.NET Developer – Financial Services and Payment Solutions

IEBT Innovation

. Develop and enhance enterprise applications using C#/.NET 6/8 .

Posted 9/19/2026full-timeSão Paulo • BrazilMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in developing and enhancing enterprise applications using C#/.NET, building RESTful APIs, and optimizing SQL Server solutions. Proficient in agile methodologies and cloud practices, with a strong focus on security and performance monitoring.

Highest-signal resume keywords

C#/.NET 6/8 DevelopmentRESTful API and Microservices ArchitectureSQL Server OptimizationReact DevelopmentAzure DevOps and CI/CD

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

C#.NET 6.NET 8RESTful APIMicroservicesSQL ServerRabbitMQSOLID PrinciplesDDDCQRS

Soft Skills

Agile Team CollaborationContinuous Delivery Focus

Tools & Technologies

AzureGitXUnitMoqNSubstituteDynatraceGrafana

Industry Keywords

Financial ServicesPayment SolutionsData SecurityApplication Performance Monitoring

Tech Stack

Tools & technologies

AzureCloudGrafanaJavaScriptRabbitMQReactSQL.NET

About the role

Key responsibilities & impact

Develop and enhance enterprise applications using C#/.NET 6/8
Build RESTful APIs and microservices for financial services and payment solutions
Develop user interfaces using React
Develop and optimize solutions in SQL Server
Implement integrations and asynchronous processing with RabbitMQ
Apply sound architectural practices, including SOLID, DDD, and CQRS
Develop unit tests and remediate vulnerabilities
Participate in Cloud/DevOps practices, CI/CD, and Azure initiatives
Monitor and analyze application performance
Work in agile teams, contributing to continuous delivery and code quality

Requirements

What you’ll need

Solid experience in financial services, with an understanding of payment flows, transactions, and data security
Demonstrated experience working in agile teams (Scrum/Kanban), with a focus on continuous delivery and code quality
Strong knowledge of .NET 6/.NET 8, C#, Web API (RESTful), and microservices architecture
Experience with React and developing responsive SPA interfaces (HTML/CSS/JS)
Strong knowledge of SQL Server 2016+ (developing and optimizing stored procedures, views, and complex queries)
Hands-on experience with message queues using RabbitMQ
Knowledge of Azure (Cloud and DevOps for CI/CD) and Git/Git Flow practices
Proficiency in SOLID, DDD, and CQRS
Experience with unit testing (xUnit, Moq, nSubstitute)
Experience identifying and remediating security vulnerabilities
Knowledge of environment and performance monitoring tools (e.g., Dynatrace, Grafana, or similar)

Benefits

Comp & perks

Health and dental insurance
Transportation allowance
Meal allowance
Birthday day off
Health and Wellness Program
Individual Development Plan (IDP)