Senior Architect

Whiteblue; Chennai District; On-site; INR 1,500,000 - 2,500,000; Full time

Job summary

Whiteblue is looking for a Technical Architect with over 12 years of experience in .NET development to modernize and optimize complex legacy applications in Chennai. The role involves redesigning business logic and handling migration to .NET Core while ensuring high performance and scalability.

Ideal candidates will have strong experience as system architects with a deep understanding of performance-critical systems. This is a full-time onsite position.

Qualifications

• Proven experience as a software/system architect on large, complex products.
• Strong understanding of legacy components and mixed-technology systems.

Responsibilities

• Study existing desktop application architecture to identify bottlenecks.
• Redesign core business logic and system layers.
• Drive migration from legacy .NET Framework to .NET Core.

Skills

Software/System Architect experience

Microsoft technologies

Performance-critical systems understanding

Education

12+ years of .NET development

3+ years as Technical Architect in .NET

Job description

Modernize and optimize complex legacy .NET applications.

Employment Type: Full Time; Timing: General Shift; Work Mode: Onsite (5 days); Location: Chennai; Experience: 12+ years.

Key Responsibilities

• Study an existing complex desktop application architecture and identify performance and scalability bottlenecks.
• Redesign and modernize core business logic, workflows, and system layers.
• Drive migration from legacy .NET Framework to .NET Core, handling real‑world dependency and compatibility challenges.
• Redesign inter‑component communication (e.g., replacing legacy remoting with modern approaches).
• Produce a working architectural model within a short timeframe.
• Ensure designs meet very strict performance and latency requirements.
• Work closely with existing engineering teams and bring a fresh architectural perspective.

Required Experience & Skills

• Strong experience as a software/system architect on large, complex products (not just greenfield apps).
• Deep hands‑on background with Microsoft technologies and legacy components, interop, or mixed‑technology systems.
• Strong understanding of performance‑critical systems, low‑latency and high‑throughput architectures, multi‑layered desktop or system software.

Nice to Have

• Experience modernizing legacy systems.
• Exposure to C++ or hardware‑adjacent software.
• Experience working with WPF / MVVM.

Ideal Candidate Profile

• Someone who has seen multiple real‑world architectures and understands trade‑offs.
• Comfortable with messy legacy systems and improving them step by step.
• Practical, hands‑on, and performance‑driven.

Qualifications

• 12+ years of experience in .NET development.
• At least 3+ years of recent experience as a Technical Architect in .NET.