14 days ago
Mississauga, CanadaStaff+
Base Salary
$121k - $171k/yr
Responsibilities
- Define and evolve architecture for cloud-native, microservices, and event-driven platforms.
- Create high- and low-level designs, integration patterns, API contracts, and reference implementations.
- Lead design reviews, architectural forums, squads, and full software development lifecycle delivery.
- Build core services using Java, Spring Boot, REST/GraphQL, and event-streaming technologies.
- Establish coding standards, code review practices, secure-by-default patterns, and automated quality gates.
- Mentor and coach senior engineers and support the development of technical leaders.
- Design cloud, container orchestration, service mesh, infrastructure-as-code, secrets-management, and platform integration patterns.
- Architect SQL/NoSQL, caching, and event-streaming integrations, including data contracts and schema evolution.
- Partner with SRE and platform teams on monitoring, alerting, logging, tracing, reliability, and cost governance.
- Embed application security, secure API and authentication practices, zero-trust patterns, and applicable compliance requirements.
- Translate business needs into technical roadmaps and communicate architectural trade-offs to technical and non-technical stakeholders.
Requirements
- At least 6 years of progressive experience building enterprise systems and at least 7 years of Java and Spring experience at scale.
- Strong expertise in Java 11/17+, Spring Boot, Spring Cloud, REST/GraphQL APIs, Kafka or Pulsar, Kubernetes, Docker, relational and NoSQL databases, Redis, CI/CD, infrastructure as code, and observability tools.
- Experience delivering cloud-native, microservices, and event-driven architectures.
- Experience with AWS, Azure, or GCP and containerized distributed systems.
- Strong understanding of concurrency, performance tuning, resiliency patterns, fault tolerance, data contracts, and eventual consistency.
- Demonstrated leadership of architecture forums and design reviews, plus mentorship experience.
- Strong communication and stakeholder-management skills.
- Knowledge of MCP, A2A, and agentic architecture.
- Bachelor’s or university degree, or equivalent experience.
- Master’s degree, payments or financial-services domain experience, threat modeling, SAST/DAST, CDC, schema registries, service mesh, API gateways, serverless, and modern architectural patterns are preferred.
Tech Stack
Amazon DynamoDBApache CassandraApache KafkaAWSAzureDockerGitHub ActionsGoogle Cloud PlatformGrafanaGraphQLgRPCIstioJavaJenkinsKubernetesMongoDBMySQLPostgreSQLPrometheusRedisSpring BootTerraform
Categories
About Citi
Citi's mission is to serve as a trusted partner to our clients by responsibly providing financial services that enable growth and economic progress. Our core activities are safeguarding assets, lending money, making payments and accessing the capital markets on behalf of our clients. We have over 200 years of experience helping our clients meet the world's toughest challenges and embrace its greatest opportunities. We are Citi, the global bank – an institution connecting millions of people across hundreds of countries and cities. For information on Citi’s commitment to privacy, visit on.citi/privacy.