Java Developer – Corporate Banking, Portal Stabilization & Modernization

Job Description

Java Developer Corporate Banking Portal Stabilization & Modernization

Roles & Responsibilities

We are seeking a hands-on, highly motivated Java Developer to join a newly formed pod focused on stabilizing and enhancing our modernized SinglePoint corporate banking portal, a critical platform used by large corporate clients. This team plays a key role in improving customer satisfaction, increasing platform reliability, and accelerating delivery of customer-focused enhancements.

This role will: Design, develop, test, and optimize payments functionality, including regression testing, performance testing, and performance validation. Leverage AI-driven tools and insights to analyze customer-reported issues, assess business impact, identify root causes, and drive resolution of defects and enhancement requests. As the application matures, the team will expand its focus to broader resiliency, performance, and operational excellence initiatives.

This is an AI-first, fast-paced engineering environment offering significant opportunities to grow technical expertise while working closely with Product Management, Customer Support, and Payables engineering teams.

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Key Responsibilities

Software Development

Design, develop, and maintain enterprise applications using Java and Spring Framework/Spring Boot.

Develop RESTful APIs and microservices supporting business-critical applications.

Participate in application architecture, design reviews, and code reviews.

Experience troubleshooting application, API, and transaction processing issues and implementing sustainable solutions.

Develop automated unit and integration tests to ensure software quality.

Collaborate with cross-functional teams following Agile methodologies.

Performance Engineering & Testing

Design and execute performance, load, stress, endurance, and scalability tests.

Create and maintain performance test scripts using JMeter, LoadRunner, or equivalent tools.

Analyze application performance metrics and identify bottlenecks across application, database, middleware, and infrastructure layers.

Work closely with development teams to recommend and validate performance improvements.

Produce performance test plans, reports, and executive summaries.

Define performance testing requirements, workload models, and success criteria for projects.

Monitoring & Reliability

Knowledge of application resiliency, observability, and performance optimization techniques

Analyze application logs and performance metrics using tools such as Datadog, Splunk, Grafana, or similar monitoring platforms.

Support production readiness activities and capacity planning exercises.

Assist in identifying resiliency, reliability, and scalability improvements.

Collaboration & Leadership

Partner with developers, architects, infrastructure teams, and business stakeholders.

Participate in sprint planning, backlog refinement, and project estimation activities.

Mentor junior developers and testers on Java development and performance engineering best practices.

Promote a culture of quality, automation, and continuous improvement.

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Required Qualifications

5+ years of Java development experience.

Strong experience with:

Java 8/11/17+

Spring Framework / Spring Boot

REST APIs

SQL and relational databases

Git and CI/CD pipelines

Hands-on experience with performance testing tools such as:

JMeter

LoadRunner

Rational Performance Tester

BlazeMeter (preferred)

Experience analyzing performance metrics and tuning application performance.

Strong debugging, troubleshooting, and problem-solving skills.

Excellent verbal and written communication skills.

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Preferred Qualifications

Interest in applying Spec-Driven Development (SDD) and AI-assisted engineering practices

Experience with Docker and Kubernetes.

Experience with cloud platforms (AWS, Azure, or GCP).

Knowledge of Kafka or event-driven architectures.

Experience with Datadog, Splunk, Dynatrace, or AppDynamics.

Experience working within financial services or highly regulated environments.

Experience with automation frameworks and CI/CD integration for performance testing.

Experience supporting high-volume payment processing or financial services applications