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Added 1 month ago
MarTech Developer
Konrad
Toronto, ON
As a MarTech Developer, you'll be tasked with working on a variety of client-facing marketing technology initiatives. Working within cross-functional project teams, your responsibilities…
Added 1 month ago
Lead Workplace Engineering Specialist - Enterprise Content & Survey Solutions (Hybrid)
Morgan Stanley
Montreal, QC
Full-time
We are looking for a Lead Workplace Engineering Specialist to provide technical leadership for our Content & Survey Solutions Engineering team, overseeing solution design, delivery, and…
Added 1 month ago
Senior Full Stack Engineer
UST
Toronto, ON
Full-time
Collaborate and lead within an Agile squad, supporting team health through mentorship, coaching, and fostering an inclusive, high‑performance engineering culture.
Added 1 month ago
Sr. Builder - Mobile (Sr. SDE), Ring
Amazon
Toronto, ON
Lead the technical design and delivery of foundational user experiences that millions of customers use every day, and that other Ring teams build their features on top of
Added 1 month ago
Full Stack Java Developer (Contract)
CoreFactor Inc.
Toronto, ON · North York (Hillcrest Village), Ontario
Contract
CoreFactor is currently searching for multiple full stack java developers on a contract basis for a client in North, York, On.
Added 1 month ago
Full Stack Engineering Specialist, Front-End Angular/React & Back-End Java
Accenture
Ottawa, ON
Full-time
ARE YOU READY to step up and lead with cutting-edge technology expertise? There is never a typical day at Accenture - and that’s exactly why we love it.
Added 16 days ago
Lead Software Engineer - Enterprise Applications
Citi
Mississauga, ON
Full-time
Citi’s Banking Technology organization is seeking a highly hands-on Lead Software Engineer to design, build, and deploy cutting‑edge AI solutions for Investment, Corporate, and Commercial…
Added 19 days ago
Technical Architect
Open Text Corporation
Waterloo, ON
Other
Lead end-to-end delivery of OpenText Enterprise Content Management solutions using OpenText Content Management, OpenText Core Content Management, and OpenText Documentum Content Management…
Added 1 month ago
MarTech Developer
BrainStation
Toronto, ON
$90,000 to $120,000 USD / year
Full-time
As a MarTech Developer, you'll be tasked with working on a variety of client-facing marketing technology initiatives. Working within cross-functional project teams, your responsibilities…
Added 1 month ago
Sr. Engineer II, Cloud - CTIO (Hybrid)
CrowdStrike
Toronto, ON
Full-time
Lead efforts in defining and implementing significant components of our new cloud architecture, collaborating with our most senior technologists
Added 26 days ago
Java Full-Stack Developer (Hybrid)
Morgan Stanley
Montreal, QC
Full-time
We’re seeking someone to join our team as a Java Full-Stack Developer to lead the design, development, and delivery of mission-critical risk technology solutions that support…
Added 1 month ago
Senior Information Security Analyst (Secure Code Review)
TD
Toronto, ON
Full-time
Deliver secure code review assessment on programming languages such as Java, C#, PHP, Python, Perl, C/C++ , SQL, >
Added 15 days ago
Sr. SDET Engineer (Playwright / RestAssured / FTE / Onsite)
NTT DATA Services
Halifax, NS
Lead end-to-end test management activities, including test planning, estimation, execution, defect tracking, reporting, and release validation.
Added 21 days ago
Senior Software Engineer - Metadata
Fivetran
ON
Ability to independently lead feature-level software and design work that satisfies project requirements, and to clearly explain design trade-offs
Added 1 month ago
Senior Software Engineer
Emburse
Toronto, ON
Full-time
6+ years of software development experience, preferably with Project Lead experience.
Added 1 month ago
Chief Software Engineering Architect
DataStealth
Mississauga, ON
Full-time
…entire platform, own the architecture roadmap end-to-end, and lead our team of Principal and Distinguished Engineers through technical credibility rather than authority. You think in…
Added 1 month ago
Staff Software Engineer
Capital One
Toronto, ON
Full-time
Act as a tech lead developer owning technical design and development of cross-functional, multi-platform, fault tolerant application systems
Added 1 month ago
Engineering Manager - Booking Platform
OpenTable
Toronto, ON
We are looking for an Engineering Manager to lead critical backend engineering teams that power the core of OpenTable’s Diner Platform.
Added 1 month ago
Java Lead Engineer / Architect - Agentic AI
Princeton IT Services, Inc
Toronto, ON
Full-time
Job Title: Java Lead Engineer / Architect Agentic AI
Added 1 month ago
Senior Salesforce Developer
Guardian Capital Group
Toronto, ON
Full-time
Guardian Capital Group is seeking an experienced Salesforce Developer with a strong command of Salesforce Flows to join our Technical Enablement team. The successful candidate will design,…
Added 1 month ago
Gestionnaire de développement de logiciels / Mgr. Software Development
UKG
Montreal, QC
Full-time
Added 1 month ago
Senior Site Reliability Developer
Autodesk
Toronto, ON · AMER - Canada - Ontario - Toronto - University Ave
Full-time
We are seeking a highly motivated and experienced Senior Site Reliability Developer (SRE) to manage critical cloud infrastructure and site reliability operations for the Autodesk Platform…
Added 1 month ago
Staff Engineer – Software Development, Architecture, Security & Governance
Royal Bank of Canada
Toronto, ON
Full-time
…a Staff Engineer, you will have the opportunity to work and lead complex projects, collaborating with cross-functional teams to design, develop, and deploy production-grade applications…
Added 1 month ago
Sr. Core Java Developer
Synechron
Toronto, ON
Full-time
We are seeking a highly experienced and hands-on Java Developer with a strong background in Core Java, Spring Framework, and low-latency multi-threaded programming to join our dynamic team.…
Added 1 month ago
Senior Backend Engineer, Entities
EvenUp
Toronto, ON
$184,728 to $249,926 USD / year
Full-time
Backend Systems & Infrastructure: Lead the design, development, and optimization of robust backend systems for deploying LLM-based algorithms and services.

