Java Software Engineer

Mississauga, ON
On-site
Posted Oct 9, 2026
1 position

Opens LinkedIn

Employment type: Contract
Experience level: Lead · 10+ years
Posting language: English
Working hours: 40 hours per week
Seniority: Mid-Senior level
Application method: Direct apply is available

Job summary

Design and lead the development of scalable, secure Java applications, backend services, APIs, microservices, and frontend applications using Angular or React. Collaborate with financial business and technology stakeholders, guide and mentor developers, modernize applications, and evaluate AI capabilities for business workflows.

Job details

Java Developer Contract to Hire Mississauga, ON Job Summary We are looking for an Architect-Level Java Full Stack Developer to join the Finance & Securitization (FNS) Team. The team is part of a Front Office business environment, working closely with bankers and various business and technology stakeholders. The ideal candidate will be a strong backend Java architect with hands-on full-stack development experience and a solid understanding of modern frontend technologies. Experience with AI/GenAI solutions and financial services applications is highly desirable. Key Responsibilities Design and develop highly scalable, secure, and reliable enterprise applications using Java and Spring/Spring Boot. Provide technical leadership and architectural guidance across application design, development, integration, and deployment. Work closely with bankers, business users, product teams, and technology stakeholders to understand requirements and translate them into technical solutions. Lead the design of backend services, APIs, microservices, and application architecture. Develop and maintain frontend applications using Angular or React. Design and optimize data solutions using Oracle and MongoDB. Drive application modernization, performance improvements, scalability, and engineering best practices. Provide technical direction and mentorship to other developers. Collaborate with cross-functional teams in a fast-paced Front Office / Financial Services environment. Evaluate and incorporate AI/GenAI capabilities into applications and business workflows where appropriate. Ensure applications meet enterprise standards for security, resiliency, performance, and maintainability. Required Technical Skills Backend Strong expertise in Java Spring / Spring Boot Microservices and REST APIs Object-oriented design and design patterns Strong understanding of distributed systems and enterprise application architecture Experience designing scalable and high-performance applications Frontend Strong working knowledge of Angular OR React Ability to develop and integrate frontend applications with backend APIs Understanding of modern UI architecture and frontend best practices Databases Oracle MongoDB Strong SQL and database design skills Experience with performance tuning and data modeling AI / GenAI Hands-on experience with AI/ML or Generative AI technologies Experience integrating AI capabilities into enterprise applications is highly desirable Familiarity with LLMs, AI APIs, prompt engineering, RAG, or AI-powered application development is a plus Architecture & Leadership Architect-level experience in designing enterprise Java applications Ability to make technical architecture and technology decisions Strong understanding of microservices, APIs, cloud-native architecture, scalability, resiliency, and security Experience leading technical initiatives and mentoring engineering teams Ability to communicate complex technical concepts to both technical and non-technical stakeholders Domain Experience Experience in Financial Services / Capital Markets / Banking is highly preferred. Experience working with Front Office teams, bankers, or financial business stakeholders is a strong plus. Knowledge of Finance and Securitization processes is preferred. Dexian stands at the forefront of Talent + Technology solutions with a presence spanning more than 70 locations worldwide and a team exceeding 10,000 professionals. As one of the largest technology and professional staffing companies and one of the largest minority-owned staffing companies in the United States, Dexian combines over 30 years of industry expertise with cutting-edge technologies to deliver comprehensive global services and support. Dexian connects the right talent and the right technology with the right organizations to deliver trajectory-changing results that help everyone achieve their ambitions and goals. To learn more, please visit https://dexian.com/. Dexian is an Equal Opportunity Employer that recruits and hires qualified candidates without regard to race, religion, sex, sexual orientation, gender identity, age, national origin, ancestry, citizenship, disability, or veteran status.

What you’ll do

Requirements

The role requires architect-level Java and Spring Boot expertise, experience with microservices, REST APIs, distributed systems, and enterprise application architecture, plus working knowledge of Angular or React and Oracle or MongoDB. AI/GenAI experience and financial services or capital markets knowledge are highly desirable, along with technical leadership, communication, and mentoring abilities.