Senior Java Software Engineer

Overview

Placement Type:

Temporary

Salary:

$38.09-42.33 Hourly

W2

Start Date:

Aug 10, 2026

Aquent is proud to partner with a leading financial services firm, renowned for its innovative and high-performance platforms, in search of a talented developer. This is an exceptional opportunity to significantly impact the evolution of a critical, industry-leading financial platform. As a Senior Java Software Engineer, you will be instrumental in designing, enhancing, and optimizing a highly performant, multi-threaded, and resilient system that directly influences the speed and reliability of essential financial operations.

Join a leading financial services firm at the forefront of innovation, dedicated to delivering cutting-edge solutions that empower millions. This organization is recognized for its commitment to technological excellence and its collaborative environment, where groundbreaking ideas are transformed into high-impact products.

This Senior Java Software Engineer role is crucial for advancing a core financial platform. You will not only solve complex technical challenges but also shape the future direction of a system vital to the firm's success. Your expertise will be key in enhancing core application functionality, installation processes, Java runtime updates, user interfaces, and various backend modules, directly influencing the speed and reliability of a critical platform.

What You'll Do:

• Lead complex product design and troubleshooting, applying extensive research and analysis to resolve intricate challenges.
• Drive comprehensive system design, specification development, program logic, and robust testing, debugging, and documentation practices.
• Make critical architectural and design choices that will strategically guide development teams.
• Lead complex programming initiatives, providing thorough technical reviews of development efforts and documentation to ensure quality and adherence to best practices.
• Analyze complex technical problems and propose innovative, effective solutions.
• Serve as a key technical contributor in collaborative interactions with stakeholders, translating business needs into robust technology solutions.
• Collaborate closely with enterprise architecture and infrastructure teams to define and implement strategic designs and initiatives.
• Lead the rapid troubleshooting and resolution of complex issues across development and production environments, ensuring system stability and performance.

Must-Have Qualifications:

• 1+ years of experience with Java and J2EE (both client and server-side).
• 1+ years of experience with Object-Oriented Analysis/Design (OOA/OOD), distributed systems/software, real-time processing, relational database systems, and messaging systems.
• Strong understanding of data structures, algorithms, and design patterns (GoF).
• Experience with agile methodologies and test-driven development.
• Demonstrated experience working with core business logic within applications.
• Experience in developing APIs and Frameworks.
• Bachelor's degree in Computer Science or an equivalent discipline.
• Excellent written and verbal communication skills.

Nice-to-Have Qualifications:

• Experience developing downloadable desktop applications.
• Experience with concurrency and multi-threading.
• Experience with scaling, Java Garbage Collection, and performance tuning.
• Experience with rich UI frameworks such as Angular JS, jQuery, HTML 5, Swing, Java FX, or similar frameworks/APIs.
• Experience with application development frameworks like Spring, Hibernate, JSF, or similar frameworks.
• Experience with Unix/Linux, Windows, and Mac operating systems.
• Experience with build, deploy, and test automation tools like Ant, Gradle, Maven, Jenkins, TeamCity, JUnit, or similar tools.
• Working knowledge of finance and/or the trading domain.

Important Information:

Please note: This position is available on a W-2 employment basis only and is not open to Corp-to-Corp (C2C) arrangements. The client is also unable to provide employment-based visa sponsorship or transfers for this role.

About Aquent Talent:

Aquent Talent connects the best talent in marketing, creative, and design with the world's biggest brands.

Our eligible talent get access to amazing benefits like subsidized health, vision, and dental plans, paid sick leave, and retirement plans with a match.

Aquent is an equal-opportunity employer. We evaluate qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, veteran status, and other legally protected characteristics. We're about creating an inclusive environment-one where different backgrounds, experiences, and perspectives are valued, and everyone can contribute, grow their careers, and thrive.