Synechron

Sr. Core Java Developer

Toronto, ON, Canada

Pay: In accordance with law, the base salary for this role if filled within Toronto, ON is CAD $120k – CAD $140k/year & benefits (see below).
Job type: Full-time
Posting language: English
Posted: Aug 12, 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 16,850+, and has 60 offices in 20 countries within key global markets.

Our challenge

We are seeking a highly experienced and hands-on Java Developer with a strong background in Core Java, Spring Framework, and low-latency multi-threaded programming to join our dynamic team. The ideal candidate will have extensive experience working within capital markets, debt capital markets, and financial operations, with a proven track record of designing and developing high-performance, scalable, and resilient systems. This role requires a deep technical expertise, with the ability to lead and collaborate within a global team, communicate effectively, and deliver robust solutions that meet the demanding needs of financial markets.

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 $120k – CAD $140k/year & benefits (see below).

The Role

Responsibilities:

Develop, enhance, and maintain high-performance, low-latency trading and financial systems using Core Java and Spring Framework.
Design and implement multi-threaded, concurrent, and scalable solutions for mission-critical applications.
Architect and optimize SQL queries and work with caching solutions such as MemSQL to ensure fast data retrieval and system efficiency.
Collaborate with global teams to understand business requirements and translate them into technical solutions.
Work on cloud-based solutions using AWS, Azure, or other cloud platforms to deploy, manage, and monitor applications.
Contribute to the architecture and development of distributed systems for capital markets, with an emphasis on debt markets and financial operations.
Conduct code reviews, enforce coding standards, and advocate best practices in software development.
Support and troubleshoot live trading systems, ensuring high availability and low latency.
Stay abreast of technological advancements in cloud, Java, and capital markets to recommend improvements and innovations.

Requirements:

Core Java: 10-12 years of hands-on experience developing robust Java applications.
Spring Framework: 5-10 years of experience with Spring Core, Spring Boot, and associated projects.
Multi-threading & Low Latency Development: Proven experience designing and implementing multi-threaded, low-latency, high-frequency trading or financial systems.
Database & Caching: Expertise in SQL, with experience in query tuning; knowledge of caching solutions such as MemSQL, Redis, or similar.
Cloud Platforms: Experience deploying and managing applications on AWS, Azure, or equivalent cloud platforms.
Capital Markets & Debt Capital Markets: Prior experience in capital markets, especially debt instruments and related financial operations.
Financial Operations: Strong understanding of financial workflows, settlements, and operational processes (beneficial).
Communication & Collaboration: Excellent verbal and written communication skills, with experience working in a global team environment.

We offer:

A multinational organization with 60 offices in 20 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

Develop and maintain high-performance, low-latency trading systems using Core Java and Spring Framework. Collaborate with global teams to architect scalable solutions and support mission-critical financial applications.

Requirements

Requires 10-12 years of hands-on Core Java experience and 5-10 years with the Spring Framework. Candidates must have a proven track record in multi-threaded, low-latency development within capital markets.

Skills

Core Java
Spring Framework
Multi-threading
Low-latency programming
SQL
MemSQL
Redis
AWS
Azure
Capital markets
Debt capital markets
Financial operations
Distributed systems
Cloud computing
System architecture
Code review

Benefits

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

Visa sponsorship

Not detected in the job text

Keywords

Core Java
Spring Boot
Spring Core
Multi-threading
Low-latency
Capital Markets
Debt Capital Markets
SQL
MemSQL
Redis
AWS
Azure
Cloud
Distributed Systems
Financial Services
Trading Systems
FinLabs
Software Engineering
Data Science
Blockchain
Artificial Intelligence
Digital Underwriting
Mobile-first applications
Settlements
Financial workflows
System architecture
Code reviews
DevOps
Consulting
High-frequency trading

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