Java Solution Architect - Capital Markets & Trading Platforms

Sapient Corporation; Boston (MA); On-site; USD 160,000 - 205,000; Full time

Benefits offered by this job

Inclusive workplace

Ongoing learning and development

Competitive compensation and benefits

Work-life balance

Health benefits for you and family

Generous paid leave and holidays

Wellness program and EAP

Job summary

Publicis Sapient seeks a Java Architect to lead design, development, and implementation of scalable microservices for high-frequency trading. You will mentor engineers, set coding standards, and drive performance optimization across distributed systems in an AWS-based environment.

You will collaborate with Product, BI, and stakeholders to translate requirements into robust technical solutions, ensuring secure, reliable, and efficient delivery with modern DevOps practices and AI-assisted tooling.

Qualifications

• Expert-level Core Java (v17+ preferred) with advanced multi-threading and memory model.
• Spring Boot/Spring Cloud and containerization (Docker/Kubernetes).
• High-performance messaging with Kafka/Solace/Aeron.
• Low-latency data stores (Redis/Hazelcast) and SQL/NoSQL databases.
• AWS services, Linux/Unix experience.
• Lead technical solution design and architecture discussions.
• AI pair-programmers and engineering assistants to optimize workflow.
• TDD/BDD and automated pipelines (Jenkins, GitLab CI).

Responsibilities

• Lead and mentor engineers delivering enterprise-scale data solutions.
• Provide hands-on guidance across architecture, design, development, and troubleshooting.
• Drive coding standards, performance optimization, and reliability.
• Conduct code reviews and enforce quality and security.
• Lead adoption of Generative AI tools.
• Design and implement distributed microservices in Java/Spring Boot for high-frequency trading.
• Ensure CI/CD, DevOps alignment, and SDLC processes.

Skills

Core Java

Spring Boot

Microservices

High-frequency trading

AWS

Architecture leadership

AI pair-programmers

CI/CD

Memory management

Tools

Docker

Kubernetes

Apache Kafka

Solace

Aeron

GitHub Copilot

Claude Code

Job description

Job Description

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/Spring Boot 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.

Cloud & Infrastructure

• Architect and deploy solutions in AWS 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 [e-mail]