Staff Software Engineer (full stack)
Visa
Office
Warsaw, POLAND, Poland
Full Time
Company Description
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.
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.
We are looking for a versatile, curious, and energetic Staff Software Engineer who embraces solving complex challenges on a global scale. As a Visa Staff 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.
Essential Functions:
- 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
Responsibilities:
- Assume full end-to-end technical and engineering responsibility for one or more applications.
- Exhibit comprehensive domain expertise and provide guidance to colleagues during design and development phases as needed.
- Lead the translation of complex functional and technical requirements into detailed architecture and design specifications.
- Collaborate with Architecture and Business teams to deliver best-in-class solutions.
- Actively participate in and guide daily development activities, including architectural decision-making, design sessions, design and code reviews, and implementation oversight.
- Advocate for engineering best practices throughout the development lifecycle and promote a culture of continuous improvement.
- Define solutions in terms of components, modules, and algorithms.
- Refactor existing solutions when necessary to enhance reusability and scalability, and produce clear design documentation.
- Identify opportunities to further enhance and refine standards, processes, and systems.
- Provide rotational on-call support as required.
This is a hybrid position. Expectation of days in office will be confirmed by your Hiring Manager.
This role qualifies for Autorskie Koszty Uzyskania Przychodu (KUP), in accordance with applicable Polish tax regulations. Eligible employees may benefit from preferential tax treatment on income derived from the creation of intellectual property, subject to meeting statutory criteria.
Qualifications
- 6+ years of relevant work experience with a Bachelor’s Degree or at least 2 years of work experience with an Advanced degree (e.g. Masters, MBA, JD, MD) or 0 years of work experience with a PhD, OR 8+ years of relevant work experience.
- Proficient in Java (Spring, Hibernate), Angular, and JavaScript. Experience with Python is a plus.
- Thorough understanding of various communication protocols and standards, such as HTTPS, SFTP, REST API, SOAP.
- Strong proficiency with Linux operating systems.
- In-depth knowledge of microservices architecture and containerization concepts.
- Required familiarity with Agile software development methodologies.
- Hands-on experience with tools including Git/GitHub, GitHub Actions, Maven, Jenkins, and Jira.
- Comprehensive understanding of database technologies, particularly MySQL and SQL.
- Knowledge and practical experience with messaging technologies such as MQ and Kafka are considered assets.
- Exceptional analytical skills with the ability to effectively resolve critical issues.
- Superior written and verbal communication abilities.
- Experience in reviewing and providing feedback on development code and unit tests.
- Capability to author technical design documents and documentation across all aspects of technical infrastructure.
- Proven track record of leadership and navigating ambiguity.
- Demonstrated ability to collaborate effectively with Product, Test, DevOps, and Agile/Scrum teams.
Additional Information
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.
Staff Software Engineer (full stack)
Office
Warsaw, POLAND, Poland
Full Time
September 9, 2025