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Added 1 month ago
Software Engineer - Open Data Platform (ODP)
Acceldata
Kitchener, ON
$70,000 to $100,000 CAD / year
Full-time
Write clean, well-tested, and efficient code in Java, Python, or Scala
Added 25 days ago
Lead Software Developer - Java
Royal Bank of Canada
Toronto, ON
Full-time
This Senior Developer/Business Analyst role within Quantitative and Technology Services (QTS), consists of developing, improving and supporting strategic applications within the RAMPP…
Added 25 days ago
Senior Lead Software Engineer, Payment Systems - Vice President
Citi
Mississauga, ON
Full-time
Citi's Core Payment Systems team is looking for a Senior Lead Software Engineer to architect and drive the modernization of global payment processing platforms that move USD 4 trillion in…
Added 25 days ago
Senior Java Full Stack Engineer, TD Securities
TD
Toronto, ON
Full-time
TDS Enterprise Technology Solutions, Global Prime Brokerage is looking for a Full-time Senior Java Developer.
Added 25 days ago
Senior Core Java Developer
Synechron
Toronto, ON
Full-time
We are seeking a Senior Developer with an excellent command of Java to supplement the Equities Technology / Cash & Electronic team. We invest heavily in our front office electronic trading…
Added 25 days ago
Senior Full Stack Developer - AI & Developer Productivity
Royal Bank of Canada
Toronto, ON
Full-time
The Senior Full Stack Developer is a hands‑on engineer and pragmatic technical partner on the APT product team. You will design and build responsive Angular frontends, resilient Java/Spring…
Added 1 month ago
Offensive Security - Penetration Tester
RSM Canada
Toronto, ON
Full-time
Identify and clearly articulate (written and verbal) findings to senior management and clients
Added 29 days ago
Data Engineer
MPA Recruitment
Toronto, ON
Full-time
As a Senior Data Engineer, you will be responsible or designing and developing data processing and data persistence software components for solutions which handle data at scale. Working in…
Added 1 month ago
MERN Stack Developer
Astra-North Infoteck Inc. ~ Conquering today’s challenges, achieving tomorrow’s vision!
Toronto, ON
Full-time
Sr. MERN Developer – React, Node.js, Express.js, GraphQL & MongoDB
Added 25 days ago
Principal AI Engineer
PointClickCare
Mississauga, ON
Full-time
- Be the go-to Subject Matter Expert (SME) and internal AI expert for relevant enterprise applications, senior leadership, vendors, business partners and internal team members while staying…
Added 25 days ago
Lead Software Engineer (Agentic AI & Full Stack) - Vice President
Citi
Mississauga, ON
Full-time
…full-stack engineering and large language model integration. In this senior role, you will define the technical direction for AI-powered platforms, lead teams of engineers, and build…
Added 26 days ago
Développeur(-euse) de logiciels sénior(e) (contenu) / Senior Software Development Engineer
Expedia Group
Montreal, QC · Canada - Quebec - Montreal
Full-time
Développeur(-euse) de logiciels sénior(e) (contenu)
Added 25 days ago
Senior Endpoint Security Operations Analyst (Global Security)
Royal Bank of Canada
Toronto, ON
Full-time
The Senior Technical Analyst, Cyber Technology Operations will provide operational support for a wide range of network security, endpoint security and threat surface products/tools within…
Added 29 days ago
Senior Full Stack Developer (Java And React/Angular) - Operate
Deloitte
Toronto, ON
Full-time
We are seeking Full Stack Java Developers to join our team on a 1-year fixed term. As a Full Stack Java Developer at Deloitte, you will play a crucial role in designing, developing, and…
Added 29 days ago
Senior Consultant / Consultant, SAP BTP Full-Stack & Integration Developer
Deloitte
Toronto, ON
Full-time
Deloitte is seeking a Senior Consultant / Consultant, SAP BTP Full-Stack & Integration Developer to support the design and build of intelligent applications, modern extensions, and…
Added 29 days ago
Senior Java Backend Developer - Operate
Deloitte
Toronto, ON
Full-time
We are seeking Senior Java Developers to join our team on a 1-year fixed term. As a Java Developer at Deloitte, you will play a crucial role in designing, developing, and maintaining…
Added 26 days ago
Senior Java Developer, Vice President
Citi
Mississauga, ON
Full-time
The Lead Developer is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The…
Added 25 days ago
Senior Full Stack Engineer - Chief Technology Officer (CTO) - Platform Engineer
HSBC
Toronto, ON
Full-time
Join Chief Technology Officer (CTO) Platforms as a Senior Full Stack Engineer focused on app.hsbc with end-to-end responsibility for one or more platform products and services. This is a…
Added 29 days ago
Senior Manager Product Engineering & Development
Deloitte
Toronto, ON
Full-time
We're growing our Product Engineering & Development team and seeking an experienced Senior Manager who bridges pre-sales and delivery. You'll shape solution strategy with clients, scope and…
Added 26 days ago
Senior Endpoint Security Operations Analyst (Global Security)
RBC
Toronto, ON
Full-time
The Senior Technical Analyst, Cyber Technology Operations will provide operational support for a wide range of network security, endpoint security and threat surface products/tools within…
Added 26 days ago
Senior Software Engineer, Frontend
Sardine
Remote, Canada
$160,000 to $210,000 CAD / year
Full-time · Remote
As a frontend-focused Senior Software Engineer, you will own the design and delivery of the user-facing experiences at the heart of our AI products. Your primary focus is building polished,…
Added 26 days ago
Full Stack Java Developer
Citi
Mississauga, ON
Full-time
Acts as SME to senior stakeholders and /or other team members.
Added 25 days ago
Technical Lead
407 ETR
Woodbridge, ON
Full-time
…key role in technical modernization initiatives across C++, Java/Spring Boot services, API development, Oracle database integration, DevOps enablement, and platform engineering. This…
Added 26 days ago
Staff Engineer, Site Reliability Engineering
General Motors
Markham, ON
Full-time
…platforms reliable, observable, operable, and scalable. This is a senior technical leadership role for someone who can move comfortably between system-level design, production operations,…
Added 26 days ago
Junior Database Administrator
Pala Interactive
Toronto, ON
Full-time
…will continue to develop and support RedHat, CentOS, Tomcat Java server infrastructure, MySQL databases and Amazon cloud infrastructure across the Pala web and mobile gaming…

