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Added 9 mins ago
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K&K Global Talent Solutions INC.

Senior Java Low Latency Developer

Mississauga, ON, Canada

Job type: Full-time
Apply by: Nov 1, 2026
Posting language: English
Posted: Oct 2, 2026

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Original job description

Position: Senior Java Low Latency Developer (Payments & Trading Platforms)

Location: Mississauga, ON (Hybrid)

Employment Type: Full-Time

Total Experience: 8-10 years

Role Overview:

We are seeking an experienced Senior Java Low Latency Developer to join our Payments Processing Development team and help drive the evolution of our next-generation exchange connectivity and Direct Market Access (DMA) platforms. This role is ideal for a highly skilled engineer with a strong background in low-latency trading systems, financial markets technology, and modern Java development.

As a senior member of the team, you will be responsible for the design, development, and delivery of high-performance, resilient trading and market connectivity solutions. You will work closely with product management, global engineering teams, QA, and production support teams to deliver scalable solutions that align with the organization's strategic technology roadmap.

Key Responsibilities:

Design, develop, and support high-performance, low-latency trade execution and exchange connectivity platforms.
Collaborate with regional and global development teams to deliver strategic technology initiatives and business objectives.
Partner with business stakeholders and product teams to enhance platform capabilities, resiliency, and latency performance.
Drive the development of next-generation DMA and market access solutions.
Implement low-latency design patterns, performance optimization techniques, and scalable distributed architectures.
Develop and maintain automated testing frameworks, development tools, and delivery environments to ensure high-quality software releases.
Design and implement comprehensive test strategies for trading workflows and platform functionality.
Champion Agile development practices, Continuous Integration/Continuous Delivery (CI/CD), and AI-assisted engineering tools.
Contribute to engineering standards, development best practices, and architectural governance.
Provide technical leadership, mentorship, and guidance to development team members.

Required Qualifications:

Bachelor's degree in Computer Science, Engineering, or a related discipline.
10+ years of overall IT experience, including at least 8 years in the Financial Services industry.
Strong expertise in Core Java development, preferably with JDK 17 or later.
Proven experience building and supporting low-latency, high-throughput trading or market connectivity platforms.
Deep understanding of low-latency system design principles, performance tuning, and mechanical sympathy techniques.
Hands-on experience with microservices-based architectures and distributed systems.
Prior experience developing automated trading, order management, or market access platforms.
Strong knowledge of automated testing methodologies and test automation frameworks.
Experience working in Agile development environments with CI/CD practices.
Excellent problem-solving, analytical, and troubleshooting skills.
Strong verbal and written communication skills with the ability to effectively collaborate across global, multicultural teams.

Preferred Qualifications:

Experience with FIX Protocol and/or binary protocols used for market connectivity and order routing.
Knowledge of exchange connectivity, DMA platforms, electronic trading systems, or capital markets technology.
Experience with AI-powered developer tools such as GitHub Copilot and other AI-assisted software engineering solutions.
Exposure to cloud-native technologies, observability tooling, and modern DevOps practices.
Experience working within globally distributed development organizations.

What You'll Bring:

A passion for building mission-critical, ultra-low latency financial systems.
Strong ownership mindset and commitment to delivering high-quality software.
Ability to balance innovation, performance, stability, and scalability.
Strategic thinking with the ability to align regional initiatives with global technology objectives.
A collaborative approach and willingness to mentor and influence engineering best practices across teams.

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More about this job

Responsibilities

Design, develop, and support high-performance, low-latency trading execution, exchange connectivity, and DMA platforms, while improving their scalability, resilience, and performance. Lead technical delivery and testing, collaborate with global and business teams, and mentor engineers while promoting Agile, CI/CD, and engineering standards.

Requirements

Requires a bachelor's degree in Computer Science, Engineering, or a related discipline, 10+ years of IT experience, including at least 8 years in financial services, and strong Core Java expertise. Candidates should have hands-on experience with low-latency trading or market connectivity platforms, distributed systems, automated testing, and Agile/CI/CD practices; FIX, cloud-native technologies, and AI-assisted development tools are preferred.

Skills

Core Java
Low-Latency System Design
Performance Tuning
Mechanical Sympathy
Trading Systems
Exchange Connectivity
Direct Market Access
Microservices
Distributed Systems
FIX Protocol
Automated Testing
Agile Development
CI/CD
Technical Leadership
Market Access Platforms
AI-Assisted Engineering Tools

Visa sponsorship

Not detected in the job text

Keywords

Core Java
JDK 17
Low-Latency Trading Systems
Financial Services
Payments Processing
Exchange Connectivity
Direct Market Access
DMA
FIX Protocol
Binary Protocols
Order Routing
Trade Execution
Order Management Systems
Market Access Platforms
Electronic Trading
Microservices
Distributed Systems
Performance Optimization
Mechanical Sympathy
Automated Testing
Test Automation Frameworks
Agile
CI/CD
GitHub Copilot
AI-Assisted Engineering
Cloud-Native Technologies
Observability
DevOps
Architectural Governance

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