Rose InternationalVerified Job Source

Senior Backend Java Developer - Banking Financial Services

Mississauga, ON
Hybrid
Posted Sep 3, 2026
1 position

$65–$75 / hour

Opens an external site

Employment type: Full-time
Experience level: Lead · 10+ years
Apply by: Oct 3, 2026
Posting language: English
Working hours: 40 hours per week
Office presence: 3 days per week
Seniority: Mid-Senior level

Job summary

Design, develop, and maintain scalable backend applications and microservices using Java and Spring Boot. Collaborate with cross-functional teams to deliver client-focused solutions and mentor junior developers.

Job details

Date Posted: 09/02/2026 Hiring Organization: Rose International Position Number: 506841 Industry: Financial Services Job Title: Senior Backend Java Developer - Banking Financial Services Job Location: Mississauga, ON, Canada, L5R 0B8 Work Model: Hybrid Work Model Details: 3 days onsite and 2 days remote Shift: Standard Working Hours Employment Type: Temp to Hire FT/PT: Full-Time Estimated Duration (In months): 7 Min Hourly Rate($): 65.00 Max Hourly Rate($): 75.00 Must Have Skills/Attributes: Back End, Banking/Financial, Java, Microservices, Oracle, Spring Boot Experience Desired: Backend development experience with Java and microservices (8+ yrs); Experience developing applications using Java and Spring Boot (5+ yrs); Experience supporting microservices, SQL, CI/CD, and Git (3+ yrs) **C2C is not available** Job Description Required Skills, Experience, & Abilities: 8+ years of backend development experience, with intermediate-level experience in an application development role. Strong experience with Java, Spring Boot, and microservices. Experience with SQL, including basic queries and stored procedures. Knowledge of CI/CD concepts and basic version control using Git. Strong analytical, problem-solving, troubleshooting, decision-making, and communication skills. Ability to troubleshoot and resolve complex issues under pressure. Ability to work with limited supervision and exercise independent judgment and ownership. Strong written and verbal communication skills. Team-oriented and collaborative working style. Desired Skills, Experience, & Abilities Experience with Hibernate and Java EE. Experience with Oracle and MongoDB. Knowledge of JIRA and CI/CD tools. Knowledge of Kafka, ECS, Docker, Kubernetes, and OpenShift. Exposure to financial markets and financial services, including Back Office functions. Experience mentoring junior developers and contributing to knowledge sharing across the team. Job Overview This role is responsible for designing, developing, enhancing, maintaining, and supporting backend applications, with a strong focus on Java and microservices. The position contributes to system analysis, programming, troubleshooting, testing, security and vulnerability assessments, and implementation of solutions in coordination with the technology team. The role involves building scalable and reliable microservices-based solutions and writing clean, efficient, and maintainable code aligned with business requirements. The successful candidate will collaborate with cross-functional teams to deliver client-focused solutions, provide technical support, resolve complex issues, and support smooth deployments. The role requires independent judgment, an ownership mindset, the ability to operate with limited supervision, and a collaborative approach to mentoring junior developers and sharing knowledge across the team. Responsibilities Develop, enhance, and maintain backend applications using Java and related technologies. Build and support microservices-based solutions, ensuring scalability and reliability. Write clean, efficient, and maintainable code aligned with business requirements. Perform application testing, debugging, and security/vulnerability assessments. Collaborate with cross-functional teams to deliver client-focused solutions. Provide technical support, resolve complex issues, and ensure smooth deployments. Operate with limited supervision and exercise independent judgment. Mentor junior developers and contribute to knowledge sharing across the team. **Only those lawfully authorized to work in the designated country associated with the position will be considered.** **Please note that all Position start dates and duration are estimates and may be reduced or lengthened based upon a client’s business needs and requirements.** Benefits For information and details on employment benefits offered with this position, please visit here. Should you have any questions/concerns, please contact our HR Department via our secure website. California Pay Equity For information and details on pay equity laws in California, please visit the State of California Department of Industrial Relations' website here. Rose International is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, age, sex, sexual orientation, gender (expression or identity), national origin, arrest and conviction records, disability, veteran status or any other characteristic protected by law. Positions located in San Francisco and Los Angeles, California will be administered in accordance with their respective Fair Chance Ordinances. If you need assistance in completing this application, or during any phase of the application, interview, hiring, or employment process, whether due to a disability or otherwise, please contact our HR Department. Rose International has an official agreement (ID #132522), effective June 30, 2008, with the U.S. Department of Homeland Security, U.S. Citizenship and Immigration Services, Employment Verification Program (E-Verify). (Posting required by OCGA 13/10-91.).

What you’ll do

Requirements

Requires 8+ years of backend development experience with strong proficiency in Java, Spring Boot, and microservices. Must have experience with SQL, CI/CD pipelines, and version control using Git.