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Application Developer - EY General Delivery Services

Location: CABA
Other locations: Primary Location Only
Date: May 21, 2026

Requisition ID: 1707467

The Senior Security Software Engineer primary focus is security application development and integration solutions for Info Sec Technology. Solutions include designing, developing, and maintaining applications using Power Platform technologies integrated with AI-driven features.

RESPONSIBLITIES

Key responsibilities include application integration, testing, performance optimization, collaboration with cross-functional teams to design solutions based on requirements/business needs.

Design and code secure business solutions

Integrate applications with databases and third-party services.

Perform unit testing, debugging, and troubleshooting of applications.

Document application architecture, code, and processes.

Optimize application performance and scalability.

Ensure code quality through best practices

Lead technical discussion with leadership and project teams.

Coach, manage and prioritize technical work assignments

EXPERIENCE

Proficient experience and skills in application programming languages, frameworks, database management, and basic understanding of security principles. Specifically:

TECHNICAL SKILLS - Microsoft Power Platform Developer

Design and build Power Platform AI capabilities in applications, workflows and reporting solutions

Plan and design Power Platform solution environment controls, connectors, environment releases and data residency

Collaborate and manage Power Platform roles and permissions based on IAM, governance, and DLP security policies and controls

Collaborate with architects, risk partners,



and business stakeholders to balance security, usability, scalability, and delivery timelines

User interface and Power Applications design skills (creative user-friendly layout screens)

Data model knowledge for model driven applications (Dataverse)

Power Platform solution integrations using Web APIs, SQL and gateway tools

Data workflows and business rules automation via Power Automate in complex environments

Power BI reporting (dashboards) for analyzing and monitoring for key data insights

Configure and Maintain Share Point sites (structure, permissions, libraries and pages)

Integrate Power Platform Application Lifecycle Management into CI/CD and automated verification where possible

BUSINESS SKILLS

Problem-solving, analytical, risk management and decision-making skills

Process management skills

Communicate complex technical concepts effectively

Collaboration with Stakeholders, senior leadership and project teams (architects, data owners, quality assurance, operations and infrastructure engineering)

LEADERSHIP SKILLS

Training and knowledge on new emerging technologies and continuous improvement on standards and tools

Lead code reviews and provide feedback based on secure coding standards

EDUCATION and EXPERIENCE

Bachelor’s degree – Computer Science or in a technical or scientific field

Security certifications or secure software experience (Cybersecurity, SANS, ISC2, etc.)

8+ years hands-on software development with services and integration technologies.

Advanced proficiency in 5-7 Technical skills - programming languages, database and web skills

AI knowledge for designing and integrating AI-driven features (agents, bots and data)

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📌 Application Developer - EY Global Delivery Services (Buenos Aires)
🏢 Ernst & Young Advisory Services Sdn Bhd
📍 Buenos Aires