About this opportunity
Publicis Sapient lists this Technology and Engineering | Full-time Principal Java Engineer – Capital Markets Boston, Massachusetts, United States opportunity in boston, Massachusetts. Review the employer’s description below for duties, qualifications and application requirements.
Job description
Job ID: | 40 Water Street Boston Massachusetts 02109 United States | Full-time
As a Java Architect, you will lead the design, development, and implementation of scalable, high-performance microservices-based solutions. You will work closely with cross-functional teams to deliver cutting-edge digital solutions that drive business value and enhance customer experiences.
Technical Leadership
Lead and mentor a team of engineers delivering enterprise-scale data solutions
Provide hands-on guidance across architecture, design, development, and troubleshooting
Drive best practices in coding standards, performance optimization, and system reliability
Conduct code reviews and enforce quality and security standards
Lead the adoption of Generative AI tools
Platform Development
Architecture & Development: Lead the design and implementation of distributed microservices using Java/SpringBoot tailored for high-frequency trading environments.
Performance Optimization: Conduct deep-dive performance tuning, GC optimization, and memory management to maintain sub-millisecond execution speeds.
Platform Governance: Design and enforce "Safe Trading" protocols, including pre-trade risk checks and automated circuit breakers within the microservices mesh.
Architect and deploy solutions inAWS environment
Implement scalable, secure, and high-availability solutions
Delivery & Collaboration
Partner with Product, Business Analysts, and stakeholders to translate requirements into technical solutions
Manage project timelines, deliverables, and resource allocation
Ensure alignment with SDLC processes, DevOps practices, and CI/CD pipelines
Domain Requirements:
Trading Lifecycle: Deep understanding of the full trade lifecycle (Order Management, Execution, Clearing, and Settlement).
Domain knowledge on what different asset classes are and how PnL / Performance Attribution is done for positions created using such trades
Direct Experience working on realtime pricing and their performance attribution for providing analytics at low latency to the consumers using realtime data.
Qualifications
Technical Qualifications:
Java Expertise: Expert-level proficiency in Core Java (v17+ preferred), including advanced multi-threading, concurrency patterns, and the Java Memory Model.
Microservices Architecture: Extensive experience with Spring Boot, Spring Cloud, and containerization (Docker/Kubernetes).
Messaging & Integration: Hands-on experience with high-performance messaging middleware like Apache Kafka, Solace, or Aeron.
Data Systems: Proficiency in low-latency data stores (Redis,Hazelcast) and SQL/NoSQL databases for trade persistence and auditing.
Proven experience with AWS Services, Linux/Unix environments
Ability to lead technical solution design and architecture discussions
Proficiency in using AI pair-programmers and engineering assistants (specifically GitHub Copilot and/or Claude Code) to optimize workflow efficiency and accelerate problem-solving
Testing & CI/CD: Commitment to TDD/BDD practices and automated pipeline integration (Jenkins, GitLab CI)
Additional Information
Pay Range: $160,000 - $205,000
The range shown represents a grouping of relevant ranges currently in use at Publicis Sapient. Actual range for this position may differ, depending on location and specific skillset required for the work itself.
Benefits of Working Here:
An inclusive workplace that promotes diversity and collaboration.
Access to ongoing learning and development opportunities.
Competitive compensation and benefits package.
Flexibility to support work-life balance.
Comprehensive health benefits for you and your family.
Generous paid leave and holidays.
Wellness program and employee assistance.
As part of our dedication to an inclusive and diverse workforce, Publicis Sapient is committed to Equal Employment Opportunity without regard for race, color, national origin, ethnicity, gender, protected veteran status, disability, sexual orientation, gender identity, or religion. We are also committed to providing reasonable accommodations for qualified individuals with disabilities and disabled veterans in our job application procedures. If you need assistance or an accommodation due to a disability, you may contact us at
Company Description
Publicis Sapient is a digital transformation partner helping established organizations get to their future, digitally enabled state, both in the way they work and the way they serve their customers. We help unlock value through a start‑up mindset and modern methods, fusing strategy, consulting, and customer experience with agile engineering and problem‑solving creativity. United by our core values and our purpose of helping people thrive in the brave pursuit of next, our 20,000+ people in 53 offices around the world combine experience across technology, data sciences, consulting, and customer obsession to accelerate our clients’ businesses through designing the products and services their customers truly value.
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Worksite address
boston, MA, 02298, US
Who can apply
Review the original listing for work authorization, qualifications and employer requirements.