Senior Developer – Core Banking

Sinqia

. Work on one of the squads within the Core Banking Tribe, developing, customizing, and enhancing features in the TOPAZ Core Banking platform while adhering to architecture, security, and performance standards .

Posted 10/10/2026full-timeRemote • BrazilSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in developing and customizing the TOPAZ Core Banking platform, with strong capabilities in SQL, REST API integration, and Agile methodologies. Proven ability to conduct impact analyses, resolve complex production issues, and maintain high standards of code quality and documentation.

Highest-signal resume keywords

TOPAZ Core Banking DevelopmentSQL and Relational DatabasesREST API IntegrationAgile MethodologiesMicroservices Architecture

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

TOPAZ Core Banking DevelopmentSQLREST APIsVersion Control (Git)CI/CD PipelinesAgile MethodologiesMicroservices ArchitectureBatch ProcessingAutomated TestingImpact Analysis

Soft Skills

Strong CommunicationAnalytical ThinkingProactivityCollaborationOrganization

Tools & Technologies

OracleSQL ServerAzureAWSKafkaRabbitMQMQPayment SystemsCentral Bank RegulationsCore Banking Implementation

Industry Keywords

Financial InstitutionsFintechBanking TechnologyCredit ProductsComplianceAudit Requirements

Tech Stack

Tools & technologies

AWSAzureCloudKafkaOracleRabbitMQSOAPSQL

About the role

Key responsibilities & impact

Work on one of the squads within the Core Banking Tribe, developing, customizing, and enhancing features in the TOPAZ Core Banking platform while adhering to architecture, security, and performance standards
Implement and maintain integrations between the core platform and satellite systems, including REST/SOAP APIs, messaging, and batch files
Analyze business rules and translate them into technical solutions, supporting refinement with the Product Owner and the Tribe’s Architecture team
Conduct impact analyses on core modules before each release
Support maintenance routines and incident resolution, including root-cause investigation and preventive actions
Write and maintain automated tests, participate in code reviews, and ensure code quality
Support version upgrades, data migration, and user acceptance testing with business teams
Contribute to the Tribe’s technical standards, guilds, and chapters, promoting consistency across squads
Document developed solutions, workflows, and configurations
Serve as a technical reference for less experienced developers, sharing knowledge of the core platform

Requirements

What you’ll need

Proven experience developing on the TOPAZ Core Banking platform, including customizations, configurations, routines, and integrations
Solid experience developing mission-critical transactional systems
Advanced knowledge of SQL and relational databases, particularly Oracle and/or SQL Server, including procedures, functions, and query tuning
Experience developing and consuming REST APIs and integrating systems
Experience with version control using Git and CI/CD pipelines
Experience with Agile methodologies, such as Scrum and Kanban, and working in a squad/tribe model
Ability to conduct impact analyses, debug, and resolve complex production issues
Autonomy, organization, and strong communication skills for fully remote work
Experience in banks, financial institutions, fintechs, or banking technology providers
Knowledge of credit products, including payroll-deductible loans, personal loans, and cards, as well as payment methods and systems, including PIX, SPB, and payment arrangements
Experience with core banking implementation or migration projects
Knowledge of microservices architecture, cloud platforms such as Azure/AWS, containers, and observability
Experience with messaging technologies, including Kafka, RabbitMQ, and MQ, as well as high-volume batch processing
Familiarity with Central Bank regulations, compliance, and audit requirements
A university degree in Technology, Engineering, Information Systems, or a related field is a plus
Ownership mindset, analytical thinking, technical rigor, proactivity in identifying risks, collaboration across distributed teams, and delivery discipline in a remote environment

Benefits

Comp & perks

Meal or food allowance
Flexible benefits (Flash)
Medical insurance
Psicologia Viva
Dental insurance
Childcare assistance
Assistance for children with special needs
Fertility treatment assistance
Extended maternity and paternity leave
Transportation allowance or home office allowance (for telework contracts)
Gympass (Wellhub) and TotalPass
Flexible working hours
Life insurance
Partner benefits club
Partnership with Sesc
Beca education incentive program
Profit-sharing or bonus, according to the achievement of targets and results