Senior Software Engineer to modernize trading platforms with client in Pension Fund

Contract: 6 Months + Extension

Hours: 37.5

Work Model: 4 days in office

Our Software Development client is seeking a: Senior Software Engineer to modernize trading platforms using AWS, Python, and Kubernetes in the Software Development industry

Contract role focused on accelerating the modernization of legacy trading systems and building cloud-native, resilient applications in Toronto.

Must Haves

• 10+ years of hands-on experience with AWS, Python, and SQL for enterprise application development
• Strong knowledge of containerization and orchestration using **Docker** or **Kubernetes**
• Proven experience with **Message Queues** such as **Kafka** or **SQS**
• Background in scaling enterprise platforms and handling increased **transaction volumes**

Nice to Have

• Experience building low-latency trading or financial applications
• Hands-on work with CI/CD pipelines and DevOps automation
• Exposure to high-volume, resilient distributed architectures
• Solid understanding of system monitoring and incident management
• Prior modernization or legacy transformation project experience
• Ability to participate in **production support rotations**, including overnight shifts as required

Responsibilities

• Design and implement modernization strategies for legacy trading systems
• Build and deploy cloud-native applications leveraging AWS services
• Optimize application scalability to support increasing transaction volumes
• Manage container workloads and microservices orchestration
• Develop, test, and tune message queue integrations for platform resilience
• Perform production support duties, including rotational on-call and overnight coverage
• Collaborate with broader engineering teams to accelerate modernization efforts