Sr. Java Engineer / Rest API, Microservices / SQL / Kafka / AWS - Newpoort Beach

Kelly Services; Newport Beach (CA); On-site; USD 76,000 - 103,000; Full time

Benefits offered by this job

Medical Insurance & Health Savings

401(k)

Pre-tax Commuter Benefit

Job summary

Motion Recruitment Partners (MRP) is seeking a Sr. Java Developer to join a financial tech client in Newport Beach, CA.

You will design, develop, and support enterprise backend applications using Java, Spring Boot, Oracle, and REST APIs, building scalable services for critical workflows. The role is hands-on (90%) with some client engagement, requiring 8+ years of experience, strong microservices, CI/CD, SQL, and cloud experience.

Qualifications

• 8+ years of professional software development experience.
• Strong experience with Spring Boot, REST APIs, and backend design.
• Strong Oracle SQL development, data modeling, and tuning.
• Experience with distributed systems and enterprise apps.
• Proficient in Git workflows, CI/CD, testing, and production support.
• Excellent communication and cross-functional collaboration skills.

Responsibilities

• Design, develop, test, and support enterprise backend applications using Java, Spring Boot, Oracle and REST APIs.
• Build scalable services, integrations, and backend components for critical workflows.
• Partner with Product Owners, QA, and stakeholders to refine requirements and deliver high-quality solutions.
• Write maintainable, well-tested code and participate in code reviews and releases.
• Troubleshoot production issues, perform root cause analysis, and implement durable fixes.
• Create and maintain technical documentation and operational procedures.
• Identify opportunities to improve performance, resiliency, and developer productivity.

Skills

Java

Spring Boot

REST APIs

OOP

Design patterns

CI/CD

SQL

Oracle DB

PostgreSQL

Cloud

Tools

Git

Job description

$55 - $75

Our client is a software and consulting company with long-standing client relationships and an emerging products division. Their primary expertise is in application development, data visualization, Information Technology (IT), and Their clients include large financial firms, utilities and Federal customers.

They are looking for a Sr. Java Developer with strong experience in Spring Boot, Rest API, Oracle, PostgreSQL, CI/CD, Microservices Architecture, SQL, Cloud experience responsible for building web applications alongside system architects for one of the top financial investment and bond trading firms in America.

this position is in Newport Beach CA at least 4 days a week onsite required.

Required Skills & Experience

• 8+ years of professional software development experience, with strong hands-on Java development experience building enterprise applications.

• Strong experience with Spring Boot, REST APIs, service integrations, and backend application design.

• Strong Oracle database experience, including SQL development, query optimization, data modeling, and performance tuning.

• Experience building and supporting business-critical or distributed systems.

• Strong understanding of object-oriented programming, design patterns, data structures, and software engineering best practices.

• Experience with Git-based workflows, CI/CD, automated testing, and production support.

• Strong communication skills and the ability to work independently, partner with cross-functional teams, and drive work through completion.

Desired Skills & Experience

• Experience developing cloud-native applications and services.

• Experience with messaging or event-driven architectures, including AMPS, Kafka, or similar platforms.

• Experience working in Agile software development teams.

• Experience using AI-assisted engineering tools such as GitHub Copilot, Cursor, Claude Code, or similar tools.

• Exposure to fixed income, trading technology, electronic trading platforms, new issue workflows, financial services, or asset management environments

What You Will Be Doing

• Design, develop, test, and support enterprise backend applications using Java, Spring Boot, Oracle, REST APIs, and related technologies.

• Build scalable services, integrations, and backend components that support business-critical workflows.

• Partner with Product Owners, QA engineers, and business stakeholders to refine requirements and deliver high-quality solutions.

• Write maintainable, well-tested code and participate in code reviews, design discussions, and release readiness.

• Troubleshoot production issues, perform root cause analysis, and implement durable fixes.

• Create and maintain technical documentation, operational procedures, and knowledge-sharing materials.

• Identify opportunities to improve performance, resiliency, observability, developer productivity, and engineering efficiency.

Job Breakdown

• 90% Hands On

• 10% Client Facing / Team integration

The Offer

Contract Duration: 6-12 Months contract to hire

55-75/hr

You will receive the following benefits:

• Medical Insurance & Health Savings Account (HSA)

• 401(k)

• Pre-tax Commuter Benefit

Applicants must be currently authorized to work in the United States on a full-time basis now and in the future.

This position does not offer sponsorship.

Motion Recruitment Partners (MRP) is an Equal Opportunity Employer. All applicants must be currently authorized to work on a full-time basis in the country for which they are applying, and no sponsorship is currently available. Employment is subject to the successful completion of a pre-employment screening. Accommodation will be provided in all parts of the hiring process as required under MRP’s Employment Accommodation policy. Applicants need to make their needs known in advance.