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Senior Software Engineer
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Offer summary

(Summary generated by AI based on the full job description)

The project focuses on information security within a global Business to Business Identity & Access Management context. Required skills include Java, J2EE, Spring, SQL, JavaScript (ECMAScript 6+), React, Angular, NodeJS and tools like Jira, Jenkins, GitHub, Bitbucket. Responsibilities cover application development, testing, integration, deployment, and mentoring junior engineers. Work follows Agile methodologies and secure software development standards.

Senior Software Engineer

Company: Visa Technology Europe sp. z o.o.

from: 1 June 2026
to: 1 July 2026
salary not specifiedcontract of employment (full-time)
Offer parameters
level:senior
working mode:hybrid
location:Warszawa, Masovian
Warszawa, Masovian

Requirements

Expected technologies

SQL
Java
Jira
Jenkins
JavaScript

Our requirements

  • 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)
  • 2+ years of relevant work experience and a bachelor’s degree OR 5+ years of relevant work experience. Master's graduates must have 2+ years of relevant work experience to qualify.
  • 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).
  • Bachelor's or master’s in computer science or related technical field.
  • Extensive background in software design and application development.
  • Proficiency with Java, J2EE, Spring, data modeling, and SQL programming.
  • Hands-on knowledge of JBoss Web Server, Apache Tomcat, Redhat Linux, MS SQL Server, LDAP, and MS Windows environments.
  • Hands-on experience with open-source development tools including Jira, Jenkins, GitHub, and Bitbucket.
  • Strong programming skills with web technologies: JavaScript (ECMAScript 6+), HTML5, and CSS3.
  • Working knowledge of modern web frameworks, libraries, and tools (e.g., React, Angular, Bootstrap, Webpack).
  • Experience with server-side JavaScript frameworks such as NodeJS and jQuery.
  • Proficiency in consuming and integrating Restful APIs.
  • Ability to create testable components and write unit tests, familiarity with front-end testing frameworks.
  • Background in designing and implementing user interfaces.
  • Exposure to full-stack development.
  • Working knowledge of applying and integrating AI technologies into daily operations and development tasks.
  • Excellent communication skills for interacting with clients, product managers, and cross-functional teams.
  • Demonstrated ability to mentor and support junior engineers through code reviews, technical guidance, and knowledge sharing.

Your responsibilities

  • Responsible for application development deliverables including unit design, coding, unit and functional testing.
  • Collaborate with technical lead and project manager to define and clarify requirements, create solution approach based on business requirements, and provide recommendations on scope and scale of effort required.
  • Generate and propose innovative ideas for incorporating AI technologies to improve operational efficiency, streamline workflows, and support data-driven decision-making.
  • Agile application development utilizing various open-source tools for continuous integration and delivery.
  • Interface closely with project/product team members such as Analysts, Developers, Technical Product Managers, QA Engineers, Product Owners, Network & Security Engineers, Operations Personnel, and System Engineers.
  • Contribute to the full development lifecycle including system design, development integration testing, database modeling, software configuration, source code control, defect resolution, implementation planning, and deployment change management support.
  • Ensure development work adheres to Visa Development Management Methodology (DMM), Visa’s Technical Security Requirements (TSR), and Secure Software Development Lifecycle (SSDLC).
  • Create software and procedure documentation required as part of the software development artifacts.
  • Mentor junior engineers on the team, guiding them through complex technical challenges.
  • Perform code reviews and ensure adherence to best practices and coding standards.
  • Build and maintain working relationships with global development teams and engineers.

About the project

Information security is an integral part of Visa’s corporate culture. It is essential to maintaining our position as an industry leader in electronic payments, and it is the responsibility of each employee to safeguard information, protect it from unauthorized access, and ensure regulatory compliance. Information security has a significant effect on privacy, consumer confidence, external reputation, and/or the bottom line, and it is a priority on everyone’s agenda
The successful incumbent will be part of Visa’s Business to Business Identity & Access Management team, which is part of the larger Cybersecurity organization. The B2B IAM team has a Global focus, and is responsive to an evolving threat landscape, regulatory compliance, IT security requirements and technology architecture. The B2B IAM team is responsible for secure access to business portals and associated services.
This is a hybrid position. Expectation of days in the office will be confirmed by your Hiring Manager. ​
Company

Visa Technology Europe sp. z o.o.

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.

This is how we work

Senior Software Engineer
I apply to:
Visa Technology Europe sp. z o.o.
Warszawa, Masovian
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