product goals.
• Contributes to design documentation and validates alignment with non-functional requirements.
• Applies secure coding practices and performance tuning to ensure reliability and scalability.
• Supports junior engineers through informal mentoring and technical guidance.

This is a remote position. A remote position does not require job duties be performed within proximity of a Visa office location. Remote positions may be required to be present at a Visa office with scheduled notice.

Basic Qualifications

• Bachelor’s degree in Computer Science, Software Engineering, or a related field.
• 3 or more years of experience in backend development, ideally in cloud-native environments.
• Level B2 or above in English
• Proficiency in 1 programming language (e.g.: Golang, Java, NodeJS), RESTful APIs, and exposure to GraphQL.
• Experience working with AWS or similar cloud platforms (e.g.: GCP, Azure).
• Ability to interpret requirements and translate them into system designs.
• Strong understanding of secure coding practices and performance optimisation.
• Experience contributing to design documentation and validating alignment with requirements.
• Comfortable mentoring junior engineers and collaborating across teams.
• Familiarity with non-functional requirements (e.g. scalability, reliability, security).

Preferred Qualifications

• Experience with frontend technologies (e.g.: React, Typescript), working as Fullstack Developer
• Experience working in microservices architecture.
• Exposure to CI/CD pipelines and containerisation tools like Docker.
• Familiarity with telemetry, monitoring, and observability tools.
• Ability to lead design reviews and contribute to architectural discussions.

Soft skills

• Energy and Experience: 3+ years of backend development experience in cloud-native environments.
• Challenge the Status Quo: Ability to identify technical gaps and propose scalable solutions.
• Language Expertise: Proficiency in Golang and experience with RESTful APIs, exposure to GraphQL is a plus.
• Builder: Experience designing and building backend services with attention to security, maintainability, and performance.
• Learner: Eagerness to explore new technologies and contribute to architectural discussions.
• Partnership: Strong collaboration skills and ability to work across engineering and product 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.

Founded by experienced entrepreneurs and engineers in 2016, Pismo is a technology company that provides a comprehensive processing platform for banking, card issuing and financial market infrastructure and helps customers innovate and build the next generation of banking and payment solutions. Pismo joined Visa in 2024.

Leveraging Visa’s solutions, our core platform, and an expanding suite of capabilities, Pismo addresses the technological challenges that large banks, marketplaces, and fintech companies face in migrating from legacy systems to more advanced technology in the market. Pismo’s cloud-based platform empowers firms to build and launch financial products rapidly, scaling as they grow to have a broader audience while keeping high security and availability standards.

Pismo’s 500+ employees are located in more than 10 countries around the world.