Senior Java Developer – Payments

Sinqia

. Develop and enhance Java solutions for financial processing.

Posted 11/10/2026full-timeSão Paulo • BrazilSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in developing Java solutions for financial processing, integrating critical enterprise systems, and ensuring application quality and security. Proficient in utilizing AI tools for documentation and contributing to regulatory projects within the financial sector.

Highest-signal resume keywords

Java 11+ ExperienceAWS And/or Azure ExperienceMicroservices Architecture KnowledgeTest Automation ExperienceFinancial Market Regulatory Projects Experience

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

JavaMicroservices ArchitectureREST APIsTest AutomationCI/CDGitRelational DatabasesKafkaDockerKubernetes

Soft Skills

Strong Communication SkillsTeamwork SkillsAnalytical ApproachProactive Problem-Solving MindsetInterpersonal Skills

Tools & Technologies

AWSAzureAI ToolsOpenShift

Industry Keywords

Financial MarketsFintechPayment ServicesRegulatory ProjectsSplit Payment Initiatives

Tech Stack

Tools & technologies

AWSAzureDockerJavaKafkaKubernetesOpenShift

About the role

Key responsibilities & impact

Develop and enhance Java solutions for financial processing.
Support the analysis and remediation of vulnerabilities.
Integrate platforms and critical enterprise systems.
Ensure application quality, security, and performance.
Use AI tools for documentation and increased productivity.
Contribute to regulatory projects, including Split Payment initiatives.

Requirements

What you’ll need

Experience with Java 11+.
Experience with AWS and/or Azure.
Background in financial markets, fintechs, or payment services.
Knowledge of microservices architecture and REST APIs.
Experience with test automation.
Experience integrating critical systems.
Knowledge of CI/CD, Git, and relational databases.
Strong communication and teamwork skills.
Experience working at fintechs, acquiring companies, or large financial institutions.
Experience with financial-market regulatory projects.
Knowledge of Kafka, Docker, Kubernetes, or OpenShift.
Experience with highly complex, high-volume integrations.
Analytical and careful approach.
Proactive problem-solving mindset.
Strong interpersonal and collaboration skills when working with multidisciplinary teams.

Benefits

Comp & perks

Meal or food allowance;
Flexible benefits (Flash);
Health insurance;
Psicologia Viva;
Dental insurance;
Childcare allowance;
Assistance for children with special needs;
Fertility treatment assistance;
Extended maternity and paternity leave;
Transportation allowance or home-office allowance (for remote-work contracts);
Gympass (Wellhub) and TotalPass;
Flexible working hours;
Life insurance;
Partner discount club;
Partnership with Sesc;
Just dress-code-free (no dress code);
Birthday day off;
Beca (education incentive program);
Profit-sharing plan or bonus, based on the achievement of targets and results.