Senior Software Engineer
Tink
Software Engineering
Warsaw, Poland
Posted on Apr 28, 2026
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
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 Versatile, curious, and energetic Software Engineers who embrace solving complex challenges on a global scale. As a Visa Software Engineer, you will be an integral part of a multi-functional development team inventing, designing, building, and testing software products that reach a truly global customer base. While building components of powerful payment technology, you will get to see your efforts shaping the digital future of monetary transactions.
The Work Itself
Qualifications
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)
Minimum Five (5) Years Of Directly Related Experience.
Programming Languages: Knowledge of and ability to develop back-end code (Java - Spring Boot, Hibernate) in microservice environments. Understanding of separation of concerns, best practices in REST development and good skills in code analysis.
API Generation: The ability to develop and apply Application Program Interfaces (APIs, using Swagger), a set of routines, protocols, and tools for building software applications that specify how service components should interact with each other and how the authorization should work (SSO, OAUTH 2.0...)
CI/CD knowledge: understanding of CI/CD approach. Experience in working with GitHub Actions or Jenkins. Understanding of Kubernetes and Docker containerization. Previous work with Grafana or other monitoring tools is a bonus.
DB's - understanding and active usage of SQL based querying, transactions optimization and resource analysis.
The Skills You Bring
Energy and Experience: A growth mindset that is curious and passionate about technologies and enjoys challenging projects on a global scale
Challenge the Status Quo: Comfort in pushing the boundaries, ‘hacking’ beyond traditional solutions
Language Expertise: Expertise in one or more general development languages (Java, SpringBoot, SQL, Hibernate )
Builder: Experience building and deploying modern services and web applications with quality and scalability (Kubernets, CI/CD practice, GithubAction experience, Microservices, REST)
Learner: Constant drive to learn new technologies such as Angular, React, Kubernetes, Docker, etc.
Partnership: Experience collaborating with Product, Test, Dev-ops, and Agile/Scrum teams
We do not expect that any single candidate would fulfill all of these characteristics. For instance, we have exciting team members who are really focused on building scalable systems but didn’t work with payments technology or web applications before joining Visa
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 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
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 Versatile, curious, and energetic Software Engineers who embrace solving complex challenges on a global scale. As a Visa Software Engineer, you will be an integral part of a multi-functional development team inventing, designing, building, and testing software products that reach a truly global customer base. While building components of powerful payment technology, you will get to see your efforts shaping the digital future of monetary transactions.
The Work Itself
- Design code and systems that touch 40% of the world population while influencing Visa’s internal standards for scalability, security, and reusability
- Collaborate multi-functionally to create design artifacts and develop best-in-class software solutions for multiple Visa technical offerings
- Actively contribute to product quality improvements, valuable service technology, and new business flows in diverse agile squads
- Develop robust and scalable products intended for a myriad of customers including end-user merchants, b2b, and business to government solutions.
- Leverage innovative technologies to build the next generation of Payment Services, Transaction Platforms, Real-Time Payments, and Buy Now Pay Later Technology
- Opportunities to make a difference on a global or local scale through mentorship and continued learning opportunities
- Demonstrates relevant technical working knowledge to understand requirements.
- Identifies and contributes to the development and solution strategies to team members that improve the design and functionality of interface features across one or more project features, under minimal guidance.
- Applies standard processes on the use of programming languages (Java, Spring Boot) to write code that fulfills website modification requests and technical requirements.
- Collaborates with others to support the piloting of new technology capabilities and features that enhance the user website experience across e-commerce products.
- Analyzes bugs for simple issues and applies debugging tools to verify assumptions.
Qualifications
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)
Minimum Five (5) Years Of Directly Related Experience.
Programming Languages: Knowledge of and ability to develop back-end code (Java - Spring Boot, Hibernate) in microservice environments. Understanding of separation of concerns, best practices in REST development and good skills in code analysis.
API Generation: The ability to develop and apply Application Program Interfaces (APIs, using Swagger), a set of routines, protocols, and tools for building software applications that specify how service components should interact with each other and how the authorization should work (SSO, OAUTH 2.0...)
CI/CD knowledge: understanding of CI/CD approach. Experience in working with GitHub Actions or Jenkins. Understanding of Kubernetes and Docker containerization. Previous work with Grafana or other monitoring tools is a bonus.
DB's - understanding and active usage of SQL based querying, transactions optimization and resource analysis.
The Skills You Bring
Energy and Experience: A growth mindset that is curious and passionate about technologies and enjoys challenging projects on a global scale
Challenge the Status Quo: Comfort in pushing the boundaries, ‘hacking’ beyond traditional solutions
Language Expertise: Expertise in one or more general development languages (Java, SpringBoot, SQL, Hibernate )
Builder: Experience building and deploying modern services and web applications with quality and scalability (Kubernets, CI/CD practice, GithubAction experience, Microservices, REST)
Learner: Constant drive to learn new technologies such as Angular, React, Kubernetes, Docker, etc.
Partnership: Experience collaborating with Product, Test, Dev-ops, and Agile/Scrum teams
We do not expect that any single candidate would fulfill all of these characteristics. For instance, we have exciting team members who are really focused on building scalable systems but didn’t work with payments technology or web applications before joining Visa
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.