Synechron

Senior Core Java Developer

Toronto, ON, Canada

Pay: In accordance with law, the base salary for this role if filled within Toronto, ON is CAD $135k – CAD $140k/year & benefits (see below).
Job type: Full-time
Posting language: English
Posted: Sep 2, 2026

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Original job description

We are

At Synechron, we believe in the power of digital to transform businesses for the better. Our global consulting firm combines creativity and innovative technology to deliver industry-leading digital solutions. Synechron’s progressive technologies and optimization strategies span end-to-end Artificial Intelligence, Consulting, Digital, Cloud & DevOps, Data, and Software Engineering, servicing an array of noteworthy financial services and technology firms. Through research and development initiatives in our FinLabs we develop solutions for modernization, from Artificial Intelligence and Blockchain to Data Science models, Digital Underwriting, mobile-first applications and more. Over the last 20+ years, our company has been honored with multiple employer awards, recognizing our commitment to our talented teams. With top clients to boast about, Synechron has a global workforce of 17,000+, and has 58 offices in 22 countries within key global markets.

Our challenge

We are seeking a Senior Developer with an excellent command of Java to supplement the Equities Technology / Cash & Electronic team. We invest heavily in our front office electronic trading platform. The successful applicant would help turn this investment into a scalable, extensible and performant global trading platform. The role requires experience with a highly automated software development workflow as well as a containerized run-time environment. The ideal candidate collaborates effortlessly online and offline and practices data-driven code optimizations – with or without the help of AI. Prior experience with order management systems (OMS) or low-latency applications is a plus.

