Senior Technical Architect

Title: Senior Technical Architect

Location: New York/New Jersey

Duration: 12 Months

Seeking a seasoned Senior Technical Architect preferably someone with Capital Markets/Financial Services experience who can bridge legacy and modern engineering-refactor and extend systems in C while services for cloud-ready scalable platforms. Proficient in defining architecture strategy hands-on solutioning programming and partner with Cross functional teams and US stakeholders to deliver secure resilient systems.

Key responsibilities

Architecture Ownership: Define end-to-end solution architecture across apps data integration and infrastructure; produce ADRs HLD/LLD NFRs and security models.

Legacy Modernization: Assess monolith/client-server systems and design migration paths using Strangler Fig Anti-Corruption Layer adapters/wrappers fa ade and repository patterns; manage interop between COM/ and native components.

Modern Patterns: Establish architectures with microservices hexagonal (ports-and-adapters) DDD CQRS event-driven designs and API-first principles.

Integration Strategy: Design REST/gRPC APIs messaging (Kafka/RabbitMQ) contract/versioning and backward compatibility; secure partner integrations and data flows.

Reliability & Performance: Champion observability (metrics/logs/traces) capacity planning performance tuning caching and resiliency (circuit breaker bulkhead retry/backoff).

Security by Design: Drive threat modeling secure coding standards encryption in transit/at rest identity/roles secrets management and vulnerability remediation.

Cloud & DevOps Collaboration: Guide AWS/Azure solutioning; partner with DevOps on CI/CD IaC (Terraform/Bicep) artifact lifecycle release governance.

Global Delivery: Coordinate with distributed teams across US/EMEA/APAC time zones; align architecture with delivery cadences and SLAs; ensure EST overlap.

Stakeholder Management: Translate technical choices into business outcomes; present trade-offs/risks to senior leaders and clients.

Key competencies

12 years in software engineering/architecture; 5 years in architect/tech-lead roles with good coding skills.

Strong hands-on with C and C# .NET.

Demonstrated end-to-end legacy modernization to cloud-ready architectures (service decomposition data refactoring strangler/ACL approaches).

Deep knowledge of architectural patterns (layered SOA microservices hexagonal DDD CQRS EDA) and NFRs (scalability reliability security performance).

Integration expertise: REST/gRPC message brokers schema/versioning strategies and consistency models (transactional vs. eventual).

Experience with AWS/Azure containers/orchestration (Docker/Kubernetes) and DevOps (CI/CD IaC artifact management).

Excellent communication and documentation skills; proven ability to lead design workshops and influence senior stakeholders.

Track record working with global teams and delivering across distributed time zones.

Working experience on Fixed Income securities trading domain and platforms with real-time transactions KPIs is highly desirable.

Nice to Have

Financial services domain exposure and familiarity with regulatory/security frameworks.

Performance engineering (profiling native code memory management) static/dynamic analysis secure interop (P/Invoke COM visibility).

Education

Bachelors/Masters in Computer Science Engineering Information Systems or equivalent experience