Sr. Core Java Developer

Calitii; Toronto; Hybrid; CAD 120,000 - 140,000; Full time

Benefits offered by this job

Work abroad

Flexible hybrid policy

RRSP with employer contribution

Udemy for Business

Career coaching

Job summary

Synechron in Toronto is seeking a highly experienced Java Developer with a strong background in Core Java and the Spring Framework to join our capital markets team. You will design high‑performance, low‑latency systems and lead collaboration with global colleagues to deliver robust financial software.

The role demands extensive multi‑threading expertise, strong SQL/caching know‑how (MemSQL, Redis), and cloud experience (AWS/Azure).

Qualifications

• 10–12 years of hands-on Core Java experience.
• 5–10 years with Spring Core/Boot and related projects.
• Proven experience in multi-threading, low-latency development for financial systems.
• SQL proficiency with query tuning; caching technologies like MemSQL/Redis.
• Cloud deployment and management on AWS, Azure, or equivalent.
• Capital markets experience, especially debt instruments and financial operations.
• Strong communication within global teams.

Responsibilities

• Develop 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.
• Optimize SQL queries and work with caching solutions to ensure fast data retrieval.
• Collaborate with global teams to translate business requirements into technical solutions.
• Work on cloud-based solutions for deployment, management, and monitoring of applications.
• Contribute to distributed systems architecture for capital markets and financial operations.
• Perform code reviews, enforce coding standards, and promote best practices.
• Support live trading systems to ensure high availability and low latency.
• Stay updated on cloud, Java, and capital markets innovations.

Skills

Core Java

Spring Framework

Multi-threading

Low Latency

SQL & Caching

Tools

MemSQL

Redis

AWS

Azure

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.

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.