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πŸ“
Lisbon, Portugal

Software Engineer II

None
Financial Services
Software Eng
December 6, 2025

Mastercard

Worldwide payments technology and solutions provider
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Title and Summary

Software Engineer II

Overview

β€’ Responsible for the analysis, design, development and delivery of software solutions

β€’ Defines requirements for new applications and customizations, adhering to standards, processes and best practices

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Responsibilities

β€’ Own software delivery tasks (code development, test, deployment) at an application/software component level

β€’ Participate in team prioritization discussions with Product/Business stakeholders

β€’ Able to troubleshoot and refactor existing code

β€’ Adopt new languages and architecture patterns needed for the work

β€’ Influence the decisions made by the team

β€’ Assist peers and less experienced members

β€’ Influence the decisions made by the team

β€’ Demonstrate active learning and sharing of software practices via Guild/Engineering community initiatives

β€’ Assist in technical documentation of APIs and services being delivered

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Experiences

β€’ Has ability to write secure code in three or more languages (e.g., C, C+, C#, Java, JavaScript, COBOL, SQL)

β€’ Familiar with secure coding standards (e.g., OWASP, CWE, SEI CERT)

β€’ Understands and implements standard branching (e.g., Gitflow) and peer review practices

β€’ Apply tools (e.g., Sonar, Zally, Checkmarx ) and techniques to scan and measure code quality and anti-patterns as part of development activity

β€’ Understands and builds test code at unit level, service level, and integration level to ensure code and functional coverage

β€’ Understands the use of basic design patterns (e.g., factory, adaptor, singleton, composite, observer, strategy, inversion of control)

β€’ Understands requirement analysis being essential part of delivering value to our customers and partners and participate in elaboration, prioritization, and effort estimation

β€’ Understands different SDLC practices (Waterfall/Scrum/Kanban/SAFe) and the delivery situations they are used for

β€’ Understands the basic engineering principles used in building and running mission critical software capabilities (security, customer experience, testing, operability, simplification, service-oriented architecture)

β€’ Familiar with different application patterns to implement different types of business processes (e.g., APIs, event-driven-services, batch-services, web-applications, big data)

β€’ Understands Continuous Integration (CI) and Delivery (CD) concepts, and capabilities to support automation, pipelines, virtualization, and containerization

β€’ Has ability to write code (in languages such as Java, Python, Ruby, Bash, Perl, Groovy) to build automation tasks that are repeatable and efficient

β€’ Understands functional and non-functional testing types to elaborate and estimate test efforts

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