Additional Information*

The base salary for this position will vary based on geography and other factors. In accordance with law, the base salary for this role if filled within Toronto, ON is CAD $135k – CAD $140k/year & benefits (see below).

The Role

Responsibilities:

Design, implement and deploy enhancements to electronic trading platform.
Support and optimize what you and your colleagues have built.
Collaborate with software engineers in other time zones.
Reduce toil and repetitive tasks by automation.

Requirements:

10+ years of hands-on software engineering of low-latency or real-time systems.
Excellent Java proficiency required, including concurrency, tuning, and memory management.
Good command of Linux/UNIX command line interface.
Excellent problem-solving and debugging skills.

Preferred, but not required:

Using agentic AI for software maintenance.
Experience with container runtimes (Podman, Docker) and orchestration (Kubernetes).
Familiarity with message passing systems such as Kafka and Aeron.
Practicing data-driven optimizations (profiling, metrics collection).
Working-knowledge of CI/CD techniques.

We offer:

A multinational organization with 58 offices in 22 countries and the possibility to work abroad.
15 days (3 weeks) of paid annual leave plus an additional 10 days of personal leave (floating days and sick days).
A comprehensive insurance plan including medical, dental, vision, life insurance, and long-term disability.
Flexible hybrid policy.
RRSP with employer’s contribution up to 4%.
A higher education certification policy.
On-demand Udemy for Business for all Synechron employees with free access to more than 5000 curated courses.
Coaching opportunities with experienced colleagues from our Financial Innovation Labs (FinLabs) and Center of Excellences (CoE) groups.
Cutting edge projects at the world’s leading tier-one banks, financial institutions and insurance firms.
A truly diverse, fun-loving and global work culture.

SYNECHRON’S DIVERSITY & INCLUSION STATEMENT

Diversity & Inclusion are fundamental to our culture, and Synechron is proud to be an equal opportunity workplace and is an affirmative action employer. Our Diversity, Equity, and Inclusion (DEI) initiative ‘Same Difference’ is committed to fostering an inclusive culture – promoting equality, diversity and an environment that is respectful to all. We strongly believe that a diverse workforce helps build stronger, successful businesses as a global company. We encourage applicants from across diverse backgrounds, race, ethnicities, religion, age, marital status, gender, sexual orientations, or disabilities to apply. We empower our global workforce by offering flexible workplace arrangements, mentoring, internal mobility, learning and development programs, and more.

All employment decisions at Synechron are based on business needs, job requirements and individual qualifications, without regard to the applicant’s gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law.

Candidate Application Notice

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More about this job

Responsibilities

Design, implement, and deploy enhancements to the electronic trading platform while supporting existing infrastructure. Collaborate with global engineering teams to reduce toil and automate repetitive tasks.

Requirements

Requires 10+ years of hands-on experience in low-latency or real-time systems with excellent Java proficiency. Strong command of Linux/UNIX and experience with debugging and performance tuning are essential.

Skills

Java
Low-latency systems
Real-time systems
Concurrency
Linux
UNIX
Debugging
Problem-solving
Container runtimes
Kubernetes
Kafka
Aeron
CI/CD
Profiling
Metrics collection
Order management systems

Benefits

Paid annual leave
Personal leave
Medical insurance
Dental insurance
Vision insurance
Life insurance
Long-term disability insurance
Flexible hybrid policy
RRSP with employer contribution
Higher education certification policy
Udemy for Business access
Coaching opportunities

Visa sponsorship

Not detected in the job text

Keywords

Java
Electronic trading
Low-latency
Real-time systems
Linux
UNIX
Concurrency
Memory management
Podman
Docker
Kubernetes
Kafka
Aeron
CI/CD
Profiling
Order management systems
OMS
FinLabs
Software engineering
Automation
Financial services
Trading platform
Agentic AI
Data-driven optimization
Consulting
Cloud
DevOps
Data science
Blockchain
Digital underwriting

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